001/*
002 * (C) Copyright 2010 Nuxeo SA (http://nuxeo.com/) and contributors.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the GNU Lesser General Public License
006 * (LGPL) version 2.1 which accompanies this distribution, and is available at
007 * http://www.gnu.org/licenses/lgpl.html
008 *
009 * This library is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * Contributors:
015 *     Anahide Tchertchian
016 */
017package org.nuxeo.ecm.platform.forms.layout.export;
018
019import java.io.IOException;
020import java.io.OutputStream;
021import java.lang.annotation.Annotation;
022import java.lang.reflect.Type;
023
024import javax.ws.rs.Produces;
025import javax.ws.rs.WebApplicationException;
026import javax.ws.rs.core.MediaType;
027import javax.ws.rs.core.MultivaluedMap;
028import javax.ws.rs.ext.MessageBodyWriter;
029import javax.ws.rs.ext.Provider;
030
031import org.nuxeo.ecm.platform.forms.layout.api.WidgetTypeDefinition;
032import org.nuxeo.ecm.platform.forms.layout.io.JSONLayoutExporter;
033
034/**
035 * @author Anahide Tchertchian
036 * @since 5.4
037 */
038@Provider
039@Produces({ "application/json", "text/plain" })
040public class WidgetTypeDefinitionJsonWriter implements MessageBodyWriter<WidgetTypeDefinition> {
041
042    @Override
043    public long getSize(WidgetTypeDefinition arg0, Class<?> arg1, Type arg2, Annotation[] arg3, MediaType arg4) {
044        return -1;
045    }
046
047    @Override
048    public boolean isWriteable(Class<?> arg0, Type arg1, Annotation[] arg2, MediaType arg3) {
049        return WidgetTypeDefinition.class.isAssignableFrom(arg0);
050    }
051
052    @Override
053    public void writeTo(WidgetTypeDefinition arg0, Class<?> arg1, Type arg2, Annotation[] arg3, MediaType arg4,
054            MultivaluedMap<String, Object> arg5, OutputStream arg6) throws IOException, WebApplicationException {
055        JSONLayoutExporter.export(arg0, arg6);
056    }
057
058}