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/*
 * Copyright 2016 the original author or authors.
 *
 * 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 org.gradle.internal.serialize;

import com.google.common.hash.HashCode;

import java.io.IOException;

public class HashCodeSerializer implements Serializer {
    @Override
    public HashCode read(Decoder decoder) throws IOException {
        byte hashSize = decoder.readByte();
        byte[] hash = new byte[hashSize];
        decoder.readBytes(hash);
        return HashCode.fromBytes(hash);
    }

    @Override
    public void write(Encoder encoder, HashCode value) throws IOException {
        byte[] hash = value.asBytes();
        encoder.writeByte((byte) hash.length);
        encoder.writeBytes(hash);
    }
}