public MetadataItem get(String metadataIdentificationString) {
ProjectMetadata projectMetadata = projectOperations.getProjectMetadata();
if (projectMetadata == null) {
return null;
}
ClassOrInterfaceTypeDetails proxy = getGovernor(metadataIdentificationString);
if (proxy == null) {
return null;
}
AnnotationMetadata proxyAnnotation =
GwtUtils.getFirstAnnotation(proxy, GwtUtils.PROXY_ANNOTATIONS);
if (proxyAnnotation == null) {
return null;
}
String locatorType = GwtUtils.getStringValue(proxyAnnotation.getAttribute("locator"));
if (!StringUtils.hasText(locatorType)) {
return null;
}
ClassOrInterfaceTypeDetails entity = gwtTypeService.lookupEntityFromProxy(proxy);
if (entity == null) {
return null;
}
MethodMetadata idAccessor = persistenceMemberLocator.getIdentifierAccessor(entity.getName());
MethodMetadata versionAccessor = persistenceMemberLocator.getVersionAccessor(entity.getName());
if (idAccessor == null || versionAccessor == null) {
return null;
}
final JavaType idType = GwtUtils.convertPrimitiveType(idAccessor.getReturnType(), true);
String locatorIdentifier = PhysicalTypeIdentifier.createIdentifier(new JavaType(locatorType));
ClassOrInterfaceTypeDetailsBuilder locatorBuilder =
new ClassOrInterfaceTypeDetailsBuilder(locatorIdentifier);
AnnotationMetadataBuilder annotationMetadataBuilder =
new AnnotationMetadataBuilder(RooJavaType.ROO_GWT_LOCATOR);
annotationMetadataBuilder.addStringAttribute(
"value", entity.getName().getFullyQualifiedTypeName());
locatorBuilder.addAnnotation(annotationMetadataBuilder);
annotationMetadataBuilder = new AnnotationMetadataBuilder(SpringJavaType.COMPONENT);
locatorBuilder.addAnnotation(annotationMetadataBuilder);
locatorBuilder.setName(new JavaType(locatorType));
locatorBuilder.setModifier(Modifier.PUBLIC);
locatorBuilder.setPhysicalTypeCategory(PhysicalTypeCategory.CLASS);
locatorBuilder.addExtendsTypes(
new JavaType(
GwtUtils.LOCATOR.getFullyQualifiedTypeName(),
0,
DataType.TYPE,
null,
Arrays.asList(entity.getName(), idType)));
locatorBuilder.addMethod(getCreateMethod(locatorIdentifier, entity.getName()));
locatorBuilder.addMethod(
getFindMethod(locatorBuilder, locatorIdentifier, entity.getName(), idType));
locatorBuilder.addMethod(getDomainTypeMethod(locatorIdentifier, entity.getName()));
locatorBuilder.addMethod(getIdMethod(locatorIdentifier, entity.getName(), idAccessor));
locatorBuilder.addMethod(getIdTypeMethod(locatorIdentifier, entity.getName(), idType));
locatorBuilder.addMethod(
getVersionMethod(locatorIdentifier, entity.getName(), versionAccessor));
typeManagementService.createOrUpdateTypeOnDisk(locatorBuilder.build());
return null;
}
public void notify(String upstreamDependency, String downstreamDependency) {
ProjectMetadata projectMetadata = projectOperations.getProjectMetadata();
if (projectMetadata == null) {
return;
}
if (MetadataIdentificationUtils.isIdentifyingClass(downstreamDependency)) {
Assert.isTrue(
MetadataIdentificationUtils.getMetadataClass(upstreamDependency)
.equals(
MetadataIdentificationUtils.getMetadataClass(
PhysicalTypeIdentifier.getMetadataIdentiferType())),
"Expected class-level notifications only for PhysicalTypeIdentifier (not '"
+ upstreamDependency
+ "')");
ClassOrInterfaceTypeDetails cid =
typeLocationService.getTypeForIdentifier(upstreamDependency);
boolean processed = false;
if (MemberFindingUtils.getAnnotationOfType(cid.getAnnotations(), RooJavaType.ROO_GWT_REQUEST)
!= null) {
ClassOrInterfaceTypeDetails proxy = gwtTypeService.lookupProxyFromRequest(cid);
if (proxy != null) {
JavaType typeName = PhysicalTypeIdentifier.getJavaType(proxy.getDeclaredByMetadataId());
Path typePath = PhysicalTypeIdentifier.getPath(proxy.getDeclaredByMetadataId());
downstreamDependency = GwtLocatorMetadata.createIdentifier(typeName, typePath);
processed = true;
}
}
if (!processed
&& MemberFindingUtils.getAnnotationOfType(cid.getAnnotations(), RooJavaType.ROO_GWT_PROXY)
== null) {
boolean found = false;
for (ClassOrInterfaceTypeDetails classOrInterfaceTypeDetails :
typeLocationService.findClassesOrInterfaceDetailsWithAnnotation(
RooJavaType.ROO_GWT_PROXY)) {
AnnotationMetadata annotationMetadata =
GwtUtils.getFirstAnnotation(
classOrInterfaceTypeDetails, GwtUtils.ROO_PROXY_REQUEST_ANNOTATIONS);
if (annotationMetadata != null) {
AnnotationAttributeValue<?> attributeValue = annotationMetadata.getAttribute("value");
if (attributeValue != null) {
String mirrorName = GwtUtils.getStringValue(attributeValue);
if (mirrorName != null
&& cid.getName().getFullyQualifiedTypeName().equals(attributeValue.getValue())) {
found = true;
JavaType typeName =
PhysicalTypeIdentifier.getJavaType(
classOrInterfaceTypeDetails.getDeclaredByMetadataId());
Path typePath =
PhysicalTypeIdentifier.getPath(
classOrInterfaceTypeDetails.getDeclaredByMetadataId());
downstreamDependency = GwtLocatorMetadata.createIdentifier(typeName, typePath);
break;
}
}
}
}
if (!found) {
return;
}
} else if (!processed) {
// A physical Java type has changed, and determine what the corresponding local metadata
// identification string would have been
JavaType typeName = PhysicalTypeIdentifier.getJavaType(upstreamDependency);
Path typePath = PhysicalTypeIdentifier.getPath(upstreamDependency);
downstreamDependency = GwtLocatorMetadata.createIdentifier(typeName, typePath);
}
// We only need to proceed if the downstream dependency relationship is not already registered
// (if it's already registered, the event will be delivered directly later on)
if (metadataDependencyRegistry
.getDownstream(upstreamDependency)
.contains(downstreamDependency)) {
return;
}
}
// We should now have an instance-specific "downstream dependency" that can be processed by this
// class
Assert.isTrue(
MetadataIdentificationUtils.getMetadataClass(downstreamDependency)
.equals(MetadataIdentificationUtils.getMetadataClass(getProvidesType())),
"Unexpected downstream notification for '"
+ downstreamDependency
+ "' to this provider (which uses '"
+ getProvidesType()
+ "'");
metadataService.get(downstreamDependency, true);
}