diff options
Diffstat (limited to 'sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main')
11 files changed, 1566 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/BindingTypeProcessor.java b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/BindingTypeProcessor.java new file mode 100644 index 0000000000..d47cbd7dbe --- /dev/null +++ b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/BindingTypeProcessor.java @@ -0,0 +1,68 @@ +/* + * 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.policy.xml; + +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.contribution.service.ContributionResolveException; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.policy.IntentAttachPointType; +import org.apache.tuscany.sca.policy.IntentAttachPointTypeFactory; +import org.apache.tuscany.sca.policy.PolicyFactory; +import org.apache.tuscany.sca.policy.impl.BindingTypeImpl; + + +/** + * Processor for handling XML models of BindingType meta data definitions + * + * @version $Rev$ $Date$ + */ +public class BindingTypeProcessor extends IntentAttachPointTypeProcessor { + + public BindingTypeProcessor(PolicyFactory policyFactory, IntentAttachPointTypeFactory intentAttachPointTypeFactory, + StAXArtifactProcessor<Object> extensionProcessor, Monitor monitor) { + super(policyFactory, intentAttachPointTypeFactory, extensionProcessor, monitor); + } + + public BindingTypeProcessor(ModelFactoryExtensionPoint modelFactories, + StAXArtifactProcessor<Object> extensionProcessor, + Monitor monitor) { + super(modelFactories.getFactory(PolicyFactory.class), + modelFactories.getFactory(IntentAttachPointTypeFactory.class), extensionProcessor, monitor); + } + + public QName getArtifactType() { + return BINDING_TYPE_QNAME; + } + + @Override + protected IntentAttachPointType resolveExtensionType(IntentAttachPointType extnType, ModelResolver resolver) throws ContributionResolveException { + if ( extnType instanceof BindingTypeImpl ) { + BindingTypeImpl bindingType = (BindingTypeImpl)extnType; + return resolver.resolveModel(BindingTypeImpl.class, bindingType); + } else { + return extnType; + } + + } +} diff --git a/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/ImplementationTypeProcessor.java b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/ImplementationTypeProcessor.java new file mode 100644 index 0000000000..119afa3473 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/ImplementationTypeProcessor.java @@ -0,0 +1,68 @@ +/* + * 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.policy.xml; + +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.contribution.service.ContributionResolveException; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.policy.IntentAttachPointType; +import org.apache.tuscany.sca.policy.IntentAttachPointTypeFactory; +import org.apache.tuscany.sca.policy.PolicyFactory; +import org.apache.tuscany.sca.policy.impl.ImplementationTypeImpl; + + +/** + * Processor for handling XML models of ImplementationType meta data definitions + * + * @version $Rev$ $Date$ + */ +public class ImplementationTypeProcessor extends IntentAttachPointTypeProcessor { + + public ImplementationTypeProcessor(PolicyFactory policyFactory, IntentAttachPointTypeFactory intentAttachPointTypeFactory, + StAXArtifactProcessor<Object> extensionProcessor, Monitor monitor) { + super(policyFactory, intentAttachPointTypeFactory, extensionProcessor, monitor); + } + + public ImplementationTypeProcessor(ModelFactoryExtensionPoint modelFactories, + StAXArtifactProcessor<Object> extensionProcessor, + Monitor monitor) { + super(modelFactories.getFactory(PolicyFactory.class), + modelFactories.getFactory(IntentAttachPointTypeFactory.class), extensionProcessor, monitor); + } + + public QName getArtifactType() { + return IMPLEMENTATION_TYPE_QNAME; + } + + @Override + protected IntentAttachPointType resolveExtensionType(IntentAttachPointType extnType, ModelResolver resolver) throws ContributionResolveException { + if ( extnType instanceof ImplementationTypeImpl ) { + ImplementationTypeImpl implType = (ImplementationTypeImpl)extnType; + return resolver.resolveModel(ImplementationTypeImpl.class, implType); + } else { + return extnType; + } + + } +} diff --git a/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/IntentAttachPointTypeProcessor.java b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/IntentAttachPointTypeProcessor.java new file mode 100644 index 0000000000..ec357aea93 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/IntentAttachPointTypeProcessor.java @@ -0,0 +1,248 @@ +/* + * 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.policy.xml; + +import java.util.ArrayList; +import java.util.List; +import java.util.StringTokenizer; + +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.builder.impl.ProblemImpl; +import org.apache.tuscany.sca.contribution.processor.BaseStAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.contribution.service.ContributionReadException; +import org.apache.tuscany.sca.contribution.service.ContributionResolveException; +import org.apache.tuscany.sca.contribution.service.ContributionWriteException; +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.Intent; +import org.apache.tuscany.sca.policy.IntentAttachPointType; +import org.apache.tuscany.sca.policy.IntentAttachPointTypeFactory; +import org.apache.tuscany.sca.policy.PolicyFactory; +import org.apache.tuscany.sca.policy.impl.BindingTypeImpl; +import org.apache.tuscany.sca.policy.impl.ImplementationTypeImpl; + + +/** + * Processor for handling XML models of ExtensionType meta data definitions + * + * @version $Rev$ $Date$ + */ +abstract class IntentAttachPointTypeProcessor extends BaseStAXArtifactProcessor implements StAXArtifactProcessor<IntentAttachPointType>, PolicyConstants { + + private IntentAttachPointTypeFactory attachPointTypeFactory; + private PolicyFactory policyFactory; + private Monitor monitor; + + protected abstract IntentAttachPointType resolveExtensionType(IntentAttachPointType extnType, ModelResolver resolver) throws ContributionResolveException; + + public IntentAttachPointTypeProcessor(PolicyFactory policyFactory, + IntentAttachPointTypeFactory attachPointTypeFactory, + StAXArtifactProcessor<Object> extensionProcessor, + Monitor monitor) { + this.policyFactory = policyFactory; + this.attachPointTypeFactory = attachPointTypeFactory; + 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 = new ProblemImpl(this.getClass().getName(), "policy-xml-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters); + monitor.problem(problem); + } + } + + public IntentAttachPointType read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException { + QName type = getQName(reader, TYPE); + + if ( type != null ) { + if ( type.getLocalPart().startsWith(BINDING) ) { + IntentAttachPointType bindingType = attachPointTypeFactory.createBindingType(); + bindingType.setName(type); + bindingType.setUnresolved(true); + + readAlwaysProvidedIntents(bindingType, reader); + readMayProvideIntents(bindingType, reader); + return bindingType; + } else if ( type.getLocalPart().startsWith(IMPLEMENTATION) ) { + IntentAttachPointType implType = attachPointTypeFactory.createImplementationType(); + implType.setName(type); + implType.setUnresolved(true); + + readAlwaysProvidedIntents(implType, reader); + readMayProvideIntents(implType, reader); + return implType; + } else { + error("UnrecognizedIntentAttachPointType", reader, type); + //throw new ContributionReadException("Unrecognized IntentAttachPointType - " + type); + } + } else { + error("RequiredAttributeMissing", reader, TYPE); + //throw new ContributionReadException("Required attribute '" + TYPE + + //"' missing from BindingType Definition"); + } + return null; + } + + private void readAlwaysProvidedIntents(IntentAttachPointType extnType, XMLStreamReader reader) { + String value = reader.getAttributeValue(null, ALWAYS_PROVIDES); + if (value != null) { + List<Intent> alwaysProvided = extnType.getAlwaysProvidedIntents(); + for (StringTokenizer tokens = new StringTokenizer(value); tokens.hasMoreTokens();) { + QName qname = getQNameValue(reader, tokens.nextToken()); + Intent intent = policyFactory.createIntent(); + intent.setName(qname); + alwaysProvided.add(intent); + } + } + } + + private void readMayProvideIntents(IntentAttachPointType extnType, XMLStreamReader reader) { + String value = reader.getAttributeValue(null, MAY_PROVIDE); + if (value != null) { + List<Intent> mayProvide = extnType.getMayProvideIntents(); + for (StringTokenizer tokens = new StringTokenizer(value); tokens.hasMoreTokens();) { + QName qname = getQNameValue(reader, tokens.nextToken()); + Intent intent = policyFactory.createIntent(); + intent.setName(qname); + mayProvide.add(intent); + } + } + } + + public void write(IntentAttachPointType extnType, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException { + + // Write an <sca:bindingType or sca:implementationType> + if ( extnType instanceof BindingTypeImpl ) { + writer.writeStartElement(SCA10_NS, BINDING_TYPE); + } else if ( extnType instanceof ImplementationTypeImpl ) { + writer.writeStartElement(SCA10_NS, IMPLEMENTATION_TYPE); + } + + writeAlwaysProvidesIntentsAttribute(extnType, writer); + writeMayProvideIntentsAttribute(extnType, writer); + + writer.writeEndElement(); + } + + private void writeMayProvideIntentsAttribute(IntentAttachPointType extnType, XMLStreamWriter writer) throws XMLStreamException { + StringBuffer sb = new StringBuffer(); + for ( Intent intent : extnType.getMayProvideIntents() ) { + writer.writeNamespace(intent.getName().getPrefix(), intent.getName().getNamespaceURI()); + sb.append(intent.getName().getPrefix() + COLON + intent.getName().getLocalPart()); + sb.append(WHITE_SPACE); + } + + if ( sb.length() > 0 ) { + writer.writeAttribute(MAY_PROVIDE, sb.toString()); + } + } + + private void writeAlwaysProvidesIntentsAttribute(IntentAttachPointType extnType, XMLStreamWriter writer) throws XMLStreamException { + StringBuffer sb = new StringBuffer(); + for ( Intent intent : extnType.getAlwaysProvidedIntents() ) { + writer.writeNamespace(intent.getName().getPrefix(), intent.getName().getNamespaceURI()); + sb.append(intent.getName().getPrefix() + COLON + intent.getName().getLocalPart()); + sb.append(WHITE_SPACE); + } + + if ( sb.length() > 0 ) { + writer.writeAttribute(ALWAYS_PROVIDES, sb.toString()); + + } + } + + public void resolve(IntentAttachPointType extnType, ModelResolver resolver) throws ContributionResolveException { + + if (extnType != null && extnType.isUnresolved()) { + resolveAlwaysProvidedIntents(extnType, resolver); + resolveMayProvideIntents(extnType, resolver); + extnType.setUnresolved(false); + //resolveExtensionType(extnType, resolver); + } + } + + private void resolveAlwaysProvidedIntents(IntentAttachPointType extensionType, + ModelResolver resolver) throws ContributionResolveException { + if (extensionType != null) { + // resolve all provided intents + List<Intent> alwaysProvided = new ArrayList<Intent>(); + for (Intent providedIntent : extensionType.getAlwaysProvidedIntents()) { + if (providedIntent.isUnresolved()) { + providedIntent = resolver.resolveModel(Intent.class, providedIntent); + if (!providedIntent.isUnresolved()) { + alwaysProvided.add(providedIntent); + } else { + error("AlwaysProvidedIntentNotFound", resolver, providedIntent, extensionType); + //throw new ContributionResolveException("Always Provided Intent - " + providedIntent + //+ " not found for ExtensionType " + //+ extensionType); + } + } else { + alwaysProvided.add(providedIntent); + } + } + extensionType.getAlwaysProvidedIntents().clear(); + extensionType.getAlwaysProvidedIntents().addAll(alwaysProvided); + } + } + + private void resolveMayProvideIntents(IntentAttachPointType extensionType, + ModelResolver resolver) throws ContributionResolveException { + if (extensionType != null) { + // resolve all provided intents + List<Intent> mayProvide = new ArrayList<Intent>(); + for (Intent providedIntent : extensionType.getMayProvideIntents()) { + if (providedIntent.isUnresolved()) { + providedIntent = resolver.resolveModel(Intent.class, providedIntent); + if (!providedIntent.isUnresolved()) { + mayProvide.add(providedIntent); + } else { + error("MayProvideIntentNotFound", resolver, providedIntent, extensionType); + //throw new ContributionResolveException("May Provide Intent - " + providedIntent + //+ " not found for ExtensionType " + //+ extensionType); + } + } else { + mayProvide.add(providedIntent); + } + } + extensionType.getMayProvideIntents().clear(); + extensionType.getMayProvideIntents().addAll(mayProvide); + } + } + + public Class<IntentAttachPointType> getModelType() { + return IntentAttachPointType.class; + } +} diff --git a/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/PolicyConstants.java b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/PolicyConstants.java new file mode 100644 index 0000000000..3f1008e9a8 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/PolicyConstants.java @@ -0,0 +1,75 @@ +/*
+ * 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.policy.xml;
+
+import javax.xml.namespace.QName;
+
+/**
+ * constants related to policy framework
+ *
+ * @version $Rev$ $Date$
+ */
+public interface PolicyConstants {
+ String WHITE_SPACE = " ";
+ String COLON = ":";
+ String SCA10_NS = "http://www.osoa.org/xmlns/sca/1.0";
+ String TUSCANY_NS = "http://tuscany.apache.org/xmlns/sca/1.0";
+ String INTENT = "intent";
+ String POLICY_SET = "policySet";
+ String POLICY_SET_REFERENCE = "policySetReference";
+ String INTENT_MAP = "intentMap";
+ String NAME = "name";
+ String TARGET_NAMESPACE = "targetNamespace";
+ String SCA_DEFINITIONS = "definitions";
+ String CONSTRAINS = "constrains";
+ String DESCRIPTION = "description";
+ String PROVIDES = "provides";
+ String APPLIES_TO = "appliesTo";
+ String ALWAYS_APPLIES_TO = "alwaysAppliesTo";
+ String QUALIFIER = ".";
+ String INTENT_MAP_QUALIFIER = "qualifier";
+ String REQUIRES = "requires";
+ String EXCLUDES = "excludes";
+ String DEFAULT = "default";
+
+ String ALWAYS_PROVIDES = "alwaysProvides";
+ String MAY_PROVIDE = "mayProvide";
+ String TYPE = "type";
+ String IMPLEMENTATION_TYPE = "implementationType";
+ String BINDING_TYPE = "bindingType";
+ QName IMPLEMENTATION_TYPE_QNAME = new QName(SCA10_NS, IMPLEMENTATION_TYPE);
+ QName BINDING_TYPE_QNAME = new QName(SCA10_NS, BINDING_TYPE);
+ String BINDING = "binding";
+ String IMPLEMENTATION = "implementation";
+
+ QName POLICY_INTENT_QNAME = new QName(SCA10_NS, INTENT);
+ QName POLICY_SET_QNAME = new QName(SCA10_NS, POLICY_SET);
+ QName POLICY_INTENT_MAP_QNAME = new QName(SCA10_NS, INTENT_MAP);
+ QName SCA_DEFINITIONS_QNAME = new QName(SCA10_NS, SCA_DEFINITIONS);
+ QName DESCRIPTION_QNAME = new QName(SCA10_NS, DESCRIPTION);
+ QName POLICY_INTENT_MAP_QUALIFIER_QNAME = new QName(SCA10_NS, INTENT_MAP_QUALIFIER);
+ QName POLICY_SET_REFERENCE_QNAME = new QName(SCA10_NS, POLICY_SET_REFERENCE);
+
+ String QUALIFIED_INTENT_CONSTRAINS_ERROR = " - Qualified Intents must not specify 'constrains' attribute";
+
+
+
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/PolicyIntentProcessor.java b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/PolicyIntentProcessor.java new file mode 100644 index 0000000000..76ef8df298 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/PolicyIntentProcessor.java @@ -0,0 +1,417 @@ +/* + * 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.policy.xml; + +import static javax.xml.stream.XMLStreamConstants.END_ELEMENT; +import static javax.xml.stream.XMLStreamConstants.START_ELEMENT; + +import java.util.ArrayList; +import java.util.List; +import java.util.StringTokenizer; + +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.builder.impl.ProblemImpl; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.BaseStAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.contribution.service.ContributionReadException; +import org.apache.tuscany.sca.contribution.service.ContributionResolveException; +import org.apache.tuscany.sca.contribution.service.ContributionWriteException; +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.Intent; +import org.apache.tuscany.sca.policy.PolicyFactory; +import org.apache.tuscany.sca.policy.ProfileIntent; +import org.apache.tuscany.sca.policy.QualifiedIntent; + +/** + * Processor for handling XML models of PolicyIntent definitions + * + * @version $Rev$ $Date$ + */ +abstract class PolicyIntentProcessor<T extends Intent> extends BaseStAXArtifactProcessor implements StAXArtifactProcessor<T>, PolicyConstants { + + private PolicyFactory policyFactory; + private Monitor monitor; + + public PolicyIntentProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) { + this.policyFactory = modelFactories.getFactory(PolicyFactory.class); + this.monitor = monitor; + } + + public PolicyIntentProcessor(PolicyFactory policyFactory, Monitor monitor) { + this.policyFactory = 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 = new ProblemImpl(this.getClass().getName(), "policy-xml-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters); + monitor.problem(problem); + } + } + + public T read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException { + Intent policyIntent = null; + String policyIntentName = reader.getAttributeValue(null, NAME); + if (policyIntentName == null) { + error("IntentNameMissing", reader); + return (T)policyIntent; + } + + // Read an <sca:intent> + if (reader.getAttributeValue(null, REQUIRES) != null) { + policyIntent = policyFactory.createProfileIntent(); + } else if ( policyIntentName != null && policyIntentName.indexOf(QUALIFIER) != -1) { + policyIntent = policyFactory.createQualifiedIntent(); + + int qualifierIndex = policyIntentName.lastIndexOf(QUALIFIER); + Intent qualifiableIntent = policyFactory.createIntent(); + qualifiableIntent.setUnresolved(true); + qualifiableIntent.setName(new QName(policyIntentName.substring(0, qualifierIndex))); + + ((QualifiedIntent)policyIntent).setQualifiableIntent(qualifiableIntent); + } else { + policyIntent = policyFactory.createIntent(); + } + policyIntent.setName(new QName(policyIntentName)); + + if ( policyIntent instanceof ProfileIntent ) { + readRequiredIntents((ProfileIntent)policyIntent, reader); + } + else { + readExcludedIntents(policyIntent, reader); + } + + readConstrainedArtifacts(policyIntent, reader); + + int event = reader.getEventType(); + QName name = null; + while (reader.hasNext()) { + event = reader.getEventType(); + switch (event) { + case START_ELEMENT : { + name = reader.getName(); + if (DESCRIPTION_QNAME.equals(name)) { + policyIntent.setDescription(reader.getElementText()); + } + break; + } + } + if (event == END_ELEMENT && POLICY_INTENT_QNAME.equals(reader.getName())) { + break; + } + + //Read the next element + if (reader.hasNext()) { + reader.next(); + } + } + return (T)policyIntent; + } + + public void write(T policyIntent, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException { + // Write an <sca:intent> + writer.writeStartElement(PolicyConstants.SCA10_NS, INTENT); + writer.writeNamespace(policyIntent.getName().getPrefix(), policyIntent.getName().getNamespaceURI()); + writer.writeAttribute(PolicyConstants.NAME, + policyIntent.getName().getPrefix() + COLON + policyIntent.getName().getLocalPart()); + if (policyIntent instanceof ProfileIntent) { + ProfileIntent profileIntent = (ProfileIntent)policyIntent; + if (profileIntent.getRequiredIntents() != null && + profileIntent.getRequiredIntents().size() > 0) { + StringBuffer sb = new StringBuffer(); + for (Intent requiredIntents : profileIntent.getRequiredIntents()) { + sb.append(requiredIntents.getName()); + sb.append(" "); + } + writer.writeAttribute(PolicyConstants.REQUIRES, sb.toString()); + } + } + else { + if (policyIntent.getExcludedIntents() != null && + policyIntent.getExcludedIntents().size() > 0) { + StringBuffer sb = new StringBuffer(); + for (Intent excludedIntents : policyIntent.getExcludedIntents()) { + sb.append(excludedIntents.getName()); + sb.append(" "); + } + writer.writeAttribute(PolicyConstants.EXCLUDES, sb.toString()); + } + } + + if (!(policyIntent instanceof QualifiedIntent) ) { + if (policyIntent.getConstrains() != null && + policyIntent.getConstrains().size() > 0) { + StringBuffer sb = new StringBuffer(); + for (QName contrainedArtifact : policyIntent.getConstrains()) { + sb.append(contrainedArtifact.toString()); + sb.append(" "); + } + writer.writeAttribute(CONSTRAINS, sb.toString()); + } else { + error("ContrainsAttributeMissing", policyIntent, policyIntent.getName()); + //throw new ContributionWriteException("Contrains attribute missing from " + + //"Policy Intent Definition" + policyIntent.getName()); + } + } + + if ( policyIntent.getDescription() != null && policyIntent.getDescription().length() > 0) { + writer.writeStartElement(PolicyConstants.SCA10_NS, DESCRIPTION); + writer.writeCData(policyIntent.getDescription()); + writer.writeEndElement(); + } + + writer.writeEndElement(); + } + + //FIXME This method is never used +// private Intent resolveRequiredIntents(ProfileIntent policyIntent, ModelResolver resolver) throws ContributionResolveException { +// boolean isUnresolved = false; +// //FIXME: Need to check for cyclic references first i.e an A requiring B and then B requiring A... +// if (policyIntent != null && policyIntent.isUnresolved()) { +// +// //resolve all required intents +// List<Intent> requiredIntents = new ArrayList<Intent>(); +// for (Intent requiredIntent : policyIntent.getRequiredIntents()) { +// if ( requiredIntent.isUnresolved() ) { +// //policyIntent.getRequiredIntents().remove(requiredIntent); +// requiredIntent = resolver.resolveModel(Intent.class, requiredIntent); +// requiredIntents.add(requiredIntent); +// if (requiredIntent.isUnresolved()) { +// isUnresolved = true; +// } +// } +// } +// policyIntent.getRequiredIntents().clear(); +// policyIntent.getRequiredIntents().addAll(requiredIntents); +// } +// policyIntent.setUnresolved(isUnresolved); +// +// return policyIntent; +// } + + //FIXME This method is never used +// private Intent resolveQualifiableIntent(QualifiedIntent policyIntent, ModelResolver resolver) throws ContributionResolveException { +// boolean isUnresolved = false; +// +// if (policyIntent != null && policyIntent.isUnresolved()) { +// //resolve the qualifiable intent +// Intent qualifiableIntent = +// resolver.resolveModel(Intent.class, policyIntent.getQualifiableIntent()); +// policyIntent.setQualifiableIntent(qualifiableIntent); +// isUnresolved = qualifiableIntent.isUnresolved(); +// } +// policyIntent.setUnresolved(isUnresolved); +// +// return policyIntent; +// } + + private void resolveContrainedArtifacts(Intent policyIntent, ModelResolver resolver) { + //FIXME : need to figure out this resolution. + policyIntent.setUnresolved(false); + } + + private void resolveProfileIntent(ProfileIntent policyIntent, ModelResolver resolver) + throws ContributionResolveException { + // FIXME: Need to check for cyclic references first i.e an A requiring B + // and then B requiring A... + if (policyIntent != null) { + // resolve all required intents + List<Intent> requiredIntents = new ArrayList<Intent>(); + for (Intent requiredIntent : policyIntent.getRequiredIntents()) { + if (requiredIntent.isUnresolved()) { + Intent resolvedRequiredIntent = resolver.resolveModel(Intent.class, requiredIntent); + // At this point, when the required intent is not resolved, it does not mean + // its undeclared, chances are that their dependency are not resolved yet. + // Lets try to resolve them first. + if (resolvedRequiredIntent.isUnresolved()) { + if (resolvedRequiredIntent instanceof ProfileIntent) { + if ((((ProfileIntent)resolvedRequiredIntent).getRequiredIntents()).contains(policyIntent)) { + error("CyclicReferenceFound", resolver, requiredIntent, policyIntent); + return; + } + resolveDependent(resolvedRequiredIntent, resolver); + } + } + + if (!resolvedRequiredIntent.isUnresolved()) { + requiredIntents.add(resolvedRequiredIntent); + } else { + error("RequiredIntentNotFound", resolver, requiredIntent, policyIntent); + return; + //throw new ContributionResolveException("Required Intent - " + requiredIntent + //+ " not found for ProfileIntent " + policyIntent); + } + } else { + requiredIntents.add(requiredIntent); + } + } + policyIntent.getRequiredIntents().clear(); + policyIntent.getRequiredIntents().addAll(requiredIntents); + } + } + + private void resolveQualifiedIntent(QualifiedIntent policyIntent, ModelResolver resolver) + throws ContributionResolveException { + if (policyIntent != null) { + //resolve the qualifiable intent + Intent qualifiableIntent = policyIntent.getQualifiableIntent(); + if (qualifiableIntent.isUnresolved()) { + Intent resolvedQualifiableIntent = resolver.resolveModel(Intent.class, qualifiableIntent); + // At this point, when the qualifiable intent is not resolved, it does not mean + // its undeclared, chances are that their dependency are not resolved yet. + // Lets try to resolve them first. + if (resolvedQualifiableIntent.isUnresolved()) { + if (resolvedQualifiableIntent instanceof QualifiedIntent) { + resolveDependent(resolvedQualifiableIntent, resolver); + } + } + + if (!resolvedQualifiableIntent.isUnresolved()) { + policyIntent.setQualifiableIntent(resolvedQualifiableIntent); + } else { + error("QualifiableIntentNotFound", resolver, qualifiableIntent, policyIntent); + //throw new ContributionResolveException("Qualifiable Intent - " + qualifiableIntent + //+ " not found for QualifiedIntent " + policyIntent); + } + } + } + } + + public void resolveDependent(Intent policyIntent, ModelResolver resolver) throws ContributionResolveException { + if (policyIntent instanceof ProfileIntent) + resolveProfileIntent((ProfileIntent)policyIntent, resolver); + + if (policyIntent instanceof QualifiedIntent) + resolveQualifiedIntent((QualifiedIntent)policyIntent, resolver); + + resolveContrainedArtifacts(policyIntent, resolver); + } + + public void resolve(T policyIntent, ModelResolver resolver) throws ContributionResolveException { + if (policyIntent instanceof ProfileIntent) { + resolveProfileIntent((ProfileIntent)policyIntent, resolver); + } + else { + resolveExcludedIntents(policyIntent, resolver); + } + + if (policyIntent instanceof QualifiedIntent) { + resolveQualifiedIntent((QualifiedIntent)policyIntent, resolver); + } + + resolveContrainedArtifacts(policyIntent, resolver); + + /* This is too late in the processing + if ( !policyIntent.isUnresolved() ) { + resolver.addModel(policyIntent); + } + */ + } + + public QName getArtifactType() { + return POLICY_INTENT_QNAME; + } + + private void readConstrainedArtifacts(Intent policyIntent, XMLStreamReader reader) throws ContributionReadException { + String value = reader.getAttributeValue(null, CONSTRAINS); + if ( policyIntent instanceof QualifiedIntent && value != null) { + error("ErrorInPolicyIntentDefinition", policyIntent, policyIntent.getName(), QUALIFIED_INTENT_CONSTRAINS_ERROR); + //String errorMsg = "Error in PolicyIntent Definition - " + policyIntent.getName() + QUALIFIED_INTENT_CONSTRAINS_ERROR; + //throw new ContributionReadException(errorMsg); + } else { + if (value != null) { + List<QName> constrainedArtifacts = policyIntent.getConstrains(); + for (StringTokenizer tokens = new StringTokenizer(value); tokens.hasMoreTokens();) { + QName qname = getQNameValue(reader, tokens.nextToken()); + constrainedArtifacts.add(qname); + } + } + } + } + + private void readRequiredIntents(ProfileIntent policyIntent, XMLStreamReader reader) { + String value = reader.getAttributeValue(null, REQUIRES); + if (value != null) { + List<Intent> requiredIntents = policyIntent.getRequiredIntents(); + for (StringTokenizer tokens = new StringTokenizer(value); tokens.hasMoreTokens();) { + QName qname = getQNameValue(reader, tokens.nextToken()); + Intent intent = policyFactory.createIntent(); + intent.setName(qname); + intent.setUnresolved(true); + requiredIntents.add(intent); + } + } + } + + private void readExcludedIntents(Intent policyIntent, XMLStreamReader reader) { + String value = reader.getAttributeValue(null, "excludes"); + if (value != null) { + List<Intent> excludedIntents = policyIntent.getExcludedIntents(); + for (StringTokenizer tokens = new StringTokenizer(value); tokens.hasMoreTokens();) { + QName qname = getQNameValue(reader, tokens.nextToken()); + Intent intent = policyFactory.createIntent(); + intent.setName(qname); + intent.setUnresolved(true); + excludedIntents.add(intent); + } + } + } + + private void resolveExcludedIntents(Intent policyIntent, ModelResolver resolver) + throws ContributionResolveException { + if (policyIntent != null) { + // resolve all excluded intents + List<Intent> excludedIntents = new ArrayList<Intent>(); + for (Intent excludedIntent : policyIntent.getExcludedIntents()) { + if (excludedIntent.isUnresolved()) { + Intent resolvedExcludedIntent = resolver.resolveModel(Intent.class, excludedIntent); + if (!resolvedExcludedIntent.isUnresolved()) { + excludedIntents.add(resolvedExcludedIntent); + } else { + error("ExcludedIntentNotFound", resolver, excludedIntent, policyIntent); + return; + //throw new ContributionResolveException("Excluded Intent " + excludedIntent + //+ " not found for intent " + policyIntent); + } + } else { + excludedIntents.add(excludedIntent); + } + } + policyIntent.getExcludedIntents().clear(); + policyIntent.getExcludedIntents().addAll(excludedIntents); + } + } + +} diff --git a/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/PolicySetProcessor.java b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/PolicySetProcessor.java new file mode 100644 index 0000000000..81ca27a085 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/PolicySetProcessor.java @@ -0,0 +1,487 @@ +/* + * 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.policy.xml; + +import static javax.xml.stream.XMLStreamConstants.END_ELEMENT; +import static javax.xml.stream.XMLStreamConstants.START_ELEMENT; + +import java.util.ArrayList; +import java.util.Hashtable; +import java.util.List; +import java.util.Map; +import java.util.StringTokenizer; + +import javax.xml.namespace.QName; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.XMLStreamReader; +import javax.xml.stream.XMLStreamWriter; +import javax.xml.xpath.XPath; +import javax.xml.xpath.XPathExpressionException; +import javax.xml.xpath.XPathFactory; + +import org.apache.tuscany.sca.assembly.builder.impl.ProblemImpl; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.BaseStAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.contribution.service.ContributionReadException; +import org.apache.tuscany.sca.contribution.service.ContributionResolveException; +import org.apache.tuscany.sca.contribution.service.ContributionWriteException; +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.Intent; +import org.apache.tuscany.sca.policy.PolicyFactory; +import org.apache.tuscany.sca.policy.PolicySet; + + +/** + * Processor for handling XML models of PolicySet definitions + * + * @version $Rev$ $Date$ + */ +public class PolicySetProcessor extends BaseStAXArtifactProcessor implements StAXArtifactProcessor<PolicySet>, PolicyConstants { + + private PolicyFactory policyFactory; + private StAXArtifactProcessor<Object> extensionProcessor; + private XPathFactory xpathFactory = XPathFactory.newInstance(); + private Monitor monitor; + + public PolicySetProcessor(ModelFactoryExtensionPoint modelFactories, + StAXArtifactProcessor<Object> extensionProcessor, + Monitor monitor) { + this.policyFactory = modelFactories.getFactory(PolicyFactory.class); + this.extensionProcessor = extensionProcessor; + this.monitor = monitor; + } + + public PolicySetProcessor(PolicyFactory policyFactory, + StAXArtifactProcessor<Object> extensionProcessor, + Monitor monitor) { + this.policyFactory = policyFactory; + this.extensionProcessor = extensionProcessor; + this.monitor = monitor; + } + + /** + * Report a exception. + * + * @param problems + * @param message + * @param model + */ + private void error(String message, Object model, Exception ex) { + if (monitor != null) { + Problem problem = new ProblemImpl(this.getClass().getName(), "policy-xml-validation-messages", Severity.ERROR, model, message, ex); + monitor.problem(problem); + } + } + + /** + * Report a error. + * + * @param problems + * @param message + * @param model + */ + private void error(String message, Object model, Object... messageParameters) { + if (monitor != null) { + Problem problem = new ProblemImpl(this.getClass().getName(), "policy-xml-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters); + monitor.problem(problem); + } + } + + public PolicySet read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException { + PolicySet policySet = null; + + String policySetName = reader.getAttributeValue(null, NAME); + String appliesTo = reader.getAttributeValue(null, APPLIES_TO); + if (policySetName == null || appliesTo == null) { + if (policySetName == null) + error("PolicySetNameMissing", reader); + if (appliesTo == null) + error("PolicySetAppliesToMissing", reader); + return policySet; + } + + policySet = policyFactory.createPolicySet(); + policySet.setName(new QName(policySetName)); + String alwaysAppliesTo = reader.getAttributeValue(TUSCANY_NS, ALWAYS_APPLIES_TO); + + //TODO: with 1.0 version of specs the applies to xpath is given related to the immediate + //parent whereas the runtime evaluates the xpath aginst the composite element. What the runtime + //is doing is what the future version of the specs could be tending towards. When that happens + //this 'if' must be deleted + if ( appliesTo != null && !appliesTo.startsWith("/") ) { + appliesTo = "//" + appliesTo; + } + + if ( alwaysAppliesTo != null && !alwaysAppliesTo.startsWith("/") ) { + alwaysAppliesTo = "//" + alwaysAppliesTo; + } + + policySet.setAppliesTo(appliesTo); + policySet.setAlwaysAppliesTo(alwaysAppliesTo); + + XPath path = xpathFactory.newXPath(); + path.setNamespaceContext(reader.getNamespaceContext()); + try { + if (appliesTo != null) { + policySet.setAppliesToXPathExpression(path.compile(appliesTo)); + } + if (alwaysAppliesTo != null) { + policySet.setAlwaysAppliesToXPathExpression(path.compile(alwaysAppliesTo)); + } + } catch (XPathExpressionException e) { + ContributionReadException ce = new ContributionReadException(e); + error("ContributionReadException", policySet, ce); + //throw ce; + } + + readProvidedIntents(policySet, reader); + + int event = reader.getEventType(); + QName name = null; + reader.next(); + while (reader.hasNext()) { + event = reader.getEventType(); + switch (event) { + case START_ELEMENT : { + name = reader.getName(); + if ( POLICY_INTENT_MAP_QNAME.equals(name) ) { + Intent mappedIntent = policyFactory.createIntent(); + String provides = reader.getAttributeValue(null, PROVIDES); + if (provides != null) { + mappedIntent.setName(getQName(reader, PROVIDES)); + if ( policySet.getProvidedIntents().contains(mappedIntent) ) { + readIntentMap(reader, policySet, mappedIntent); + } else { + error("IntentNotSpecified", policySet, policySetName); + //throw new ContributionReadException("Intent Map provides for Intent not specified as provided by parent PolicySet - " + policySetName); + } + } else { + error("IntentMapProvidesMissing", reader, policySetName); + } + } else if ( POLICY_SET_REFERENCE_QNAME.equals(name) ) { + PolicySet referredPolicySet = policyFactory.createPolicySet(); + String referencename = reader.getAttributeValue(null, NAME); + if (referencename != null) { + referredPolicySet.setName(getQName(reader, NAME)); + policySet.getReferencedPolicySets().add(referredPolicySet); + } else { + error("PolicySetReferenceNameMissing", reader, policySetName); + } + } /*else if ( WS_POLICY_QNAME.equals(name) ) { + OMElement policyElement = loadElement(reader); + org.apache.neethi.Policy wsPolicy = PolicyEngine.getPolicy(policyElement); + policySet.getPolicies().add(wsPolicy); + } */ else { + Object extension = extensionProcessor.read(reader); + if ( extension != null ) { + policySet.getPolicies().add(extension); + } + } + break; + } + } + if ( event == END_ELEMENT ) { + if ( POLICY_SET_QNAME.equals(reader.getName()) ) { + break; + } + } + + //Read the next element + if (reader.hasNext()) { + reader.next(); + } + } + return policySet; + } + + + public void readIntentMap(XMLStreamReader reader, PolicySet policySet, Intent mappedIntent) throws ContributionReadException { + QName name = reader.getName(); + Map<Intent, List<Object>> mappedPolicies = policySet.getMappedPolicies(); + if ( POLICY_INTENT_MAP_QNAME.equals(name) ) { + //Intent mappedIntent = policyFactory.createIntent(); + //mappedIntent.setName(getQName(reader, PROVIDES)); + String defaultQualifier = getString(reader, DEFAULT); + + String qualifierName = null; + String qualfiedIntentName = null; + Intent qualifiedIntent = null; + + int event = reader.getEventType(); + try { + reader.next(); + while (reader.hasNext()) { + event = reader.getEventType(); + switch (event) { + case START_ELEMENT : { + name = reader.getName(); + if ( POLICY_INTENT_MAP_QUALIFIER_QNAME.equals(name)) { + qualifierName = getString(reader, NAME); + if (qualifierName != null) { + qualfiedIntentName = mappedIntent.getName().getLocalPart() + + QUALIFIER + qualifierName; + qualifiedIntent = policyFactory.createIntent(); + qualifiedIntent.setName(new QName(mappedIntent.getName().getNamespaceURI(), + qualfiedIntentName)); + } else { + error("QualifierNameMissing", reader, policySet.getName()); + } + } else if ( POLICY_INTENT_MAP_QNAME.equals(name) ) { + QName providedIntent = getQName(reader, PROVIDES); + if ( qualifierName.equals(providedIntent.getLocalPart()) ) { + readIntentMap(reader, policySet, qualifiedIntent); + } else { + error("IntentMapDoesNotMatch", providedIntent, providedIntent, qualifierName, policySet); + //throw new ContributionReadException("Intent provided by IntentMap " + + //providedIntent + " does not match parent qualifier " + qualifierName + + //" in policyset - " + policySet); + } + }/* else if ( WS_POLICY_QNAME.equals(name) ) { + OMElement policyElement = loadElement(reader); + Policy wsPolicy = PolicyEngine.getPolicy(policyElement); + policySet.getPolicies().add(wsPolicy); + + List<Object> policyList = mappedPolicies.get(qualifiedIntent); + if ( policyList == null ) { + policyList = new ArrayList<Object>(); + mappedPolicies.put(qualifiedIntent, policyList); + + if (qualifierName.equals(defaultQualifier)) { + mappedPolicies.put(mappedIntent, policyList); + } + } + policyList.add((Policy)wsPolicy); + }*/ else { + Object extension = extensionProcessor.read(reader); + if ( extension != null && qualifiedIntent != null) { + List<Object> policyList = mappedPolicies.get(qualifiedIntent); + if ( policyList == null ) { + policyList = new ArrayList<Object>(); + mappedPolicies.put(qualifiedIntent, policyList); + + if (qualifierName.equals(defaultQualifier)) { + mappedPolicies.put(mappedIntent, policyList); + } + } + policyList.add(extension); + } + } + break; + } + case END_ELEMENT : { + if ( POLICY_INTENT_MAP_QNAME.equals(reader.getName()) ) { + if ( defaultQualifier != null ) { + String qualifiedIntentName = mappedIntent.getName().getLocalPart() + QUALIFIER + defaultQualifier; + Intent defaultQualifiedIntent = policyFactory.createIntent(); + defaultQualifiedIntent.setName(new QName(mappedIntent.getName().getNamespaceURI(), + qualifiedIntentName)); + List<Object> policyList = mappedPolicies.get(defaultQualifiedIntent); + if ( policyList != null ) { + mappedPolicies.put(mappedIntent, policyList); + } else { + error("UnableToMapPolicies", mappedPolicies, mappedIntent, policySet); + //throw new ContributionReadException("Unable to map policies for default qualifier in IntentMap for - " + + //mappedIntent + " in policy set - " + policySet); + } + defaultQualifier = null; + } + } + break; + } + } + if ( event == END_ELEMENT && POLICY_INTENT_MAP_QNAME.equals(reader.getName()) ) { + break; + } + //Read the next element + if (reader.hasNext()) { + reader.next(); + } + } + } catch (XMLStreamException e) { + ContributionReadException ce = new ContributionReadException(e); + error("ContributionReadException", reader, ce); + throw ce; + } + } + } + + public void write(PolicySet policySet, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException { + + // Write an <sca:policySet> + writer.writeStartElement(SCA10_NS, POLICY_SET); + writer.writeNamespace(policySet.getName().getPrefix(), policySet.getName().getNamespaceURI()); + writer.writeAttribute(NAME, + policySet.getName().getPrefix() + COLON + policySet.getName().getLocalPart()); + writer.writeAttribute(APPLIES_TO, policySet.getAppliesTo()); + writer.writeAttribute(TUSCANY_NS, ALWAYS_APPLIES_TO, policySet.getAlwaysAppliesTo()); + + writeProvidedIntents(policySet, writer); + + writer.writeEndElement(); + } + + private void readProvidedIntents(PolicySet policySet, XMLStreamReader reader) { + String value = reader.getAttributeValue(null, PROVIDES); + if (value != null) { + List<Intent> providedIntents = policySet.getProvidedIntents(); + for (StringTokenizer tokens = new StringTokenizer(value); tokens.hasMoreTokens();) { + QName qname = getQNameValue(reader, tokens.nextToken()); + Intent intent = policyFactory.createIntent(); + intent.setName(qname); + providedIntents.add(intent); + } + } + } + + private void writeProvidedIntents(PolicySet policySet, XMLStreamWriter writer) throws XMLStreamException { + if (policySet.getProvidedIntents() != null && + policySet.getProvidedIntents().size() > 0) { + StringBuffer sb = new StringBuffer(); + for (Intent providedIntents : policySet.getProvidedIntents()) { + sb.append(providedIntents.getName()); + sb.append(" "); + } + writer.writeAttribute(PolicyConstants.PROVIDES, sb.toString()); + } + } + + private void resolvePolicies(PolicySet policySet, ModelResolver resolver) throws ContributionResolveException { + boolean unresolved = false; + if (policySet != null) { + for ( Object o : policySet.getPolicies() ) { + extensionProcessor.resolve(o, resolver); + /*if ( o instanceof Policy && ((Policy)o).isUnresolved() ) { + unresolved = true; + }*/ + } + policySet.setUnresolved(unresolved); + } + } + + + + public QName getArtifactType() { + return POLICY_SET_QNAME; + } + + public Class<PolicySet> getModelType() { + return PolicySet.class; + } + + private void resolveProvidedIntents(PolicySet policySet, ModelResolver resolver) throws ContributionResolveException { + if (policySet != null) { + //resolve all provided intents + List<Intent> providedIntents = new ArrayList<Intent>(); + for (Intent providedIntent : policySet.getProvidedIntents()) { + if (providedIntent.isUnresolved()) { + Intent resolvedProvidedIntent = resolver.resolveModel(Intent.class, providedIntent); + if (!resolvedProvidedIntent.isUnresolved()) { + providedIntents.add(resolvedProvidedIntent); + } else { + error("ProvidedIntentNotFound", policySet, providedIntent, policySet); + return; + //throw new ContributionResolveException("Provided Intent - " + providedIntent + //+ " not found for PolicySet " + policySet); + } + } else { + providedIntents.add(providedIntent); + } + } + policySet.getProvidedIntents().clear(); + policySet.getProvidedIntents().addAll(providedIntents); + } + } + + private void resolveIntentsInMappedPolicies(PolicySet policySet, ModelResolver resolver) throws ContributionResolveException { + Map<Intent, List<Object>> mappedPolicies = new Hashtable<Intent, List<Object>>(); + for (Map.Entry<Intent, List<Object>> entry : policySet.getMappedPolicies().entrySet()) { + Intent mappedIntent = entry.getKey(); + if (mappedIntent.isUnresolved()) { + Intent resolvedMappedIntent = resolver.resolveModel(Intent.class, mappedIntent); + if (!resolvedMappedIntent.isUnresolved()) { + mappedPolicies.put(resolvedMappedIntent, entry.getValue()); + } else { + error("MappedIntentNotFound", policySet, mappedIntent, policySet); + return; + //throw new ContributionResolveException("Mapped Intent - " + mappedIntent + //+ " not found for PolicySet " + policySet); + } + } else { + mappedPolicies.put(mappedIntent, entry.getValue()); + } + } + + policySet.getMappedPolicies().clear(); + policySet.getMappedPolicies().putAll(mappedPolicies); + } + + private void resolveReferredPolicySets(PolicySet policySet, ModelResolver resolver) throws ContributionResolveException { + + List<PolicySet> referredPolicySets = new ArrayList<PolicySet>(); + for (PolicySet referredPolicySet : policySet.getReferencedPolicySets()) { + if (referredPolicySet.isUnresolved()) { + PolicySet resolvedReferredPolicySet = resolver.resolveModel(PolicySet.class, referredPolicySet); + if (!resolvedReferredPolicySet.isUnresolved()) { + referredPolicySets.add(resolvedReferredPolicySet); + } else { + error("ReferredPolicySetNotFound", policySet, referredPolicySet, policySet); + return; + //throw new ContributionResolveException("Referred PolicySet - " + referredPolicySet + //+ "not found for PolicySet - " + policySet); + } + } else { + referredPolicySets.add(referredPolicySet); + } + } + policySet.getReferencedPolicySets().clear(); + policySet.getReferencedPolicySets().addAll(referredPolicySets); + } + + private void includeReferredPolicySets(PolicySet policySet, PolicySet referredPolicySet) { + for (PolicySet furtherReferredPolicySet : referredPolicySet.getReferencedPolicySets()) { + includeReferredPolicySets(referredPolicySet, furtherReferredPolicySet); + } + policySet.getPolicies().addAll(referredPolicySet.getPolicies()); + policySet.getMappedPolicies().putAll(referredPolicySet.getMappedPolicies()); + } + + public void resolve(PolicySet policySet, ModelResolver resolver) throws ContributionResolveException { + resolveProvidedIntents(policySet, resolver); + resolveIntentsInMappedPolicies(policySet, resolver); + resolveReferredPolicySets(policySet, resolver); + + for (PolicySet referredPolicySet : policySet.getReferencedPolicySets()) { + includeReferredPolicySets(policySet, referredPolicySet); + } + + if ( policySet.isUnresolved() ) { + //resolve the policy attachments + resolvePolicies(policySet, resolver); + + /*if ( !policySet.isUnresolved() ) { + resolver.addModel(policySet); + }*/ + } + } + } diff --git a/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/ProfileIntentProcessor.java b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/ProfileIntentProcessor.java new file mode 100644 index 0000000000..7c205292b0 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/ProfileIntentProcessor.java @@ -0,0 +1,45 @@ +/* + * 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.policy.xml; + +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.policy.PolicyFactory; +import org.apache.tuscany.sca.policy.ProfileIntent; + +/** + * Processor for handling XML models of PolicyIntent definitions that are ProfileIntents + * + * @version $Rev$ $Date$ + */ +public class ProfileIntentProcessor extends PolicyIntentProcessor<ProfileIntent> { + + public ProfileIntentProcessor(PolicyFactory policyFactory, Monitor monitor) { + super(policyFactory, monitor); + } + + public ProfileIntentProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) { + super(modelFactories, monitor); + } + + public Class<ProfileIntent> getModelType() { + return ProfileIntent.class; + } +} diff --git a/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/QualifiedIntentProcessor.java b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/QualifiedIntentProcessor.java new file mode 100644 index 0000000000..abe80e2a54 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/QualifiedIntentProcessor.java @@ -0,0 +1,45 @@ +/* + * 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.policy.xml; + +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.policy.PolicyFactory; +import org.apache.tuscany.sca.policy.QualifiedIntent; + +/** + * Processor for handling XML models of PolicyIntent definitions that are QualifiedIntents + * + * @version $Rev$ $Date$ + */ +public class QualifiedIntentProcessor extends PolicyIntentProcessor<QualifiedIntent> { + + public QualifiedIntentProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) { + super(modelFactories, monitor); + } + + public QualifiedIntentProcessor(PolicyFactory policyFactory, Monitor monitor) { + super(policyFactory, monitor); + } + + public Class<QualifiedIntent> getModelType() { + return QualifiedIntent.class; + } +} diff --git a/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/SimpleIntentProcessor.java b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/SimpleIntentProcessor.java new file mode 100644 index 0000000000..73795349c1 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/java/org/apache/tuscany/sca/policy/xml/SimpleIntentProcessor.java @@ -0,0 +1,45 @@ +/* + * 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.policy.xml; + +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.monitor.Monitor; +import org.apache.tuscany.sca.policy.Intent; +import org.apache.tuscany.sca.policy.PolicyFactory; + +/** + * Processor for handling XML models of PolicyIntent definitions + * + * @version $Rev$ $Date$ + */ +public class SimpleIntentProcessor extends PolicyIntentProcessor<Intent> { + + public SimpleIntentProcessor(PolicyFactory policyFactory, Monitor monitor) { + super(policyFactory, monitor); + } + + public SimpleIntentProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) { + super(modelFactories, monitor); + } + + public Class<Intent> getModelType() { + return Intent.class; + } +} diff --git a/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor new file mode 100644 index 0000000000..c41a0cd01f --- /dev/null +++ b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor @@ -0,0 +1,24 @@ +# 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. + +# Implementation class for the artifact processor extension +org.apache.tuscany.sca.policy.xml.BindingTypeProcessor;qname=http://www.osoa.org/xmlns/sca/1.0#bindingType,model=org.apache.tuscany.sca.policy.IntentAttachPointType +org.apache.tuscany.sca.policy.xml.ImplementationTypeProcessor;qname=http://www.osoa.org/xmlns/sca/1.0#implementationType,model=org.apache.tuscany.sca.policy.IntentAttachPointType +org.apache.tuscany.sca.policy.xml.SimpleIntentProcessor;qname=http://www.osoa.org/xmlns/sca/1.0#intent,model=org.apache.tuscany.sca.policy.Intent +org.apache.tuscany.sca.policy.xml.PolicySetProcessor;qname=http://www.osoa.org/xmlns/sca/1.0#policySet,model=org.apache.tuscany.sca.policy.PolicySet +org.apache.tuscany.sca.policy.xml.ProfileIntentProcessor;qname=http://www.osoa.org/xmlns/sca/1.0#intent,model=org.apache.tuscany.sca.policy.ProfileIntent +org.apache.tuscany.sca.policy.xml.QualifiedIntentProcessor;qname=http://www.osoa.org/xmlns/sca/1.0#intent,model=org.apache.tuscany.sca.policy.QualifiedIntent diff --git a/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/resources/policy-xml-validation-messages.properties b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/resources/policy-xml-validation-messages.properties new file mode 100644 index 0000000000..40107bb11e --- /dev/null +++ b/sca-java-1.x/branches/sca-java-20080910/modules/policy-xml/src/main/resources/policy-xml-validation-messages.properties @@ -0,0 +1,44 @@ +# +# +# 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. +# +# +ReferredPolicySetNotFound = Referred PolicySet - {0} not found for PolicySet - {1} +MappedIntentNotFound = Mapped Intent - {0} not found for PolicySet {1} +ProvidedIntentNotFound = Provided Intent - {0} not found for PolicySet {1} +UnableToMapPolicies = Unable to map policies for default qualifier in IntentMap for - {0} in policy set - {1} +IntentMapDoesNotMatch = Intent provided by IntentMap {0} does not match parent qualifier {1} in policyset - {2} +IntentNotSpecified = Intent Map provides for Intent not specified as provided by parent PolicySet - {0} +ContrainsAttributeMissing = Constrains attribute missing from Policy Intent Definition {0} +RequiredIntentNotFound = Required Intent - {0} not found for ProfileIntent {1} +QualifiableIntentNotFound = Qualifiable Intent - {0} not found for QualifiedIntent {1} +ErrorInPolicyIntentDefinition = Error in PolicyIntent Definition - {0} {1} +ExcludedIntentNotFound = Excluded Intent {0} not found for intent {1} +UnrecognizedIntentAttachPointType = Unrecognized IntentAttachPointType - {0} +RequiredAttributeMissing = Required attribute {0} missing from BindingType Definition +AlwaysProvidedIntentNotFound = Always Provided Intent - {0} not found for ExtensionType {1} +MayProvideIntentNotFound = May Provide Intent - {0} not found for ExtensionType {1} +ContributionReadException = ContributionReadException occurred due to: {0} +CyclicReferenceFound = Cyclic reference detected in required attributes of ProfileIntents {0} and {1} +IntentNameMissing = Required attribute "name" missing for Intent Definition +PolicySetReferenceNameMissing = Required attribute "name" missing for PolicySetReference in PolicySet : {0} +PolicySetNameMissing = Required attribute "name" missing for PolicySet Definition +PolicySetAppliesToMissing = Required attribute "appliesTo" missing for PolicySet Definition +IntentMapProvidesMissing = Required attribute "provides" missing for IntentMap in PolicySet : {0} +QualifierNameMissing = Required attribute "name" missing for qualifier definition in PolicySet : {0} + |