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org.eclipse.persistence.tools.weaving.jpa
Class StaticWeaveProcessor

java.lang.Object
org.eclipse.persistence.tools.weaving.jpa.StaticWeaveProcessor

public class StaticWeaveProcessor

extends java.lang.Object

Description: The StaticWeaveProcessor controls the static weaving process. It is invoked by both the command line StaticWeave class and the StaticWeaveAntTask.

Responsibilities: Process the source classes, performs weaving as necessary out outputs to the target

Field Summary

private java.lang.ClassLoader	classLoader
private int	logLevel
private java.io.Writer	logWriter
private static int	NUMBER_OF_BYTES
private java.net.URL	persistenceInfo
private java.lang.String	persistenceXMLLocation
private java.net.URL	source
private java.net.URL	target

Constructor Summary

StaticWeaveProcessor(java.io.File source, java.io.File target)
Constructs an instance of StaticWeaveProcessor

StaticWeaveProcessor(java.lang.String source, java.lang.String target)
Constructs an instance of StaticWeaveProcessor

StaticWeaveProcessor(java.net.URL source, java.net.URL target)
Constructs an instance of StaticWeaveProcessor

Method Summary

static java.lang.String	getDirectoryFromEntryName(java.lang.String entryName)
java.lang.String	getPersistenceXMLLocation()
private java.net.URL[]	getURLs() Generate URL array for specified source and persistenceinfo.
private boolean	isDirectory(java.net.URL url) Determine whether or not the URL is pointing to directory.
void	performWeaving() This method performs weaving function on the class individually from the specified source.
private void	preProcess() INTERNAL: This method perform all necessary steps(verification, pre-build the target directory) prior to the invocation of the weaving function.
private void	process() INTERNAL: The method performs weaving function
void	setClassLoader(java.lang.ClassLoader classLoader) Set the user classloader.
void	setLog(java.io.Writer logWriter) The method allows user to specify the output for the log message.
void	setLogLevel(int level) The method allows user to define nine levels EclipseLink logging.
void	setPersistenceInfo(java.io.File persistenceInfoFile) Set an explicitly identified the location containing persistence.xml.
void	setPersistenceInfo(java.lang.String persistenceInfoPath) Set an explicitly identified the location containing persistence.xml.
void	setPersistenceInfo(java.net.URL persistenceInfo) Set an explicitly identified URL of the location containing persistence.xml.
void	setPersistenceXMLLocation(java.lang.String persistenceXMLLocation) Set a specific location to look for persistence.xml by default we will look in META-INF/persistence.xml

Methods inherited from class java.lang.Object

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

Field Detail

source

private java.net.URL source

target

private java.net.URL target

persistenceInfo

private java.net.URL persistenceInfo

persistenceXMLLocation

private java.lang.String persistenceXMLLocation

logWriter

private java.io.Writer logWriter

classLoader

private java.lang.ClassLoader classLoader

logLevel

private int logLevel

NUMBER_OF_BYTES

private static final int NUMBER_OF_BYTES

See Also:

Constant Field Values

Constructor Detail

StaticWeaveProcessor

public StaticWeaveProcessor(java.lang.String source,
                            java.lang.String target)
                     throws java.net.MalformedURLException

Constructs an instance of StaticWeaveProcessor

Parameters:

source - the name of the location to be weaved

target - the name of the location to be weaved to

Throws:

java.net.MalformedURLException

StaticWeaveProcessor

public StaticWeaveProcessor(java.io.File source,
                            java.io.File target)
                     throws java.net.MalformedURLException

Constructs an instance of StaticWeaveProcessor

Parameters:

source - the File object of the source to be weaved

target - the File object of the target to be weaved to

Throws:

java.net.MalformedURLException

StaticWeaveProcessor

public StaticWeaveProcessor(java.net.URL source,
                            java.net.URL target)

Constructs an instance of StaticWeaveProcessor

Parameters:

source - the URL of the source to be weaved

target - the URL of the target to be weaved to

Method Detail

setLog

public void setLog(java.io.Writer logWriter)

The method allows user to specify the output for the log message.

Parameters:

log - writer - the location where the log message writes to. the default value is standard out

setLogLevel

public void setLogLevel(int level)

The method allows user to define nine levels EclipseLink logging.

Parameters:

level - - the integer value of log level. default is OFF.

setClassLoader

public void setClassLoader(java.lang.ClassLoader classLoader)

Set the user classloader.

setPersistenceInfo

public void setPersistenceInfo(java.net.URL persistenceInfo)

Set an explicitly identified URL of the location containing persistence.xml.

Parameters:

persistenceInfo - the URL of the location containing persistence.xml, the URL must point to the root of META-INF/persistence.xml

setPersistenceInfo

public void setPersistenceInfo(java.lang.String persistenceInfoPath)
                        throws java.net.MalformedURLException

Set an explicitly identified the location containing persistence.xml.

Parameters:

persistenceinfo - the path of the location containing persistence.xml, the path must point to the root of META-INF/persistence.xml

Throws:

java.net.MalformedURLException

getPersistenceXMLLocation

public java.lang.String getPersistenceXMLLocation()

setPersistenceXMLLocation

public void setPersistenceXMLLocation(java.lang.String persistenceXMLLocation)

Set a specific location to look for persistence.xml by default we will look in META-INF/persistence.xml

Parameters:

persistenceXMLLocation -

setPersistenceInfo

public void setPersistenceInfo(java.io.File persistenceInfoFile)
                        throws java.net.MalformedURLException

Set an explicitly identified the location containing persistence.xml.

Parameters:

persistenceinfo - the file containing persistence.xml, the file should contain META-INF/persistence.xml

Throws:

java.net.MalformedURLException

performWeaving

public void performWeaving()
                    throws java.net.URISyntaxException,
                           java.net.MalformedURLException,
                           java.io.IOException

This method performs weaving function on the class individually from the specified source.

Throws:

Exception.

java.net.URISyntaxException

java.net.MalformedURLException

java.io.IOException

preProcess

private void preProcess()
                 throws java.net.URISyntaxException,
                        java.net.MalformedURLException

INTERNAL: This method perform all necessary steps(verification, pre-build the target directory) prior to the invocation of the weaving function.

Throws:

java.net.URISyntaxException

java.net.MalformedURLException

process

private void process()
              throws java.io.IOException,
                     java.net.URISyntaxException

INTERNAL: The method performs weaving function

Throws:

java.io.IOException

java.net.URISyntaxException

getDirectoryFromEntryName

public static java.lang.String getDirectoryFromEntryName(java.lang.String entryName)

isDirectory

private boolean isDirectory(java.net.URL url)
                     throws java.net.URISyntaxException

Determine whether or not the URL is pointing to directory.

Throws:

java.net.URISyntaxException

getURLs

private java.net.URL[] getURLs()

Generate URL array for specified source and persistenceinfo.

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