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Gradle project for AWS SDK Android
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/*
* Copyright 2011-2015 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file 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.amazonaws.transform;
import static com.fasterxml.jackson.core.JsonToken.END_ARRAY;
import static com.fasterxml.jackson.core.JsonToken.END_OBJECT;
import java.util.ArrayList;
import java.util.List;
import com.fasterxml.jackson.core.JsonToken;
public class ListUnmarshaller
implements Unmarshaller, JsonUnmarshallerContext> {
private final Unmarshaller itemUnmarshaller;
public ListUnmarshaller(
Unmarshaller itemUnmarshaller
) {
this.itemUnmarshaller = itemUnmarshaller;
}
public List unmarshall(JsonUnmarshallerContext context)
throws Exception {
List list = new ArrayList();
int originalDepth = context.getCurrentDepth();
if (context.currentToken == JsonToken.VALUE_NULL) {
return null;
}
while (true) {
JsonToken token = context.nextToken();
if (token == null) return list;
if (token == JsonToken.START_ARRAY) {
continue;
} else if (token == END_ARRAY || token == END_OBJECT) {
if (context.getCurrentDepth() < originalDepth) return list;
} else {
list.add(itemUnmarshaller.unmarshall(context));
}
}
}
}