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/*
 *
 * 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.qpid.proton.codec;

import java.nio.ByteBuffer;
import java.nio.charset.StandardCharsets;

public class DroppingWritableBuffer implements WritableBuffer
{
    private int _pos = 0;

    @Override
    public boolean hasRemaining()
    {
        return true;
    }

    @Override
    public void put(byte b)
    {
        _pos += 1;
    }

    @Override
    public void putFloat(float f)
    {
        _pos += 4;
    }

    @Override
    public void putDouble(double d)
    {
        _pos += 8;
    }

    @Override
    public void put(byte[] src, int offset, int length)
    {
        _pos += length;
    }

    @Override
    public void putShort(short s)
    {
        _pos += 2;
    }

    @Override
    public void putInt(int i)
    {
        _pos += 4;
    }

    @Override
    public void putLong(long l)
    {
        _pos += 8;
    }

    @Override
    public int remaining()
    {
        return Integer.MAX_VALUE - _pos;
    }

    @Override
    public int position()
    {
        return _pos;
    }

    @Override
    public void position(int position)
    {
        _pos = position;
    }

    @Override
    public void put(ByteBuffer payload)
    {
        _pos += payload.remaining();
        payload.position(payload.limit());
    }

    @Override
    public int limit()
    {
        return Integer.MAX_VALUE;
    }

    @Override
    public void put(ReadableBuffer payload)
    {
        _pos += payload.remaining();
        payload.position(payload.limit());
    }

    @Override
    public void put(String value)
    {
        _pos += value.getBytes(StandardCharsets.UTF_8).length;
    }
}