BaseCharset.java

/**
 * Copyright (C) 2011 Twitter, Inc.
 *
 * 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 com.cloudhopper.commons.charset;

/**
 * Base Charset class implementing common functionality.
 *
 * @author jlauer
 */
public abstract class BaseCharset implements Charset {

    @Override
    public String normalize(CharSequence str0) {
        byte[] bytes = this.encode(str0);
        // normalizing a string should never be result in a longer string
        StringBuilder buf = new StringBuilder(str0.length());
        this.decode(bytes, buf);
        return buf.toString();
    }

}