BlobJsonReader.java

/*
 * (C) Copyright 2015 Nuxeo SA (http://nuxeo.com/) and others.
 *
 * 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.
 *
 * Contributors:
 *     Nicolas Chapurlat
 */
package org.nuxeo.ecm.automation.core.io;

import static org.nuxeo.ecm.core.io.registry.reflect.Instantiations.SINGLETON;
import static org.nuxeo.ecm.core.io.registry.reflect.Priorities.REFERENCE;

import java.io.IOException;

import org.codehaus.jackson.JsonNode;
import org.codehaus.jackson.node.ObjectNode;
import org.nuxeo.ecm.automation.core.util.ComplexTypeJSONDecoder;
import org.nuxeo.ecm.core.api.Blob;
import org.nuxeo.ecm.core.io.marshallers.json.AbstractJsonReader;
import org.nuxeo.ecm.core.io.registry.reflect.Setup;

@Setup(mode = SINGLETON, priority = REFERENCE)
public class BlobJsonReader extends AbstractJsonReader<Blob> {

    @Override
    public Blob read(JsonNode jn) throws IOException {
        if (jn.isObject()) {
            return ComplexTypeJSONDecoder.getBlobFromJSON((ObjectNode) jn);
        }
        return null;
    }

}