/*
* Copyright 2011 JBoss, by Red Hat, Inc
*
* 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 org.jboss.errai.marshalling.client.marshallers;
import org.jboss.errai.common.client.protocols.SerializationParts;
import org.jboss.errai.marshalling.client.api.MarshallingSession;
import org.jboss.errai.marshalling.client.api.annotations.ClientMarshaller;
import org.jboss.errai.marshalling.client.api.annotations.ServerMarshaller;
import org.jboss.errai.marshalling.client.api.exceptions.MarshallingException;
import org.jboss.errai.marshalling.client.api.json.EJValue;
import org.jboss.errai.marshalling.client.util.NumbersUtils;
/**
* @author Mike Brock <cbrock@redhat.com>
*/
@ClientMarshaller @ServerMarshaller
public class LongMarshaller extends AbstractNumberMarshaller<Long> {
@Override
public Class<Long> getTypeHandled() {
return Long.class;
}
@Override
public Long demarshall(EJValue o, MarshallingSession ctx) {
if (o.isNull()) return null;
if (o.isObject() != null) {
EJValue numValue = o.isObject().get(SerializationParts.NUMERIC_VALUE);
if (numValue.isNull()) {
return null;
}
return Long.parseLong(numValue.isString().stringValue());
}
else if (o.isString() != null) {
return Long.parseLong(o.isString().stringValue());
}
else {
throw new MarshallingException("cannot demarshall as java.lang.Long: expected qualified value but got: " + o);
}
}
@Override
public String marshall(Number o, MarshallingSession ctx) {
return NumbersUtils.qualifiedNumericEncoding(o);
}
@Override
public boolean handles(EJValue o) {
return o.isNumber() != null;
}
}