Add copyright notices, and clarify documentation.

Remove ineffectual interface methods from RequestKey and replace with a comment in the class's
documentation to the same meaning.

Change-Id: I4d27407d18a798b27dfe138b38a5ee3a2718e127

1 files changed, 3 insertions, 7 deletions

diff --git a/src/com/android/bitmap/RequestKey.java b/src/com/android/bitmap/RequestKey.java
index eadb42d..108b255 100644
--- a/src/com/android/bitmap/RequestKey.java
+++ b/src/com/android/bitmap/RequestKey.java
@@ -29,16 +29,12 @@ import java.io.InputStream;
  * <p>
  * Objects of this type will also serve as cache keys to fetch cached data for {@link PooledCache}s,
  * so they must implement {@link #equals(Object)} and {@link #hashCode()}.
+ * <p>
+ * Clients of this interface must also implement {@link #equals(Object)} and {@link #hashCode()} as
+ * this object will be used as a cache key.
  */
 
 public interface RequestKey {
-
-    @Override
-    public boolean equals(Object o);
-
-    @Override
-    public int hashCode();
-
     /**
      * Create an {@link AssetFileDescriptor} for a local file stored on the device. This method will
      * be called first; if it returns null, {@link #createInputStream()} will be called.