Moving 2.x contribs

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835178 13f79535-47bb-0310-9956-ffa450edef68

6 files changed, 588 insertions, 0 deletions

diff --git a/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/EJBBinding.java b/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/EJBBinding.java
new file mode 100644
index 0000000000..271a113429
--- /dev/null
+++ b/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/EJBBinding.java
@@ -0,0 +1,94 @@
+/*
+ * 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.ejb;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.assembly.Base;
+import org.apache.tuscany.sca.assembly.Binding;
+import org.apache.tuscany.sca.assembly.xml.Constants;
+
+/**
+ * An implementation of EJBBinding.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface EJBBinding extends Binding, Base {
+    // Constants used when describing the EJB binding
+    // model and for setting up defaults
+    String BINDING_EJB = "binding.ejb";
+    QName BINDING_EJB_QNAME = new QName(Constants.SCA10_NS, BINDING_EJB);
+
+    // Constants for the XML describing the EJB Binding
+    String HOME_INTERFACE = "homeInterface";
+    String EJB_LINK_NAME = "ejb-link-name";
+    String SESSION_TYPE = "session-type";
+    String EJB_VERSION = "ejb-version";
+    String NAME = "name";
+    String POLICY_SETS = "policySets";
+    String REQUIRES = "requires";
+    String URI = "uri";
+
+    // Enums for the EJB Binding
+    enum EJBVersion {
+        EJB2, EJB3
+    };
+
+    enum SessionType {
+        STATEFUL, STATELESS
+    };
+
+    /**
+     * Gets the homeInterface.
+     * 
+     * @return home interface of the service binding
+     */
+    String getHomeInterface();
+
+    /**
+     * Set homeInterface
+     * 
+     * @param homeInterface
+     */
+    void setHomeInterface(String homeInterface);
+
+    /**
+     * get ejb-link-name
+     * 
+     * @return ejb-link-name
+     */
+    String getEjbLinkName();
+
+    /**
+     * Set ejb-link-name
+     * 
+     * @param ejb-link-name
+     */
+    void setEjbLinkName(String ejbLinkName);
+
+    SessionType getSessionType();
+    void setSessionType(SessionType sessionType);
+
+    EJBVersion getEjbVersion();
+    void setEjbVersion(EJBVersion ejbVersion);
+
+    // FIXME: Should use Intent instead of String
+    String getRequires();
+    void setRequires(String requires);
+}
diff --git a/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/EJBBindingException.java b/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/EJBBindingException.java
new file mode 100644
index 0000000000..6e2c8d358f
--- /dev/null
+++ b/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/EJBBindingException.java
@@ -0,0 +1,56 @@
+/*
+ * 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.ejb;
+
+/**
+ * Exception for the EJB Binding
+ *
+ * @version $Rev$ $Date$
+ */
+public class EJBBindingException extends RuntimeException {
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * {@inheritDoc}
+     */
+    public EJBBindingException() {
+        super();
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public EJBBindingException(String message, Throwable cause) {
+        super(message, cause);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public EJBBindingException(String message) {
+        super(message);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public EJBBindingException(Throwable cause) {
+        super(cause);
+    }
+}
diff --git a/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/EJBBindingFactory.java b/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/EJBBindingFactory.java
new file mode 100644
index 0000000000..13b069a6bb
--- /dev/null
+++ b/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/EJBBindingFactory.java
@@ -0,0 +1,35 @@
+/*
+ * 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.ejb;
+
+/**
+ * Factory for the EJB binding
+ *
+ * @version $Rev$ $Date$
+ */
+public interface EJBBindingFactory {
+
+    /**
+     * Creates a new EJB binding.
+     * @return the new EJB binding
+     */
+    EJBBinding createEJBBinding();
+
+}
diff --git a/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/impl/EJBBindingFactoryImpl.java b/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/impl/EJBBindingFactoryImpl.java
new file mode 100644
index 0000000000..e84de86eca
--- /dev/null
+++ b/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/impl/EJBBindingFactoryImpl.java
@@ -0,0 +1,36 @@
+/*
+ * 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.ejb.impl;
+
+import org.apache.tuscany.sca.binding.ejb.EJBBinding;
+import org.apache.tuscany.sca.binding.ejb.EJBBindingFactory;
+
+/**
+ * Factory class for building EJBBindings.
+ *
+ * @version $Rev$ $Date$
+ *
+ */
+public class EJBBindingFactoryImpl implements EJBBindingFactory {
+
+    public EJBBinding createEJBBinding() {
+        return new EJBBindingImpl();
+    }
+
+}
diff --git a/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/impl/EJBBindingImpl.java b/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/impl/EJBBindingImpl.java
new file mode 100644
index 0000000000..4abed80aa3
--- /dev/null
+++ b/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/impl/EJBBindingImpl.java
@@ -0,0 +1,183 @@
+/*
+ * 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.ejb.impl;
+
+import org.apache.tuscany.sca.binding.ejb.EJBBinding;
+
+/**
+ * An implementation of EJBBinding.
+ *
+ * @version $Rev$ $Date$
+ */
+public class EJBBindingImpl implements EJBBinding {
+
+    /**
+     * CORBA location For example,
+     * "corbaname:iiop:localhost:2809/NameServiceServerRoot#ejb/MyEJBHome"
+     */
+    private String uri;
+
+    /**
+     * homeInterface. remote or local
+     */
+    private String homeInterface;
+
+    /**
+     * The ejb-link-name attribute allows a SCA client to bind to an EJB that is
+     * packaged in the same JEE EAR file as the SCA client. This is functionally
+     * equivalent to using the <ejb-link/> subelement of the <ejb-ref/> element
+     * in s EJB deployment descriptor. Used only for Service binding
+     */
+    private String ejbLinkName;
+
+    /**
+     * The name of this binding
+     */
+    private String name;
+
+    /**
+     * Whether the binding is unresolved
+     */
+    private boolean unresolved;
+    
+    /**
+     * Clone the binding
+     */
+    @Override
+    public Object clone() throws CloneNotSupportedException {
+        return super.clone();
+    }    
+
+    /**
+     * The type of session for this EJB Binding 
+     */
+    private SessionType sessionType;
+
+    /**
+     * The EJB version for this EJB Binding 
+     */
+    private EJBVersion ejbVersion;
+
+    private String requires;
+
+    /**
+     * Constructor
+     */
+    public EJBBindingImpl() {
+        super();
+        unresolved = true;
+    }
+
+    /**
+     * Gets the homeInterface.
+     * 
+     * @return home interface of the service binding
+     */
+    public String getHomeInterface() {
+        return homeInterface;
+    }
+
+    /**
+     * Set homeInterface
+     * 
+     * @param homeInterface
+     */
+    public void setHomeInterface(String homeInterface) {
+        this.homeInterface = homeInterface;
+    }
+
+    /**
+     * get ejb-link-name
+     * 
+     * @return ejb-link-name
+     */
+    public String getEjbLinkName() {
+        return ejbLinkName;
+    }
+
+    /**
+     * Set ejb-link-name
+     * 
+     * @param ejb-link-name
+     */
+    public void setEjbLinkName(String ejbLinkName) {
+        this.ejbLinkName = ejbLinkName;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public String getName() {
+        return this.name;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public String getURI() {
+        return uri;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public void setURI(String uri) {
+        this.uri = uri;
+    }
+
+    public boolean isUnresolved() {
+        return this.unresolved;
+    }
+
+    public void setUnresolved(boolean unresolved) {
+        this.unresolved = unresolved;
+    }
+
+    public void setSessionType(SessionType ejb_version_enum) {
+        this.sessionType = ejb_version_enum;
+    }
+
+    public void setEjbVersion(EJBVersion ejb_version_enum) {
+        this.ejbVersion = ejb_version_enum;
+    }
+
+    public void setRequires(String requires) {
+        this.requires = requires;
+
+    }
+
+    public SessionType getSessionType() {
+        return sessionType;
+    }
+
+    public EJBVersion getEjbVersion() {
+        return ejbVersion;
+    }
+
+    public String getRequires() {
+        return requires;
+    }
+}
diff --git a/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/impl/EJBBindingProcessor.java b/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/impl/EJBBindingProcessor.java
new file mode 100644
index 0000000000..0320142dde
--- /dev/null
+++ b/sca-java-2.x/contrib/modules/binding-ejb/src/main/java/org/apache/tuscany/sca/binding/ejb/impl/EJBBindingProcessor.java
@@ -0,0 +1,184 @@
+/*
+ * 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.ejb.impl;
+
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+import javax.xml.stream.XMLStreamWriter;
+
+import org.apache.tuscany.sca.assembly.xml.Constants;
+import org.apache.tuscany.sca.assembly.xml.PolicyAttachPointProcessor;
+import org.apache.tuscany.sca.binding.ejb.EJBBinding;
+import org.apache.tuscany.sca.binding.ejb.EJBBindingFactory;
+import org.apache.tuscany.sca.contribution.processor.ContributionReadException;
+import org.apache.tuscany.sca.contribution.processor.ContributionResolveException;
+import org.apache.tuscany.sca.contribution.processor.ContributionWriteException;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+import org.apache.tuscany.sca.core.FactoryExtensionPoint;
+import org.apache.tuscany.sca.monitor.Monitor;
+import org.apache.tuscany.sca.monitor.Problem;
+import org.apache.tuscany.sca.monitor.Problem.Severity;
+import org.apache.tuscany.sca.policy.PolicyFactory;
+
+/**
+ * A processor to read the XML that describes the EJB binding...
+ * 
+ * <binding.ejb
+ *  homeInterface="NCName"?
+ *  ejb-link-name="NCName"?
+ *  session-type="stateful or stateless"?
+ *  ejb-version="EJB2 or EJB3"?
+ *  name="NCName"?
+ *  policySets=" sca:listOfQNames"?
+ *  requires="sca:listOfQNames"?
+ *  uri="anyURI"?
+ * >
+ *
+ *  <!-- additional elements here -->
+ *  
+ * </binding.ejb>
+ *
+ * @version $Rev$ $Date$
+ */
+public class EJBBindingProcessor implements StAXArtifactProcessor<EJBBinding> {
+    private PolicyFactory policyFactory;
+    private PolicyAttachPointProcessor policyProcessor;
+    private Monitor monitor;
+    private EJBBindingFactory ejbBindingFactory;
+
+    public EJBBindingProcessor(FactoryExtensionPoint modelFactories, Monitor monitor) {
+        this.policyFactory = modelFactories.getFactory(PolicyFactory.class);
+        this.ejbBindingFactory = modelFactories.getFactory(EJBBindingFactory.class);
+        this.policyProcessor = new PolicyAttachPointProcessor(policyFactory);
+        this.monitor = monitor;
+    }
+    
+    /**
+     * Report a error.
+     * 
+     * @param problems
+     * @param message
+     * @param model
+     */
+     private void error(String message, Object model, Object... messageParameters) {
+    	 if (monitor != null) {
+    		 Problem problem = monitor.createProblem(this.getClass().getName(), "binding-ejb-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters);
+    	     monitor.problem(problem);
+    	 }        
+     }
+
+    /**
+     * {@inheritDoc}
+     */
+    public QName getArtifactType() {
+        return EJBBinding.BINDING_EJB_QNAME;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public EJBBinding read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException {
+        EJBBinding ejbBinding = ejbBindingFactory.createEJBBinding();
+
+        // Read the policies 
+        policyProcessor.readPolicies(ejbBinding, reader);
+
+        // Read the name
+        String name = reader.getAttributeValue(null, EJBBinding.NAME);
+        if (name != null) {
+            ejbBinding.setName(name);
+        }
+
+        // Read binding URI
+        String uri = reader.getAttributeValue(null, EJBBinding.URI);
+        if (uri != null) {
+            ejbBinding.setURI(uri);
+        }
+
+        String homeInterface = reader.getAttributeValue(null, EJBBinding.HOME_INTERFACE);
+        if (homeInterface != null) {
+            ejbBinding.setHomeInterface(homeInterface);
+        }
+
+        String ejbLinkName = reader.getAttributeValue(null, EJBBinding.EJB_LINK_NAME);
+        if (ejbLinkName != null) {
+            ejbBinding.setEjbLinkName(ejbLinkName);
+        }
+
+        String sessionType = reader.getAttributeValue(null, EJBBinding.SESSION_TYPE);
+        if (sessionType != null) {
+            if (sessionType.equals("stateless")) {
+                ejbBinding.setSessionType(EJBBinding.SessionType.STATELESS);
+            } else if (sessionType.equals("stateful")) {
+                ejbBinding.setSessionType(EJBBinding.SessionType.STATEFUL);
+            } else {
+            	error("UnknownEJBSessionType", reader, sessionType, name);            	
+                //throw new ContributionReadException("Unknown EJB Session Type of " + sessionType + " for " + name);
+            }
+        }
+
+        String ejbVersion = reader.getAttributeValue(null, EJBBinding.EJB_VERSION);
+        if (ejbVersion != null) {
+            if (ejbVersion.equals("EJB2")) {
+                ejbBinding.setEjbVersion(EJBBinding.EJBVersion.EJB2);
+            } else if (ejbVersion.equals("EJB3")) {
+                ejbBinding.setEjbVersion(EJBBinding.EJBVersion.EJB3);
+            } else {
+            	error("UnknownEJBVersion", reader, ejbVersion, name);
+                //throw new ContributionReadException("Unknown EJB Version of " + ejbVersion + " for " + name);
+            }
+        }
+
+        // TODO: Read requires
+        String requires = reader.getAttributeValue(null, EJBBinding.REQUIRES);
+        if (requires != null) {
+            ejbBinding.setRequires(requires);
+        }
+
+        return ejbBinding;
+    }
+
+    public void write(EJBBinding ejbBinding, XMLStreamWriter writer) throws ContributionWriteException,
+        XMLStreamException {
+        // Write a <binding.ejb>
+        writer.writeStartElement(Constants.SCA10_NS, EJBBinding.BINDING_EJB);
+
+        if (ejbBinding.getName() != null){
+            writer.writeAttribute(EJBBinding.NAME, ejbBinding.getName());
+        }
+        
+        if (ejbBinding.getURI() != null){
+            writer.writeAttribute(EJBBinding.URI, ejbBinding.getURI());
+        }        
+        
+        
+        // FIXME Implement the rest
+
+        writer.writeEndElement();
+    }
+
+    public Class<EJBBinding> getModelType() {
+        return EJBBinding.class;
+    }
+
+    public void resolve(EJBBinding ejbBinding, ModelResolver modelResolver) throws ContributionResolveException {
+    }
+}