1 files changed, 84 insertions, 0 deletions
diff --git a/src/objc_tools/plmerge/java/com/google/devtools/build/xcode/plmerge/PlMerge.java b/src/objc_tools/plmerge/java/com/google/devtools/build/xcode/plmerge/PlMerge.java
new file mode 100644
index 0000000000..e61f2b908a
--- /dev/null
+++ b/src/objc_tools/plmerge/java/com/google/devtools/build/xcode/plmerge/PlMerge.java
@@ -0,0 +1,84 @@
+// Copyright 2014 Google Inc. All rights reserved.
+//
+// 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.google.devtools.build.xcode.plmerge;
+
+import com.google.common.collect.ImmutableMap;
+import com.google.devtools.common.options.Option;
+import com.google.devtools.common.options.Options;
+import com.google.devtools.common.options.OptionsBase;
+import com.google.devtools.common.options.OptionsParser;
+import com.google.devtools.common.options.OptionsParsingException;
+
+import com.dd.plist.NSObject;
+
+import java.io.IOException;
+import java.nio.file.FileSystem;
+import java.nio.file.FileSystems;
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Entry point for the {@code plmerge} tool, which merges the data from one or more plists into a
+ * single binary plist. This tool's functionality is similar to that of the
+ * {@code builtin-infoPlistUtility} in Xcode.
+ */
+public class PlMerge {
+  /**
+   * Options for {@link PlMerge}.
+   */
+  public static class PlMergeOptions extends OptionsBase {
+    @Option(
+        name = "source_file",
+        help = "Paths to the plist files to merge. These can be binary, XML, or ASCII format. "
+            + "Repeat this flag to specify multiple files. Required.",
+        allowMultiple = true,
+        defaultValue = "null")
+    public List<String> sourceFiles;
+
+    @Option(
+        name = "out_file",
+        help = "Path to the output file. Required.",
+        defaultValue = "null")
+    public String outFile;
+  }
+
+  public static void main(String[] args) throws IOException, OptionsParsingException {
+    OptionsParser parser = OptionsParser.newOptionsParser(PlMergeOptions.class);
+    parser.parse(args);
+    PlMergeOptions options = parser.getOptions(PlMergeOptions.class);
+    if (options.sourceFiles.isEmpty()) {
+      missingArg("At least one --source_file");
+    }
+    if (options.outFile == null) {
+      missingArg("--out_file");
+    }
+    FileSystem fileSystem = FileSystems.getDefault();
+
+    List<Path> sourceFilePaths = new ArrayList<>();
+    for (String sourceFile : options.sourceFiles) {
+      sourceFilePaths.add(fileSystem.getPath(sourceFile));
+    }
+
+    PlistMerging merging = PlistMerging.from(sourceFilePaths, ImmutableMap.<String, NSObject>of(),
+        ImmutableMap.<String, String>of(), new KeysToRemoveIfEmptyString());
+    merging.writePlist(fileSystem.getPath(options.outFile));
+  }
+
+  private static void missingArg(String flag) {
+    throw new IllegalArgumentException(flag + " is required:\n"
+        + Options.getUsage(PlMergeOptions.class));
+  }
+}