2 * Copyright 2016 [ZTE] and others.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package org.openo.commontosca.catalog.model.externalservice.container;
19 import org.openo.commontosca.catalog.model.externalservice.entity.container.ContainerServiceNodeTemplateList;
20 import org.xml.sax.InputSource;
21 import org.xml.sax.XMLReader;
22 import org.xml.sax.helpers.XMLReaderFactory;
24 import java.io.IOException;
25 import java.io.InputStream;
26 import java.lang.annotation.Annotation;
27 import java.lang.reflect.Type;
29 import javax.ws.rs.WebApplicationException;
30 import javax.ws.rs.core.MediaType;
31 import javax.ws.rs.core.MultivaluedMap;
32 import javax.ws.rs.ext.MessageBodyReader;
33 import javax.xml.bind.JAXBContext;
34 import javax.xml.bind.Unmarshaller;
35 import javax.xml.transform.Source;
36 import javax.xml.transform.sax.SAXSource;
39 * The opentosca container service returns data to the node template entity.
44 public class ContainerServiceNodeTemplateProvider implements
45 MessageBodyReader<ContainerServiceNodeTemplateList> {
48 public boolean isReadable(Class<?> type, Type genericType, Annotation[] annotations,
49 MediaType mediaType) {
50 return ContainerServiceNodeTemplateList.class.isAssignableFrom(type);
54 public ContainerServiceNodeTemplateList readFrom(Class<ContainerServiceNodeTemplateList> type,
55 Type genericType, Annotation[] annotations, MediaType mediaType,
56 MultivaluedMap<String, String> httpHeaders, InputStream entityStream) throws IOException,
57 WebApplicationException {
58 ContainerServiceNodeTemplateList nodetemplatelist = null;
61 JAXBContext jaxbContext = JAXBContext.newInstance(ContainerServiceNodeTemplateList.class);
62 Unmarshaller unmarshaller = jaxbContext.createUnmarshaller();
64 NamespaceFilter inFilter = new NamespaceFilter(null, false);
65 XMLReader reader = XMLReaderFactory.createXMLReader();
66 inFilter.setParent(reader);
67 Source source = new SAXSource(inFilter, new InputSource(entityStream));
69 nodetemplatelist = (ContainerServiceNodeTemplateList) unmarshaller.unmarshal(source);
70 } catch (Exception e1) {
74 return nodetemplatelist;