updated oss-parent version to 7 in gson-extras pom.

fixed some eclipse warnings.

extras/pom.xml

@@ -9,7 +9,7 @@
   <parent>
     <groupId>org.sonatype.oss</groupId>
     <artifactId>oss-parent</artifactId>
-    <version>5</version>
+    <version>7</version>
   </parent>
   <url>http://code.google.com/p/google-gson/</url>
   <description>Google Gson grab bag of utilities, type adapters, etc.</description>

extras/src/main/java/com/google/gson/extras/examples/rawcollections/RawCollectionsExample.java

@@ -36,7 +36,7 @@ public class RawCollectionsExample {
     }
   }
 
-  @SuppressWarnings("unchecked")
+  @SuppressWarnings({ "unchecked", "rawtypes" })
   public static void main(String[] args) {
     Gson gson = new Gson();
     Collection collection = new ArrayList();

extras/src/main/java/com/google/gson/graph/GraphAdapterBuilder.java

@@ -40,6 +40,7 @@ import java.util.Queue;
  * Writes a graph of objects as a list of named nodes.
  */
 // TODO: proper documentation
+@SuppressWarnings("rawtypes")
 public final class GraphAdapterBuilder {
   private final ConstructorConstructor constructorConstructor = new ConstructorConstructor();
   private final Map<Type, InstanceCreator<?>> instanceCreators
@@ -207,6 +208,7 @@ public final class GraphAdapterBuilder {
      * <p>Gson should only ever call this method when we're expecting it to;
      * that is only when we've called back into Gson to deserialize a tree.
      */
+    @SuppressWarnings("unchecked")
     public Object createInstance(Type type) {
       Graph graph = graphThreadLocal.get();
       if (graph == null || graph.nextCreate == null) {

gson/src/test/java/com/google/gson/functional/CustomTypeAdaptersTest.java

@@ -216,6 +216,7 @@ public class CustomTypeAdaptersTest extends TestCase {
     assertEquals("true", gson.toJson(true, Boolean.class));
   }
 
+  @SuppressWarnings("rawtypes")
   public void testCustomDeserializerInvokedForPrimitives() {
     Gson gson = new GsonBuilder()
         .registerTypeAdapter(boolean.class, new JsonDeserializer() {