org.datanucleus.enhancer.methods

Class GetViaCheck

java.lang.Object

org.datanucleus.enhancer.ClassMethod

org.datanucleus.enhancer.methods.GetViaCheck

public class GetViaCheck
extends ClassMethod

Method to generate the method "dnGetZZZ" using ASM for CHECK_READ fields.

 static YYY dnGetZZZ(MyClass objPC)
 {
     if (objPC.dnFlags > 0 && objPC.dnStateManager != null && !objPC.dnStateManager.isLoaded(objPC, 2))
         return objPC.dnStateManager.getStringField(objPC, 2, objPC.ZZZ);
     if (objPC.dnIsDetached() != false && ((BitSet)objPC.dnDetachedState[2]).get(2) != true)
         throw new JDODetachedFieldAccessException
             ("You have just attempted to access field \"ZZZ\" yet this field was not detached ... ");
     return objPC.ZZZ;
 }
 

with the last part only applying when Detachable

Field Summary

Fields

Modifier and Type	Field and Description
protected AbstractMemberMetaData	fmd Field that this dnGetXXX is for.

Fields inherited from class org.datanucleus.enhancer.ClassMethod

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

Constructor Summary

Constructors

Constructor and Description
GetViaCheck(ClassEnhancer enhancer, AbstractMemberMetaData fmd) Constructor.

Method Summary

Modifier and Type	Method and Description
void	execute() Method to add the contents of the class method.

Methods inherited from class org.datanucleus.enhancer.ClassMethod

close, equals, getAccess, getClassEnhancer, getDescriptor, getMethodAdditionMessage, getName, getNamer, hashCode, initialise, initialise

Methods inherited from class java.lang.Object

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

Field Detail

fmd

protected AbstractMemberMetaData fmd

Field that this dnGetXXX is for.

Constructor Detail

GetViaCheck

public GetViaCheck(ClassEnhancer enhancer,
                   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