Added:
river/jtsk/skunk/peterConcurrentPolicy/src/org/apache/river/impl/util/TempIdentityReferrer.java
URL:
http://svn.apache.org/viewvc/river/jtsk/skunk/peterConcurrentPolicy/src/org/apache/river/impl/util/TempIdentityReferrer.java?rev=1182211&view=auto
==============================================================================
---
river/jtsk/skunk/peterConcurrentPolicy/src/org/apache/river/impl/util/TempIdentityReferrer.java
(added)
+++
river/jtsk/skunk/peterConcurrentPolicy/src/org/apache/river/impl/util/TempIdentityReferrer.java
Wed Oct 12 06:11:47 2011
@@ -0,0 +1,72 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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 org.apache.river.impl.util;
+
+/**
+ *
+ * @author peter
+ */
+class TempIdentityReferrer<T> implements Referrer<T> {
+
+ private final T t;
+
+ TempIdentityReferrer(T t){
+ if ( t == null ) throw new NullPointerException("Null prohibited");
+ this.t = t;
+ }
+
+ @Override
+ public T get() {
+ return t;
+ }
+
+ @Override
+ public void clear() {
+ throw new UnsupportedOperationException("Not supported.");
+ }
+
+ @Override
+ public boolean isEnqueued() {
+ return false;
+ }
+
+ @Override
+ public boolean enqueue() {
+ return false;
+ }
+
+ @Override
+ public boolean equals(Object o) {
+ if (this == o) {
+ return true;
+ } else if (!(o instanceof Referrer)) {
+ return false;
+ }
+ Object t2 = ((Referrer) o).get();
+ return( t == t2 );
+ }
+
+ public int hashCode(){
+ int hash = 7;
+ hash = 29 * hash + System.identityHashCode(t);
+ hash = 29 * hash + t.getClass().hashCode();
+ return hash;
+ }
+
+}
Propchange:
river/jtsk/skunk/peterConcurrentPolicy/src/org/apache/river/impl/util/TempIdentityReferrer.java
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