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Java Source Code / Java Documentation » J2EE » spring framework 2.5 » org.springframework.orm.jpa.persistenceunit 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.springframework.orm.jpa.persistenceunit.PersistenceUnitReader

PersistenceUnitReader
class PersistenceUnitReader (Code)
Internal helper class for reading persistence.xml files.
author:
   Costin Leau
author:
   Juergen Hoeller
since:
   2.0



Constructor Summary
public  PersistenceUnitReader(ResourcePatternResolver resourcePatternResolver, DataSourceLookup dataSourceLookup)
     Create a new PersistenceUnitReader.

Method Summary
protected  URLdeterminePersistenceUnitRootUrl(Resource resource)
     Determine the persistence unit root URL based on the given resource (which points to the persistence.xml file we're reading).
protected  ResourcefindSchemaResource()
     Try to locate the schema first in the class path before using the URL specified inside the XML.
protected  voidparseClass(Element persistenceUnit, SpringPersistenceUnitInfo unitInfo)
     Parse the class XML elements.
protected  List<SpringPersistenceUnitInfo>parseDocument(Resource resource, Document document, List<SpringPersistenceUnitInfo> infos)
     Parse the validated document and populates(add to) the given unit info list.
protected  voidparseJarFiles(Element persistenceUnit, SpringPersistenceUnitInfo unitInfo)
     Parse the jar-file XML elements.
protected  voidparseMappingFiles(Element persistenceUnit, SpringPersistenceUnitInfo unitInfo)
     Parse the mapping-file XML elements.
protected  SpringPersistenceUnitInfoparsePersistenceUnitInfo(Element persistenceUnit)
     Parse the unit info DOM element.
protected  voidparseProperty(Element persistenceUnit, SpringPersistenceUnitInfo unitInfo)
     Parse the property XML elements.
public  SpringPersistenceUnitInfo[]readPersistenceUnitInfos(String persistenceXmlLocation)
     Parse and build all persistence unit infos defined in the specified XML file(s).
public  SpringPersistenceUnitInfo[]readPersistenceUnitInfos(String[] persistenceXmlLocations)
     Parse and build all persistence unit infos defined in the given XML files.
protected  DocumentvalidateResource(ErrorHandler handler, InputStream stream)
     Validate the given stream and return a valid DOM document for parsing.


Constructor Detail
PersistenceUnitReader
public PersistenceUnitReader(ResourcePatternResolver resourcePatternResolver, DataSourceLookup dataSourceLookup)(Code)
Create a new PersistenceUnitReader.
Parameters:
  resourcePatternResolver - the ResourcePatternResolver to use for loading resources
Parameters:
  dataSourceLookup - the DataSourceLookup to resolve DataSource names inpersistence.xml files against




Method Detail
determinePersistenceUnitRootUrl
protected URL determinePersistenceUnitRootUrl(Resource resource) throws IOException(Code)
Determine the persistence unit root URL based on the given resource (which points to the persistence.xml file we're reading).
Parameters:
  resource - the resource to check the corresponding persistence unit root URL
throws:
  IOException - if the checking failed



findSchemaResource
protected Resource findSchemaResource()(Code)
Try to locate the schema first in the class path before using the URL specified inside the XML. an existing resource, or null if none found



parseClass
protected void parseClass(Element persistenceUnit, SpringPersistenceUnitInfo unitInfo)(Code)
Parse the class XML elements.



parseDocument
protected List<SpringPersistenceUnitInfo> parseDocument(Resource resource, Document document, List<SpringPersistenceUnitInfo> infos) throws IOException(Code)
Parse the validated document and populates(add to) the given unit info list.



parseJarFiles
protected void parseJarFiles(Element persistenceUnit, SpringPersistenceUnitInfo unitInfo) throws IOException(Code)
Parse the jar-file XML elements.



parseMappingFiles
protected void parseMappingFiles(Element persistenceUnit, SpringPersistenceUnitInfo unitInfo)(Code)
Parse the mapping-file XML elements.



parsePersistenceUnitInfo
protected SpringPersistenceUnitInfo parsePersistenceUnitInfo(Element persistenceUnit) throws IOException(Code)
Parse the unit info DOM element.



parseProperty
protected void parseProperty(Element persistenceUnit, SpringPersistenceUnitInfo unitInfo)(Code)
Parse the property XML elements.



readPersistenceUnitInfos
public SpringPersistenceUnitInfo[] readPersistenceUnitInfos(String persistenceXmlLocation)(Code)
Parse and build all persistence unit infos defined in the specified XML file(s).
Parameters:
  persistenceXmlLocation - the resource location (can be a pattern) the resulting PersistenceUnitInfo instances



readPersistenceUnitInfos
public SpringPersistenceUnitInfo[] readPersistenceUnitInfos(String[] persistenceXmlLocations)(Code)
Parse and build all persistence unit infos defined in the given XML files.
Parameters:
  persistenceXmlLocations - the resource locations (can be patterns) the resulting PersistenceUnitInfo instances



validateResource
protected Document validateResource(ErrorHandler handler, InputStream stream) throws ParserConfigurationException, SAXException, IOException(Code)
Validate the given stream and return a valid DOM document for parsing.



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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