io.nem.catapult.builders.HashLockTransactionBuilder Maven / Gradle / Ivy

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/**
*** Copyright (c) 2016-present,
*** Jaguar0625, gimre, BloodyRookie, Tech Bureau, Corp. All rights reserved.
***
*** This file is part of Catapult.
***
*** Catapult is free software: you can redistribute it and/or modify
*** it under the terms of the GNU Lesser General Public License as published by
*** the Free Software Foundation, either version 3 of the License, or
*** (at your option) any later version.
***
*** Catapult is distributed in the hope that it will be useful,
*** but WITHOUT ANY WARRANTY; without even the implied warranty of
*** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
*** GNU Lesser General Public License for more details.
***
*** You should have received a copy of the GNU Lesser General Public License
*** along with Catapult. If not, see .
**/

package io.nem.symbol.catapult.builders;

import java.io.DataInputStream;

/** Binary layout for a non-embedded hash lock transaction. */
public final class HashLockTransactionBuilder extends TransactionBuilder implements Serializer {
    /** Hash lock transaction body. */
    private final HashLockTransactionBodyBuilder hashLockTransactionBody;

    /**
     * Constructor - Creates an object from stream.
     *
     * @param stream Byte stream to use to serialize the object.
     */
    protected HashLockTransactionBuilder(final DataInputStream stream) {
        super(stream);
        this.hashLockTransactionBody = HashLockTransactionBodyBuilder.loadFromBinary(stream);
    }

    /**
     * Constructor.
     *
     * @param signature Entity signature.
     * @param signerPublicKey Entity signer's public key.
     * @param version Entity version.
     * @param network Entity network.
     * @param type Entity type.
     * @param fee Transaction fee.
     * @param deadline Transaction deadline.
     * @param mosaic Lock mosaic.
     * @param duration Number of blocks for which a lock should be valid.
     * @param hash Lock hash.
     */
    protected HashLockTransactionBuilder(final SignatureDto signature, final KeyDto signerPublicKey, final byte version, final NetworkTypeDto network, final EntityTypeDto type, final AmountDto fee, final TimestampDto deadline, final UnresolvedMosaicBuilder mosaic, final BlockDurationDto duration, final Hash256Dto hash) {
        super(signature, signerPublicKey, version, network, type, fee, deadline);
        this.hashLockTransactionBody = HashLockTransactionBodyBuilder.create(mosaic, duration, hash);
    }

    /**
     * Creates an instance of HashLockTransactionBuilder.
     *
     * @param signature Entity signature.
     * @param signerPublicKey Entity signer's public key.
     * @param version Entity version.
     * @param network Entity network.
     * @param type Entity type.
     * @param fee Transaction fee.
     * @param deadline Transaction deadline.
     * @param mosaic Lock mosaic.
     * @param duration Number of blocks for which a lock should be valid.
     * @param hash Lock hash.
     * @return Instance of HashLockTransactionBuilder.
     */
    public static HashLockTransactionBuilder create(final SignatureDto signature, final KeyDto signerPublicKey, final byte version, final NetworkTypeDto network, final EntityTypeDto type, final AmountDto fee, final TimestampDto deadline, final UnresolvedMosaicBuilder mosaic, final BlockDurationDto duration, final Hash256Dto hash) {
        return new HashLockTransactionBuilder(signature, signerPublicKey, version, network, type, fee, deadline, mosaic, duration, hash);
    }

    /**
     * Gets lock mosaic.
     *
     * @return Lock mosaic.
     */
    public UnresolvedMosaicBuilder getMosaic() {
        return this.hashLockTransactionBody.getMosaic();
    }

    /**
     * Gets number of blocks for which a lock should be valid.
     *
     * @return Number of blocks for which a lock should be valid.
     */
    public BlockDurationDto getDuration() {
        return this.hashLockTransactionBody.getDuration();
    }

    /**
     * Gets lock hash.
     *
     * @return Lock hash.
     */
    public Hash256Dto getHash() {
        return this.hashLockTransactionBody.getHash();
    }

    /**
     * Gets the size of the object.
     *
     * @return Size in bytes.
     */
    @Override
    public int getSize() {
        int size = super.getSize();
        size += this.hashLockTransactionBody.getSize();
        return size;
    }

    /**
     * Gets the body builder of the object.
     *
     * @return Body builder.
     */
    @Override
    public HashLockTransactionBodyBuilder getBody() {
        return this.hashLockTransactionBody;
    }

    /**
     * Creates an instance of HashLockTransactionBuilder from a stream.
     *
     * @param stream Byte stream to use to serialize the object.
     * @return Instance of HashLockTransactionBuilder.
     */
    public static HashLockTransactionBuilder loadFromBinary(final DataInputStream stream) {
        return new HashLockTransactionBuilder(stream);
    }

    /**
     * Serializes an object to bytes.
     *
     * @return Serialized bytes.
     */
    public byte[] serialize() {
        return GeneratorUtils.serialize(dataOutputStream -> {
            final byte[] superBytes = super.serialize();
            dataOutputStream.write(superBytes, 0, superBytes.length);
            final byte[] hashLockTransactionBodyBytes = this.hashLockTransactionBody.serialize();
            dataOutputStream.write(hashLockTransactionBodyBytes, 0, hashLockTransactionBodyBytes.length);
        });
    }
}