Java Code Examples for org.apache.uima.resource.ResourceInitializationException#MISSING_IMPLEMENTATION_CLASS_NAME

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Example 1
Source File: FlowControllerDescription_impl.java    From uima-uimaj with Apache License 2.0 6 votes vote down vote up 
public void doFullValidation(ResourceManager aResourceManager)
        throws ResourceInitializationException {
  // check that user class was specified
  if (getImplementationName() == null || getImplementationName().length() == 0) {
    throw new ResourceInitializationException(
            ResourceInitializationException.MISSING_IMPLEMENTATION_CLASS_NAME,
            new Object[] { getSourceUrlString() });
  }
  // try to load user class
  // use UIMA extension ClassLoader if available
  Class<?> implClass;
  try {
    implClass = Class_TCCL.forName(getImplementationName(), aResourceManager);
  } catch (ClassNotFoundException e) {
    throw new ResourceInitializationException(ResourceInitializationException.CLASS_NOT_FOUND,
            new Object[] { getImplementationName(), getSourceUrlString() }, e);
  }
  // verify the user class implements FlowController
  if (!FlowController.class.isAssignableFrom(implClass)) {
    throw new ResourceInitializationException(
            ResourceInitializationException.RESOURCE_DOES_NOT_IMPLEMENT_INTERFACE, new Object[] {
                getImplementationName(), FlowController.class.getName(), getSourceUrlString() });
  }
}
Example 2
Source File: CasConsumerDescription_impl.java    From uima-uimaj with Apache License 2.0 5 votes vote down vote up 
public void doFullValidation(ResourceManager aResourceManager)
        throws ResourceInitializationException {
  // check that user class was specified
  if (getImplementationName() == null || getImplementationName().length() == 0) {
    throw new ResourceInitializationException(
            ResourceInitializationException.MISSING_IMPLEMENTATION_CLASS_NAME,
            new Object[] { getSourceUrlString() });
  }
  // try to load user class
  // just UIMA extension ClassLoader if available
  Class<?> implClass;
  try {
    implClass = Class_TCCL.forName(getImplementationName(), aResourceManager);
  } catch (ClassNotFoundException e) {
    throw new ResourceInitializationException(ResourceInitializationException.CLASS_NOT_FOUND,
            new Object[] { getImplementationName(), getSourceUrlString() }, e);
  }
  // verify the user class implements CasConsumer
  if (!CasConsumer.class.isAssignableFrom(implClass)) {
    throw new ResourceInitializationException(
            ResourceInitializationException.RESOURCE_DOES_NOT_IMPLEMENT_INTERFACE, new Object[] {
                getImplementationName(), CasConsumer.class.getName(), getSourceUrlString() });
  }
  // try to create a CAS
  List<ProcessingResourceMetaData> metadata = new ArrayList<>();
  metadata.add(getCasConsumerMetaData());
  CasCreationUtils.createCas(metadata);
}
Example 3
Source File: CollectionReaderDescription_impl.java    From uima-uimaj with Apache License 2.0 5 votes vote down vote up 
public void doFullValidation(ResourceManager aResourceManager)
        throws ResourceInitializationException {
  // check that user class was specified
  if (getImplementationName() == null || getImplementationName().length() == 0) {
    throw new ResourceInitializationException(
            ResourceInitializationException.MISSING_IMPLEMENTATION_CLASS_NAME,
            new Object[] { getSourceUrlString() });
  }
  // try to load user class

  // use UIMA extension ClassLoader if available
  Class<?> implClass;
  try {
    implClass = Class_TCCL.forName(getImplementationName(), aResourceManager);
  } catch (ClassNotFoundException e) {
    throw new ResourceInitializationException(ResourceInitializationException.CLASS_NOT_FOUND,
            new Object[] { getImplementationName(), getSourceUrlString() }, e);
  }
  // verify the user class implements CollectionReader
  if (!CollectionReader.class.isAssignableFrom(implClass)) {
    throw new ResourceInitializationException(
            ResourceInitializationException.RESOURCE_DOES_NOT_IMPLEMENT_INTERFACE, new Object[] {
                getImplementationName(), CollectionReader.class.getName(), getSourceUrlString() });
  }
  // try to create a CAS
  ArrayList<ProcessingResourceMetaData> metadata = new ArrayList<>();
  metadata.add(getCollectionReaderMetaData());
  CasCreationUtils.createCas(metadata, 
      UIMAFramework.getDefaultPerformanceTuningProperties(),
      aResourceManager);
}
Example 4
Source File: CasInitializerDescription_impl.java    From uima-uimaj with Apache License 2.0 5 votes vote down vote up 
public void doFullValidation(ResourceManager aResourceManager)
        throws ResourceInitializationException {
  // check that user class was specified
  if (getImplementationName() == null || getImplementationName().length() == 0) {
    throw new ResourceInitializationException(
            ResourceInitializationException.MISSING_IMPLEMENTATION_CLASS_NAME,
            new Object[] { getSourceUrlString() });
  }
  // try to load user class
  // just UIMA extension ClassLoader if available
  Class<?> implClass;
  try {
    implClass = Class_TCCL.forName(getImplementationName(), aResourceManager);
  } catch (ClassNotFoundException e) {
    throw new ResourceInitializationException(ResourceInitializationException.CLASS_NOT_FOUND,
            new Object[] { getImplementationName(), getSourceUrlString() }, e);
  }
  // verify the user class implements CasInitializer
  if (!CasInitializer.class.isAssignableFrom(implClass)) {
    throw new ResourceInitializationException(
            ResourceInitializationException.RESOURCE_DOES_NOT_IMPLEMENT_INTERFACE, new Object[] {
                getImplementationName(), CasInitializer.class.getName(), getSourceUrlString() });
  }
  // try to create a CAS
  List<ProcessingResourceMetaData> metadata = new ArrayList<>();
  metadata.add(getCasInitializerMetaData());
  CasCreationUtils.createCas(metadata);
}
Example 5
Source File: FlowControllerContainer.java    From uima-uimaj with Apache License 2.0 5 votes vote down vote up 
/**
 * Instantiates the FlowController class specified in the descriptor.
 */
private FlowController instantiateFlowController(ResourceCreationSpecifier aDescriptor)
        throws ResourceInitializationException {
  String flowControllerClassName;
  flowControllerClassName = aDescriptor.getImplementationName();

  if (flowControllerClassName == null || flowControllerClassName.length() == 0) {
    throw new ResourceInitializationException(
            ResourceInitializationException.MISSING_IMPLEMENTATION_CLASS_NAME,
            new Object[] { aDescriptor.getSourceUrlString() });
  }
  // load FlowController class
  Class<?> flowControllerClass = loadUserClassOrThrow(flowControllerClassName, aDescriptor);

  Object userObject;
  try {
    userObject = flowControllerClass.newInstance();
  } catch (Exception e) {
    throw new ResourceInitializationException(
            ResourceInitializationException.COULD_NOT_INSTANTIATE, new Object[] {
                flowControllerClassName, aDescriptor.getSourceUrlString() }, e);
  }
  if (!(userObject instanceof FlowController)) {
    throw new ResourceInitializationException(
            ResourceInitializationException.RESOURCE_DOES_NOT_IMPLEMENT_INTERFACE, new Object[] {
                flowControllerClassName, FlowController.class, aDescriptor.getSourceUrlString() });
  }
  return (FlowController) userObject;
}