johnzon-mapper/src/main/java/org/apache/johnzon/mapper/internal/DelegatingWriter.java

/*
 *     Licensed to the Apache Software Foundation (ASF) under one or more
 *     contributor license agreements.  See the NOTICE file distributed with
 *     this work for additional information regarding copyright ownership.
 *     The ASF licenses this file to You 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.apache.johnzon.mapper.internal;

import java.io.IOException;
import java.io.Writer;
import java.util.Objects;

public class DelegatingWriter extends Writer {
    private final Writer writer;

    public DelegatingWriter(Writer writer) {
        this.writer = Objects.requireNonNull(writer, "delegate writer must not be null");
    }

    @Override
    public void write(final int c) throws IOException {
        writer.write(c);
    }

    @Override
    public void write(final char[] cbuf) throws IOException {
        writer.write(cbuf);
    }

    @Override
    public void write(final char[] cbuf, final int off, final int len) throws IOException {
        writer.write(cbuf, off, len);
    }

    @Override
    public void write(final String str) throws IOException {
        writer.write(str);
    }

    @Override
    public void write(final String str, final int off, final int len) throws IOException {
        writer.write(str, off, len);
    }

    @Override
    public Writer append(final CharSequence csq) throws IOException {
        return writer.append(csq);
    }

    @Override
    public Writer append(final CharSequence csq, final int start, final int end) throws IOException {
        return writer.append(csq, start, end);
    }

    @Override
    public Writer append(final char c) throws IOException {
        return writer.append(c);
    }

    @Override
    public void flush() throws IOException {
        writer.flush();
    }

    @Override
    public void close() throws IOException {
        writer.close();
    }
}