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-rw-r--r--java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java306
1 files changed, 160 insertions, 146 deletions
diff --git a/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java b/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java
index 8c7b4117f4..ffffd06404 100644
--- a/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java
+++ b/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java
@@ -67,7 +67,6 @@ import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
import javax.xml.xpath.XPathExpressionException;
-import javax.xml.xpath.XPathFactory;
import org.apache.tuscany.sca.assembly.Binding;
import org.apache.tuscany.sca.assembly.Callback;
@@ -113,12 +112,10 @@ import org.w3c.dom.Document;
*/
public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArtifactProcessor<Composite> {
private XPathHelper xpathHelper;
- private XPathFactory xPathFactory;
private PolicyFactory intentAttachPointTypeFactory;
private StAXAttributeProcessor<Object> extensionAttributeProcessor;
private ContributionFactory contributionFactory;
-
/**
* Construct a new composite processor
*
@@ -126,17 +123,14 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
* @param extensionProcessor
*/
public CompositeProcessor(ExtensionPointRegistry extensionPoints,
- StAXArtifactProcessor extensionProcessor,
- StAXAttributeProcessor extensionAttributeProcessor,
- Monitor monitor) {
+ StAXArtifactProcessor extensionProcessor,
+ StAXAttributeProcessor extensionAttributeProcessor,
+ Monitor monitor) {
- this(modelFactories(extensionPoints),
- extensionProcessor,
- extensionAttributeProcessor,
- monitor(extensionPoints));
+ this(modelFactories(extensionPoints), extensionProcessor, extensionAttributeProcessor, monitor(extensionPoints));
this.xpathHelper = XPathHelper.getInstance(extensionPoints);
- this.extensionAttributeProcessor = extensionAttributeProcessor;
+ this.extensionAttributeProcessor = extensionAttributeProcessor;
}
/**
@@ -147,13 +141,12 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
* @param monitor
*/
private CompositeProcessor(FactoryExtensionPoint modelFactories,
- StAXArtifactProcessor extensionProcessor,
- StAXAttributeProcessor extensionAttributeProcessor,
- Monitor monitor) {
+ StAXArtifactProcessor extensionProcessor,
+ StAXAttributeProcessor extensionAttributeProcessor,
+ Monitor monitor) {
- super(modelFactories, extensionProcessor, monitor);
+ super(modelFactories, extensionProcessor, monitor);
this.intentAttachPointTypeFactory = modelFactories.getFactory(PolicyFactory.class);
- this.xPathFactory = modelFactories.getFactory(XPathFactory.class);
this.contributionFactory = modelFactories.getFactory(ContributionFactory.class);
this.extensionAttributeProcessor = extensionAttributeProcessor;
@@ -190,12 +183,12 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
composite.setName(new QName(getString(reader, TARGET_NAMESPACE), getString(reader, NAME)));
- if(!isSet(reader, TARGET_NAMESPACE)){
+ if (!isSet(reader, TARGET_NAMESPACE)) {
// spec says that a composite must have a namespace
warning("NoCompositeNamespace", composite, composite.getName().toString());
}
- if(isSet(reader, AUTOWIRE)) {
+ if (isSet(reader, AUTOWIRE)) {
composite.setAutowire(getBoolean(reader, AUTOWIRE));
}
@@ -224,7 +217,8 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
componentService.setName(getString(reader, NAME));
//handle extension attributes
- this.readExtendedAttributes(reader, name, componentService, extensionAttributeProcessor);
+ this
+ .readExtendedAttributes(reader, name, componentService, extensionAttributeProcessor);
component.getServices().add(componentService);
policyProcessor.readPolicies(contract, reader);
@@ -260,7 +254,8 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
}
//handle extension attributes
- this.readExtendedAttributes(reader, name, compositeService, extensionAttributeProcessor);
+ this
+ .readExtendedAttributes(reader, name, compositeService, extensionAttributeProcessor);
composite.getServices().add(compositeService);
policyProcessor.readPolicies(contract, reader);
@@ -285,7 +280,10 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
componentReference.setWiredByImpl(getBoolean(reader, WIRED_BY_IMPL));
//handle extension attributes
- this.readExtendedAttributes(reader, name, componentReference, extensionAttributeProcessor);
+ this.readExtendedAttributes(reader,
+ name,
+ componentReference,
+ extensionAttributeProcessor);
component.getReferences().add(componentReference);
policyProcessor.readPolicies(contract, reader);
@@ -319,7 +317,10 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
compositeReference.setWiredByImpl(getBoolean(reader, WIRED_BY_IMPL));
//handle extension attributes
- this.readExtendedAttributes(reader, name, compositeReference, extensionAttributeProcessor);
+ this.readExtendedAttributes(reader,
+ name,
+ compositeReference,
+ extensionAttributeProcessor);
composite.getReferences().add(compositeReference);
policyProcessor.readPolicies(contract, reader);
@@ -332,7 +333,7 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
componentProperty = assemblyFactory.createComponentProperty();
property = componentProperty;
String source = getString(reader, SOURCE);
- if(source!=null) {
+ if (source != null) {
source = source.trim();
}
componentProperty.setSource(source);
@@ -350,7 +351,7 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
source = ".";
}
}
-
+
try {
componentProperty.setSourceXPathExpression(xpathHelper.compile(reader
.getNamespaceContext(), source));
@@ -363,13 +364,18 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
componentProperty.setFile(getString(reader, FILE));
//handle extension attributes
- this.readExtendedAttributes(reader, name, componentProperty, extensionAttributeProcessor);
+ this.readExtendedAttributes(reader,
+ name,
+ componentProperty,
+ extensionAttributeProcessor);
policyProcessor.readPolicies(property, reader);
readAbstractProperty(componentProperty, reader);
// Read the property value
- Document value = readPropertyValue(property.getXSDElement(), property.getXSDType(), property.isMany(), reader);
+ Document value =
+ readPropertyValue(property.getXSDElement(), property.getXSDType(), property
+ .isMany(), reader);
property.setValue(value);
component.getProperties().add(componentProperty);
@@ -381,7 +387,9 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
readAbstractProperty(property, reader);
// Read the property value
- Document value = readPropertyValue(property.getXSDElement(), property.getXSDType(), property.isMany(), reader);
+ Document value =
+ readPropertyValue(property.getXSDElement(), property.getXSDType(), property
+ .isMany(), reader);
property.setValue(value);
composite.getProperties().add(property);
@@ -407,7 +415,7 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
}
//handle extension attributes
- this.readExtendedAttributes(reader, name, component, extensionAttributeProcessor);
+ this.readExtendedAttributes(reader, name, component, extensionAttributeProcessor);
component.setConstrainingType(readConstrainingType(reader));
composite.getComponents().add(component);
@@ -475,14 +483,14 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
contract.setInterfaceContract((InterfaceContract)extension);
} else {
if (name.getNamespaceURI().equals(SCA11_NS)) {
- error("UnexpectedInterfaceElement", extension);
+ error("UnexpectedInterfaceElement", extension);
//throw new ContributionReadException("Unexpected <interface> element found. It should appear inside a <service> or <reference> element");
} else {
composite.getExtensions().add(extension);
}
}
} else if (extension instanceof Binding) {
- if ( extension instanceof PolicySubject ) {
+ if (extension instanceof PolicySubject) {
ExtensionType bindingType = intentAttachPointTypeFactory.createBindingType();
bindingType.setType(name);
bindingType.setUnresolved(true);
@@ -497,7 +505,7 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
contract.getBindings().add((Binding)extension);
} else {
if (name.getNamespaceURI().equals(SCA11_NS)) {
- error("UnexpectedBindingElement", extension);
+ error("UnexpectedBindingElement", extension);
//throw new ContributionReadException("Unexpected <binding> element found. It should appear inside a <service> or <reference> element");
} else {
composite.getExtensions().add(extension);
@@ -506,8 +514,9 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
}
} else if (extension instanceof Implementation) {
- if ( extension instanceof PolicySubject ) {
- ExtensionType implType = intentAttachPointTypeFactory.createImplementationType();
+ if (extension instanceof PolicySubject) {
+ ExtensionType implType =
+ intentAttachPointTypeFactory.createImplementationType();
implType.setType(name);
implType.setUnresolved(true);
((PolicySubject)extension).setExtensionType(implType);
@@ -517,7 +526,7 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
component.setImplementation((Implementation)extension);
} else {
if (name.getNamespaceURI().equals(SCA11_NS)) {
- error("UnexpectedImplementationElement", extension);
+ error("UnexpectedImplementationElement", extension);
//throw new ContributionReadException("Unexpected <implementation> element found. It should appear inside a <component> element");
} else {
composite.getExtensions().add(extension);
@@ -578,8 +587,7 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
reader.next();
}
}
- }
- catch (XMLStreamException e) {
+ } catch (XMLStreamException e) {
ContributionReadException ex = new ContributionReadException(e);
error("XMLStreamException", reader, ex);
}
@@ -587,7 +595,8 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
return composite;
}
- public void write(Composite composite, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException {
+ public void write(Composite composite, XMLStreamWriter writer) throws ContributionWriteException,
+ XMLStreamException {
// Write <composite> element
writeStartDocument(writer,
@@ -604,11 +613,8 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
// Write <include> elements
for (Composite include : composite.getIncludes()) {
- String uri = include.isUnresolved()? include.getURI() : null;
- writeStart(writer,
- INCLUDE,
- new XAttr(NAME, include.getName()),
- new XAttr(URI, uri));
+ String uri = include.isUnresolved() ? include.getURI() : null;
+ writeStart(writer, INCLUDE, new XAttr(NAME, include.getName()), new XAttr(URI, uri));
//write extended attributes
this.writeExtendedAttributes(writer, include, extensionAttributeProcessor);
@@ -631,13 +637,15 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
} else {
promote = null;
}
- writeStart(writer, SERVICE, new XAttr(NAME, service.getName()), new XAttr(PROMOTE, promote),
+ writeStart(writer,
+ SERVICE,
+ new XAttr(NAME, service.getName()),
+ new XAttr(PROMOTE, promote),
policyProcessor.writePolicies(service));
//write extended attributes
this.writeExtendedAttributes(writer, service, extensionAttributeProcessor);
-
// Write service interface
extensionProcessor.write(service.getInterfaceContract(), writer);
@@ -649,8 +657,7 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
// Write <callback> element
if (service.getCallback() != null) {
Callback callback = service.getCallback();
- writeStart(writer, CALLBACK,
- policyProcessor.writePolicies(callback));
+ writeStart(writer, CALLBACK, policyProcessor.writePolicies(callback));
//write extended attributes
this.writeExtendedAttributes(writer, callback, extensionAttributeProcessor);
@@ -678,7 +685,9 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
// Write <component> elements
for (Component component : composite.getComponents()) {
- writeStart(writer, COMPONENT, new XAttr(NAME, component.getName()),
+ writeStart(writer,
+ COMPONENT,
+ new XAttr(NAME, component.getName()),
new XAttr(URI, component.getURI()),
new XAttr(AUTOWIRE, component.getAutowire()),
policyProcessor.writePolicies(component));
@@ -705,8 +714,7 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
// Write <service> elements
for (ComponentService service : component.getServices()) {
- writeStart(writer, SERVICE, new XAttr(NAME, service.getName()),
- policyProcessor.writePolicies(service));
+ writeStart(writer, SERVICE, new XAttr(NAME, service.getName()), policyProcessor.writePolicies(service));
//write extended attributes
this.writeExtendedAttributes(writer, service, extensionAttributeProcessor);
@@ -835,12 +843,14 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
// Write list of promoted references
List<String> promote = new ArrayList<String>();
- for (ComponentReference promoted: compositeReference.getPromotedReferences()) {
+ for (ComponentReference promoted : compositeReference.getPromotedReferences()) {
promote.add(promoted.getName());
}
// Write <reference> element
- writeStart(writer, REFERENCE, new XAttr(NAME, reference.getName()),
+ writeStart(writer,
+ REFERENCE,
+ new XAttr(NAME, reference.getName()),
new XAttr(PROMOTE, promote),
writeMultiplicity(reference),
policyProcessor.writePolicies(reference));
@@ -926,7 +936,7 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
}
for (Object extension : composite.getExtensions()) {
- extensionProcessor.write(extension, writer);
+ extensionProcessor.write(extension, writer);
}
writeEndDocument(writer);
@@ -934,101 +944,105 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
public void resolve(Composite composite, ModelResolver resolver) throws ContributionResolveException {
- try {
- this.monitor.pushContext("Composite: " + composite.getName());
-
- // Resolve constraining type
- ConstrainingType constrainingType = composite.getConstrainingType();
- if (constrainingType != null) {
- constrainingType = resolver.resolveModel(ConstrainingType.class, constrainingType);
- composite.setConstrainingType(constrainingType);
- }
-
- // Resolve includes in the composite
- for (int i = 0, n = composite.getIncludes().size(); i < n; i++) {
- Composite include = composite.getIncludes().get(i);
- if (include != null) {
- Composite resolved = resolver.resolveModel(Composite.class, include);
- if (!resolved.isUnresolved()) {
- if ((composite.isLocal() && resolved.isLocal()) || (!composite.isLocal() && !resolved.isLocal())) {
- composite.getIncludes().set(i, resolved);
- } else {
- ContributionResolveException ce = new ContributionResolveException("Error: Composite "+ composite.getName() +" can only include another composite with the identical @local attribute value");
- error("ContributionResolveException", include, ce);
- }
- } else {
- ContributionResolveException ce = new ContributionResolveException("Error: Composite "+ include.getName() +" is not a valid composite within the domain");
+ try {
+ this.monitor.pushContext("Composite: " + composite.getName());
+
+ // Resolve constraining type
+ ConstrainingType constrainingType = composite.getConstrainingType();
+ if (constrainingType != null) {
+ constrainingType = resolver.resolveModel(ConstrainingType.class, constrainingType);
+ composite.setConstrainingType(constrainingType);
+ }
+
+ // Resolve includes in the composite
+ for (int i = 0, n = composite.getIncludes().size(); i < n; i++) {
+ Composite include = composite.getIncludes().get(i);
+ if (include != null) {
+ Composite resolved = resolver.resolveModel(Composite.class, include);
+ if (!resolved.isUnresolved()) {
+ if ((composite.isLocal() && resolved.isLocal()) || (!composite.isLocal() && !resolved.isLocal())) {
+ composite.getIncludes().set(i, resolved);
+ } else {
+ ContributionResolveException ce =
+ new ContributionResolveException("Error: Composite " + composite.getName()
+ + " can only include another composite with the identical @local attribute value");
+ error("ContributionResolveException", include, ce);
+ }
+ } else {
+ ContributionResolveException ce =
+ new ContributionResolveException("Error: Composite " + include.getName()
+ + " is not a valid composite within the domain");
error("ContributionResolveException", include, ce);
- }
- }
- }
-
- // Resolve extensions
- for (Object extension : composite.getExtensions()) {
- if (extension != null) {
- extensionProcessor.resolve(extension, resolver);
- }
- }
-
- //Resolve composite services and references
- resolveContracts(composite, composite.getServices(), resolver);
- resolveContracts(composite, composite.getReferences(), resolver);
-
- // Resolve component implementations, services and references
- for (Component component : composite.getComponents()) {
- constrainingType = component.getConstrainingType();
- if (constrainingType != null) {
- constrainingType = resolver.resolveModel(ConstrainingType.class, constrainingType);
- component.setConstrainingType(constrainingType);
- }
-
- //resolve component services and references
- resolveContracts(component, component.getServices(), resolver);
- resolveContracts(component, component.getReferences(), resolver);
-
- for (ComponentProperty componentProperty : component.getProperties()) {
- if (componentProperty.getFile() != null) {
- Artifact artifact = contributionFactory.createArtifact();
- artifact.setURI(componentProperty.getFile());
- artifact = resolver.resolveModel(Artifact.class, artifact);
- if (artifact.getLocation() != null) {
- componentProperty.setFile(artifact.getLocation());
- }
- }
- }
-
- //resolve component implementation
- Implementation implementation = component.getImplementation();
- if (implementation != null) {
- //now resolve the implementation so that even if there is a shared instance
- //for this that is resolved, the specified intents and policysets are safe in the
- //component and not lost
- implementation = resolveImplementation(implementation, resolver);
-
- validatePropertyTypes(component, implementation);
-
- component.setImplementation(implementation);
- }
-
- //add model resolver to component
- if (component instanceof ResolverExtension) {
- ((ResolverExtension)component).setModelResolver(resolver);
- }
- }
-
- // Add model resolver to promoted components
- for (Service service : composite.getServices()) {
- CompositeService compositeService = (CompositeService)service;
- Component promotedComponent = compositeService.getPromotedComponent();
- if (promotedComponent instanceof ResolverExtension) {
- ((ResolverExtension)promotedComponent).setModelResolver(resolver);
- }
- } // end for
-
- } finally {
- // Pop context
- this.monitor.popContext();
- } // end try
+ }
+ }
+ }
+
+ // Resolve extensions
+ for (Object extension : composite.getExtensions()) {
+ if (extension != null) {
+ extensionProcessor.resolve(extension, resolver);
+ }
+ }
+
+ //Resolve composite services and references
+ resolveContracts(composite, composite.getServices(), resolver);
+ resolveContracts(composite, composite.getReferences(), resolver);
+
+ // Resolve component implementations, services and references
+ for (Component component : composite.getComponents()) {
+ constrainingType = component.getConstrainingType();
+ if (constrainingType != null) {
+ constrainingType = resolver.resolveModel(ConstrainingType.class, constrainingType);
+ component.setConstrainingType(constrainingType);
+ }
+
+ //resolve component services and references
+ resolveContracts(component, component.getServices(), resolver);
+ resolveContracts(component, component.getReferences(), resolver);
+
+ for (ComponentProperty componentProperty : component.getProperties()) {
+ if (componentProperty.getFile() != null) {
+ Artifact artifact = contributionFactory.createArtifact();
+ artifact.setURI(componentProperty.getFile());
+ artifact = resolver.resolveModel(Artifact.class, artifact);
+ if (artifact.getLocation() != null) {
+ componentProperty.setFile(artifact.getLocation());
+ }
+ }
+ }
+
+ //resolve component implementation
+ Implementation implementation = component.getImplementation();
+ if (implementation != null) {
+ //now resolve the implementation so that even if there is a shared instance
+ //for this that is resolved, the specified intents and policysets are safe in the
+ //component and not lost
+ implementation = resolveImplementation(implementation, resolver);
+
+ validatePropertyTypes(component, implementation);
+
+ component.setImplementation(implementation);
+ }
+
+ //add model resolver to component
+ if (component instanceof ResolverExtension) {
+ ((ResolverExtension)component).setModelResolver(resolver);
+ }
+ }
+
+ // Add model resolver to promoted components
+ for (Service service : composite.getServices()) {
+ CompositeService compositeService = (CompositeService)service;
+ Component promotedComponent = compositeService.getPromotedComponent();
+ if (promotedComponent instanceof ResolverExtension) {
+ ((ResolverExtension)promotedComponent).setModelResolver(resolver);
+ }
+ } // end for
+
+ } finally {
+ // Pop context
+ this.monitor.popContext();
+ } // end try
}
/**