org.datanucleus.enhancer.asm.method
Class JdoCopyFields

java.lang.Object
  org.datanucleus.enhancer.ClassMethod
      org.datanucleus.enhancer.asm.ASMClassMethod
          org.datanucleus.enhancer.asm.method.JdoCopyFields

public class JdoCopyFields
extends ASMClassMethod

Method to generate the method "jdoCopyFields" using ASM.

 public void jdoCopyFields(Object obj, int[] fieldNumbers)
 {
     if (jdoStateManager == null)
         throw new IllegalStateException("state manager is null");
     if (fieldNumbers == null)
         throw new IllegalStateException("fieldNumbers is null");
     if (!(obj instanceof Answer))
         throw new IllegalArgumentException
                   ("object is not an object of type mydomain.MyClass");
     MyClass other = (MyClass) obj;
     if (jdoStateManager != other.jdoStateManager)
         throw new IllegalArgumentException("state managers do not match");
     int i = fieldNumbers.length - 1;
     if (i >= 0) {
         do
             jdoCopyField(other, fieldNumbers[i]);
         while (--i >= 0);
     }
 }
 

Field Summary

Fields inherited from class org.datanucleus.enhancer.asm.ASMClassMethod

visitor

Fields inherited from class org.datanucleus.enhancer.ClassMethod

access, argNames, argTypes, enhancer, exceptions, LOCALISER, methodName, returnType

Constructor Summary

JdoCopyFields(ClassEnhancer enhancer, String name, int access, Object returnType, Object[] argTypes, String[] argNames)
Constructor.

Method Summary

void	execute() Method to add the contents of the class method.
static JdoCopyFields	getInstance(ASMClassEnhancer enhancer)

Methods inherited from class org.datanucleus.enhancer.asm.ASMClassMethod

getClassEnhancer, getDescriptor, initialise, initialise

Methods inherited from class org.datanucleus.enhancer.ClassMethod

close, equals, getAccess, getMethodAdditionMessage, getName, hashCode

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JdoCopyFields

public JdoCopyFields(ClassEnhancer enhancer,
                     String name,
                     int access,
                     Object returnType,
                     Object[] argTypes,
                     String[] argNames)

Constructor.

Parameters:

enhancer - ClassEnhancer

name - Name of method

access - Access type

returnType - Return type

argTypes - Argument types

argNames - Argument names

Method Detail

getInstance

public static JdoCopyFields getInstance(ASMClassEnhancer enhancer)

execute

public void execute()

Method to add the contents of the class method.

Specified by:

execute in class ClassMethod