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XmlPackageReader - JBoss RULES 3.0.6 API 英文版文档

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org.drools.xml
Class XmlPackageReader

java.lang.Object
  extended by org.xml.sax.helpers.DefaultHandler
      extended by org.drools.xml.XmlPackageReader
All Implemented Interfaces:
org.xml.sax.ContentHandler, org.xml.sax.DTDHandler, org.xml.sax.EntityResolver, org.xml.sax.ErrorHandler
public class XmlPackageReader
extends org.xml.sax.helpers.DefaultHandler

RuleSet loader. Note you can override the default entity resolver by setting the System property of: org.drools.io.EntityResolve to your own custom entity resolver. This can be done using -Dorg.drools.io.EntityResolver=YourClassHere on the command line, for instance.

Field Summary
static java.lang.String ENTITY_RESOLVER_PROPERTY_NAME
           
static java.lang.String RULES_NAMESPACE_URI
          Namespace URI for the general tags.
 
Constructor Summary
XmlPackageReader()
          Construct.
XmlPackageReader(javax.xml.parsers.SAXParser parser)
          Construct.
 
Method Summary
 void characters(char[] chars, int start, int len)
           
protected  Configuration endConfiguration()
          End a configuration node.
 void endElement(java.lang.String uri, java.lang.String localName, java.lang.String qname)
           
 void endPrefixMapping(java.lang.String prefix)
           
 void error(org.xml.sax.SAXParseException x)
           
 void fatalError(org.xml.sax.SAXParseException x)
           
 org.xml.sax.Locator getLocator()
          Get the Locator.
 PackageDescr getPackageDescr()
           
 PackageDescr read(org.xml.sax.InputSource in)
          Read a RuleSet from an InputSource.
 PackageDescr read(java.io.InputStream inputStream)
          Read a RuleSet from an InputStream.
 PackageDescr read(java.io.Reader reader)
          Read a RuleSet from a Reader.
 org.xml.sax.InputSource resolveEntity(java.lang.String publicId, java.lang.String systemId)
           
 void setDocumentLocator(org.xml.sax.Locator locator)
           
protected  void startConfiguration(java.lang.String name, org.xml.sax.Attributes attrs)
          Start a configuration node.
 void startDocument()
           
 void startElement(java.lang.String uri, java.lang.String localName, java.lang.String qname, org.xml.sax.Attributes attrs)
           
 void startPrefixMapping(java.lang.String prefix, java.lang.String uri)
           
 void warning(org.xml.sax.SAXParseException x)
           
 
Methods inherited from class org.xml.sax.helpers.DefaultHandler
endDocument, ignorableWhitespace, notationDecl, processingInstruction, skippedEntity, unparsedEntityDecl
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

ENTITY_RESOLVER_PROPERTY_NAME

public static final java.lang.String ENTITY_RESOLVER_PROPERTY_NAME
See Also:
Constant Field Values

RULES_NAMESPACE_URI

public static final java.lang.String RULES_NAMESPACE_URI
Namespace URI for the general tags.

See Also:
Constant Field Values
Constructor Detail

XmlPackageReader

public XmlPackageReader()
Construct.

Uses the default JAXP SAX parser and the default classpath-based DefaultSemanticModule.

XmlPackageReader

public XmlPackageReader(javax.xml.parsers.SAXParser parser)
Construct.

Uses the default classpath-based DefaultSemanticModule.

Parameters:
parser - The SAX parser.
Method Detail

read

public PackageDescr read(java.io.Reader reader)
                  throws org.xml.sax.SAXException,
                         java.io.IOException
Read a RuleSet from a Reader.

Parameters:
reader - The reader containing the rule-set.
Returns:
The rule-set.
Throws:
org.xml.sax.SAXException
java.io.IOException

read

public PackageDescr read(java.io.InputStream inputStream)
                  throws org.xml.sax.SAXException,
                         java.io.IOException
Read a RuleSet from an InputStream.

Parameters:
inputStream - The input-stream containing the rule-set.
Returns:
The rule-set.
Throws:
org.xml.sax.SAXException
java.io.IOException

read

public PackageDescr read(org.xml.sax.InputSource in)
                  throws org.xml.sax.SAXException,
                         java.io.IOException
Read a RuleSet from an InputSource.

Parameters:
in - The rule-set input-source.
Returns:
The rule-set.
Throws:
org.xml.sax.SAXException
java.io.IOException

getPackageDescr

public PackageDescr getPackageDescr()

setDocumentLocator

public void setDocumentLocator(org.xml.sax.Locator locator)
Specified by:
setDocumentLocator in interface org.xml.sax.ContentHandler
Overrides:
setDocumentLocator in class org.xml.sax.helpers.DefaultHandler
See Also:
ContentHandler

getLocator

public org.xml.sax.Locator getLocator()
Get the Locator.

Returns:
The locator.

startDocument

public void startDocument()
Specified by:
startDocument in interface org.xml.sax.ContentHandler
Overrides:
startDocument in class org.xml.sax.helpers.DefaultHandler

startElement

public void startElement(java.lang.String uri,
                         java.lang.String localName,
                         java.lang.String qname,
                         org.xml.sax.Attributes attrs)
                  throws org.xml.sax.SAXException
Specified by:
startElement in interface org.xml.sax.ContentHandler
Overrides:
startElement in class org.xml.sax.helpers.DefaultHandler
Parameters:
uri -
localName -
qname -
attrs -
Throws:
org.xml.sax.SAXException
See Also:
ContentHandler

endElement

public void endElement(java.lang.String uri,
                       java.lang.String localName,
                       java.lang.String qname)
                throws org.xml.sax.SAXException
Specified by:
endElement in interface org.xml.sax.ContentHandler
Overrides:
endElement in class org.xml.sax.helpers.DefaultHandler
Parameters:
uri -
localName -
qname -
Throws:
org.xml.sax.SAXException
See Also:
ContentHandler

startConfiguration

protected void startConfiguration(java.lang.String name,
                                  org.xml.sax.Attributes attrs)
Start a configuration node.

Parameters:
name - Tag name.
attrs - Tag attributes.

characters

public void characters(char[] chars,
                       int start,
                       int len)
Specified by:
characters in interface org.xml.sax.ContentHandler
Overrides:
characters in class org.xml.sax.helpers.DefaultHandler
Parameters:
chars -
start -
len -
See Also:
ContentHandler

endConfiguration

protected Configuration endConfiguration()
End a configuration node.

Returns:
The configuration.

resolveEntity

public org.xml.sax.InputSource resolveEntity(java.lang.String publicId,
                                             java.lang.String systemId)
                                      throws org.xml.sax.SAXException
Specified by:
resolveEntity in interface org.xml.sax.EntityResolver
Overrides:
resolveEntity in class org.xml.sax.helpers.DefaultHandler
Throws:
org.xml.sax.SAXException

startPrefixMapping

public void startPrefixMapping(java.lang.String prefix,
                               java.lang.String uri)
                        throws org.xml.sax.SAXException
Specified by:
startPrefixMapping in interface org.xml.sax.ContentHandler
Overrides:
startPrefixMapping in class org.xml.sax.helpers.DefaultHandler
Throws:
org.xml.sax.SAXException

endPrefixMapping

public void endPrefixMapping(java.lang.String prefix)
                      throws org.xml.sax.SAXException
Specified by:
endPrefixMapping in interface org.xml.sax.ContentHandler
Overrides:
endPrefixMapping in class org.xml.sax.helpers.DefaultHandler
Throws:
org.xml.sax.SAXException

warning

public void warning(org.xml.sax.SAXParseException x)
Specified by:
warning in interface org.xml.sax.ErrorHandler
Overrides:
warning in class org.xml.sax.helpers.DefaultHandler

error

public void error(org.xml.sax.SAXParseException x)
Specified by:
error in interface org.xml.sax.ErrorHandler
Overrides:
error in class org.xml.sax.helpers.DefaultHandler

fatalError

public void fatalError(org.xml.sax.SAXParseException x)
                throws org.xml.sax.SAXParseException
Specified by:
fatalError in interface org.xml.sax.ErrorHandler
Overrides:
fatalError in class org.xml.sax.helpers.DefaultHandler
Throws:
org.xml.sax.SAXParseException
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