/*
* 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.data;
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.ClientMessageCode;
import ch.aonyx.broker.ib.api.Feature;
import ch.aonyx.broker.ib.api.OutgoingMessageId;
import ch.aonyx.broker.ib.api.RequestException;
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 MarketDataTypeRequest extends AbstractRequestSupport implements SimpleRequest {
private static final int VERSION = 1;
private final MarketDataType marketDataType;
public MarketDataTypeRequest(final MarketDataType marketDataType) {
super(StringIdUtils.uniqueRandomId());
this.marketDataType = marketDataType;
}
@Override
public byte[] getBytes() {
final RequestBuilder builder = createRequestBuilder();
return builder.toBytes();
}
private RequestBuilder createRequestBuilder() {
final RequestBuilder builder = new ByteArrayRequestBuilder();
checkMarketDataTypeRequest();
builder.append(OutgoingMessageId.MARKET_DATA_TYPE_REQUEST.getId());
builder.append(VERSION);
builder.append(marketDataType.getValue());
return builder;
}
private void checkMarketDataTypeRequest() {
if (!Feature.MARKET_DATA_TYPE.isSupportedByVersion(getServerCurrentVersion())) {
throw new RequestException(ClientMessageCode.UPDATE_TWS, "It does not support marketDataType requests.",
this);
}
}
public MarketDataType getMarketDataType() {
return marketDataType;
}
@Override
public int hashCode() {
return new HashCodeBuilder().append(marketDataType).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 MarketDataTypeRequest rhs = (MarketDataTypeRequest) obj;
return new EqualsBuilder().append(marketDataType, rhs.marketDataType).isEquals();
}
@Override
public String toString() {
return ToStringBuilder.reflectionToString(this, ToStringStyle.SHORT_PREFIX_STYLE);
}
}