/*
 * ModeShape (http://www.modeshape.org)
 *
 * 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.modeshape.common.text;

import org.modeshape.common.annotation.Immutable;

/**
 * An encoder implementation that does nothing. This is useful when a {@link TextEncoder encoder} is optional but the code is
 * easier to write when there is always an encoder.
 */
@Immutable
public class NoOpEncoder implements TextEncoder, TextDecoder {

    private static final NoOpEncoder INSTANCE = new NoOpEncoder();

    public static final NoOpEncoder getInstance() {
        return INSTANCE;
    }

    @Override
    public String encode( String text ) {
        return text;
    }

    @Override
    public String decode( String encodedText ) {
        return encodedText;
    }
}
