Class AbstractResource

src/main/java/gate/creole/AbstractResource.java:45–510

A convenience implementation of Resource with some default code.

/** A convenience implementation of Resource with some default code.
  */
abstract public class AbstractResource
extends AbstractFeatureBearer implements Resource
{
  static final long serialVersionUID = -9196293927841163321L;

  /** Initialise this resource, and return it. */
  @Override
  public Resource init() throws ResourceInstantiationException {
    return this;
  } // init()

    /** Sets the name of this resource*/
  @Override
  public void setName(String name){
    this.name = name;
  }

  /** Returns the name of this resource*/
  @Override
  public String getName(){
    return name;
  }

  protected String name;
  /**
   * releases the memory allocated to this resource
   */
  @Override
  public void cleanup(){
  }

  //Parameters utility methods
  /**
   * Gets the value of a parameter for a resource.
   * @param resource the resource from which the parameter value will be
   * obtained
   * @param paramaterName the name of the parameter
   * @return the current value of the parameter
   */
  public static Object getParameterValue(Resource resource,
                                         String paramaterName)
                throws ResourceInstantiationException{
    // get the beaninfo for the resource bean, excluding data about Object
    BeanInfo resBeanInf = null;
    try {
      resBeanInf = getBeanInfo(resource.getClass());
    } catch(Exception e) {
      throw new ResourceInstantiationException(
        "Couldn't get bean info for resource " + resource.getClass().getName()
        + Strings.getNl() + "Introspector exception was: " + e
      );
    }
    PropertyDescriptor[] properties = resBeanInf.getPropertyDescriptors();

    //find the property we're interested on
    if(properties == null){
      throw new ResourceInstantiationException(
        "Couldn't get properties info for resource " +