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package com.sun.enterprise.tools.verifier.tests.ejb;
import org.glassfish.ejb.deployment.descriptor.FieldDescriptor;
import java.lang.reflect.Field;
import java.util.Set;
import java.util.Vector;
/**
* Exceptions checked for CreateException, FinderException, RemoteException
* compliance test.
*
*/
public class EjbUtils {
/**
* The names of the fields in the primary key class must be a subset of the
* names of the container-managed fields.
* Verify the following:
*
* The primary key class field must be a subset of the names of the
* container-managed fields.
*
* @param field the field to be checked for containment within the names of the
* container-managed fields
* @param CMPFields the Set of contianer managed fields
*
* @return boolean true if field is subset of CMP fields, false otherwise
*/
public static boolean isFieldSubsetOfCMP(Field field, Set CMPFields) {
if (CMPFields.contains(new FieldDescriptor(field))) {
return true;
} else {
return false;
}
}
/**
* The names of the fields in the primary key class must correspond to the
* field names of the entity bean class that comprise the key.
* Verify the following:
*
* The primary key class field must correspond to the field names of the
* entity bean class that comprise the key.
*
* @param field the field to be checked for matching bean field
* @param beanFields the Set of contianer managed fields
*
* @return boolean true if field is subset of bean class fields, false otherwise
*/
public static boolean isPKFieldMatchingBeanFields(Field field, Vector beanFields) {
for (int i = 0; i < beanFields.size(); i++) {
if (((FieldDescriptor)beanFields.elementAt(i)).getName().equals(field.getName())) {
return true;
} else {
continue;
}
}
// if you made it here, then field[] didn't contain field
return false;
}
/**
* Method exception javax.ejb.CreateException checked for compliance
* test.
*
* Verify the following:
*
* The home/remote interface methods exception types must be legal types for
* CreateException.
* This means that their exception must throw javax.ejb.CreateException.
*
* @param methodExceptions the exceptions to be checked for throws
* javax.ejb.CreateException
*
* @return boolean true if exceptions throw javax.ejb.CreateException, false otherwise
*/
public static boolean isValidCreateException(Class [] methodExceptions) {
// methods must throw javax.ejb.CreateException
boolean throwsCreateException = false;
for (int kk = 0; kk < methodExceptions.length; ++kk) {
if ((methodExceptions[kk].getName().equals("javax.ejb.CreateException")) ||
(methodExceptions[kk].getName().equals("CreateException"))) {
throwsCreateException = true;
break;
}
}
return throwsCreateException;
}
/**
* Method exception java.rmi.RemoteException checked for compliance
* test.
*
* Verify the following:
*
* The home/remote interface methods exception types must be legal types for
* RemoteException.
* This means that their exception must throw java.rmi.RemoteException
*
* @param methodExceptions the exceptions to be checked for throws
* java.rmi.RemoteException
*
* @return boolean true if exceptions throw java.rmi.RemoteException, false otherwise
*/
public static boolean isValidRemoteException(Class [] methodExceptions) {
// methods must throw java.rmi.RemoteException
boolean throwsRemoteException = false;
for (int kk = 0; kk < methodExceptions.length; ++kk) {
if ((methodExceptions[kk].getName().equals("java.rmi.RemoteException")) ||
(methodExceptions[kk].getName().equals("RemoteException"))) {
throwsRemoteException = true;
break;
}
}
return throwsRemoteException;
}
/**
* Method exception javax.ejb.ObjectNotFoundException checked for compliance
* test.
*
* Verify the following:
*
* The ObjectNotFoundException is a subclass of FinderException. It is
* thrown by the ejbFind(...) methods to indicate that the
* requested entity object does not exist.
*
* Only single-object finders (see Subsection 9.1.8) may throw this
* exception. Multi-object finders must not throw this exception.
*
* @param methodExceptions the exceptions to be checked for throws
* javax.ejb.ObjectNotFoundException
*
* @return boolean true if exceptions throw javax.ejb.ObjectNotFoundException, false otherwise
*/
public static boolean isValidObjectNotFoundExceptionException(Class [] methodExceptions) {
// methods must throw javax.ejb.ObjectNotFoundException
boolean throwsObjectNotFoundException = false;
for (int kk = 0; kk < methodExceptions.length; ++kk) {
if ((methodExceptions[kk].getName().equals("javax.ejb.ObjectNotFoundException")) ||
(methodExceptions[kk].getName().equals("ObjectNotFoundException"))) {
throwsObjectNotFoundException = true;
break;
}
}
return throwsObjectNotFoundException;
}
/**
* Method exception javax.ejb.FinderException checked for compliance
* test.
*
* Verify the following:
*
* The home/remote interface methods exception types must be legal types for
* FinderException
* This means that their exception must throw javax.ejb.FinderException
*
* @param methodExceptions the exceptions to be checked for throws
* javax.ejb.FinderException
*
* @return boolean true if exceptions throw javax.ejb.FinderException, false otherwise
*/
public static boolean isValidFinderException(Class [] methodExceptions) {
// methods must throw javax.ejb.FinderException
boolean throwsFinderException = false;
for (int kk = 0; kk < methodExceptions.length; ++kk) {
if ((methodExceptions[kk].getName().equals("javax.ejb.FinderException")) ||
(methodExceptions[kk].getName().equals("FinderException"))) {
throwsFinderException = true;
break;
}
}
return throwsFinderException;
}
/** Class checked for implementing java.io.Serializable interface test.
* Verify the following:
*
* The class must implement the java.io.Serializable interface, either
* directly or indirectly.
*
* @param serClass the class to be checked for Rmi-IIOP value type
* compliance
*
* @return boolean true if class implements java.io.Serializable, false otherwise
*/
public static boolean isValidSerializableType(Class serClass) {
if (java.io.Serializable.class.isAssignableFrom(serClass))
return true;
else
return false;
/**
// This complex logic is replaced by the above simple logic
Class c = serClass;
boolean validInterface = false;
boolean badOne = false;
// The class must implement the java.io.Serializable interface, either
// directly or indirectly,
// walk up the class tree
if (c.getName().equals("java.io.Serializable")) {
validInterface = true;
return validInterface;
}
do {
Class[] interfaces = c.getInterfaces();
for (int i = 0; i < interfaces.length; i++) {
if (interfaces[i].getName().equals("java.io.Serializable")) {
validInterface = true;
break;
} else {
// walk up the class tree of the interface and see if it
// implements java.io.Serializable
Class superClass = interfaces[i];
do {
if (superClass.getName().equals("java.io.Serializable")) {
validInterface = true;
break;
}
} while ((((superClass=superClass.getSuperclass()) != null) && (!validInterface)));
}
}
} while ((((c=c.getSuperclass()) != null) && (!validInterface)));
if (validInterface) {
return true;
} else {
return false;
}
**/
}
/**
* Method application exception checked for compliance test.
*
* Verify the following:
*
* An application exception is an exception defined in the throws clause of
* a method in the Bean's home interface, other than java.rmi.RemoteException.
* An application exception must not be defined as a subclass of the
* java.lang.RuntimeException, or of the java.rmi.RemoteException. These are
* reserved for system exceptions.
* The javax.ejb.CreateException, javax.ejb.RemoveException,
* javax.ejb.FinderException, and subclasses thereof, are considered to be
* application exceptions.
*
* @param methodExceptions the exceptions to be checked for throws
* application exception
*
* @return boolean true if exceptions are valid application exception, false otherwise
*/
public static boolean isValidApplicationException(Class [] methodExceptions) {
for (int kk = 0; kk < methodExceptions.length; ++kk) {
Class ex=methodExceptions[kk];
//check 0: app exception set is all exceptions minus java.rmi.RemoteException.
if (java.rmi.RemoteException.class != ex) {
//check 1: app exception must subclass java.lang.Exception
if (!java.lang.Exception.class.isAssignableFrom(ex)) return false;
//check 2: app exception must not subclass java.lang.RuntimeException or java.rmi.RemoteException
if(java.rmi.RemoteException.class.isAssignableFrom(ex) || java.lang.RuntimeException.class.isAssignableFrom(ex)) {
return false;
}
}
}
return true;
}
}
