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Diffstat (limited to 'branches/sca-java-1.2/modules/binding-notification/src/main/java/org/apache/tuscany/sca/binding/notification/encoding/NewBrokerResponseEnDeCoder.java')
-rw-r--r-- | branches/sca-java-1.2/modules/binding-notification/src/main/java/org/apache/tuscany/sca/binding/notification/encoding/NewBrokerResponseEnDeCoder.java | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/branches/sca-java-1.2/modules/binding-notification/src/main/java/org/apache/tuscany/sca/binding/notification/encoding/NewBrokerResponseEnDeCoder.java b/branches/sca-java-1.2/modules/binding-notification/src/main/java/org/apache/tuscany/sca/binding/notification/encoding/NewBrokerResponseEnDeCoder.java new file mode 100644 index 0000000000..391820444f --- /dev/null +++ b/branches/sca-java-1.2/modules/binding-notification/src/main/java/org/apache/tuscany/sca/binding/notification/encoding/NewBrokerResponseEnDeCoder.java @@ -0,0 +1,119 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you 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 org.apache.tuscany.sca.binding.notification.encoding; + +import static javax.xml.stream.XMLStreamConstants.END_ELEMENT; +import static javax.xml.stream.XMLStreamConstants.START_ELEMENT; + +import javax.xml.namespace.QName; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.XMLStreamReader; +import javax.xml.stream.XMLStreamWriter; + +/** + * @version $Rev$ $Date$ + */ +public class NewBrokerResponseEnDeCoder extends AbstractEnDeCoder<NewBrokerResponse> { + + // QName for the root element + public static final QName QNAME = new QName(Constants.NOTIFICATION_NS, Constants.NewBrokerResponse); + + public NewBrokerResponseEnDeCoder(EncodingRegistry registry) { + super(registry); + } + + public void encode(NewBrokerResponse encodingObject, XMLStreamWriter writer) throws EncodingException { + + try { + QName qName = getEncodingObjectQName(); + writer.writeStartElement(Constants.NOTIFICATION_PREFIX, qName.getLocalPart(), qName.getNamespaceURI()); + writer.writeNamespace(Constants.NOTIFICATION_PREFIX, qName.getNamespaceURI()); + writer.writeAttribute(Constants.FirstBroker, String.valueOf(encodingObject.isFirstBroker())); + if (encodingObject.isFirstBroker()) { + registry.encode(encodingObject.getEndConsumers(), writer); + registry.encode(encodingObject.getEndProducers(), writer); + } + else { + registry.encode(encodingObject.getBrokers(), writer); + } + writer.writeEndElement(); + } catch(XMLStreamException e) { + throw new EncodingException(e); + } + } + + public NewBrokerResponse decode(XMLStreamReader reader) throws EncodingException { + + try { + NewBrokerResponse newBrokerResponseElement = new NewBrokerResponse(); + boolean firstBroker = Boolean.parseBoolean(reader.getAttributeValue(null, Constants.FirstBroker)); + newBrokerResponseElement.setFirstBroker(firstBroker); + boolean haveEC = false; + boolean haveEP = false; + boolean haveB = false; + while (true) { + switch (reader.next()) { + case START_ELEMENT: + EncodingObject encodingObject = registry.decode(reader); + if (encodingObject instanceof EndProducers && !haveEP && firstBroker) { + newBrokerResponseElement.setEndProducers((EndProducers)encodingObject); + haveEP = true; + } + else if(encodingObject instanceof EndConsumers && !haveEC && firstBroker) { + newBrokerResponseElement.setEndConsumers((EndConsumers)encodingObject); + haveEC = true; + } + else if(encodingObject instanceof Brokers && !haveB && !firstBroker) { + newBrokerResponseElement.setBrokers((Brokers)encodingObject); + haveB = true; + } + else { + throw new EncodingException("Invalid encoding object"); + } + break; + case END_ELEMENT: + if (!haveEP && firstBroker) { + throw new EncodingException("Missing end producers"); + } + if (!haveEC && firstBroker) { + throw new EncodingException("Missing end consumers"); + } + if (!haveB && !firstBroker) { + throw new EncodingException("Missing brokers"); + } + return newBrokerResponseElement; + } + } + } catch (Exception ex) { + throw new EncodingException(ex); + } + } + + + public QName getEncodingObjectQName() { + + return QNAME; + } + + + public Class<NewBrokerResponse> getEncodingObjectType() { + + return NewBrokerResponse.class; + } +} |