1 files changed, 81 insertions, 0 deletions
diff --git a/tools/aapt2/java/AnnotationProcessor.cpp b/tools/aapt2/java/AnnotationProcessor.cpp
new file mode 100644
index 000000000000..9c25d4e35975
--- /dev/null
+++ b/tools/aapt2/java/AnnotationProcessor.cpp
@@ -0,0 +1,81 @@
+/*
+ * 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.
+ */
+
+#include "java/AnnotationProcessor.h"
+#include "util/Util.h"
+
+#include <algorithm>
+
+namespace aapt {
+
+void AnnotationProcessor::appendCommentLine(const std::string& comment) {
+    static const std::string sDeprecated = "@deprecated";
+    static const std::string sSystemApi = "@SystemApi";
+
+    if (comment.find(sDeprecated) != std::string::npos) {
+        mAnnotationBitMask |= kDeprecated;
+    }
+
+    if (comment.find(sSystemApi) != std::string::npos) {
+        mAnnotationBitMask |= kSystemApi;
+    }
+
+    if (!mHasComments) {
+        mHasComments = true;
+        mComment << "/**";
+    }
+
+    mComment << "\n" << " * " << std::move(comment);
+}
+
+void AnnotationProcessor::appendComment(const StringPiece16& comment) {
+    // We need to process line by line to clean-up whitespace and append prefixes.
+    for (StringPiece16 line : util::tokenize(comment, u'\n')) {
+        line = util::trimWhitespace(line);
+        if (!line.empty()) {
+            appendCommentLine(util::utf16ToUtf8(line));
+        }
+    }
+}
+
+void AnnotationProcessor::appendComment(const StringPiece& comment) {
+    for (StringPiece line : util::tokenize(comment, '\n')) {
+        line = util::trimWhitespace(line);
+        if (!line.empty()) {
+            appendCommentLine(line.toString());
+        }
+    }
+}
+
+void AnnotationProcessor::writeToStream(std::ostream* out, const StringPiece& prefix) {
+    if (mHasComments) {
+        std::string result = mComment.str();
+        for (StringPiece line : util::tokenize<char>(result, '\n')) {
+           *out << prefix << line << "\n";
+        }
+        *out << prefix << " */" << "\n";
+    }
+
+    if (mAnnotationBitMask & kDeprecated) {
+        *out << prefix << "@Deprecated\n";
+    }
+
+    if (mAnnotationBitMask & kSystemApi) {
+        *out << prefix << "@android.annotation.SystemApi\n";
+    }
+}
+
+} // namespace aapt