org.datanucleus.enhancer.asm.method
Class JdoGetViaMediate

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

public class JdoGetViaMediate
extends ASMClassMethod

Method to generate the method "jdoGetZZZ" using ASM for MEDIATE_READ fields.

 static YYY jdoGetZZZ(MyClass objPC)
 {
     if (objPC.jdoStateManager != null && !objPC.jdoStateManager.isLoaded(objPC, 0))
         return (YYY) objPC.jdoStateManager.getObjectField(objPC, 0, objPC.ZZZ);
     if (objPC.jdoIsDetached() != false &&
         ((BitSet) objPC.jdoDetachedState[2]).get(0) != true &&
         ((BitSet) objPC.jdoDetachedState[3]).get(0) != true)
         throw new JDODetachedFieldAccessException(...);
     return objPC.ZZZ;
 }
 

with the last part only applying when Detachable

Field Summary

protected org.datanucleus.metadata.AbstractMemberMetaData

fmd Field that this jdoGetXXX is for.

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

JdoGetViaMediate(ClassEnhancer enhancer, org.datanucleus.metadata.AbstractMemberMetaData fmd)
Constructor.

Method Summary

void	execute() Method to add the contents of the class method.

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

Field Detail

fmd

protected org.datanucleus.metadata.AbstractMemberMetaData fmd

Field that this jdoGetXXX is for.

Constructor Detail

JdoGetViaMediate

public JdoGetViaMediate(ClassEnhancer enhancer,
                        org.datanucleus.metadata.AbstractMemberMetaData fmd)

Constructor.

Parameters:

enhancer - ClassEnhancer

fmd - MetaData for the field we are generating for

Method Detail

execute

public void execute()

Method to add the contents of the class method.

Specified by:

execute in class ClassMethod