DATAMONGO-1147 - Remove manual array copy.

Remove manual array coping by using Arrays.copyOf(values, values.length).

Original pull request: spring-projects#258.

Author: alex-on-java

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/BasicUpdate.java

@@ -15,6 +15,7 @@
  */
 package org.springframework.data.mongodb.core.query;
 
+import java.util.Arrays;
 import java.util.Collections;
 
 import com.mongodb.BasicDBObject;
@@ -87,12 +88,8 @@ public Update pull(String key, Object value) {
 
 	@Override
 	public Update pullAll(String key, Object[] values) {
-		Object[] convertedValues = new Object[values.length];
-		for (int i = 0; i < values.length; i++) {
-			convertedValues[i] = values[i];
-		}
 		DBObject keyValue = new BasicDBObject();
-		keyValue.put(key, convertedValues);
+		keyValue.put(key, Arrays.copyOf(values, values.length));
 		updateObject.put("$pullAll", keyValue);
 		return this;
 	}

spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Update.java

@@ -189,12 +189,7 @@ public PushOperatorBuilder push(String key) {
 	 * @return
 	 */
 	public Update pushAll(String key, Object[] values) {
-
-		Object[] convertedValues = new Object[values.length];
-		for (int i = 0; i < values.length; i++) {
-			convertedValues[i] = values[i];
-		}
-		addMultiFieldOperation("$pushAll", key, convertedValues);
+		addMultiFieldOperation("$pushAll", key, Arrays.copyOf(values, values.length));
 		return this;
 	}
 
@@ -258,12 +253,7 @@ public Update pull(String key, Object value) {
 	 * @return
 	 */
 	public Update pullAll(String key, Object[] values) {
-
-		Object[] convertedValues = new Object[values.length];
-		for (int i = 0; i < values.length; i++) {
-			convertedValues[i] = values[i];
-		}
-		addFieldOperation("$pullAll", key, convertedValues);
+		addFieldOperation("$pullAll", key, Arrays.copyOf(values, values.length));
 		return this;
 	}
 
@@ -467,13 +457,7 @@ private Object[] extractValues(Object[] values) {
 				return ((Collection<?>) values[0]).toArray();
 			}
 
-			Object[] convertedValues = new Object[values.length];
-
-			for (int i = 0; i < values.length; i++) {
-				convertedValues[i] = values[i];
-			}
-
-			return convertedValues;
+			return Arrays.copyOf(values, values.length);
 		}
 
 		/*