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/*
 * Copyright 2013 peter.lawrey Lawrey
 *
 * 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 net.openhft.fix.include.v42;

import net.openhft.lang.collection.HugeArray;
import net.openhft.lang.collection.HugeCollections;

import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;

/**
 * Place holder for FIX Protocol object Header
 */
public class Header implements FixMessageType {
    protected HugeArray field;
    protected int fieldCount;

    @SuppressWarnings("unchecked")
    @Override
    public HugeArray getField() {
        if (field == null) {
            field = HugeCollections.newArray(Field.class, fieldCount);
        }
        return this.field;
    }

    @SuppressWarnings("unchecked")
    @Override
    public Header setFieldSize(int fieldCount) {
        this.fieldCount = fieldCount;
        return this;
    }

    @Override
    public  T setValueSize(int valueSize) {
        // TODO Auto-generated method stub
        return null;
    }

    @Override
    public  T getMessage() {
        // TODO Auto-generated method stub
        return null;
    }

    @Override
    public  T setMessagesSize(int messageSize) {
        // TODO Auto-generated method stub
        return null;
    }

    @Override
    public  T setGroupSize(int groupSize) {
        // TODO Auto-generated method stub
        return null;
    }

    @Override
    public void writeExternal(ObjectOutput out) throws IOException {
        // TODO Auto-generated method stub
        out.writeObject(field);
        out.writeInt(fieldCount);
    }

    @SuppressWarnings("unchecked")
    @Override
    public void readExternal(ObjectInput in) throws IOException,
            ClassNotFoundException {
        // TODO Auto-generated method stub
        field = (HugeArray) in.readObject();
        fieldCount = in.readInt();
    }

}