X-Git-Url: http://wamblee.org/gitweb/?a=blobdiff_plain;f=support%2Fgeneral%2Fsrc%2Fmain%2Fjava%2Forg%2Fwamblee%2Fconcurrency%2FJvmLock.java;fp=support%2Fgeneral%2Fsrc%2Fmain%2Fjava%2Forg%2Fwamblee%2Fconcurrency%2FJvmLock.java;h=2fe0d11f36a54602f81e3d545e56dc53d3258c66;hb=32a62ca2c752e33a7873ac868a7a1f289caedcd4;hp=0000000000000000000000000000000000000000;hpb=d2bdf4e813c6a3964958c87b2ce56eaadf8a1f0a;p=utils

diff --git a/support/general/src/main/java/org/wamblee/concurrency/JvmLock.java b/support/general/src/main/java/org/wamblee/concurrency/JvmLock.java
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+/*
+ * Copyright 2005 the original author or authors.
+ * 
+ * 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 org.wamblee.concurrency;
+
+import java.util.concurrent.locks.ReentrantLock;
+
+/**
+ * In memory JVM lock. 
+ *
+ * @author Erik Brakkee
+ */ 
+public class JvmLock implements Lock {
+    
+    /**
+     * Reentrant lock to use. 
+     */
+    private ReentrantLock _lock; 
+    
+    /**
+     * In-memory lock. 
+     */
+    public JvmLock() { 
+        _lock = new ReentrantLock(true);     
+    }
+
+    /* (non-Javadoc)
+     * @see org.wamblee.concurrency.Lock#acquire()
+     */
+    public void acquire() {
+        _lock.lock();
+    }
+    
+    /* (non-Javadoc)
+     * @see org.wamblee.concurrency.Lock#release()
+     */
+    public void release() {
+        _lock.unlock();       
+    }
+}