ch.aonyx.broker.ib.api.order.NextValidOrderIdRequest.java Source code

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Here is the source code for ch.aonyx.broker.ib.api.order.NextValidOrderIdRequest.java

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/*
 * Copyright (C) 2012 Aonyx
 *
 * 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 ch.aonyx.broker.ib.api.order;

import org.apache.commons.lang3.builder.EqualsBuilder;
import org.apache.commons.lang3.builder.HashCodeBuilder;
import org.apache.commons.lang3.builder.ToStringBuilder;
import org.apache.commons.lang3.builder.ToStringStyle;

import ch.aonyx.broker.ib.api.AbstractRequestSupport;
import ch.aonyx.broker.ib.api.OutgoingMessageId;
import ch.aonyx.broker.ib.api.SimpleRequest;
import ch.aonyx.broker.ib.api.util.ByteArrayRequestBuilder;
import ch.aonyx.broker.ib.api.util.RequestBuilder;
import ch.aonyx.broker.ib.api.util.StringIdUtils;

/**
 * @author Christophe Marcourt
 * @since 1.0.0
 */
public final class NextValidOrderIdRequest extends AbstractRequestSupport implements SimpleRequest {

    private static final int VERSION = 1;
    private final int suggestedId;

    public NextValidOrderIdRequest() {
        this(1);
    }

    public NextValidOrderIdRequest(final int suggestedId) {
        super(StringIdUtils.uniqueRandomId());
        this.suggestedId = suggestedId;
    }

    public int getSuggestedId() {
        return suggestedId;
    }

    @Override
    public byte[] getBytes() {
        final RequestBuilder builder = createRequestBuilder();
        return builder.toBytes();
    }

    private RequestBuilder createRequestBuilder() {
        final RequestBuilder builder = new ByteArrayRequestBuilder();
        builder.append(OutgoingMessageId.NEXT_VALID_ORDER_ID_REQUEST.getId());
        builder.append(VERSION);
        builder.append(suggestedId);
        return builder;
    }

    @Override
    public int hashCode() {
        return new HashCodeBuilder().append(suggestedId).toHashCode();
    }

    @Override
    public boolean equals(final Object obj) {
        if (obj == null) {
            return false;
        }
        if (obj == this) {
            return true;
        }
        if (obj.getClass() != getClass()) {
            return false;
        }
        final NextValidOrderIdRequest rhs = (NextValidOrderIdRequest) obj;
        return new EqualsBuilder().append(suggestedId, rhs.suggestedId).isEquals();
    }

    @Override
    public String toString() {
        return ToStringBuilder.reflectionToString(this, ToStringStyle.SHORT_PREFIX_STYLE);
    }
}