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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.container.plugin.classanalysis;
import java.util.Objects;
import java.util.regex.Pattern;
/**
* @author Tony Vaagenes
* @author ollivir
*/
public class ExportPackageAnnotation {
private final int major;
private final int minor;
private final int micro;
private final String qualifier;
private static final Pattern QUALIFIER_PATTERN = Pattern.compile("[\\p{Alpha}\\p{Digit}_-]*");
public ExportPackageAnnotation(int major, int minor, int micro, String qualifier) {
this.major = major;
this.minor = minor;
this.micro = micro;
this.qualifier = qualifier;
requireNonNegative(major, "major");
requireNonNegative(minor, "minor");
requireNonNegative(micro, "micro");
if (! QUALIFIER_PATTERN.matcher(qualifier).matches()) {
throw new IllegalArgumentException(
exportPackageError(String.format("qualifier must follow the format (alpha|digit|'_'|'-')* but was '%s'.", qualifier)));
}
}
public String osgiVersion() {
return String.format("%d.%d.%d", major, minor, micro) + (qualifier.isEmpty() ? "" : "." + qualifier);
}
private static String exportPackageError(String msg) {
return "ExportPackage anntotation: " + msg;
}
private static void requireNonNegative(int i, String fieldName) {
if (i < 0) {
throw new IllegalArgumentException(exportPackageError(String.format("%s must be non-negative but was %d.", fieldName, i)));
}
}
@Override
public boolean equals(Object o) {
if (this == o)
return true;
if (o == null || getClass() != o.getClass())
return false;
ExportPackageAnnotation that = (ExportPackageAnnotation) o;
return major == that.major && minor == that.minor && micro == that.micro && Objects.equals(qualifier, that.qualifier);
}
@Override
public int hashCode() {
return Objects.hash(major, minor, micro, qualifier);
}
}
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