diff options
Diffstat (limited to 'java/management/client/src/main/java/org/apache/qpid/management/wsdm/capabilities/WSDMArtifactsDirector.java')
| -rw-r--r-- | java/management/client/src/main/java/org/apache/qpid/management/wsdm/capabilities/WSDMArtifactsDirector.java | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/java/management/client/src/main/java/org/apache/qpid/management/wsdm/capabilities/WSDMArtifactsDirector.java b/java/management/client/src/main/java/org/apache/qpid/management/wsdm/capabilities/WSDMArtifactsDirector.java new file mode 100644 index 0000000000..35a919c295 --- /dev/null +++ b/java/management/client/src/main/java/org/apache/qpid/management/wsdm/capabilities/WSDMArtifactsDirector.java @@ -0,0 +1,196 @@ +/*
+ *
+ * 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.qpid.management.wsdm.capabilities;
+
+import javax.management.MBeanAttributeInfo;
+import javax.management.MBeanInfo;
+import javax.management.MBeanOperationInfo;
+import javax.management.ObjectName;
+
+import org.apache.muse.core.Environment;
+import org.apache.muse.core.Resource;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+
+/**
+ * Director used for coordinate the building process of WS-DM artifacts.
+ *
+ * @author Andrea Gazzarini
+ */
+final class WSDMArtifactsDirector
+{
+ private final ObjectName _eventSourceObjectName;
+ private final MBeanInfo _metadata;
+
+ private final MBeanCapabilityBuilder _capabilityBuilder;
+ private final WsdlBuilder _wsdlBuilder;
+ private final RmdBuilder _rmdBuilder;
+
+ /**
+ * Builds a new director with the given objectname and (jmx) metadata.
+ *
+ * @param eventSourceObjectName the object name of the event source mbean.
+ * @param metadata the jmx metadata of the corresponding mbean.
+ */
+ WSDMArtifactsDirector(ObjectName eventSourceObjectName, MBeanInfo metadata)
+ {
+ this._eventSourceObjectName = eventSourceObjectName;
+ this._metadata = metadata;
+
+ _wsdlBuilder = new WsdlBuilder();
+ _capabilityBuilder = new MBeanCapabilityBuilder();
+ _rmdBuilder = new RmdBuilder();
+ }
+
+ /**
+ * Starts the build process of this director.
+ * This method acts as a facade of the whole build process.
+ *
+ * @throws BuilderException when one step of the build process fails.
+ */
+ void direct() throws BuilderException
+ {
+ processObjectName();
+ processAttributes();
+ endAttributes();
+ processOperations();
+ endOperations();
+ }
+
+ /**
+ * Notifiies builder that all the operations metadata have been transmitted.
+ *
+ * @throws BuilderException when one builder raises an exception during this operation.
+ */
+ private void endOperations() throws BuilderException
+ {
+ _capabilityBuilder.endOperations();
+ _wsdlBuilder.endOperations();
+ _rmdBuilder.endOperations();
+ }
+
+ /**
+ * Notifiies builder that all the attributes metadata have been transmitted.
+ *
+ * @throws BuilderException when one builder raises an exception during this operation.
+ */
+ private void endAttributes() throws BuilderException
+ {
+ _capabilityBuilder.endAttributes();
+ _wsdlBuilder.endAttributes();
+ _rmdBuilder.endAttributes();
+ }
+
+ /**
+ * Injects event source object name on all builders.
+ *
+ * @throws BuilderException when one builder raises an exception during this operation.
+ */
+ void processObjectName() throws BuilderException
+ {
+ _capabilityBuilder.begin(_eventSourceObjectName);
+ _wsdlBuilder.begin(_eventSourceObjectName);
+ _rmdBuilder.begin(_eventSourceObjectName);
+ }
+
+ /**
+ * Injects attributes metadata on all builders.
+ *
+ * @throws BuilderException when one builder raises an exception during this operation.
+ */
+ void processAttributes() throws BuilderException
+ {
+ for (MBeanAttributeInfo attribute : _metadata.getAttributes())
+ {
+ _capabilityBuilder.onAttribute(attribute);
+ _wsdlBuilder.onAttribute(attribute);
+ _rmdBuilder.onAttribute(attribute);
+ }
+ }
+
+ /**
+ * Injects operations metadata on all builders.
+ *
+ * @throws BuilderException when one builder raises an exception during this operation.
+ */
+ void processOperations() throws BuilderException
+ {
+ for (MBeanOperationInfo operation : _metadata.getOperations())
+ {
+ _capabilityBuilder.onOperation(operation);
+ _wsdlBuilder.onOperation(operation);
+ }
+ }
+
+ /**
+ * Returns the capabilty class.
+ *
+ * @return the capability class.
+ */
+ Class<MBeanCapability> getCapabilityClass()
+ {
+ return _capabilityBuilder.getCapabilityClass();
+ }
+
+ /**
+ * Returns the wsdl.
+ *
+ * @return the wsdl.
+ */
+ Document getWsdl()
+ {
+ return _wsdlBuilder.getWsdl();
+ }
+
+ /**
+ * Returns the resource metadata descriptor containing metadata (rules, constraints, etc)
+ * for the current resource.
+ * The returned object is an array of Element and each of them maps a resource property.
+ *
+ * @return the resource metadata descriptor (as an array of Element).
+ */
+ Element [] getResourceMetadataDescriptor()
+ {
+ return _rmdBuilder.getResourceMetadataDescriptor();
+ }
+
+ /**
+ * Injects the environment on this director.
+ *
+ * @param environment the QMan environment.
+ */
+ void setEnvironment(Environment environment)
+ {
+ _wsdlBuilder.setEnvironment(environment);
+ _capabilityBuilder.setEnvironment(environment);
+ _rmdBuilder.setEnvironment(environment);
+ }
+
+ /**
+ * Injectcs the ws resource on this director.
+ *
+ * @param resource the ws resource.
+ */
+ public void setResource(Resource resource)
+ {
+ _wsdlBuilder.setWsdlPath(resource.getWsdlPath());
+ }
+}
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