Examples with DiffFeature org.locationtech.geogig.api.plumbing.DiffFeature used on opensource projects

Example 1 with DiffFeature

use of org.locationtech.geogig.api.plumbing.DiffFeature in project GeoGig by boundlessgeo.

the class BlameOp method _call.

@Override
protected BlameReport _call() {
    String fullPath = (commit != null ? commit.toString() : Ref.HEAD) + ":" + path;
    Optional<ObjectId> id = command(RevParse.class).setRefSpec(fullPath).call();
    if (!id.isPresent()) {
        throw new BlameException(StatusCode.FEATURE_NOT_FOUND);
    }
    TYPE type = command(ResolveObjectType.class).setObjectId(id.get()).call();
    if (!type.equals(TYPE.FEATURE)) {
        throw new BlameException(StatusCode.PATH_NOT_FEATURE);
    }
    Optional<RevFeatureType> featureType = command(ResolveFeatureType.class).setRefSpec(path).call();
    BlameReport report = new BlameReport(featureType.get());
    Iterator<RevCommit> log = command(LogOp.class).addPath(path).setUntil(commit).call();
    RevCommit commit = log.next();
    RevObjectParse revObjectParse = command(RevObjectParse.class);
    DiffOp diffOp = command(DiffOp.class);
    DiffFeature diffFeature = command(DiffFeature.class);
    while (!report.isComplete()) {
        if (!log.hasNext()) {
            String refSpec = commit.getId().toString() + ":" + path;
            RevFeature feature = revObjectParse.setRefSpec(refSpec).call(RevFeature.class).get();
            report.setFirstVersion(feature, commit);
            break;
        }
        RevCommit commitB = log.next();
        Iterator<DiffEntry> diffs = diffOp.setNewVersion(commit.getId()).setOldVersion(commitB.getId()).setReportTrees(false).call();
        while (diffs.hasNext()) {
            DiffEntry diff = diffs.next();
            if (path.equals(diff.newPath())) {
                if (diff.isAdd()) {
                    String refSpec = commit.getId().toString() + ":" + path;
                    RevFeature feature = revObjectParse.setRefSpec(refSpec).call(RevFeature.class).get();
                    report.setFirstVersion(feature, commit);
                    break;
                }
                FeatureDiff featureDiff = diffFeature.setNewVersion(Suppliers.ofInstance(diff.getNewObject())).setOldVersion(Suppliers.ofInstance(diff.getOldObject())).call();
                Map<PropertyDescriptor, AttributeDiff> attribDiffs = featureDiff.getDiffs();
                Iterator<PropertyDescriptor> iter = attribDiffs.keySet().iterator();
                while (iter.hasNext()) {
                    PropertyDescriptor key = iter.next();
                    Optional<?> value = attribDiffs.get(key).getNewValue();
                    String attribute = key.getName().toString();
                    report.addDiff(attribute, value, commit);
                }
            }
        }
        commit = commitB;
    }
    return report;
}