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author | Xavier Ducrohet <xav@android.com> | 2011-09-22 19:14:22 -0700 |
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committer | Xavier Ducrohet <xav@android.com> | 2011-09-23 09:37:17 -0700 |
commit | 15fa2cb60993bddf40e5f2483e19345e9d77695d (patch) | |
tree | 4db157a1e70c2f68034c9bf17fb2c3a26c0b1d66 /anttasks | |
parent | a9a28238f7b20d7c0a05c95afad02fcdb34e0d0e (diff) | |
download | sdk-15fa2cb60993bddf40e5f2483e19345e9d77695d.zip sdk-15fa2cb60993bddf40e5f2483e19345e9d77695d.tar.gz sdk-15fa2cb60993bddf40e5f2483e19345e9d77695d.tar.bz2 |
Make the zip align ant step check timestamp on intput/output.
If the output is more recent than the input, zipalign does nothing.
Change-Id: Ic1d7518a28fbb2db8895903e5cd0fd2976931b41
Diffstat (limited to 'anttasks')
-rw-r--r-- | anttasks/src/com/android/ant/ZipAlignTask.java | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/anttasks/src/com/android/ant/ZipAlignTask.java b/anttasks/src/com/android/ant/ZipAlignTask.java new file mode 100644 index 0000000..37bdc18 --- /dev/null +++ b/anttasks/src/com/android/ant/ZipAlignTask.java @@ -0,0 +1,113 @@ +/* + * Copyright (C) 2011 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.android.ant; + +import org.apache.tools.ant.BuildException; +import org.apache.tools.ant.Task; +import org.apache.tools.ant.taskdefs.ExecTask; +import org.apache.tools.ant.types.Path; + +import java.io.File; + +public class ZipAlignTask extends Task { + + private String mExecutable; + private String mInput; + private String mOutput; + private int mAlign = 4; + private boolean mVerbose = false; + + /** + * Sets the value of the "executable" attribute. + * @param executable the value. + */ + public void setExecutable(Path executable) { + mExecutable = TaskHelper.checkSinglePath("executable", executable); + } + + public void setInput(Path inputPath) { + mInput = TaskHelper.checkSinglePath("input", inputPath); + } + + public void setOutput(Path outputPath) { + mOutput = TaskHelper.checkSinglePath("output", outputPath); + } + + public void setAlign(int align) { + mAlign = align; + } + + public void setVerbose(boolean verbose) { + mVerbose = verbose; + } + + @Override + public void execute() throws BuildException { + if (mExecutable == null) { + throw new BuildException("Missing attribute executable"); + } + if (mInput == null) { + throw new BuildException("Missing attribute input"); + } + if (mOutput == null) { + throw new BuildException("Missing attribute output"); + } + + // check if there's a need for the task to run. + File outputFile = new File(mOutput); + if (outputFile.isFile()) { + File inputFile = new File(mInput); + if (outputFile.lastModified() >= inputFile.lastModified()) { + System.out.println("No changes. No need to run zip-align on the apk."); + return; + } + } + + System.out.println("Running zip align on final apk..."); + doZipAlign(); + } + + private void doZipAlign() { + ExecTask task = new ExecTask(); + task.setExecutable(mExecutable); + task.setFailonerror(true); + task.setProject(getProject()); + task.setOwningTarget(getOwningTarget()); + + task.setTaskName("zip-align"); + + // force overwrite of existing output file + task.createArg().setValue("-f"); + + // verbose flag + if (mVerbose) { + task.createArg().setValue("-v"); + } + + // align value + task.createArg().setValue(Integer.toString(mAlign)); + + // input + task.createArg().setValue(mInput); + + // output + task.createArg().setValue(mOutput); + + // execute + task.execute(); + } +} |