org.datanucleus.util

Class AbstractXMLEntityResolver

java.lang.Object

org.datanucleus.util.AbstractXMLEntityResolver

All Implemented Interfaces:

EntityResolver

Direct Known Subclasses:

PluginEntityResolver, XMLAutoStarterEntityResolver

public abstract class AbstractXMLEntityResolver
extends Object
implements EntityResolver

Abstract implementation of an entity resolver for XML files. Supports a series of internally supported public or system identities, allowing implementers to support particular identities and direct them to local copies of the DTD for example.

Field Summary

Fields

Modifier and Type	Field and Description
protected static Localiser	LOCALISER Localiser for messages.
protected HashMap	publicIdEntities Map of public identity entities supported.
protected HashMap	systemIdEntities Map of system identity entities supported.

Constructor Summary

Constructors

Constructor and Description
AbstractXMLEntityResolver()

Method Summary

Modifier and Type	Method and Description
protected InputSource	getLocalInputSource(String publicId, String systemId, String localPath) Accessor for the input source for a path.
InputSource	resolveEntity(String publicId, String systemId) Method to resolve XML entities.

Methods inherited from class java.lang.Object

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

Field Detail

LOCALISER

protected static final Localiser LOCALISER

Localiser for messages.

publicIdEntities

protected HashMap publicIdEntities

Map of public identity entities supported. The key will be the identity, and the value is the local input to use.

systemIdEntities

protected HashMap systemIdEntities

Map of system identity entities supported. The key will be the identity, and the value is the local input to use.

Constructor Detail

AbstractXMLEntityResolver

public AbstractXMLEntityResolver()

Method Detail

resolveEntity

public InputSource resolveEntity(String publicId,
                                 String systemId)
                          throws SAXException

Method to resolve XML entities. Allows for the internally supported public and system identity entities.

Specified by:

resolveEntity in interface EntityResolver

Parameters:

publicId - The public id.

systemId - The system id.

Returns:

Input Source for the URI.

Throws:

SAXException

See Also:

EntityResolver.resolveEntity(java.lang.String,java.lang.String)

getLocalInputSource

protected InputSource getLocalInputSource(String publicId,
                                          String systemId,
                                          String localPath)
                                   throws FileNotFoundException

Accessor for the input source for a path.

Parameters:

publicId - Public identity

systemId - System identity

localPath - The local path

Returns:

The input source

Throws:

FileNotFoundException - if the local file is not accessible