com.google.gerrit.server.notedb.ChangeRevisionNote Maven / Gradle / Ivy
// Copyright (C) 2016 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.gerrit.server.notedb;
import static java.nio.charset.StandardCharsets.UTF_8;
import com.google.gerrit.entities.HumanComment;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.util.List;
import org.eclipse.jgit.errors.ConfigInvalidException;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.ObjectReader;
import org.eclipse.jgit.util.MutableInteger;
/** Implements the parsing of comment data, handling JSON decoding and push certificates. */
class ChangeRevisionNote extends RevisionNote {
private final ChangeNoteJson noteJson;
private final HumanComment.Status status;
private String pushCert;
ChangeRevisionNote(
ChangeNoteJson noteJson, ObjectReader reader, ObjectId noteId, HumanComment.Status status) {
super(reader, noteId);
this.noteJson = noteJson;
this.status = status;
}
public String getPushCert() {
checkParsed();
return pushCert;
}
@Override
protected List parse(byte[] raw, int offset)
throws IOException, ConfigInvalidException {
MutableInteger p = new MutableInteger();
p.value = offset;
HumanCommentsRevisionNoteData data = parseJson(noteJson, raw, p.value);
if (status == HumanComment.Status.PUBLISHED) {
pushCert = data.pushCert;
} else {
pushCert = null;
}
return data.comments;
}
private HumanCommentsRevisionNoteData parseJson(ChangeNoteJson noteUtil, byte[] raw, int offset)
throws IOException {
try (InputStream is = new ByteArrayInputStream(raw, offset, raw.length - offset);
Reader r = new InputStreamReader(is, UTF_8)) {
return noteUtil.getGson().fromJson(r, HumanCommentsRevisionNoteData.class);
}
}
}