1 files changed, 110 insertions, 0 deletions
diff --git a/third_party/jarjar/java/com/tonicsystems/jarjar/util/AntJarProcessor.java b/third_party/jarjar/java/com/tonicsystems/jarjar/util/AntJarProcessor.java
new file mode 100644
index 0000000000..85bbe6cf8d
--- /dev/null
+++ b/third_party/jarjar/java/com/tonicsystems/jarjar/util/AntJarProcessor.java
@@ -0,0 +1,110 @@
+/*
+ * Copyright 2007 Google Inc.
+ *
+ * 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.tonicsystems.jarjar.util;
+
+import java.io.*;
+import java.util.*;
+import org.apache.tools.ant.BuildException;
+import org.apache.tools.ant.taskdefs.Jar;
+import org.apache.tools.ant.types.ZipFileSet;
+import org.apache.tools.zip.JarMarker;
+import org.apache.tools.zip.ZipExtraField;
+import org.apache.tools.zip.ZipOutputStream;
+
+public abstract class AntJarProcessor extends Jar {
+  private EntryStruct struct = new EntryStruct();
+  private JarProcessor proc;
+  private byte[] buf = new byte[0x2000];
+
+  private Set<String> dirs = new HashSet<String>();
+  private boolean filesOnly;
+
+  protected boolean verbose;
+
+  private static final ZipExtraField[] JAR_MARKER = new ZipExtraField[] {JarMarker.getInstance()};
+
+  public void setVerbose(boolean verbose) {
+    this.verbose = verbose;
+  }
+
+  public abstract void execute() throws BuildException;
+
+  public void execute(JarProcessor proc) throws BuildException {
+    this.proc = proc;
+    super.execute();
+  }
+
+  public void setFilesonly(boolean f) {
+    super.setFilesonly(f);
+    filesOnly = f;
+  }
+
+  protected void zipDir(File dir, ZipOutputStream zOut, String vPath, int mode)
+      throws IOException {}
+
+  protected void zipFile(
+      InputStream is,
+      ZipOutputStream zOut,
+      String vPath,
+      long lastModified,
+      File fromArchive,
+      int mode)
+      throws IOException {
+    ByteArrayOutputStream baos = new ByteArrayOutputStream();
+    IoUtil.pipe(is, baos, buf);
+    struct.data = baos.toByteArray();
+    struct.name = vPath;
+    struct.time = lastModified;
+    if (proc.process(struct)) {
+      if (mode == 0) {
+        mode = ZipFileSet.DEFAULT_FILE_MODE;
+      }
+      if (!filesOnly) {
+        addParentDirs(struct.name, zOut);
+      }
+      super.zipFile(
+          new ByteArrayInputStream(struct.data), zOut, struct.name, struct.time, fromArchive, mode);
+    }
+  }
+
+  private void addParentDirs(String file, ZipOutputStream zOut) throws IOException {
+    int slash = file.lastIndexOf('/');
+    if (slash >= 0) {
+      String dir = file.substring(0, slash);
+      if (dirs.add(dir)) {
+        addParentDirs(dir, zOut);
+        super.zipDir((File) null, zOut, dir + "/", ZipFileSet.DEFAULT_DIR_MODE, JAR_MARKER);
+      }
+    }
+  }
+
+  public void reset() {
+    super.reset();
+    cleanHelper();
+  }
+
+  protected void cleanUp() {
+    super.cleanUp();
+    cleanHelper();
+  }
+
+  protected void cleanHelper() {
+    verbose = false;
+    filesOnly = false;
+    dirs.clear();
+  }
+}