1 files changed, 61 insertions, 0 deletions
diff --git a/codegen/src/main/java/com/google/gson/codegen/GeneratedTypeAdapterProcessor.java b/codegen/src/main/java/com/google/gson/codegen/GeneratedTypeAdapterProcessor.java
new file mode 100644
index 00000000..cd542bc3
--- /dev/null
+++ b/codegen/src/main/java/com/google/gson/codegen/GeneratedTypeAdapterProcessor.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2012 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.google.gson.codegen;
+
+import static java.lang.reflect.Modifier.FINAL;
+
+import java.io.IOException;
+import java.util.Set;
+
+import javax.annotation.processing.AbstractProcessor;
+import javax.annotation.processing.RoundEnvironment;
+import javax.annotation.processing.SupportedAnnotationTypes;
+import javax.annotation.processing.SupportedSourceVersion;
+import javax.lang.model.SourceVersion;
+import javax.lang.model.element.Element;
+import javax.lang.model.element.TypeElement;
+import javax.tools.Diagnostic;
+import javax.tools.JavaFileObject;
+
+@SupportedAnnotationTypes("com.google.gson.codegen.GeneratedTypeAdapter")
+@SupportedSourceVersion(SourceVersion.RELEASE_6)
+public final class GeneratedTypeAdapterProcessor extends AbstractProcessor {
+  @Override public boolean process(Set<? extends TypeElement> types, RoundEnvironment env) {
+    System.out.println("invoked GeneratedTypeAdapterProcessor");
+    try {
+      for (Element element : env.getElementsAnnotatedWith(GeneratedTypeAdapter.class)) {
+        writeAdapter((TypeElement) element);
+      }
+    } catch (IOException e) {
+      processingEnv.getMessager().printMessage(Diagnostic.Kind.ERROR, e.getMessage());
+    }
+    return true;
+  }
+
+  private void writeAdapter(TypeElement type) throws IOException {
+    String typeAdapterName = CodeGen.adapterName(type, "$TypeAdapter");
+    JavaFileObject sourceFile = processingEnv.getFiler()
+        .createSourceFile(typeAdapterName, type);
+    System.out.println("Generating type adapter: " + typeAdapterName + " in " + sourceFile.getName());
+
+    JavaWriter writer = new JavaWriter(sourceFile.openWriter());
+    writer.addPackage(CodeGen.getPackage(type).getQualifiedName().toString());
+    writer.beginType(typeAdapterName, "class", FINAL, null);
+    writer.endType();
+    writer.close();
+  }
+}