org.eclipse.core.runtime.IExtensionRegistry.getExtension java code examples

IExtension getAppExtension(String applicationId) {
  return extensionRegistry.getExtension(PI_RUNTIME, PT_APPLICATIONS, applicationId);
}

IExtension getAppExtension(String applicationId) {
  return extensionRegistry.getExtension(PI_RUNTIME, PT_APPLICATIONS, applicationId);
}

IExtension getAppExtension(String applicationId) {
  return extensionRegistry.getExtension(PI_RUNTIME, PT_APPLICATIONS, applicationId);
}

public boolean supportsConfigs() {
  if (!supportsConfigurationsCalculated) {
    IExtension extension = Platform.getExtensionRegistry().getExtension(ResourcesPlugin.PI_RESOURCES, ResourcesPlugin.PT_BUILDERS, name);
    if (extension != null) {
      IConfigurationElement[] configs = extension.getConfigurationElements();
      if (configs.length != 0) {
        String value = configs[0].getAttribute("supportsConfigurations"); //$NON-NLS-1$
        supportsConfigurations = (value != null && value.equalsIgnoreCase(Boolean.TRUE.toString()));
      }
    }
    supportsConfigurationsCalculated = true;
  }
  return supportsConfigurations;
}

public boolean supportsConfigs() {
  if (!supportsConfigurationsCalculated) {
    IExtension extension = Platform.getExtensionRegistry().getExtension(ResourcesPlugin.PI_RESOURCES, ResourcesPlugin.PT_BUILDERS, name);
    if (extension != null) {
      IConfigurationElement[] configs = extension.getConfigurationElements();
      if (configs.length != 0) {
        String value = configs[0].getAttribute("supportsConfigurations"); //$NON-NLS-1$
        supportsConfigurations = (value != null && value.equalsIgnoreCase(Boolean.TRUE.toString()));
      }
    }
    supportsConfigurationsCalculated = true;
  }
  return supportsConfigurations;
}

public boolean supportsConfigs() {
  if (!supportsConfigurationsCalculated) {
    IExtension extension = Platform.getExtensionRegistry().getExtension(ResourcesPlugin.PI_RESOURCES, ResourcesPlugin.PT_BUILDERS, name);
    if (extension != null) {
      IConfigurationElement[] configs = extension.getConfigurationElements();
      if (configs.length != 0) {
        String value = configs[0].getAttribute("supportsConfigurations"); //$NON-NLS-1$
        supportsConfigurations = (value != null && value.equalsIgnoreCase(Boolean.TRUE.toString()));
      }
    }
    supportsConfigurationsCalculated = true;
  }
  return supportsConfigurations;
}

/**
 * Computes whether this build command allows configuration of its
 * triggers, based on information in the builder extension declaration.
 */
private void computeIsConfigurable() {
  triggers |= MASK_CONFIG_COMPUTED;
  IExtension extension = Platform.getExtensionRegistry().getExtension(ResourcesPlugin.PI_RESOURCES, ResourcesPlugin.PT_BUILDERS, name);
  if (extension != null) {
    IConfigurationElement[] configs = extension.getConfigurationElements();
    if (configs.length != 0) {
      String value = configs[0].getAttribute("isConfigurable"); //$NON-NLS-1$
      setConfigurable(value != null && value.equalsIgnoreCase(Boolean.TRUE.toString()));
    }
  }
}

/**
 * Computes whether this build command allows configuration of its
 * triggers, based on information in the builder extension declaration.
 */
private void computeIsConfigurable() {
  triggers |= MASK_CONFIG_COMPUTED;
  IExtension extension = Platform.getExtensionRegistry().getExtension(ResourcesPlugin.PI_RESOURCES, ResourcesPlugin.PT_BUILDERS, name);
  if (extension != null) {
    IConfigurationElement[] configs = extension.getConfigurationElements();
    if (configs.length != 0) {
      String value = configs[0].getAttribute("isConfigurable"); //$NON-NLS-1$
      setConfigurable(value != null && value.equalsIgnoreCase(Boolean.TRUE.toString()));
    }
  }
}

/**
 * Computes whether this build command allows configuration of its
 * triggers, based on information in the builder extension declaration.
 */
private void computeIsConfigurable() {
  triggers |= MASK_CONFIG_COMPUTED;
  IExtension extension = Platform.getExtensionRegistry().getExtension(ResourcesPlugin.PI_RESOURCES, ResourcesPlugin.PT_BUILDERS, name);
  if (extension != null) {
    IConfigurationElement[] configs = extension.getConfigurationElements();
    if (configs.length != 0) {
      String value = configs[0].getAttribute("isConfigurable"); //$NON-NLS-1$
      setConfigurable(value != null && value.equalsIgnoreCase(Boolean.TRUE.toString()));
    }
  }
}

@Override
public synchronized ModelProvider getModelProvider() throws CoreException {
  if (provider == null) {
    IExtension extension = Platform.getExtensionRegistry().getExtension(ResourcesPlugin.PI_RESOURCES, ResourcesPlugin.PT_MODEL_PROVIDERS, id);
    IConfigurationElement[] elements = extension.getConfigurationElements();
    for (int i = 0; i < elements.length; i++) {
      IConfigurationElement element = elements[i];
      if (element.getName().equalsIgnoreCase("modelProvider")) { //$NON-NLS-1$
        try {
          provider = (ModelProvider) element.createExecutableExtension("class"); //$NON-NLS-1$
          provider.init(this);
        } catch (ClassCastException e) {
          String message = NLS.bind(Messages.mapping_wrongType, id);
          throw new CoreException(new Status(IStatus.ERROR, ResourcesPlugin.PI_RESOURCES, Platform.PLUGIN_ERROR, message, e));
        }
      }
    }
  }
  return provider;
}

@Override
public synchronized ModelProvider getModelProvider() throws CoreException {
  if (provider == null) {
    IExtension extension = Platform.getExtensionRegistry().getExtension(ResourcesPlugin.PI_RESOURCES, ResourcesPlugin.PT_MODEL_PROVIDERS, id);
    IConfigurationElement[] elements = extension.getConfigurationElements();
    for (IConfigurationElement element : elements) {
      if (element.getName().equalsIgnoreCase("modelProvider")) { //$NON-NLS-1$
        try {
          provider = (ModelProvider) element.createExecutableExtension("class"); //$NON-NLS-1$
          provider.init(this);
        } catch (ClassCastException e) {
          String message = NLS.bind(Messages.mapping_wrongType, id);
          throw new CoreException(new Status(IStatus.ERROR, ResourcesPlugin.PI_RESOURCES, Platform.PLUGIN_ERROR, message, e));
        }
      }
    }
  }
  return provider;
}

@Override
public synchronized ModelProvider getModelProvider() throws CoreException {
  if (provider == null) {
    IExtension extension = Platform.getExtensionRegistry().getExtension(ResourcesPlugin.PI_RESOURCES, ResourcesPlugin.PT_MODEL_PROVIDERS, id);
    IConfigurationElement[] elements = extension.getConfigurationElements();
    for (int i = 0; i < elements.length; i++) {
      IConfigurationElement element = elements[i];
      if (element.getName().equalsIgnoreCase("modelProvider")) { //$NON-NLS-1$
        try {
          provider = (ModelProvider) element.createExecutableExtension("class"); //$NON-NLS-1$
          provider.init(this);
        } catch (ClassCastException e) {
          String message = NLS.bind(Messages.mapping_wrongType, id);
          throw new CoreException(new Status(IStatus.ERROR, ResourcesPlugin.PI_RESOURCES, Platform.PLUGIN_ERROR, message, e));
        }
      }
    }
  }
  return provider;
}

protected IExtension[] findMatchingRepositoryExtensions(String suffix, String type) {
  IConfigurationElement[] elt = null;
  if (type != null && type.length() > 0) {
    IExtension ext = RegistryFactory.getRegistry().getExtension(getRepositoryProviderExtensionPointId(), type);
    elt = (ext != null) ? ext.getConfigurationElements() : new IConfigurationElement[0];
  } else {
    elt = RegistryFactory.getRegistry().getConfigurationElementsFor(getRepositoryProviderExtensionPointId());
  }
  int count = 0;
  for (int i = 0; i < elt.length; i++) {
    if (EL_FILTER.equals(elt[i].getName())) {
      if (!suffix.equals(elt[i].getAttribute(ATTR_SUFFIX))) {
        elt[i] = null;
      } else {
        count++;
      }
    } else {
      elt[i] = null;
    }
  }
  IExtension[] results = new IExtension[count];
  for (int i = 0; i < elt.length; i++) {
    if (elt[i] != null)
      results[--count] = elt[i].getDeclaringExtension();
  }
  return results;
}

protected IExtension[] findMatchingRepositoryExtensions(String suffix, String type) {
  IConfigurationElement[] elt = null;
  if (type != null && type.length() > 0) {
    IExtension ext = RegistryFactory.getRegistry().getExtension(getRepositoryProviderExtensionPointId(), type);
    elt = (ext != null) ? ext.getConfigurationElements() : new IConfigurationElement[0];
  } else {
    elt = RegistryFactory.getRegistry().getConfigurationElementsFor(getRepositoryProviderExtensionPointId());
  }
  int count = 0;
  for (int i = 0; i < elt.length; i++) {
    if (EL_FILTER.equals(elt[i].getName())) {
      if (!suffix.equals(elt[i].getAttribute(ATTR_SUFFIX))) {
        elt[i] = null;
      } else {
        count++;
      }
    } else {
      elt[i] = null;
    }
  }
  IExtension[] results = new IExtension[count];
  for (int i = 0; i < elt.length; i++) {
    if (elt[i] != null)
      results[--count] = elt[i].getDeclaringExtension();
  }
  return results;
}

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;
}

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;
}

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;
}

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;
}

/**
 * Instantiates and returns the builder with the given name.  If the builder, its plugin, or its nature
 * is missing, returns null.
 */
private IncrementalProjectBuilder instantiateBuilder(String builderName) throws CoreException {
  IExtension extension = Platform.getExtensionRegistry().getExtension(ResourcesPlugin.PI_RESOURCES, ResourcesPlugin.PT_BUILDERS, builderName);
  if (extension == null)
    return null;
  IConfigurationElement[] configs = extension.getConfigurationElements();
  if (configs.length == 0)
    return null;
  String natureId = null;
  if (getBooleanAttribute(configs[0], "hasNature")) { //$NON-NLS-1$
    //find the nature that owns this builder
    String builderId = extension.getUniqueIdentifier();
    natureId = workspace.getNatureManager().findNatureForBuilder(builderId);
    if (natureId == null)
      return null;
  }
  //The nature exists, or this builder doesn't specify a nature
  InternalBuilder builder = (InternalBuilder) configs[0].createExecutableExtension("run"); //$NON-NLS-1$
  builder.setPluginId(extension.getContributor().getName());
  builder.setLabel(extension.getLabel());
  builder.setNatureId(natureId);
  builder.setCallOnEmptyDelta(getBooleanAttribute(configs[0], "callOnEmptyDelta")); //$NON-NLS-1$
  return (IncrementalProjectBuilder) builder;
}

/**
 * Instantiates and returns the builder with the given name.  If the builder, its plugin, or its nature
 * is missing, returns null.
 */
private IncrementalProjectBuilder instantiateBuilder(String builderName) throws CoreException {
  IExtension extension = Platform.getExtensionRegistry().getExtension(ResourcesPlugin.PI_RESOURCES, ResourcesPlugin.PT_BUILDERS, builderName);
  if (extension == null)
    return null;
  IConfigurationElement[] configs = extension.getConfigurationElements();
  if (configs.length == 0)
    return null;
  String natureId = null;
  if (getBooleanAttribute(configs[0], "hasNature")) { //$NON-NLS-1$
    //find the nature that owns this builder
    String builderId = extension.getUniqueIdentifier();
    natureId = workspace.getNatureManager().findNatureForBuilder(builderId);
    if (natureId == null)
      return null;
  }
  //The nature exists, or this builder doesn't specify a nature
  InternalBuilder builder = (InternalBuilder) configs[0].createExecutableExtension("run"); //$NON-NLS-1$
  builder.setPluginId(extension.getContributor().getName());
  builder.setLabel(extension.getLabel());
  builder.setNatureId(natureId);
  builder.setCallOnEmptyDelta(getBooleanAttribute(configs[0], "callOnEmptyDelta")); //$NON-NLS-1$
  return (IncrementalProjectBuilder) builder;
}

Javadoc

Returns the specified extension in this extension registry, or null if there is no such extension.

Popular methods of IExtensionRegistry

getExtensionPoint
Returns the extension point in this extension registry with the given namespace and extension point
getConfigurationElementsFor
Returns all configuration elements from the identified extension. Returns an empty array if the exte
addRegistryChangeListener
Note: for new implementations consider using #addListener(IRegistryEventListener,String). Adds the g
removeRegistryChangeListener
Removes the given registry change listener from this registry. Has no effect if an identical listene
addListener
Adds the given listener for registry change events related to specified extension point. Once regist
removeListener
Removes the given registry change listener from this registry. This method has no effect if the list
getExtensionPoints
Returns all extension points supplied by the contributor, or null if there are no such extension poi
addContribution
Adds to this extension registry an extension point(s), extension(s), or a combination of those descr
getExtensions
Returns all extensions supplied by the contributor, or null if there are no such extensions.
stop
Call this method to properly stop the registry. The method stops registry event processing and write
getNamespaces
Returns all namespaces currently used by extensions and extension points in this registry. Returns a

getNamespaces

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How to use getExtensionmethodin org.eclipse.core.runtime.IExtensionRegistry

Best Java code snippets using org.eclipse.core.runtime.IExtensionRegistry.getExtension (Showing top 20 results out of 1,458)

How to use
getExtension
method
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org.eclipse.core.runtime.IExtensionRegistry