1 files changed, 176 insertions, 0 deletions
diff --git a/anttasks/src/com/android/ant/DexExecTask.java b/anttasks/src/com/android/ant/DexExecTask.java
new file mode 100644
index 0000000..182ef84
--- /dev/null
+++ b/anttasks/src/com/android/ant/DexExecTask.java
@@ -0,0 +1,176 @@
+/*
+ * 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.taskdefs.ExecTask;
+import org.apache.tools.ant.types.FileSet;
+import org.apache.tools.ant.types.Path;
+import org.apache.tools.ant.types.resources.FileResource;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+/**
+ * Custom task to execute dx while handling dependencies.
+ */
+public class DexExecTask extends BaseTask {
+
+    private String mExecutable;
+    private String mOutput;
+    private boolean mVerbose = false;
+    private boolean mNoLocals = false;
+    private List<Path> mPathInputs;
+    private List<FileSet> mFileSetInputs;
+
+
+    /**
+     * Sets the value of the "executable" attribute.
+     * @param executable the value.
+     */
+    public void setExecutable(Path executable) {
+        mExecutable = TaskHelper.checkSinglePath("executable", executable);
+    }
+
+    /**
+     * Sets the value of the "verbose" attribute.
+     * @param verbose the value.
+     */
+    public void setVerbose(boolean verbose) {
+        mVerbose = verbose;
+    }
+
+    /**
+     * Sets the value of the "output" attribute.
+     * @param output the value.
+     */
+    public void setOutput(Path output) {
+        mOutput = TaskHelper.checkSinglePath("output", output);
+    }
+
+    /**
+     * Sets the value of the "nolocals" attribute.
+     * @param verbose the value.
+     */
+    public void setNoLocals(boolean nolocals) {
+        mNoLocals = nolocals;
+    }
+
+    /**
+     * Returns an object representing a nested <var>path</var> element.
+     */
+    public Object createPath() {
+        if (mPathInputs == null) {
+            mPathInputs = new ArrayList<Path>();
+        }
+
+        Path path = new Path(getProject());
+        mPathInputs.add(path);
+
+        return path;
+    }
+
+    /**
+     * Returns an object representing a nested <var>path</var> element.
+     */
+    public Object createFileSet() {
+        if (mFileSetInputs == null) {
+            mFileSetInputs = new ArrayList<FileSet>();
+        }
+
+        FileSet fs = new FileSet();
+        fs.setProject(getProject());
+        mFileSetInputs.add(fs);
+
+        return fs;
+    }
+
+
+    @Override
+    public void execute() throws BuildException {
+
+        // get all input paths
+        List<File> inputPaths = new ArrayList<File>();
+        if (mPathInputs != null) {
+            for (Path pathList : mPathInputs) {
+                for (String path : pathList.list()) {
+                    inputPaths.add(new File(path));
+                }
+            }
+        }
+
+        if (mFileSetInputs != null) {
+            for (FileSet fs : mFileSetInputs) {
+                Iterator<?> iter = fs.iterator();
+                while (iter.hasNext()) {
+                    FileResource fr = (FileResource) iter.next();
+                    inputPaths.add(fr.getFile());
+                }
+            }
+        }
+
+        // figure out the path to the dependency file.
+        String depFile = mOutput + ".d";
+
+        if (initDependencies(depFile, inputPaths) && dependenciesHaveChanged() == false) {
+            System.out.println(
+                    "No new compiled code. No need to convert bytecode to dalvik format.");
+            return;
+        }
+
+        System.out.println(String.format(
+                "Converting compiled files and external libraries into %1$s...", mOutput));
+
+        ExecTask task = new ExecTask();
+        task.setProject(getProject());
+        task.setOwningTarget(getOwningTarget());
+        task.setExecutable(mExecutable);
+        task.setTaskName(getExecTaskName());
+        task.setFailonerror(true);
+
+        task.createArg().setValue("--dex");
+
+        if (mNoLocals) {
+            task.createArg().setValue("--no-locals");
+        }
+
+        if (mVerbose) {
+            task.createArg().setValue("--verbose");
+        }
+
+        task.createArg().setValue("--output");
+        task.createArg().setValue(mOutput);
+
+
+        for (File f :inputPaths) {
+            task.createArg().setValue(f.getAbsolutePath());
+        }
+
+        // execute it.
+        task.execute();
+
+        // generate the dependency file.
+        generateDependencyFile(depFile, inputPaths, mOutput);
+    }
+
+    @Override
+    protected String getExecTaskName() {
+        return "dx";
+    }
+}