/**
* Copyright (C) 2009 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.util.tuple;
import org.fudgemsg.FudgeField;
import org.fudgemsg.FudgeMsg;
import org.fudgemsg.MutableFudgeMsg;
import org.fudgemsg.mapping.FudgeBuilder;
import org.fudgemsg.mapping.FudgeBuilderFor;
import org.fudgemsg.mapping.FudgeDeserializer;
import org.fudgemsg.mapping.FudgeSerializer;
import org.fudgemsg.mapping.GenericFudgeBuilderFor;
import org.fudgemsg.wire.types.FudgeWireType;
/**
* Fudge builder for {@code DoublesPair}.
*/
@GenericFudgeBuilderFor(Pair.class)
//Without this the JavaBeanBuilder is used, which is slow
@FudgeBuilderFor(DoublesPair.class)
public final class PairFudgeBuilder implements FudgeBuilder<Pair<?, ?>> {
/** Field name. */
public static final String FIRST_FIELD_NAME = "first";
/** Field name. */
public static final String SECOND_FIELD_NAME = "second";
@Override
public MutableFudgeMsg buildMessage(FudgeSerializer serializer, Pair<?, ?> object) {
final MutableFudgeMsg msg = serializer.newMessage();
if (object instanceof LongObjectPair || object instanceof LongDoublePair) {
msg.add("firstLong", object.getFirst());
} else if (object instanceof IntObjectPair || object instanceof IntDoublePair) {
msg.add("firstInt", object.getFirst());
} else if (object instanceof DoublesPair) {
msg.add("firstDouble", object.getFirst());
} else {
if (object.getFirst() != null) {
if (object.getFirst() instanceof String) {
msg.add(FIRST_FIELD_NAME, null, FudgeWireType.STRING, object.getFirst());
} else {
serializer.addToMessageObject(msg, FIRST_FIELD_NAME, null, object.getFirst(), Object.class);
}
}
}
if (object instanceof LongDoublePair || object instanceof IntDoublePair || object instanceof DoublesPair) {
msg.add("secondDouble", object.getSecond());
} else {
if (object.getSecond() != null) {
if (object.getSecond() instanceof String) {
msg.add(SECOND_FIELD_NAME, null, FudgeWireType.STRING, object.getSecond());
} else {
serializer.addToMessageObject(msg, SECOND_FIELD_NAME, null, object.getSecond(), Object.class);
}
}
}
return msg;
}
@Override
public Pair<?, ?> buildObject(FudgeDeserializer deserializer, FudgeMsg msg) {
final Long firstLong = msg.getLong("firstLong");
if (firstLong != null) {
final Double secondDouble = msg.getDouble("secondDouble");
if (secondDouble != null) {
return LongDoublePair.of(firstLong.longValue(), secondDouble.doubleValue());
} else {
final FudgeField secondField = msg.getByName(SECOND_FIELD_NAME);
final Object second = secondField != null ? deserializer.fieldValueToObject(secondField) : null;
return LongObjectPair.of(firstLong.longValue(), second);
}
}
final Long firstInt = msg.getLong("firstInt");
if (firstInt != null) {
final Double secondDouble = msg.getDouble("secondDouble");
if (secondDouble != null) {
return IntDoublePair.of(firstInt.intValue(), secondDouble.doubleValue());
} else {
final FudgeField secondField = msg.getByName(SECOND_FIELD_NAME);
final Object second = secondField != null ? deserializer.fieldValueToObject(secondField) : null;
return IntObjectPair.of(firstInt.intValue(), second);
}
}
final Double firstDouble = msg.getDouble("firstDouble");
final Double secondDouble = msg.getDouble("secondDouble");
if (firstDouble != null && secondDouble != null) {
return DoublesPair.of(firstDouble.doubleValue(), secondDouble.doubleValue());
}
final FudgeField firstField = msg.getByName(FIRST_FIELD_NAME);
final Object first = firstField != null ? deserializer.fieldValueToObject(firstField) : null;
final FudgeField secondField = msg.getByName(SECOND_FIELD_NAME);
final Object second = secondField != null ? deserializer.fieldValueToObject(secondField) : null;
return ObjectsPair.of(first, second);
}
}