AAPT2: Support generating Manifest.java

This includes comments from AndroidManifest.xml.

Change-Id: I412d9ecb12bad20a49a683d6b3bea4a0be1235ae

1 files changed, 93 insertions, 0 deletions

diff --git a/tools/aapt2/java/AnnotationProcessor.h b/tools/aapt2/java/AnnotationProcessor.h
new file mode 100644
index 000000000000..b47210939d06
--- /dev/null
+++ b/tools/aapt2/java/AnnotationProcessor.h
@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+#ifndef AAPT_JAVA_ANNOTATIONPROCESSOR_H
+#define AAPT_JAVA_ANNOTATIONPROCESSOR_H
+
+#include "util/StringPiece.h"
+
+#include <string>
+
+namespace aapt {
+
+/**
+ * Builds a JavaDoc comment from a set of XML comments.
+ * This will also look for instances of @SystemApi and convert them to
+ * actual Java annotations.
+ *
+ * Example:
+ *
+ * Input XML:
+ *
+ * <!-- This is meant to be hidden because
+ *      It is system api. Also it is @deprecated
+ *      @SystemApi
+ *      -->
+ *
+ * Output JavaDoc:
+ *
+ *  /\*
+ *   * This is meant to be hidden because
+ *   * It is system api. Also it is @deprecated
+ *   * @SystemApi
+ *   *\/
+ *
+ * Output Annotations:
+ *
+ * @Deprecated
+ * @android.annotation.SystemApi
+ *
+ */
+class AnnotationProcessor {
+public:
+    /**
+     * Creates an AnnotationProcessor with a given prefix for each line generated.
+     * This is usually a set of spaces for indentation.
+     */
+    AnnotationProcessor(const StringPiece& prefix) : mPrefix(prefix.toString()) {
+    }
+
+    /**
+     * Adds more comments. Since resources can have various values with different configurations,
+     * we need to collect all the comments.
+     */
+    void appendComment(const StringPiece16& comment);
+
+    /**
+     * Finishes the comment and moves it to the caller. Subsequent calls to buildComment() have
+     * undefined results.
+     */
+    std::string buildComment();
+
+    /**
+     * Finishes the annotation and moves it to the caller. Subsequent calls to buildAnnotations()
+     * have undefined results.
+     */
+    std::string buildAnnotations();
+
+private:
+    std::string mPrefix;
+    std::string mComment;
+    std::string mAnnotations;
+    bool mDeprecated = false;
+    bool mSystemApi = false;
+
+    void appendCommentLine(const StringPiece16& line);
+};
+
+} // namespace aapt
+
+#endif /* AAPT_JAVA_ANNOTATIONPROCESSOR_H */