--- jsr166/src/test/loops/RWMap.java 2009/10/29 23:09:08 1.5 +++ jsr166/src/test/loops/RWMap.java 2011/12/05 04:08:46 1.8 @@ -1,7 +1,7 @@ /* * Written by Doug Lea with assistance from members of JCP JSR-166 * Expert Group and released to the public domain, as explained at - * http://creativecommons.org/licenses/publicdomain + * http://creativecommons.org/publicdomain/zero/1.0/ */ import java.util.*; import java.util.concurrent.*; @@ -13,7 +13,6 @@ import java.util.concurrent.locks.*; * that places read-write locks around unsynchronized Maps. * Exists as a sample input for MapLoops test. */ - public class RWMap implements Map { private final Map m; private final ReentrantReadWriteLock rwl = new ReentrantReadWriteLock(); @@ -30,28 +29,39 @@ public class RWMap implements Map { } public int size() { - ReentrantReadWriteLock.ReadLock l = rwl.readLock(); - l.lock(); try {return m.size();} finally { l.unlock(); } + ReentrantReadWriteLock.ReadLock l = rwl.readLock(); + l.lock(); + try { return m.size(); } + finally { l.unlock(); } } - public boolean isEmpty(){ - ReentrantReadWriteLock.ReadLock l = rwl.readLock(); - l.lock(); try {return m.isEmpty();} finally { l.unlock(); } + + public boolean isEmpty() { + ReentrantReadWriteLock.ReadLock l = rwl.readLock(); + l.lock(); + try { return m.isEmpty(); } + finally { l.unlock(); } } public Object get(Object key) { - ReentrantReadWriteLock.ReadLock l = rwl.readLock(); - l.lock(); try {return m.get(key);} finally { l.unlock(); } + ReentrantReadWriteLock.ReadLock l = rwl.readLock(); + l.lock(); + try { return m.get(key); } + finally { l.unlock(); } } public boolean containsKey(Object key) { - ReentrantReadWriteLock.ReadLock l = rwl.readLock(); - l.lock(); try {return m.containsKey(key);} finally { l.unlock(); } - } - public boolean containsValue(Object value){ - ReentrantReadWriteLock.ReadLock l = rwl.readLock(); - l.lock(); try {return m.containsValue(value);} finally { l.unlock(); } + ReentrantReadWriteLock.ReadLock l = rwl.readLock(); + l.lock(); + try { return m.containsKey(key); } + finally { l.unlock(); } } + public boolean containsValue(Object value) { + ReentrantReadWriteLock.ReadLock l = rwl.readLock(); + l.lock(); + try { return m.containsValue(value); } + finally { l.unlock(); } + } public Set keySet() { // Not implemented return m.keySet(); @@ -66,35 +76,52 @@ public class RWMap implements Map { } public boolean equals(Object o) { - ReentrantReadWriteLock.ReadLock l = rwl.readLock(); - l.lock(); try {return m.equals(o);} finally { l.unlock(); } + ReentrantReadWriteLock.ReadLock l = rwl.readLock(); + l.lock(); + try { return m.equals(o); } + finally { l.unlock(); } } + public int hashCode() { - ReentrantReadWriteLock.ReadLock l = rwl.readLock(); - l.lock(); try {return m.hashCode();} finally { l.unlock(); } + ReentrantReadWriteLock.ReadLock l = rwl.readLock(); + l.lock(); + try { return m.hashCode(); } + finally { l.unlock(); } } + public String toString() { - ReentrantReadWriteLock.ReadLock l = rwl.readLock(); - l.lock(); try {return m.toString();} finally { l.unlock(); } + ReentrantReadWriteLock.ReadLock l = rwl.readLock(); + l.lock(); + try { return m.toString(); } + finally { l.unlock(); } } - - public Object put(Object key, Object value) { - ReentrantReadWriteLock.WriteLock l = rwl.writeLock(); - l.lock(); try {return m.put(key, value);} finally { l.unlock(); } + ReentrantReadWriteLock.WriteLock l = rwl.writeLock(); + l.lock(); + try { return m.put(key, value); } + finally { l.unlock(); } } + public Object remove(Object key) { - ReentrantReadWriteLock.WriteLock l = rwl.writeLock(); - l.lock(); try {return m.remove(key);} finally { l.unlock(); } + ReentrantReadWriteLock.WriteLock l = rwl.writeLock(); + l.lock(); + try { return m.remove(key); } + finally { l.unlock(); } } + public void putAll(Map map) { - ReentrantReadWriteLock.WriteLock l = rwl.writeLock(); - l.lock(); try {m.putAll(map);} finally { l.unlock(); } + ReentrantReadWriteLock.WriteLock l = rwl.writeLock(); + l.lock(); + try { m.putAll(map); } + finally { l.unlock(); } } + public void clear() { - ReentrantReadWriteLock.WriteLock l = rwl.writeLock(); - l.lock(); try {m.clear();} finally { l.unlock(); } + ReentrantReadWriteLock.WriteLock l = rwl.writeLock(); + l.lock(); + try { m.clear(); } + finally { l.unlock(); } } }