Remove override annotation for building on Java 5

spring-data-commons-core/src/main/java/org/springframework/data/support/HashMapChangeSet.java

@@ -23,27 +23,22 @@ public class HashMapChangeSet implements ChangeSet {
 		this(new HashMap<String, Object>());
 	}
 	
-	@Override
 	public void set(String key, Object o) {
 		values.put(key, o);
 	}
 
-	@Override
 	public String toString() {
 		return "HashMapChangeSet: values=[" + values + "]";
 	}
 
-	@Override
 	public Map<String, Object> getValues() {
 		return Collections.unmodifiableMap(values);
 	}
 
-	@Override
 	public Object removeProperty(String k) {
 		return this.values.remove(k);
 	}
 
-	@Override
 	public <T> T get(String key, Class<T> requiredClass, ConversionService conversionService) {
 		return conversionService.convert(values.get(key), requiredClass);
 	}

spring-data-commons-core/src/main/java/org/springframework/data/transaction/ChangeSetBackedTransactionSynchronization.java

@@ -22,14 +22,12 @@ public class ChangeSetBackedTransactionSynchronization implements TransactionSyn
 		this.entity = entity;
 	}
 	
-	@Override
 	public void afterCommit() {
 		log.debug("After Commit called for " + entity);
 		changeSetPersister.persistState(entity.getClass(), entity.getChangeSet());
 		changeSetTxStatus = 0;
 	}
 
-	@Override
 	public void afterCompletion(int status) {
 		log.debug("After Completion called with status = " + status);
 		if (changeSetTxStatus == 0) {
@@ -44,24 +42,19 @@ public class ChangeSetBackedTransactionSynchronization implements TransactionSyn
 		}
 	}
 
-	@Override
 	public void beforeCommit(boolean readOnly) {
 	}
 
-	@Override
 	public void beforeCompletion() {
 	}
 
-	@Override
 	public void flush() {
 	}
 
-	@Override
 	public void resume() {
 		throw new IllegalStateException("ChangedSetBackedTransactionSynchronization does not support transaction suspension currently.");
 	}
 
-	@Override
 	public void suspend() {
 		throw new IllegalStateException("ChangedSetBackedTransactionSynchronization does not support transaction suspension currently.");
 	}

spring-data-commons-core/src/main/java/org/springframework/persistence/transaction/NaiveDoubleTransactionManager.java

@@ -21,7 +21,6 @@ public class NaiveDoubleTransactionManager implements PlatformTransactionManager
 		this.b = b;
 	}
 
-	@Override
 	public void commit(TransactionStatus ts) throws TransactionException {
 		try {
 		final TransactionStatus tsb = copyTransactionStatus(status.get(ts));
@@ -48,7 +47,6 @@ public class NaiveDoubleTransactionManager implements PlatformTransactionManager
 		return new DefaultTransactionStatus(t,ts.isNewTransaction(), false,  false, false, null);
 	}
 	
-	@Override
 	public TransactionStatus getTransaction(TransactionDefinition td)
 			throws TransactionException {
 		TransactionStatus atx = a.getTransaction(td);
@@ -57,7 +55,6 @@ public class NaiveDoubleTransactionManager implements PlatformTransactionManager
 		return atx;
 	}
 
-	@Override
 	public void rollback(TransactionStatus ts) throws TransactionException {
 		final TransactionStatus tsb = copyTransactionStatus(status.remove(ts));
 		try {