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/*
 * Copyright 2013 Netflix, Inc.
 *
 *    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 com.netflix.suro.message;

import com.google.common.io.ByteArrayDataOutput;

import java.io.ByteArrayOutputStream;
import java.io.DataOutput;
import java.io.DataOutputStream;
import java.io.IOException;

/**
 * Exposing Guava's ByteStreams.ByteArrayDataOutput, which is private static.
 */
public class ByteArrayDataOutputStream implements ByteArrayDataOutput {
    private final DataOutput output;
    private final ByteArrayOutputStream byteArrayOutputSteam;

    public ByteArrayDataOutputStream(ByteArrayOutputStream byteArrayOutputSteam) {
        this.byteArrayOutputSteam = byteArrayOutputSteam;
        output = new DataOutputStream(byteArrayOutputSteam);
    }

    @Override
    public void write(int b) {
        try {
            output.write(b);
        } catch (IOException impossible) {
            throw new AssertionError(impossible);
        }
    }

    @Override
    public void write(byte[] b) {
        try {
            output.write(b);
        } catch (IOException impossible) {
            throw new AssertionError(impossible);
        }
    }

    @Override
    public void write(byte[] b, int off, int len) {
        try {
            output.write(b, off, len);
        } catch (IOException impossible) {
            throw new AssertionError(impossible);
        }
    }

    @Override
    public void writeBoolean(boolean v) {
        try {
            output.writeBoolean(v);
        } catch (IOException impossible) {
            throw new AssertionError(impossible);
        }
    }

    @Override
    public void writeByte(int v) {
        try {
            output.writeByte(v);
        } catch (IOException impossible) {
            throw new AssertionError(impossible);
        }
    }

    @Override
    public void writeBytes(String s) {
        try {
            output.writeBytes(s);
        } catch (IOException impossible) {
            throw new AssertionError(impossible);
        }
    }

    @Override
    public void writeChar(int v) {
        try {
            output.writeChar(v);
        } catch (IOException impossible) {
            throw new AssertionError(impossible);
        }
    }

    @Override
    public void writeChars(String s) {
        try {
            output.writeChars(s);
        } catch (IOException impossible) {
            throw new AssertionError(impossible);
        }
    }

    @Override
    public void writeDouble(double v) {
        try {
            output.writeDouble(v);
        } catch (IOException impossible) {
            throw new AssertionError(impossible);
        }
    }

    @Override
    public void writeFloat(float v) {
        try {
            output.writeFloat(v);
        } catch (IOException impossible) {
            throw new AssertionError(impossible);
        }
    }

    @Override
    public void writeInt(int v) {
        try {
            output.writeInt(v);
        } catch (IOException impossible) {
            throw new AssertionError(impossible);
        }
    }

    @Override
    public void writeLong(long v) {
        try {
            output.writeLong(v);
        } catch (IOException impossible) {
            throw new AssertionError(impossible);
        }
    }

    @Override
    public void writeShort(int v) {
        try {
            output.writeShort(v);
        } catch (IOException impossible) {
            throw new AssertionError(impossible);
        }
    }

    @Override
    public void writeUTF(String s) {
        try {
            output.writeUTF(s);
        } catch (IOException impossible) {
            throw new AssertionError(impossible);
        }
    }

    @Override
    public byte[] toByteArray() {
        return byteArrayOutputSteam.toByteArray();
    }
}