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This packages contains the building blocks required to create the drasyl overlay network.

There is a newer version: 0.10.0

/*
 * Copyright (c) 2020-2021 Heiko Bornholdt and Kevin Röbert
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
 * OR OTHER DEALINGS IN THE SOFTWARE.
 */
package org.drasyl.serialization;

import java.io.IOException;
import java.nio.BufferUnderflowException;
import java.nio.ByteBuffer;

/**
 * This Serializer (de)serializes {@link Double} objects.
 */
public class DoubleSerializer extends BoundedSerializer {
    private static final short DOUBLE_LENGTH = 8;

    @Override
    protected byte[] matchedToByArray(final Double o) {
        return ByteBuffer.allocate(DOUBLE_LENGTH).putDouble(o).array();
    }

    @Override
    protected Double matchedFromByteArray(final byte[] bytes,
                                          final Class type) throws IOException {
        try {
            return ByteBuffer.wrap(bytes).getDouble();
        }
        catch (final BufferUnderflowException e) {
            throw new IOException(e);
        }
    }
}