/*
 * Copyright 2012 Takao Nakaguchi
 *
 * 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.trie4j.util;

public class CharsUtil {
	public static char[] revert(char[] values){
		int n = values.length;
		char[] ret = new char[n];
		for(int i = 0; i < n; i++){
			ret[n - i - 1] = values[i];
		}
		return ret;
	}
}

/*
 * Copyright 2012 Takao Nakaguchi
 *
 * 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.trie4j.util;

public class CharsUtil {
	public static char[] emptyChars = {};

	public static char[] revert(char[] values){
		int n = values.length;
		char[] ret = new char[n];
		for(int i = 0; i < n; i++){
			ret[n - i - 1] = values[i];
		}
		return ret;
	}
}

add emptyChars field.