Examples with ArtifactDelta org.eclipse.tycho.artifactcomparator.ArtifactDelta used on opensource projects

Example 6 with ArtifactDelta

use of org.eclipse.tycho.artifactcomparator.ArtifactDelta in project tycho by eclipse.

the class ManifestComparator method getDelta.

@Override
public ArtifactDelta getDelta(InputStream baseline, InputStream reactor, MojoExecution mojo) throws IOException {
    TreeMap<String, ArtifactDelta> result = new TreeMap<>();
    Manifest manifest = new Manifest(baseline);
    Manifest manifest2 = new Manifest(reactor);
    Attributes attributes = manifest.getMainAttributes();
    Attributes attributes2 = manifest2.getMainAttributes();
    Set<Name> names = new LinkedHashSet<>();
    names.addAll(getNames(attributes));
    names.addAll(getNames(attributes2));
    for (Name key : names) {
        String value = attributes.getValue(key);
        if (value == null) {
            addDelta(result, key, "not present in baseline version");
            continue;
        }
        String value2 = attributes2.getValue(key);
        if (value2 == null) {
            addDelta(result, key, "present in baseline version only");
            continue;
        }
        if (!value.equals(value2)) {
            addDelta(result, key, "baseline='" + value + "' != reactor='" + value2 + "'");
        }
    }
    return !result.isEmpty() ? new CompoundArtifactDelta("different", result) : null;
}