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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package util.build;
     18 
     19 import com.android.dx.command.dexer.Main;
     20 import java.io.IOException;
     21 
     22 public class DxBuildStep extends BuildStep {
     23 
     24     private final boolean deleteInputFileAfterBuild;
     25 
     26     DxBuildStep(BuildFile inputFile, BuildFile outputFile,
     27             boolean deleteInputFileAfterBuild) {
     28         super(inputFile, outputFile);
     29         this.deleteInputFileAfterBuild = deleteInputFileAfterBuild;
     30     }
     31 
     32     @Override
     33     boolean build() {
     34 
     35         if (super.build()) {
     36             Main.Arguments args = new Main.Arguments();
     37 
     38             args.jarOutput = true;
     39             args.fileNames = new String[] {inputFile.fileName.getAbsolutePath()};
     40 
     41             args.outName = outputFile.fileName.getAbsolutePath();
     42 
     43             int result = 0;
     44             try {
     45                 result = Main.run(args);
     46             } catch (IOException e) {
     47                 e.printStackTrace();
     48                 return false;
     49             }
     50 
     51             if (result == 0) {
     52                 if (deleteInputFileAfterBuild) {
     53                     inputFile.fileName.delete();
     54                 }
     55                 return true;
     56             } else {
     57                 System.err.println("exception while dexing "
     58                         + inputFile.fileName.getAbsolutePath() + " to "
     59                         + args.outName);
     60                 return false;
     61             }
     62         }
     63         return false;
     64     }
     65 
     66     @Override
     67     public int hashCode() {
     68         return inputFile.hashCode() ^ outputFile.hashCode();
     69     }
     70 
     71     @Override
     72     public boolean equals(Object obj) {
     73         if (super.equals(obj)) {
     74             DxBuildStep other = (DxBuildStep) obj;
     75 
     76             return inputFile.equals(other.inputFile)
     77                     && outputFile.equals(other.outputFile);
     78         }
     79         return false;
     80     }
     81 
     82 
     83 }
     84