File size: 2,818 Bytes
9438a57 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 | import java.util.Objects;
/**
* Anlamsal sürüm (MAJOR.MINOR.PATCH[-önsürüm]) ayrıştırma ve karşılaştırma.
* Önsürümlü bir sürüm, aynı çekirdek sürümden önce gelir (1.0.0-rc.1 < 1.0.0).
*/
public final class SemVer implements Comparable<SemVer> {
private final int major;
private final int minor;
private final int patch;
private final String pre;
public SemVer(int major, int minor, int patch, String pre) {
if (major < 0 || minor < 0 || patch < 0) {
throw new IllegalArgumentException("Sürüm numaraları negatif olamaz");
}
this.major = major;
this.minor = minor;
this.patch = patch;
this.pre = pre == null ? "" : pre;
}
public static SemVer parse(String text) {
if (text == null || text.isBlank()) {
throw new IllegalArgumentException("Boş sürüm");
}
String core = text.trim();
String pre = "";
int dash = core.indexOf('-');
if (dash >= 0) {
pre = core.substring(dash + 1);
core = core.substring(0, dash);
}
String[] parts = core.split("\\.");
if (parts.length != 3) {
throw new IllegalArgumentException("MAJOR.MINOR.PATCH bekleniyor: " + text);
}
try {
return new SemVer(Integer.parseInt(parts[0]), Integer.parseInt(parts[1]),
Integer.parseInt(parts[2]), pre);
} catch (NumberFormatException e) {
throw new IllegalArgumentException("Sayısal olmayan bileşen: " + text);
}
}
public SemVer bumpMajor() {
return new SemVer(major + 1, 0, 0, "");
}
public SemVer bumpMinor() {
return new SemVer(major, minor + 1, 0, "");
}
public SemVer bumpPatch() {
return new SemVer(major, minor, patch + 1, "");
}
public boolean isPreRelease() {
return !pre.isEmpty();
}
@Override
public int compareTo(SemVer o) {
if (major != o.major) {
return Integer.compare(major, o.major);
}
if (minor != o.minor) {
return Integer.compare(minor, o.minor);
}
if (patch != o.patch) {
return Integer.compare(patch, o.patch);
}
if (pre.isEmpty() || o.pre.isEmpty()) {
return Boolean.compare(pre.isEmpty(), o.pre.isEmpty());
}
return pre.compareTo(o.pre);
}
@Override
public boolean equals(Object x) {
return x instanceof SemVer && compareTo((SemVer) x) == 0;
}
@Override
public int hashCode() {
return Objects.hash(major, minor, patch, pre);
}
@Override
public String toString() {
return major + "." + minor + "." + patch + (pre.isEmpty() ? "" : "-" + pre);
}
}
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