com.beasys.commerce.axiom.reasoning.rules.service
Class RulesetDataResolver

java.lang.Object
  |
  +--com.beasys.commerce.axiom.reasoning.rules.service.RulesetDataResolver

All Implemented Interfaces:

org.xml.sax.EntityResolver

public class RulesetDataResolver

extends java.lang.Object

implements org.xml.sax.EntityResolver

Specifies the behavior for an entity resolver specific to ruleset data

Version:

1.0

Author:

BEA Systems, Inc.

Field Summary

static java.lang.String	EJB_PROTOCOL_PREFIX The ejb protocol prefix
static java.lang.String	HOST_OR_HOME_DELIMITER The entity host name or home name delimiter
static java.lang.String	JDBC_PROTOCOL_PREFIX The jdbc protocol prefix
protected javax.naming.Context	jndiContext The jndi context to use for looking up the data bean home
static java.lang.String	NAME_DELIMITER The entity name delimiter
static java.lang.String	RULES_LANGUAGE_DTD_NAME The vendor-independent, xml rules language dtd name
protected java.lang.String	rulesetDataBeanHomeName The ruleset data bean home name

Constructor Summary

RulesetDataResolver(java.lang.String rulesetDataBeanHomeName, javax.naming.Context jndiContext)
Constructor

Method Summary

protected byte[]	getRuleSet(java.lang.String anEntityName)
org.xml.sax.InputSource	resolveEntity(java.lang.String publicId, java.lang.String systemId) Resolves external entities

Methods inherited from class java.lang.Object

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

Field Detail

RULES_LANGUAGE_DTD_NAME

public static final java.lang.String RULES_LANGUAGE_DTD_NAME

The vendor-independent, xml rules language dtd name

EJB_PROTOCOL_PREFIX

public static final java.lang.String EJB_PROTOCOL_PREFIX

The ejb protocol prefix

JDBC_PROTOCOL_PREFIX

public static final java.lang.String JDBC_PROTOCOL_PREFIX

The jdbc protocol prefix

HOST_OR_HOME_DELIMITER

public static final java.lang.String HOST_OR_HOME_DELIMITER

The entity host name or home name delimiter

NAME_DELIMITER

public static final java.lang.String NAME_DELIMITER

The entity name delimiter

jndiContext

protected javax.naming.Context jndiContext

The jndi context to use for looking up the data bean home

rulesetDataBeanHomeName

protected java.lang.String rulesetDataBeanHomeName

The ruleset data bean home name

Constructor Detail

RulesetDataResolver

public RulesetDataResolver(java.lang.String rulesetDataBeanHomeName,
                           javax.naming.Context jndiContext)
                    throws java.lang.IllegalArgumentException

Constructor

Parameters:

rulesetDataBeanHomeName - The home name for the ruleset data bean

jndiContext - The jndi context to use for lookups of the data bean home

Throws:

java.lang.IllegalArgumentException - Thrown if rulesetDataBeanHomeName is null or zero-length, or if jndiContext is null

Method Detail

resolveEntity

public org.xml.sax.InputSource resolveEntity(java.lang.String publicId,
                                             java.lang.String systemId)
                                      throws org.xml.sax.SAXException,
                                             java.io.IOException

Resolves external entities

Specified by:

resolveEntity in interface org.xml.sax.EntityResolver

Parameters:

publicId - The public identifier of the external entity being referenced, or null if none was supplied.

systemId - The system identifier of the external entity being referenced.

Returns:

An InputSource object describing the new input source, or null to request that the parser open a regular URI connection to the system identifier.

Throws:

java.lang.IllegalArgumentException - Thrown if systemId is null

org.xml.sax.SAXException - Any SAX exception, possibly wrapping another exception.

java.io.IOException - A Java-specific IO exception, possibly the result of creating a new InputStream or Reader for the InputSource.

getRuleSet

protected byte[] getRuleSet(java.lang.String anEntityName)
                     throws java.lang.Exception