Line data    Source code

       1             : // Copyright (C) 2016 The Android Open Source Project
       2             : //
       3             : // Licensed under the Apache License, Version 2.0 (the "License");
       4             : // you may not use this file except in compliance with the License.
       5             : // You may obtain a copy of the License at
       6             : //
       7             : // http://www.apache.org/licenses/LICENSE-2.0
       8             : //
       9             : // Unless required by applicable law or agreed to in writing, software
      10             : // distributed under the License is distributed on an "AS IS" BASIS,
      11             : // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12             : // See the License for the specific language governing permissions and
      13             : // limitations under the License.
      14             : 
      15             : package com.google.gerrit.server.patch;
      16             : 
      17             : import static com.google.gerrit.server.ioutil.BasicSerialization.readString;
      18             : import static com.google.gerrit.server.ioutil.BasicSerialization.readVarInt32;
      19             : import static com.google.gerrit.server.ioutil.BasicSerialization.writeString;
      20             : import static com.google.gerrit.server.ioutil.BasicSerialization.writeVarInt32;
      21             : 
      22             : import com.google.gerrit.server.query.change.ChangeData.ChangedLines;
      23             : import java.io.IOException;
      24             : import java.io.ObjectInputStream;
      25             : import java.io.ObjectOutputStream;
      26             : import java.io.Serializable;
      27             : import java.util.Arrays;
      28             : import java.util.Collections;
      29             : import java.util.List;
      30             : import java.util.zip.DeflaterOutputStream;
      31             : import java.util.zip.InflaterInputStream;
      32             : 
      33             : public class DiffSummary implements Serializable {
      34             :   private static final long serialVersionUID = DiffSummaryKey.serialVersionUID;
      35             : 
      36             :   private transient String[] paths;
      37             :   private transient int insertions;
      38             :   private transient int deletions;
      39             : 
      40         103 :   public DiffSummary(String[] paths, int insertions, int deletions) {
      41         103 :     this.paths = paths;
      42         103 :     this.insertions = insertions;
      43         103 :     this.deletions = deletions;
      44         103 :   }
      45             : 
      46             :   public List<String> getPaths() {
      47         103 :     return Collections.unmodifiableList(Arrays.asList(paths));
      48             :   }
      49             : 
      50             :   public ChangedLines getChangedLines() {
      51         103 :     return new ChangedLines(insertions, deletions);
      52             :   }
      53             : 
      54             :   private void writeObject(ObjectOutputStream output) throws IOException {
      55           6 :     writeVarInt32(output, insertions);
      56           6 :     writeVarInt32(output, deletions);
      57           6 :     writeVarInt32(output, paths.length);
      58           6 :     try (DeflaterOutputStream out = new DeflaterOutputStream(output)) {
      59           6 :       for (String p : paths) {
      60           4 :         writeString(out, p);
      61             :       }
      62             :     }
      63           6 :   }
      64             : 
      65             :   private void readObject(ObjectInputStream input) throws IOException {
      66           1 :     insertions = readVarInt32(input);
      67           1 :     deletions = readVarInt32(input);
      68           1 :     paths = new String[readVarInt32(input)];
      69           1 :     try (InflaterInputStream in = new InflaterInputStream(input)) {
      70           1 :       for (int i = 0; i < paths.length; i++) {
      71           0 :         paths[i] = readString(in);
      72             :       }
      73             :     }
      74           1 :   }
      75             : }