113 lines
3.2 KiB
Java
113 lines
3.2 KiB
Java
// Copyright (C) 2009 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package com.google.gerrit.server.patch;
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import static com.google.gerrit.server.ioutil.BasicSerialization.readEnum;
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import static com.google.gerrit.server.ioutil.BasicSerialization.writeEnum;
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import static org.eclipse.jgit.lib.ObjectIdSerialization.readCanBeNull;
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import static org.eclipse.jgit.lib.ObjectIdSerialization.readNotNull;
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import static org.eclipse.jgit.lib.ObjectIdSerialization.writeCanBeNull;
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import static org.eclipse.jgit.lib.ObjectIdSerialization.writeNotNull;
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import com.google.gerrit.common.data.PatchScriptSettings.Whitespace;
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import com.google.gerrit.reviewdb.Project;
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import org.eclipse.jgit.lib.AnyObjectId;
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import org.eclipse.jgit.lib.ObjectId;
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import java.io.IOException;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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import java.io.Serializable;
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import javax.annotation.Nullable;
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public class PatchListKey implements Serializable {
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static final long serialVersionUID = 10L;
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private transient ObjectId oldId;
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private transient ObjectId newId;
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private transient Whitespace whitespace;
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transient Project.NameKey projectKey; // not required to form the key
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public PatchListKey(final Project.NameKey pk, final AnyObjectId a,
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final AnyObjectId b, final Whitespace ws) {
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projectKey = pk;
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oldId = a != null ? a.copy() : null;
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newId = b.copy();
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whitespace = ws;
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}
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/** Old side commit, or null to assume ancestor or combined merge. */
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@Nullable
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public ObjectId getOldId() {
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return oldId;
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}
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/** New side commit name. */
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public ObjectId getNewId() {
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return newId;
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}
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public Whitespace getWhitespace() {
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return whitespace;
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}
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@Override
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public int hashCode() {
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int h = 0;
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if (oldId != null) {
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h = h * 31 + oldId.hashCode();
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}
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h = h * 31 + newId.hashCode();
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h = h * 31 + whitespace.name().hashCode();
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return h;
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}
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@Override
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public boolean equals(final Object o) {
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if (o instanceof PatchListKey) {
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final PatchListKey k = (PatchListKey) o;
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return eq(oldId, k.oldId) //
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&& eq(newId, k.newId) //
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&& whitespace == k.whitespace;
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}
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return false;
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}
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private static boolean eq(final ObjectId a, final ObjectId b) {
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if (a == null && b == null) {
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return true;
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}
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return a != null && b != null && AnyObjectId.equals(a, b);
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}
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private void writeObject(final ObjectOutputStream out) throws IOException {
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writeCanBeNull(out, oldId);
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writeNotNull(out, newId);
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writeEnum(out, whitespace);
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}
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private void readObject(final ObjectInputStream in) throws IOException {
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oldId = readCanBeNull(in);
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newId = readNotNull(in);
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whitespace = readEnum(in, Whitespace.values());
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}
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}
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