public ProcessingStep create(
IProvisioningAgent agent, IProcessingStepDescriptor descriptor, IArtifactDescriptor context) {
IExtensionRegistry registry = RegistryFactory.getRegistry();
IExtension extension =
registry.getExtension(PROCESSING_STEPS_EXTENSION_ID, descriptor.getProcessorId());
Exception error;
if (extension != null) {
IConfigurationElement[] config = extension.getConfigurationElements();
try {
Object object = config[0].createExecutableExtension("class"); // $NON-NLS-1$
ProcessingStep step = (ProcessingStep) object;
step.initialize(agent, descriptor, context);
return step;
} catch (Exception e) {
error = e;
}
} else
error =
new ProcessingStepHandlerException(
NLS.bind(
Messages.cannot_get_extension,
PROCESSING_STEPS_EXTENSION_ID,
descriptor.getProcessorId()));
int severity = descriptor.isRequired() ? IStatus.ERROR : IStatus.INFO;
ProcessingStep result = new EmptyProcessingStep();
result.setStatus(
new Status(
severity,
Activator.ID,
Messages.cannot_instantiate_step + descriptor.getProcessorId(),
error));
return result;
}
private void extensionsToString(IExtension[] extensions) {
extensionIDs = new ArrayList(extensions.length);
for (int i = 0; i < extensions.length; i++) {
IExtension extension = extensions[i];
extensionIDs.add(extension.getUniqueIdentifier());
// test navigation: to extension point
String ownerId = extension.getExtensionPointUniqueIdentifier();
if (extPointId != null) assertTrue(extPointId.equals(ownerId));
// test navigation: all children
assertTrue(validContents(extension.getConfigurationElements()));
}
}
/**
* Create a new instance of <code>LightweightActionDescriptor</code>.
*
* @param actionElement the configuration element
*/
public LightweightActionDescriptor(IConfigurationElement actionElement) {
super();
this.id = actionElement.getAttribute(IWorkbenchRegistryConstants.ATT_ID);
this.label = actionElement.getAttribute(IWorkbenchRegistryConstants.ATT_LABEL);
this.description = actionElement.getAttribute(IWorkbenchRegistryConstants.TAG_DESCRIPTION);
String iconName = actionElement.getAttribute(IWorkbenchRegistryConstants.ATT_ICON);
if (iconName != null) {
IExtension extension = actionElement.getDeclaringExtension();
this.image = AbstractUIPlugin.imageDescriptorFromPlugin(extension.getNamespace(), iconName);
}
}
public IdentityRepository[] getPluggedInIdentityRepositries() {
IExtension[] extensions =
Platform.getExtensionRegistry()
.getExtensionPoint(JSchCorePlugin.ID, JSchCorePlugin.PT_IDENTITYREPOSITORY)
.getExtensions();
if (extensions.length == 0) return new IdentityRepository[0];
ArrayList tmp = new ArrayList();
for (int i = 0; i < extensions.length; i++) {
IExtension extension = extensions[i];
IConfigurationElement[] configs = extension.getConfigurationElements();
if (configs.length == 0) {
JSchCorePlugin.log(
IStatus.ERROR,
NLS.bind(
"IdentityRepository {0} is missing required fields",
(new Object[] {extension.getUniqueIdentifier()})),
null); //$NON-NLS-1$
continue;
}
try {
IConfigurationElement config = configs[0];
AbstractIdentityRepositoryFactory iirf =
(AbstractIdentityRepositoryFactory)
config.createExecutableExtension("run"); // $NON-NLS-1$
tmp.add(iirf.create());
} catch (CoreException ex) {
JSchCorePlugin.log(
IStatus.ERROR,
NLS.bind(
"Unable to instantiate identity repository {0}",
(new Object[] {extension.getUniqueIdentifier()})),
ex); //$NON-NLS-1$
}
}
IdentityRepository[] repositories = new IdentityRepository[tmp.size()];
for (int i = 0; i < tmp.size(); i++) {
repositories[i] = (IdentityRepository) tmp.get(i);
}
return repositories;
}
/** Initialize this nature descriptor based on the provided extension point. */
protected void readExtension(IExtension natureExtension) throws CoreException {
// read the extension
id = natureExtension.getUniqueIdentifier();
if (id == null) {
fail(Messages.natures_missingIdentifier);
}
label = natureExtension.getLabel();
IConfigurationElement[] elements = natureExtension.getConfigurationElements();
int count = elements.length;
ArrayList requiredList = new ArrayList(count);
ArrayList setList = new ArrayList(count);
ArrayList builderList = new ArrayList(count);
ArrayList contentTypeList = new ArrayList(count);
for (int i = 0; i < count; i++) {
IConfigurationElement element = elements[i];
String name = element.getName();
if (name.equalsIgnoreCase("requires-nature")) { // $NON-NLS-1$
String attribute = element.getAttribute("id"); // $NON-NLS-1$
if (attribute == null) fail();
requiredList.add(attribute);
} else if (name.equalsIgnoreCase("one-of-nature")) { // $NON-NLS-1$
String attribute = element.getAttribute("id"); // $NON-NLS-1$
if (attribute == null) fail();
setList.add(attribute);
} else if (name.equalsIgnoreCase("builder")) { // $NON-NLS-1$
String attribute = element.getAttribute("id"); // $NON-NLS-1$
if (attribute == null) fail();
builderList.add(attribute);
} else if (name.equalsIgnoreCase("content-type")) { // $NON-NLS-1$
String attribute = element.getAttribute("id"); // $NON-NLS-1$
if (attribute == null) fail();
contentTypeList.add(attribute);
} else if (name.equalsIgnoreCase("options")) { // $NON-NLS-1$
String attribute = element.getAttribute("allowLinking"); // $NON-NLS-1$
// when in doubt (missing attribute, wrong value) default to allow linking
allowLinking = !Boolean.FALSE.toString().equalsIgnoreCase(attribute);
}
}
requiredNatures = (String[]) requiredList.toArray(new String[requiredList.size()]);
natureSets = (String[]) setList.toArray(new String[setList.size()]);
builderIds = (String[]) builderList.toArray(new String[builderList.size()]);
contentTypeIds = (String[]) contentTypeList.toArray(new String[contentTypeList.size()]);
}