How to use

listExtensions

method

in

net.java.btrace.api.extensions.ExtensionsRepository

/**
 * Checks for an extension availability
 * @param extensionFqn The extension fully qualified name 
 * @return Returns <b>TRUE</b> if the extensions is loadable by this repository, <b>FALSE</b> otherwise
 */
final public boolean isExtensionAvailable(String extensionFqn) {
  return listExtensions().contains(extensionFqn);
}

/**
 * Checks for an extension availability
 * @param extensionFqn The extension fully qualified name 
 * @return Returns <b>TRUE</b> if the extensions is loadable by this repository, <b>FALSE</b> otherwise
 */
final public boolean isExtensionAvailable(String extensionFqn) {
  return listExtensions().contains(extensionFqn);
}

public CallTargetValidator(ExtensionsRepository repository) {
  this.repository = repository;
  
  System.err.println(">>> located extensions");
  for(String s : repository.listExtensions()) {
    System.err.println(">>> " + s);
  }
}

public boolean isCallTargetValid(String name, int numArgs) {       
  for(String extName : repository.listExtensions()) {
    if (hasMethod(repository.loadExtension(extName), name, numArgs)) return true;
  }
  return false;
}

public CallTargetValidator(ExtensionsRepository repository) {
  this.repository = repository;
  
  BTraceLogger.debugPrint(">>> located extensions");
  for(String s : repository.listExtensions()) {
    BTraceLogger.debugPrint(">>> " + s);
  }
}

public boolean isCallTargetValid(String name, int numArgs) {       
  for(String extName : repository.listExtensions()) {
    if (hasMethod(repository.loadExtension(extName), name, numArgs)) return true;
  }
  return false;
}