/*
* Copyright 2013 Nicolas Morel
*
* 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 com.github.nmorel.gwtjackson.client.deser.array;
import java.util.List;
import com.github.nmorel.gwtjackson.client.JsonDeserializationContext;
import com.github.nmorel.gwtjackson.client.JsonDeserializer;
import com.github.nmorel.gwtjackson.client.JsonDeserializerParameters;
import com.github.nmorel.gwtjackson.client.deser.BaseNumberJsonDeserializer.DoubleJsonDeserializer;
import com.github.nmorel.gwtjackson.client.stream.JsonReader;
/**
* Default {@link JsonDeserializer} implementation for array of double.
*
* @author Nicolas Morel
* @version $Id: $
*/
public class PrimitiveDoubleArrayJsonDeserializer extends AbstractArrayJsonDeserializer<double[]> {
private static final PrimitiveDoubleArrayJsonDeserializer INSTANCE = new PrimitiveDoubleArrayJsonDeserializer();
/**
* <p>getInstance</p>
*
* @return an instance of {@link PrimitiveDoubleArrayJsonDeserializer}
*/
public static PrimitiveDoubleArrayJsonDeserializer getInstance() {
return INSTANCE;
}
private PrimitiveDoubleArrayJsonDeserializer() { }
/** {@inheritDoc} */
@Override
public double[] doDeserializeArray( JsonReader reader, JsonDeserializationContext ctx, JsonDeserializerParameters params ) {
List<Double> list = deserializeIntoList( reader, ctx, DoubleJsonDeserializer.getInstance(), params );
double[] result = new double[list.size()];
int i = 0;
for ( Double value : list ) {
if ( null != value ) {
result[i] = value;
}
i++;
}
return result;
}
/** {@inheritDoc} */
@Override
protected double[] doDeserializeSingleArray( JsonReader reader, JsonDeserializationContext ctx, JsonDeserializerParameters params ) {
return new double[]{DoubleJsonDeserializer.getInstance().deserialize( reader, ctx, params )};
}
}