How to use org.eclipse.jst.j2ee.common

public String getText(Object object) {
  if (object instanceof EJBLocalRef)
    return "EjbLocalRef " + ((EJBLocalRef) object).getName(); //$NON-NLS-1$
  return "EjbRef " + ((EjbRef) object).getName(); //$NON-NLS-1$
}

/**
 * This returns the parent of the SecurityRole.
 */
public Object getParent(Object object) {
  return object == null ? null : ((SecurityRole) object).eContainer();
}

/**
 * Default implementation returns <code>resourceEnvRef.getName()</code>.
 */
public String getJNDINameForRef(EnterpriseBean bean, ResourceEnvRef resourceEnvRef) {
  return resourceEnvRef.getName();
}

public EObject createEMFObject(String nodeName, String readAheadName) {
  CommonFactory fact = CommonFactory.eINSTANCE; 
  if (RUN_AS.equals(readAheadName)) {
    RunAsSpecifiedIdentity result = fact.createRunAsSpecifiedIdentity();
    result.setIdentity(fact.createIdentity());
    return result;
  } else if (USE_CALLER_IDENTITY.equals(readAheadName))
    return fact.createUseCallerIdentity();
  else 
    return null;
}

/**
 * Default implementation returns <code>securityRoleRef.getName()</code>.
 */
public String getJNDINameForRef(EnterpriseBean bean, SecurityRoleRef securityRoleRef) {
  return securityRoleRef.getName();
}

/**
 * This returns the parent of the ResourceRef.
 */
public Object getParent(Object object) {
  return object == null ? null : ((ResourceRef) object).eContainer();
}

/**
 * Default implementation returns <code>resourceRef.getName()</code>.
 */
public String getJNDINameForRef(WebApp webApp, ResourceRef resourceRef) {
  return resourceRef.getName();
}

/**
 * This returns the parent of the EjbRef.
 */
public Object getParent(Object object) {
  return object == null ? null : ((EjbRef) object).eContainer();
}

/**
 * This returns the servlet of the SecurityRoleRef.
 */
public Object getParent(Object object) {
  return object == null ? null : ((SecurityRoleRef) object).eContainer();
}

/**
 * Performs the command activity required to <code>undo</code> the effects of a preceding
 * <code>execute</code> (or <code>redo</code>). The effect, if any, of calling
 * <code>undo</code> before <code>execute</code> or <code>redo</code> have been called, or
 * when canUndo returns <code>false</code>, is undefined.
 */
public void undo() {
  if (oldIsSet_)
    eObject_.eSet(feature_, oldValue_);
  else
    eObject_.eUnset(feature_);
}

/**
 * This returns the parent of the ResourceRef.
 */
public Object getParent(Object object) {
  return object == null ? null : ((ResourceEnvRef) object).eContainer();
}

public String getText(Object object) {
  Listener listener = (Listener) object;
  String name = listener.getListenerClassName();
  if (name == null)
    name = "<listener>"; //$NON-NLS-1$
  return name;
}

public ResAuthTranslator() {
  super(RES_AUTH, CommonPackage.eINSTANCE.getResourceRef_Auth());
}

public EnvEntryTypeTranslator() {
  super(ENV_ENTRY_TYPE, CommonPackage.eINSTANCE.getEnvEntry_Type());
}

public String getText(Object object) {
  SecurityIdentity securityIdentity = ((SecurityIdentity) object);
  return "SecurityIdentity " + securityIdentity.getDescription(); //$NON-NLS-1$
}

/**
 * This returns the parent of the EnvEntry.
 */
public Object getParent(Object object) {
  return object == null ? null : ((EnvEntry) object).eContainer();
}

public String getText(Object object) {
  RunAsSpecifiedIdentity runAsSpecifiedIdentity = ((RunAsSpecifiedIdentity) object);
  return "RunAsSpecifiedIdentity " + runAsSpecifiedIdentity.getDescription(); //$NON-NLS-1$
}

/**
 * Default implementation returns <code>resourceEnvRef.getName()</code>.
 */
public String getJNDINameForRef(WebApp webApp, ResourceEnvRef resourceEnvRef) {
  return resourceEnvRef.getName();
}

protected boolean isWeb(ResourceRef ref) {
  EObject owner = ref.eContainer();
  return (owner instanceof WebApp);
}
protected boolean isWeb22(ResourceRef ref) { 

/**
 * Default implementation returns <code>resourceRef.getName()</code>.
 */
public String getJNDINameForRef(EnterpriseBean bean, ResourceRef resourceRef) {
  return resourceRef.getName();
}