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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.impl;

import java.nio.ByteBuffer;

import org.apache.qpid.proton.amqp.Decimal32;
import org.apache.qpid.proton.codec.Data;

class Decimal32Element extends AtomicElement
{

    private final Decimal32 _value;

    Decimal32Element(Element parent, Element prev, Decimal32 d)
    {
        super(parent, prev);
        _value = d;
    }

    @Override
    public int size()
    {
        return isElementOfArray() ? 4 : 5;
    }

    @Override
    public Decimal32 getValue()
    {
        return _value;
    }

    @Override
    public Data.DataType getDataType()
    {
        return Data.DataType.DECIMAL32;
    }

    @Override
    public int encode(ByteBuffer b)
    {
        int size = size();
        if(b.remaining()>=size)
        {
            if(size == 5)
            {
                b.put((byte)0x74);
            }
            b.putInt(_value.getBits());
            return size;
        }
        else
        {
            return 0;
        }
    }
}




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