org.datanucleus.enhancer
Class AbstractImplementationGenerator

java.lang.Object
  org.datanucleus.enhancer.AbstractImplementationGenerator

Direct Known Subclasses:

ASMImplementationGenerator

public abstract class AbstractImplementationGenerator
extends Object

Abstract representation of a generator of implementations of abstract-classes/interfaces.

Field Summary

protected byte[]	bytes bytes for the implementation class.
protected String	className Class name of the implementation.
protected String	fullClassName Fully-qualified class name (including package) of the implementation.
protected String	fullSuperclassName Class name for the superclass.
protected org.datanucleus.metadata.AbstractClassMetaData	inputCmd Meta data for the abstract-class/interface
protected org.datanucleus.metadata.MetaDataManager	metaDataMgr

Constructor Summary

AbstractImplementationGenerator(org.datanucleus.metadata.ClassMetaData classMetaData, String implClassName, org.datanucleus.metadata.MetaDataManager mmgr)
Constructor for an implementation of an abstract class.

AbstractImplementationGenerator(org.datanucleus.metadata.InterfaceMetaData interfaceMetaData, String implClassName, org.datanucleus.metadata.MetaDataManager mmgr)
Constructor for an implementation of an interface.

Method Summary

protected abstract void	createGetter(org.datanucleus.metadata.AbstractMemberMetaData mmd) Create a getter method for the specified property.
protected void	createPropertyFields() Creates fields for the properties of this class and super classes.
protected abstract void	createPropertyFields(org.datanucleus.metadata.AbstractClassMetaData acmd) Creates fields for the properties of the specified class/interface.
protected void	createPropertyMethods() Create getters and setters methods for this class and super classes
protected void	createPropertyMethods(org.datanucleus.metadata.AbstractClassMetaData acmd) Create getters and setters methods.
protected abstract void	createSetter(org.datanucleus.metadata.AbstractMemberMetaData mmd) Create a setter method for the specified property.
void	dumpToFile(String filename) Convenience method to dump the generated class to the specified file.
abstract void	enhance(org.datanucleus.ClassLoaderResolver clr) Enhance the implementation for use in the persistence process.
byte[]	getBytes() Accessor for the byte representation of the generated class.

Methods inherited from class java.lang.Object

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

Field Detail

metaDataMgr

protected final org.datanucleus.metadata.MetaDataManager metaDataMgr

inputCmd

protected final org.datanucleus.metadata.AbstractClassMetaData inputCmd

Meta data for the abstract-class/interface

className

protected final String className

Class name of the implementation.

fullClassName

protected final String fullClassName

Fully-qualified class name (including package) of the implementation.

fullSuperclassName

protected String fullSuperclassName

Class name for the superclass.

bytes

protected byte[] bytes

bytes for the implementation class.

Constructor Detail

AbstractImplementationGenerator

public AbstractImplementationGenerator(org.datanucleus.metadata.InterfaceMetaData interfaceMetaData,
                                       String implClassName,
                                       org.datanucleus.metadata.MetaDataManager mmgr)

Constructor for an implementation of an interface.

Parameters:

interfaceMetaData - The MetaData for the interface

implClassName - Name of the implementation class to generate (omitting packages)

mmgr - MetaData manager

AbstractImplementationGenerator

public AbstractImplementationGenerator(org.datanucleus.metadata.ClassMetaData classMetaData,
                                       String implClassName,
                                       org.datanucleus.metadata.MetaDataManager mmgr)

Constructor for an implementation of an abstract class.

Parameters:

classMetaData - The MetaData for the abstract class

implClassName - Name of the implementation class to generate (omitting packages)

mmgr - MetaData manager

Method Detail

enhance

public abstract void enhance(org.datanucleus.ClassLoaderResolver clr)

Enhance the implementation for use in the persistence process.

Parameters:

clr - ClassLoader Resolver

getBytes

public byte[] getBytes()

Accessor for the byte representation of the generated class.

Returns:

the byte representation of the class

createPropertyFields

protected void createPropertyFields()

Creates fields for the properties of this class and super classes.

createPropertyFields

protected abstract void createPropertyFields(org.datanucleus.metadata.AbstractClassMetaData acmd)

Creates fields for the properties of the specified class/interface.

Parameters:

acmd - MetaData for the class/interface

createPropertyMethods

protected void createPropertyMethods()

Create getters and setters methods for this class and super classes

createPropertyMethods

protected void createPropertyMethods(org.datanucleus.metadata.AbstractClassMetaData acmd)

Create getters and setters methods.

Parameters:

acmd - AbstractClassMetaData

createGetter

protected abstract void createGetter(org.datanucleus.metadata.AbstractMemberMetaData mmd)

Create a getter method for the specified property.

Parameters:

mmd - MetaData for the property

createSetter

protected abstract void createSetter(org.datanucleus.metadata.AbstractMemberMetaData mmd)

Create a setter method for the specified property.

Parameters:

mmd - MetaData for the property

dumpToFile

public void dumpToFile(String filename)

Convenience method to dump the generated class to the specified file.

Parameters:

filename -