org.datanucleus.api.jdo

Class JDOEnhancer

java.lang.Object

org.datanucleus.api.jdo.JDOEnhancer

All Implemented Interfaces:

ClassFileTransformer, javax.jdo.JDOEnhancer

public class JDOEnhancer
extends Object
implements javax.jdo.JDOEnhancer

Implementation of a JDO-compliant Enhancer.

Constructor Summary

Constructors

Constructor and Description
JDOEnhancer() Constructor for a JDO enhancer.
JDOEnhancer(Properties props) Constructor for a JDO enhancer specifying optional properties.

Method Summary

Modifier and Type	Method and Description
JDOEnhancer	addClass(String className, byte[] bytes)
JDOEnhancer	addClasses(String... classNames)
JDOEnhancer	addFiles(String... metadataFiles)
JDOEnhancer	addJar(String jarFileName)
JDOEnhancer	addPersistenceUnit(String persistenceUnitName)
int	enhance()
byte[]	getEnhancedBytes(String className)
byte[]	getPkClassBytes(String className) DataNucleus extension returning the bytes of the generated primary key class (if any) for the specified persistent class.
Properties	getProperties()
javax.jdo.metadata.JDOMetadata	newMetadata()
void	registerMetadata(javax.jdo.metadata.JDOMetadata metadata)
JDOEnhancer	setClassLoader(ClassLoader loader)
JDOEnhancer	setOutputDirectory(String dir)
JDOEnhancer	setVerbose(boolean verbose)
byte[]	transform(ClassLoader loader, String className, Class<?> classBeingRedefined, ProtectionDomain protectionDomain, byte[] classfileBuffer)
int	validate()

Methods inherited from class java.lang.Object

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

Constructor Detail

JDOEnhancer

public JDOEnhancer()

Constructor for a JDO enhancer.

JDOEnhancer

public JDOEnhancer(Properties props)

Constructor for a JDO enhancer specifying optional properties.

Parameters:

props - Properties

Method Detail

newMetadata

public javax.jdo.metadata.JDOMetadata newMetadata()

Specified by:

newMetadata in interface javax.jdo.JDOEnhancer

registerMetadata

public void registerMetadata(javax.jdo.metadata.JDOMetadata metadata)

Specified by:

registerMetadata in interface javax.jdo.JDOEnhancer

addClass

public JDOEnhancer addClass(String className,
                            byte[] bytes)

Specified by:

addClass in interface javax.jdo.JDOEnhancer

addClasses

public JDOEnhancer addClasses(String... classNames)

Specified by:

addClasses in interface javax.jdo.JDOEnhancer

addFiles

public JDOEnhancer addFiles(String... metadataFiles)

Specified by:

addFiles in interface javax.jdo.JDOEnhancer

addJar

public JDOEnhancer addJar(String jarFileName)

Specified by:

addJar in interface javax.jdo.JDOEnhancer

addPersistenceUnit

public JDOEnhancer addPersistenceUnit(String persistenceUnitName)

Specified by:

addPersistenceUnit in interface javax.jdo.JDOEnhancer

enhance

public int enhance()

Specified by:

enhance in interface javax.jdo.JDOEnhancer

getEnhancedBytes

public byte[] getEnhancedBytes(String className)

Specified by:

getEnhancedBytes in interface javax.jdo.JDOEnhancer

getPkClassBytes

public byte[] getPkClassBytes(String className)

DataNucleus extension returning the bytes of the generated primary key class (if any) for the specified persistent class.

Parameters:

className - Name of the persistent class

Returns:

Bytes of generated PK class (if any)

getProperties

public Properties getProperties()

Specified by:

getProperties in interface javax.jdo.JDOEnhancer

setClassLoader

public JDOEnhancer setClassLoader(ClassLoader loader)

Specified by:

setClassLoader in interface javax.jdo.JDOEnhancer

setOutputDirectory

public JDOEnhancer setOutputDirectory(String dir)

Specified by:

setOutputDirectory in interface javax.jdo.JDOEnhancer

setVerbose

public JDOEnhancer setVerbose(boolean verbose)

Specified by:

setVerbose in interface javax.jdo.JDOEnhancer

validate

public int validate()

Specified by:

validate in interface javax.jdo.JDOEnhancer

transform

public byte[] transform(ClassLoader loader,
                        String className,
                        Class<?> classBeingRedefined,
                        ProtectionDomain protectionDomain,
                        byte[] classfileBuffer)
                 throws IllegalClassFormatException

Specified by:

transform in interface ClassFileTransformer

Throws:

IllegalClassFormatException