repo stringclasses 1k
values | file_url stringlengths 96 373 | file_path stringlengths 11 294 | content stringlengths 0 32.8k | language stringclasses 1
value | license stringclasses 6
values | commit_sha stringclasses 1k
values | retrieved_at stringdate 2026-01-04 14:45:56 2026-01-04 18:30:23 | truncated bool 2
classes |
|---|---|---|---|---|---|---|---|---|
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-conversions-2/src/test/java/com/baeldung/inttostring/IntToStringUnitTest.java | core-java-modules/core-java-string-conversions-2/src/test/java/com/baeldung/inttostring/IntToStringUnitTest.java | package com.baeldung.inttostring;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
public class IntToStringUnitTest {
@Test
public void whenValidIntIsPassed_thenShouldConvertToString() {
assertEquals("11", Integer.toString(11));
assertEquals("11", Integer.toString(+11)); ... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-conversions-2/src/main/java/com/baeldung/stringconversions/UseLocalDateTime.java | core-java-modules/core-java-string-conversions-2/src/main/java/com/baeldung/stringconversions/UseLocalDateTime.java | package com.baeldung.stringconversions;
import java.time.LocalDateTime;
public class UseLocalDateTime {
public LocalDateTime getLocalDateTimeUsingParseMethod(String representation) {
return LocalDateTime.parse(representation);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-10/src/test/java/com/baeldung/doublenonvalues/DoubleNonValueUnitTest.java | core-java-modules/core-java-numbers-10/src/test/java/com/baeldung/doublenonvalues/DoubleNonValueUnitTest.java | package com.baeldung.doublenonvalues;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Ass... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-10/src/test/java/com/baeldung/comparelong/CompareLongWithSortUnitTest.java | core-java-modules/core-java-numbers-10/src/test/java/com/baeldung/comparelong/CompareLongWithSortUnitTest.java | package com.baeldung.comparelong;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.stream.Collectors;
import org.junit.Test;
public class CompareLongWit... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-10/src/test/java/com/baeldung/floatvsdouble/FloatVsDoubleUnitTest.java | core-java-modules/core-java-numbers-10/src/test/java/com/baeldung/floatvsdouble/FloatVsDoubleUnitTest.java | package com.baeldung.floatvsdouble;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;
public class FloatVsDoubleUnitTest {
// 2.1. Memory Size ... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-10/src/test/java/com/baeldung/samesign/SameSignIntegersUnitTest.java | core-java-modules/core-java-numbers-10/src/test/java/com/baeldung/samesign/SameSignIntegersUnitTest.java | package com.baeldung.samesign;
import org.junit.Test;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;
public class SameSignIntegersUnitTest {
@Test
public void givenTwoPositiveNumbers_whenUsingConditionalChecks_thenReturnTrue() {
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-numbers-10/src/main/java/com/baeldung/doublenonvalues/DoubleNonValue.java | core-java-modules/core-java-numbers-10/src/main/java/com/baeldung/doublenonvalues/DoubleNonValue.java | package com.baeldung.doublenonvalues;
public class DoubleNonValue {
public static double findLargestThrowException(double[] array) {
if (array.length == 0) {
throw new IllegalArgumentException("Array cannot be empty");
}
double max = array[0];
for (int i = ... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-conversions-3/src/test/java/com/baeldung/readertox/JavaReaderToXUnitTest.java | core-java-modules/core-java-io-conversions-3/src/test/java/com/baeldung/readertox/JavaReaderToXUnitTest.java | package com.baeldung.readertox;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.MatcherAssert.assertThat;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.Reader;
import java.io.Strin... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-conversions-3/src/test/java/com/baeldung/xlsxtocsv/ConvertToCSVUnitTest.java | core-java-modules/core-java-io-conversions-3/src/test/java/com/baeldung/xlsxtocsv/ConvertToCSVUnitTest.java | package com.baeldung.xlsxtocsv;
import org.junit.jupiter.api.Test;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.List;
import static org.junit.jupiter.api.Assertions.assertEquals;
class ConvertToCSVUnitTest {
private static final String XLSX_FILE_INPUT = "... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-conversions-3/src/test/java/com/baeldung/determinedelimitersincsv/DetermineDelimiterInCSVFileUnitTest.java | core-java-modules/core-java-io-conversions-3/src/test/java/com/baeldung/determinedelimitersincsv/DetermineDelimiterInCSVFileUnitTest.java | package com.baeldung.determinedelimitersincsv;
import org.junit.jupiter.api.Test;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
import java.util.regex.Pattern;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class DetermineDelimiterInCSVFileUnitTest {
String[] line... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-conversions-3/src/test/java/com/baeldung/csvheadersaslist/CsvHeadersAsListUnitTest.java | core-java-modules/core-java-io-conversions-3/src/test/java/com/baeldung/csvheadersaslist/CsvHeadersAsListUnitTest.java | package com.baeldung.csvheadersaslist;
import static org.assertj.core.api.Assertions.assertThat;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.Scanner;
import org.apache.commons.csv.CSVFormat... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-conversions-3/src/test/java/com/baeldung/xtoreader/JavaXToReaderUnitTest.java | core-java-modules/core-java-io-conversions-3/src/test/java/com/baeldung/xtoreader/JavaXToReaderUnitTest.java | package com.baeldung.xtoreader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.io.Reader;
import java.io.StringReader;
import java.nio.charset.Charset;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.input.CharSequenceReader;
import org.junit.Test;
import... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-conversions-3/src/test/java/com/baeldung/bytearraytowriter/JavaXToWriterUnitTest.java | core-java-modules/core-java-io-conversions-3/src/test/java/com/baeldung/bytearraytowriter/JavaXToWriterUnitTest.java | package com.baeldung.bytearraytowriter;
import static org.junit.Assert.assertEquals;
import java.io.IOException;
import java.io.StringWriter;
import java.io.Writer;
import org.apache.commons.io.output.StringBuilderWriter;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.goo... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-conversions-3/src/main/java/com/baeldung/xlsxtocsv/OpenCSVWriter.java | core-java-modules/core-java-io-conversions-3/src/main/java/com/baeldung/xlsxtocsv/OpenCSVWriter.java | package com.baeldung.xlsxtocsv;
import com.opencsv.CSVWriter;
import java.io.FileWriter;
import java.io.IOException;
import java.util.List;
public class OpenCSVWriter {
public static void writeCSV(List<String[]> data, String filePath) throws IOException {
try (FileWriter fw = new FileWriter(filePath);
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-conversions-3/src/main/java/com/baeldung/xlsxtocsv/XLSXReader.java | core-java-modules/core-java-io-conversions-3/src/main/java/com/baeldung/xlsxtocsv/XLSXReader.java | package com.baeldung.xlsxtocsv;
import org.apache.poi.ss.usermodel.*;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
public class XLSXReader {
/**
* Opens an XLSX workbook.
*
* @param filePath the path to the XLSX file
* @return... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-conversions-3/src/main/java/com/baeldung/xlsxtocsv/ConvertToCSV.java | core-java-modules/core-java-io-conversions-3/src/main/java/com/baeldung/xlsxtocsv/ConvertToCSV.java | package com.baeldung.xlsxtocsv;
import java.io.IOException;
import java.util.List;
public class ConvertToCSV {
/**
* Converts data from an XLSX file to CSV format using Apache Commons CSV.
*
* @param xlsxFilePath the path to the XLSX file
* @param csvFilePath the path to the output CSV file
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-io-conversions-3/src/main/java/com/baeldung/xlsxtocsv/CommonsCSVWriter.java | core-java-modules/core-java-io-conversions-3/src/main/java/com/baeldung/xlsxtocsv/CommonsCSVWriter.java | package com.baeldung.xlsxtocsv;
import org.apache.commons.csv.CSVFormat;
import org.apache.commons.csv.CSVPrinter;
import java.io.FileWriter;
import java.io.IOException;
import java.util.List;
public class CommonsCSVWriter {
/**
* Writes data to a CSV file using Apache Commons CSV.
*
* @param dat... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/objecttostring/PersonUnitTest.java | core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/objecttostring/PersonUnitTest.java | package com.baeldung.objecttostring;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
public class PersonUnitTest {
@Test
public void givenObject_whenToString_thenConvert() {
Person person = new Person("Sarah", 28);
String expected = "Person{name='Sarah', age=28}";
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/stringtolist/ConvertStringToListUnitTest.java | core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/stringtolist/ConvertStringToListUnitTest.java | package com.baeldung.stringtolist;
import com.google.common.base.Function;
import com.google.common.base.Splitter;
import com.google.common.collect.Lists;
import org.apache.commons.lang3.StringUtils;
import org.junit.Test;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.st... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/stringtoenum/StringToEnumUnitTest.java | core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/stringtoenum/StringToEnumUnitTest.java | package com.baeldung.stringtoenum;
import static junit.framework.TestCase.assertTrue;
import org.junit.Test;
public class StringToEnumUnitTest {
@Test
public void whenConvertedIntoEnum_thenGetsConvertedCorrectly() {
String pizzaEnumValue = "READY";
PizzaStatusEnum pizzaStatusEnum = Pizza... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/filetobase64conversion/FileToBase64StringConversionUnitTest.java | core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/filetobase64conversion/FileToBase64StringConversionUnitTest.java | package com.baeldung.filetobase64conversion;
import org.apache.commons.io.FileUtils;
import org.junit.Test;
import java.io.File;
import java.io.IOException;
import java.util.Base64;
import static org.junit.Assert.assertTrue;
public class FileToBase64StringConversionUnitTest {
private String inputFilePath = "te... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/stringtobigdecimal/StringToBigDecimalConversionUnitTest.java | core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/stringtobigdecimal/StringToBigDecimalConversionUnitTest.java | package com.baeldung.stringtobigdecimal;
import org.junit.Test;
import java.math.BigDecimal;
import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.text.NumberFormat;
import java.text.ParseException;
import java.util.Locale;
import static org.junit.Assert.assertEquals;
public class Strin... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/stringtocamelcase/StringToCamelCaseUnitTest.java | core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/stringtocamelcase/StringToCamelCaseUnitTest.java | package com.baeldung.stringtocamelcase;
import static com.baeldung.stringtocamelcase.StringToCamelCase.toCamelCaseByIteration;
import static com.baeldung.stringtocamelcase.StringToCamelCase.toCamelCaseByRegex;
import static com.baeldung.stringtocamelcase.StringToCamelCase.toCamelCaseBySplitting;
import static com.bael... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/stringtobytearray/StringToByteArrayUnitTest.java | core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/stringtobytearray/StringToByteArrayUnitTest.java | package com.baeldung.stringtobytearray;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import java.io.UnsupportedEncodingException;
import java.nio.CharBuffer;
import java.nio.charset.CharacterCodingException;
import java.nio.charset.Cha... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/stringtobytearray/ByteArrayToStringUnitTest.java | core-java-modules/core-java-string-conversions/src/test/java/com/baeldung/stringtobytearray/ByteArrayToStringUnitTest.java | package com.baeldung.stringtobytearray;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import java.io.UnsupportedEncodingException;
import java.nio.ByteBuffer;
import java.nio.charset.CharacterCodingException;
import java.nio.charset.Charset;... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-conversions/src/main/java/com/baeldung/objecttostring/Person.java | core-java-modules/core-java-string-conversions/src/main/java/com/baeldung/objecttostring/Person.java | package com.baeldung.objecttostring;
import org.apache.commons.lang3.builder.ToStringBuilder;
import org.apache.commons.lang3.builder.ToStringStyle;
public class Person {
private String name;
private int age;
public Person(String name, int age) {
this.name = name;
this.age = age;
}
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-conversions/src/main/java/com/baeldung/stringtoenum/PizzaStatusEnum.java | core-java-modules/core-java-string-conversions/src/main/java/com/baeldung/stringtoenum/PizzaStatusEnum.java | package com.baeldung.stringtoenum;
public enum PizzaStatusEnum {
ORDERED(5) {
@Override
public boolean isOrdered() {
return true;
}
},
READY(2) {
@Override
public boolean isReady() {
return true;
}
},
DELIVERED(0) {
@Ov... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-conversions/src/main/java/com/baeldung/stringtocamelcase/StringToCamelCase.java | core-java-modules/core-java-string-conversions/src/main/java/com/baeldung/stringtocamelcase/StringToCamelCase.java | package com.baeldung.stringtocamelcase;
import java.util.Arrays;
import java.util.stream.Collectors;
import org.apache.commons.text.WordUtils;
import com.google.common.base.CaseFormat;
import com.ibm.icu.lang.UCharacter;
import com.ibm.icu.text.BreakIterator;
public class StringToCamelCase {
public static Stri... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-streams-collect/src/test/java/com/baeldung/collect/nullable/CanCollectReturnNullUnitTest.java | core-java-modules/core-java-streams-collect/src/test/java/com/baeldung/collect/nullable/CanCollectReturnNullUnitTest.java | package com.baeldung.collect.nullable;
import static java.util.stream.Collectors.collectingAndThen;
import static java.util.stream.Collectors.groupingBy;
import static java.util.stream.Collectors.toList;
import static java.util.stream.Collectors.toMap;
import static org.junit.jupiter.api.Assertions.assertEquals;
impor... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/test/java/com/baeldung/lazylambda/LambdaSupplierUnitTest.java | core-java-modules/core-java-function/src/test/java/com/baeldung/lazylambda/LambdaSupplierUnitTest.java | package com.baeldung.lazylambda;
import java.util.function.Supplier;
import org.junit.Test;
import org.mockito.Mockito;
public class LambdaSupplierUnitTest {
@Test
public void whenCalledMultipleTimes_thenShouldBeCalledMultipleTimes() {
@SuppressWarnings("unchecked") Supplier<String> mockedExpensiveF... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/test/java/com/baeldung/lazylambda/LazyLambdaSupplierUnitTest.java | core-java-modules/core-java-function/src/test/java/com/baeldung/lazylambda/LazyLambdaSupplierUnitTest.java | package com.baeldung.lazylambda;
import java.util.List;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import java.util.function.Supplier;
import org.junit.Test;
import org.mockito.Mockito;
import org.mockito.stubbing.Answer;
public class Laz... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/test/java/com/baeldung/lazylambda/LazyLambdaThreadSafeSupplierUnitTest.java | core-java-modules/core-java-function/src/test/java/com/baeldung/lazylambda/LazyLambdaThreadSafeSupplierUnitTest.java | package com.baeldung.lazylambda;
import java.util.List;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import java.util.function.Supplier;
import org.junit.Test;
import org.mockito.Mockito;
import org.mockito.stubbing.Answer;
public class Laz... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/test/java/com/baeldung/functionparameter/FunctionParameterUnitTest.java | core-java-modules/core-java-function/src/test/java/com/baeldung/functionparameter/FunctionParameterUnitTest.java | package com.baeldung.functionparameter;
import static org.junit.Assert.assertEquals;
import org.junit.jupiter.api.Test;
public class FunctionParameterUnitTest {
@Test
void givenAddFunction_whenUsingAnnonymousClass_thenReturnSumValue() {
assertEquals(8, FunctionParameter.passFunctionUsingAnnonymousCl... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/test/java/com/baeldung/trifunction/TriFunctionExampleUnitTest.java | core-java-modules/core-java-function/src/test/java/com/baeldung/trifunction/TriFunctionExampleUnitTest.java | package com.baeldung.trifunction;
import static org.junit.jupiter.api.Assertions.assertEquals;
import org.junit.jupiter.api.Test;
class TriFunctionExampleUnitTest {
private static final String BAELDUNG = "baeldung";
@Test
void whenMultiplyThenAdd_ThenReturnsCorrectResult() {
assertEquals(25, Tr... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/test/java/com/baeldung/trifunction/VavrFunction3ExampleUnitTest.java | core-java-modules/core-java-function/src/test/java/com/baeldung/trifunction/VavrFunction3ExampleUnitTest.java | package com.baeldung.trifunction;
import static org.junit.jupiter.api.Assertions.assertEquals;
import org.junit.jupiter.api.Test;
public class VavrFunction3ExampleUnitTest {
@Test
void whenMultiplyThenAdd_ThenReturnsCorrectResult() {
assertEquals(25, VavrFunction3Example.multiplyThenAdd.apply(2, 10,... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/test/java/com/baeldung/java8/Java8PredicateChainUnitTest.java | core-java-modules/core-java-function/src/test/java/com/baeldung/java8/Java8PredicateChainUnitTest.java | package com.baeldung.java8;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.contains;
import static org.junit.Assert.assertEquals;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.function.Predicate;
import java.util.stream.Collector... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/test/java/com/baeldung/staticmethods/CustomStringUtilsUnitTest.java | core-java-modules/core-java-function/src/test/java/com/baeldung/staticmethods/CustomStringUtilsUnitTest.java | package com.baeldung.staticmethods;
import org.junit.jupiter.api.Test;
import static org.assertj.core.api.Assertions.assertThat;
class CustomStringUtilsUnitTest {
@Test
void givenNonEmptyString_whenIsEmptyMethodIsCalled_thenFalseIsReturned() {
boolean empty = CustomStringUtils.isEmpty("baeldung");
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/test/java/com/baeldung/staticmethods/StaticCounterUnitTest.java | core-java-modules/core-java-function/src/test/java/com/baeldung/staticmethods/StaticCounterUnitTest.java | package com.baeldung.staticmethods;
import org.junit.jupiter.api.Test;
import static org.assertj.core.api.Assertions.assertThat;
class StaticCounterUnitTest {
@Test
void givenStaticCounter_whenIncrementCounterIsCalled_thenValueIsIncresedByOne() {
int oldValue = StaticCounter.getCounterValue();
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/test/java/com/baeldung/staticmethods/CollectionUtilsUnitTest.java | core-java-modules/core-java-function/src/test/java/com/baeldung/staticmethods/CollectionUtilsUnitTest.java | package com.baeldung.staticmethods;
import org.junit.jupiter.api.Test;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
class CollectionUtilsUnitTest {
@Test
void givenListOfNumbers_whenReverseStaticMethodIsCalled_thenNu... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/test/java/com/baeldung/staticmethods/StringUtilsUnitTest.java | core-java-modules/core-java-function/src/test/java/com/baeldung/staticmethods/StringUtilsUnitTest.java | package com.baeldung.staticmethods;
import org.apache.commons.lang3.StringUtils;
import org.junit.jupiter.api.Test;
import static org.assertj.core.api.Assertions.assertThat;
class StringUtilsUnitTest {
@Test
void givenSimpleString_whenCapitalizeStaticMethodIsCalled_thenCapitalizedStringIsReturned() {
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/test/java/com/baeldung/functionpointer/FunctionPointerUnitTest.java | core-java-modules/core-java-function/src/test/java/com/baeldung/functionpointer/FunctionPointerUnitTest.java | package com.baeldung.functionpointer;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.lang.reflect.Method;
import java.util.function.BiFunction;
import org.junit.jupiter.api.Test;
public class FunctionPointerUnitTest {
@Test
void givenAnonymousAddition_whenCalculate_thenReturnSum()... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/lazylambda/LambdaSupplier.java | core-java-modules/core-java-function/src/main/java/com/baeldung/lazylambda/LambdaSupplier.java | package com.baeldung.lazylambda;
import java.util.function.Supplier;
public class LambdaSupplier<T> {
protected final Supplier<T> expensiveData;
public LambdaSupplier(Supplier<T> expensiveData) {
this.expensiveData = expensiveData;
}
public T getData() {
return expensiveData.get();
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/lazylambda/LazyLambdaThreadSafeSupplier.java | core-java-modules/core-java-function/src/main/java/com/baeldung/lazylambda/LazyLambdaThreadSafeSupplier.java | package com.baeldung.lazylambda;
import java.util.concurrent.atomic.AtomicReference;
import java.util.function.Supplier;
public class LazyLambdaThreadSafeSupplier<T> extends LambdaSupplier<T> {
private final AtomicReference<T> data;
public LazyLambdaThreadSafeSupplier(Supplier<T> expensiveData) {
su... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/lazylambda/LazyLambdaSupplier.java | core-java-modules/core-java-function/src/main/java/com/baeldung/lazylambda/LazyLambdaSupplier.java | package com.baeldung.lazylambda;
import java.util.function.Supplier;
public class LazyLambdaSupplier<T> extends LambdaSupplier<T> {
private T data;
public LazyLambdaSupplier(Supplier<T> expensiveData) {
super(expensiveData);
}
@Override
public T getData() {
if (data != null) {
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/functionparameter/FunctionParameter.java | core-java-modules/core-java-function/src/main/java/com/baeldung/functionparameter/FunctionParameter.java | package com.baeldung.functionparameter;
import java.util.function.BiFunction;
import java.util.concurrent.Callable;
interface Operation { int execute(int a, int b); }
public class FunctionParameter {
public static int performOperation(int a, int b, Operation operation) { return operation.execute(a, b); }
p... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/trifunction/TriFunction.java | core-java-modules/core-java-function/src/main/java/com/baeldung/trifunction/TriFunction.java | package com.baeldung.trifunction;
import java.util.Objects;
import java.util.function.Function;
/**
* Represents a function that accepts three arguments and produces a result.
* This is the three-arity specialization of {@link Function}.
*
* <p>This is a functional interface
* whose functional method is {@link #... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/trifunction/VavrFunction3Example.java | core-java-modules/core-java-function/src/main/java/com/baeldung/trifunction/VavrFunction3Example.java | package com.baeldung.trifunction;
import io.vavr.Function3;
public class VavrFunction3Example {
public static Function3<Integer, Integer, Integer, Integer> multiplyThenAdd = (x, y, z) -> x * y + z;
public static Function3<Integer, Integer, Integer, Integer> multiplyThenAddThenDivideByTen = multiplyThenAdd.a... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/trifunction/TriFunctionExample.java | core-java-modules/core-java-function/src/main/java/com/baeldung/trifunction/TriFunctionExample.java | package com.baeldung.trifunction;
public class TriFunctionExample {
public static TriFunction<Integer, Integer, Integer, Integer> multiplyThenAdd = (x, y, z) -> x * y + z;
public static TriFunction<Integer, Integer, Integer, Integer> multiplyThenAddThenDivideByTen = multiplyThenAdd.andThen(x -> x / 10);
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/staticmethods/CustomStringUtils.java | core-java-modules/core-java-function/src/main/java/com/baeldung/staticmethods/CustomStringUtils.java | package com.baeldung.staticmethods;
public final class CustomStringUtils {
private CustomStringUtils() {}
public static boolean isEmpty(CharSequence cs) { return cs == null || cs.length() == 0; }
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/staticmethods/StaticCounter.java | core-java-modules/core-java-function/src/main/java/com/baeldung/staticmethods/StaticCounter.java | package com.baeldung.staticmethods;
public class StaticCounter {
private static int counter = 0;
public static int incrementCounter() {
return ++counter;
}
public static int getCounterValue() {
return counter;
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/MathUtils.java | core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/MathUtils.java | package com.baeldung.functionpointer;
public class MathUtils {
public static int add(int a, int b) {
return a + b;
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/DynamicOps.java | core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/DynamicOps.java | package com.baeldung.functionpointer;
public class DynamicOps {
public int power(int a, int b) {
return (int) Math.pow(a, b);
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/AddCommand.java | core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/AddCommand.java | package com.baeldung.functionpointer;
public class AddCommand implements MathOperation {
@Override
public int operate(int a, int b) {
return a + b;
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/MathOperationEnum.java | core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/MathOperationEnum.java | package com.baeldung.functionpointer;
public enum MathOperationEnum {
ADD {
@Override
public int apply(int a, int b) {
return a + b;
}
},
SUBTRACT {
@Override
public int apply(int a, int b) {
return a - b;
}
},
MULTIPLY {
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/EnumCalculator.java | core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/EnumCalculator.java | package com.baeldung.functionpointer;
public class EnumCalculator {
public int calculate(int a, int b, MathOperationEnum operation) {
return operation.apply(a, b);
}
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/Calculator.java | core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/Calculator.java | package com.baeldung.functionpointer;
public class Calculator {
public int calculate(int a, int b, MathOperation operation) {
return operation.operate(a, b);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/AdvancedCalculator.java | core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/AdvancedCalculator.java | package com.baeldung.functionpointer;
import java.util.function.BiFunction;
public class AdvancedCalculator {
public int compute(int a, int b, BiFunction<Integer, Integer, Integer> operation) {
return operation.apply(a, b);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/MathOperation.java | core-java-modules/core-java-function/src/main/java/com/baeldung/functionpointer/MathOperation.java | package com.baeldung.functionpointer;
public interface MathOperation {
int operate(int a, int b);
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-operations-7/src/test/java/com/baeldung/mutablestring/CharsetUsageUnitTest.java | core-java-modules/core-java-string-operations-7/src/test/java/com/baeldung/mutablestring/CharsetUsageUnitTest.java | package com.baeldung.mutablestring;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import com.baeldung.mutablestrings.CharsetUsageExample;
public class CharsetUsageUnitTest {
@Test
public void givenCharset_whenStringIsEncodedAndDecoded_thenGivesCorrectResult() {
CharsetU... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-operations-7/src/test/java/com/baeldung/mutablestring/MutableStringUsingCharsetUnitTest.java | core-java-modules/core-java-string-operations-7/src/test/java/com/baeldung/mutablestring/MutableStringUsingCharsetUnitTest.java | package com.baeldung.mutablestring;
import org.junit.Assert;
import org.junit.jupiter.api.Disabled;
import org.junit.jupiter.api.Test;
import com.baeldung.mutablestrings.MutableStringUsingCharset;
public class MutableStringUsingCharsetUnitTest {
@Test
@Disabled
/**
* This test is disabled as it work... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-operations-7/src/test/java/com/baeldung/capitalizefirstcharactereachword/CapitalizeFirstCharacterEachWordUtilsUnitTest.java | core-java-modules/core-java-string-operations-7/src/test/java/com/baeldung/capitalizefirstcharactereachword/CapitalizeFirstCharacterEachWordUtilsUnitTest.java | package com.baeldung.capitalizefirstcharactereachword;
import static org.junit.jupiter.api.Assertions.assertEquals;
import org.apache.commons.text.WordUtils;
import org.junit.jupiter.api.Test;
class CapitalizeFirstCharacterEachWordUtilsUnitTest {
@Test
void givenString_whenUsingCharacterToUpperCaseMethod_th... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-operations-7/src/test/java/com/baeldung/compareany/CompareAnyUnitTest.java | core-java-modules/core-java-string-operations-7/src/test/java/com/baeldung/compareany/CompareAnyUnitTest.java | package com.baeldung.compareany;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;
import java.util.Arrays;
import java.util.List;
import java.util.Set;
import org.apache.commons.lang3.ArrayUtils;
import org.apache.commons.lang3.StringUtils;
import... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-operations-7/src/test/java/com/baeldung/compareany/CompareAnyBenchmark.java | core-java-modules/core-java-string-operations-7/src/test/java/com/baeldung/compareany/CompareAnyBenchmark.java | package com.baeldung.compareany;
import java.util.Arrays;
import java.util.List;
import java.util.Set;
import java.util.concurrent.TimeUnit;
import org.apache.commons.lang3.ArrayUtils;
import org.apache.commons.lang3.StringUtils;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.Benchma... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-operations-7/src/test/java/com/baeldung/stringbuilderhaschar/CheckIfStringBuilderContainsCharUnitTest.java | core-java-modules/core-java-string-operations-7/src/test/java/com/baeldung/stringbuilderhaschar/CheckIfStringBuilderContainsCharUnitTest.java | package com.baeldung.stringbuilderhaschar;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertTrue;
public class CheckIfStringBuilderContainsCharUnitTest {
StringBuilder stringBuilder = new StringBuilder("Welcome to Baeldung Java Tutorial!");
char targetChar = 'o';
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-operations-7/src/test/java/com/baeldung/aboutlength/StringLengthAndByteArrayLengthUnitTest.java | core-java-modules/core-java-string-operations-7/src/test/java/com/baeldung/aboutlength/StringLengthAndByteArrayLengthUnitTest.java | package com.baeldung.aboutlength;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.nio.charset.Charset;
import org.junit.jupiter.api.Test;
public class StringLengthAndByteArrayLengthUnitTest {
@Test
void whenStrWithAllAsciiChar_thenStrLengthAndBytesLengthAreEqual() {
String ... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-operations-7/src/main/java/com/baeldung/stringmaxlength/StringMaxLengthMain.java | core-java-modules/core-java-string-operations-7/src/main/java/com/baeldung/stringmaxlength/StringMaxLengthMain.java | package com.baeldung.stringmaxlength;
public class StringMaxLengthMain {
public static void main(String[] args) {
displayRuntimeMaxStringLength();
displayMaxStringLength();
simulateStringOverflow();
}
public static void simulateStringOverflow() {
try {
int maxL... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-operations-7/src/main/java/com/baeldung/capitalizefirstcharactereachword/CapitalizeFirstCharacterEachWordUtils.java | core-java-modules/core-java-string-operations-7/src/main/java/com/baeldung/capitalizefirstcharactereachword/CapitalizeFirstCharacterEachWordUtils.java | package com.baeldung.capitalizefirstcharactereachword;
import java.util.Arrays;
import java.util.stream.Collectors;
import org.apache.commons.lang3.StringUtils;
class CapitalizeFirstCharacterEachWordUtils {
static String usingCharacterToUpperCaseMethod(String input) {
if (input == null || input.isEmpty(... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-operations-7/src/main/java/com/baeldung/mutablestrings/MutableStrings.java | core-java-modules/core-java-string-operations-7/src/main/java/com/baeldung/mutablestrings/MutableStrings.java | package com.baeldung.mutablestrings;
import java.lang.reflect.Field;
import java.nio.charset.Charset;
import com.google.errorprone.annotations.DoNotCall;
public class MutableStrings {
/**
* This involves using Reflection to change String fields and it is not encouraged to use this in programs.
* @thro... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-operations-7/src/main/java/com/baeldung/mutablestrings/MutableStringUsingCharset.java | core-java-modules/core-java-string-operations-7/src/main/java/com/baeldung/mutablestrings/MutableStringUsingCharset.java | package com.baeldung.mutablestrings;
import java.nio.ByteBuffer;
import java.nio.CharBuffer;
import java.nio.charset.Charset;
import java.nio.charset.CharsetDecoder;
import java.nio.charset.CharsetEncoder;
import java.nio.charset.CoderResult;
import java.util.concurrent.atomic.AtomicReference;
public class MutableStr... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-operations-7/src/main/java/com/baeldung/mutablestrings/CharsetUsageExample.java | core-java-modules/core-java-string-operations-7/src/main/java/com/baeldung/mutablestrings/CharsetUsageExample.java | package com.baeldung.mutablestrings;
import java.nio.ByteBuffer;
import java.nio.CharBuffer;
import java.nio.charset.CharacterCodingException;
import java.nio.charset.Charset;
import java.nio.charset.CharsetDecoder;
import java.nio.charset.CharsetEncoder;
import java.nio.charset.CoderResult;
public class CharsetUsage... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/java-rmi/src/test/java/com/baeldung/rmi/JavaRMIIntegrationTest.java | core-java-modules/java-rmi/src/test/java/com/baeldung/rmi/JavaRMIIntegrationTest.java | package com.baeldung.rmi;
import org.junit.Before;
import org.junit.Test;
import java.rmi.NotBoundException;
import java.rmi.RemoteException;
import java.rmi.registry.LocateRegistry;
import java.rmi.registry.Registry;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
public class Jav... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/java-rmi/src/main/java/com/baeldung/rmi/MessengerServiceImpl.java | core-java-modules/java-rmi/src/main/java/com/baeldung/rmi/MessengerServiceImpl.java | package com.baeldung.rmi;
import java.rmi.RemoteException;
import java.rmi.registry.LocateRegistry;
import java.rmi.registry.Registry;
import java.rmi.server.UnicastRemoteObject;
public class MessengerServiceImpl implements MessengerService {
public String sendMessage(String clientMessage) {
String serverMessa... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/java-rmi/src/main/java/com/baeldung/rmi/MessengerService.java | core-java-modules/java-rmi/src/main/java/com/baeldung/rmi/MessengerService.java | package com.baeldung.rmi;
import java.rmi.Remote;
import java.rmi.RemoteException;
public interface MessengerService extends Remote {
public String sendMessage(String clientMessage) throws RemoteException;
public Message sendMessage(Message clientMessage) throws RemoteException;
} | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/java-rmi/src/main/java/com/baeldung/rmi/Message.java | core-java-modules/java-rmi/src/main/java/com/baeldung/rmi/Message.java | package com.baeldung.rmi;
import java.io.Serializable;
public class Message implements Serializable {
private String messageText;
private String contentType;
public Message() {
}
public Message(String messageText, String contentType) {
this.messageText = messageText;
this.contentType = contentType... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/removeleadingtrailingchar/RemoveLeadingAndTrailingZeroesUnitTest.java | core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/removeleadingtrailingchar/RemoveLeadingAndTrailingZeroesUnitTest.java | package com.baeldung.removeleadingtrailingchar;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
import java.util.stream.Stream;
import static org.assertj.core.api.Assertions.assertThat;
public class RemoveL... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/replacechar/ReplaceCharInStringUnitTest.java | core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/replacechar/ReplaceCharInStringUnitTest.java | package com.baeldung.replacechar;
import org.junit.Test;
import static org.junit.Assert.*;
import static org.junit.Assert.assertEquals;
public class ReplaceCharInStringUnitTest {
private ReplaceCharacterInString characterInString = new ReplaceCharacterInString();
@Test
public void whenReplaceCharAtIndex... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/wordcount/WordCountUnitTest.java | core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/wordcount/WordCountUnitTest.java | package com.baeldung.wordcount;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
import java.util.StringTokenizer;
public class WordCountUnitTest {
private String string1 = "This is a test sentence with eight words";
private String string2 = "This#is%a test sentence with eight words... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/addchar/AppendCharAtPositionXUnitTest.java | core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/addchar/AppendCharAtPositionXUnitTest.java | /**
*
*/
package com.baeldung.addchar;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
/**
* @author swpraman
*
*/
public class AppendCharAtPositionXUnitTest {
private AppendCharAtPositionX appendCharAtPosition = new AppendCharAtPositionX();
private String word = "Titanc";
priv... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/join/StringFromPrimitiveArrayUnitTest.java | core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/join/StringFromPrimitiveArrayUnitTest.java | package com.baeldung.join;
import com.google.common.base.Joiner;
import com.google.common.primitives.Chars;
import com.google.common.primitives.Ints;
import org.apache.commons.lang3.ArrayUtils;
import org.apache.commons.lang3.StringUtils;
import org.junit.Test;
import java.nio.CharBuffer;
import java.util.Arrays;
imp... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/palindrom/PalindromeUnitTest.java | core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/palindrom/PalindromeUnitTest.java | package com.baeldung.palindrom;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
public class PalindromeUnitTest {
private String[] words = { "Anna", "Civic", "Kayak", "Level", "Madam", };
private String[] sentences = { "Sore was I ere I saw Eros... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/containchar/StringContainingCharactersUnitTest.java | core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/containchar/StringContainingCharactersUnitTest.java | package com.baeldung.containchar;
import org.junit.Test;
import java.util.regex.Pattern;
import static junit.framework.TestCase.assertFalse;
import static junit.framework.TestCase.assertTrue;
public class StringContainingCharactersUnitTest {
private static final Pattern[] inputRegexes = new Pattern[4];
pr... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/stringdiff/StringDiffUnitTest.java | core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/stringdiff/StringDiffUnitTest.java | package com.baeldung.stringdiff;
import static org.hamcrest.Matchers.containsInAnyOrder;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertThat;
import org.apache.commons.lang3.StringUtils;
import org.bitbucket.cowwoc.diffmatchpatch.DiffMatchPatch;
import org.bitbucket.cowwoc.diffmatchpatch... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/stringdiff/StringDiffBenchmarkUnitTest.java | core-java-modules/core-java-string-algorithms-2/src/test/java/com/baeldung/stringdiff/StringDiffBenchmarkUnitTest.java | package com.baeldung.stringdiff;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.TimeUnit;
import org.apache.commons.lang3.RandomStringUtils;
import org.apache.commons.lang3.StringUtils;
import org.bitbucket.cowwoc.diffmatchpatch.DiffMatchPatch;
import org.openjdk.jmh.annotations.Benchm... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-algorithms-2/src/main/java/com/baeldung/removeleadingtrailingchar/RemoveLeadingAndTrailingZeroes.java | core-java-modules/core-java-string-algorithms-2/src/main/java/com/baeldung/removeleadingtrailingchar/RemoveLeadingAndTrailingZeroes.java | package com.baeldung.removeleadingtrailingchar;
import com.google.common.base.CharMatcher;
import org.apache.commons.lang3.StringUtils;
public class RemoveLeadingAndTrailingZeroes {
public static String removeLeadingZeroesWithStringBuilder(String s) {
StringBuilder sb = new StringBuilder(s);
wh... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-algorithms-2/src/main/java/com/baeldung/replacechar/ReplaceCharacterInString.java | core-java-modules/core-java-string-algorithms-2/src/main/java/com/baeldung/replacechar/ReplaceCharacterInString.java | package com.baeldung.replacechar;
public class ReplaceCharacterInString {
public String replaceCharSubstring(String str, char ch, int index) {
String myString = str.substring(0, index) + ch + str.substring(index + 1);
return myString;
}
public String replaceCharUsingCharArray(String str, ... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-algorithms-2/src/main/java/com/baeldung/wordcount/WordCounter.java | core-java-modules/core-java-string-algorithms-2/src/main/java/com/baeldung/wordcount/WordCounter.java | package com.baeldung.wordcount;
import java.util.StringTokenizer;
public class WordCounter {
static final int WORD = 0;
static final int SEPARATOR = 1;
public static int countWordsUsingRegex(String arg) {
if (arg == null) {
return 0;
}
final String[] words = arg.split(... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-algorithms-2/src/main/java/com/baeldung/addchar/AppendCharAtPositionX.java | core-java-modules/core-java-string-algorithms-2/src/main/java/com/baeldung/addchar/AppendCharAtPositionX.java | /**
*
*/
package com.baeldung.addchar;
/**
* @author swpraman
*
*/
public class AppendCharAtPositionX {
public String addCharUsingCharArray(String str, char ch, int position) {
validate(str, position);
int len = str.length();
char[] updatedArr = new char[len + 1];
str.getChar... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-string-algorithms-2/src/main/java/com/baeldung/palindrom/Palindrome.java | core-java-modules/core-java-string-algorithms-2/src/main/java/com/baeldung/palindrom/Palindrome.java | package com.baeldung.palindrom;
import java.util.function.Function;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
public class Palindrome {
public boolean isPalindrome(String text) {
String clean = text.replaceAll("\\s+", "")
.toLowerCase();
int length = clean... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/noclassdeffounderror/NoClassDefFoundErrorUnitTest.java | core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/noclassdeffounderror/NoClassDefFoundErrorUnitTest.java | package com.baeldung.exceptions.noclassdeffounderror;
import org.junit.Test;
public class NoClassDefFoundErrorUnitTest {
@Test(expected = NoClassDefFoundError.class)
public void givenInitErrorInClass_whenloadClass_thenNoClassDefFoundError() {
NoClassDefFoundErrorExample sample = new NoClassDefFoundEr... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/throwvsthrows/SimpleServiceUnitTest.java | core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/throwvsthrows/SimpleServiceUnitTest.java | package com.baeldung.exceptions.throwvsthrows;
import static org.junit.jupiter.api.Assertions.assertThrows;
import org.junit.jupiter.api.Test;
public class SimpleServiceUnitTest {
SimpleService simpleService = new SimpleService();
@Test
void whenSQLExceptionIsThrown_thenShouldBeRethrownWithWrappedExcep... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/nullmessage/ExceptionGetMessageNullUnitTest.java | core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/nullmessage/ExceptionGetMessageNullUnitTest.java | package com.baeldung.exceptions.nullmessage;
import org.junit.jupiter.api.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
class Team {
private String name;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
class Pla... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/classnotfoundexception/ClassNotFoundExceptionUnitTest.java | core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/classnotfoundexception/ClassNotFoundExceptionUnitTest.java | package com.baeldung.exceptions.classnotfoundexception;
import org.junit.Test;
public class ClassNotFoundExceptionUnitTest {
@Test(expected = ClassNotFoundException.class)
public void givenNoDriversInClassPath_whenLoadDrivers_thenClassNotFoundException() throws ClassNotFoundException {
Class.forName(... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/stackoverflowerror/AccountHolderManualTest.java | core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/stackoverflowerror/AccountHolderManualTest.java | package com.baeldung.exceptions.stackoverflowerror;
import org.junit.Test;
public class AccountHolderManualTest {
@Test(expected = StackOverflowError.class)
public void whenInstanciatingAccountHolder_thenThrowsException() {
AccountHolder holder = new AccountHolder();
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/stackoverflowerror/InfiniteRecursionWithTerminationConditionManualTest.java | core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/stackoverflowerror/InfiniteRecursionWithTerminationConditionManualTest.java | package com.baeldung.exceptions.stackoverflowerror;
import static junit.framework.TestCase.assertEquals;
import org.junit.Test;
public class InfiniteRecursionWithTerminationConditionManualTest {
@Test
public void givenPositiveIntNoOne_whenCalcFact_thenCorrectlyCalc() {
int numToCalcFactorial = 1;
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/stackoverflowerror/RecursionWithCorrectTerminationConditionManualTest.java | core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/stackoverflowerror/RecursionWithCorrectTerminationConditionManualTest.java | package com.baeldung.exceptions.stackoverflowerror;
import static junit.framework.TestCase.assertEquals;
import org.junit.Test;
public class RecursionWithCorrectTerminationConditionManualTest {
@Test
public void givenNegativeInt_whenCalcFact_thenCorrectlyCalc() {
int numToCalcFactorial = -1;
... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/stackoverflowerror/CyclicDependancyManualTest.java | core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/stackoverflowerror/CyclicDependancyManualTest.java | package com.baeldung.exceptions.stackoverflowerror;
import org.junit.Test;
public class CyclicDependancyManualTest {
@Test(expected = StackOverflowError.class)
public void whenInstanciatingClassOne_thenThrowsException() {
ClassOne obj = new ClassOne();
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/stackoverflowerror/UnintendedInfiniteRecursionManualTest.java | core-java-modules/core-java-exceptions-5/src/test/java/com/baeldung/exceptions/stackoverflowerror/UnintendedInfiniteRecursionManualTest.java | package com.baeldung.exceptions.stackoverflowerror;
import org.junit.Test;
public class UnintendedInfiniteRecursionManualTest {
@Test(expected = StackOverflowError.class)
public void givenPositiveIntNoOne_whenCalFact_thenThrowsException() {
int numToCalcFactorial = 1;
UnintendedInfiniteRecurs... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-exceptions-5/src/main/java/com/baeldung/exceptions/noclassdeffounderror/NoClassDefFoundErrorExample.java | core-java-modules/core-java-exceptions-5/src/main/java/com/baeldung/exceptions/noclassdeffounderror/NoClassDefFoundErrorExample.java | package com.baeldung.exceptions.noclassdeffounderror;
import com.baeldung.exceptions.noclassdeffounderror.ClassWithInitErrors;
public class NoClassDefFoundErrorExample {
public ClassWithInitErrors getClassWithInitErrors() {
ClassWithInitErrors test;
try {
test = new ClassWithInitErrors... | java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-exceptions-5/src/main/java/com/baeldung/exceptions/noclassdeffounderror/ClassWithInitErrors.java | core-java-modules/core-java-exceptions-5/src/main/java/com/baeldung/exceptions/noclassdeffounderror/ClassWithInitErrors.java | package com.baeldung.exceptions.noclassdeffounderror;
public class ClassWithInitErrors {
static int data = 1 / 0;
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
eugenp/tutorials | https://github.com/eugenp/tutorials/blob/4463e58ffb73fe599bac2479abd84598c6e70a1a/core-java-modules/core-java-exceptions-5/src/main/java/com/baeldung/exceptions/throwvsthrows/DataAccessException.java | core-java-modules/core-java-exceptions-5/src/main/java/com/baeldung/exceptions/throwvsthrows/DataAccessException.java | package com.baeldung.exceptions.throwvsthrows;
public class DataAccessException extends RuntimeException {
public DataAccessException(String message, Throwable cause) {
super(message, cause);
}
}
| java | MIT | 4463e58ffb73fe599bac2479abd84598c6e70a1a | 2026-01-04T14:45:57.069771Z | false |
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