Package net.ontopia.topicmaps.db2tm

Class RelationMapping

java.lang.Object

org.xml.sax.helpers.DefaultHandler

net.ontopia.xml.SAXTracker

net.ontopia.topicmaps.db2tm.RelationMapping

All Implemented Interfaces:

ContentHandler, DTDHandler, EntityResolver, ErrorHandler

public class RelationMapping
extends SAXTracker

INTERNAL: DB2TM relation mapping definition. Container for a set of relations, entities and fields. The mapping can be instatiated by calling the static read() methods, which will read its defintion from an XML file.

Field Summary

Fields

Modifier and Type	Field	Description
protected File	baseDirectory
protected String	commitMode
protected ExpressionVirtualColumn	curecol
protected Entity	curent
protected Field	curfield
protected Relation	currel
protected Changelog	cursync
protected ValueIF	curvcol
protected Map<String,DataSourceIF>	datasources
protected Map<String,Prefix>	iprefixes
protected String	name
protected XMLReader	reader
protected Map<String,Relation>	relations

Fields inherited from class net.ontopia.xml.SAXTracker

content, keepContentsOf, locator, openElements

Method Summary

Modifier and Type	Method	Description
protected void	addAttribute(AttributesImpl atts, String name, String type, String value)
protected void	addAttribute(AttributesImpl atts, String name, String type, String[] values)
void	addDataSource(String id, DataSourceIF datasource)
void	addRelation(Relation relation)
void	close()
void	compile()
void	endElement(String nsuri, String lname, String qname)
File	getBaseDirectory()
String	getCommitMode()
DataSourceIF	getDataSource(String id)
Collection<DataSourceIF>	getDataSources()
String	getName()
Prefix	getPrefix(String prefix)
String	getQueryDeclarations()
Relation	getRelation(String name)
Collection<Relation>	getRelations()
protected static InputSource	getRelaxNGSchema()
protected String	getValue(Attributes attrs, String name)
protected String	getValue(Attributes attrs, String name, String _default)
protected String[]	getValues(Attributes attrs, String name)
protected String[]	getValues(Attributes attrs, String plural, String singular)
protected void	outputEntities(Relation rel, ContentHandler dh)
protected void	outputField(Field field, ContentHandler dh)
protected void	outputFields(Entity entity, ContentHandler dh)
static RelationMapping	read(File file)
static RelationMapping	read(InputStream istream, File basedir)
static RelationMapping	readFromClasspath(String resource)
void	setBaseDirectory(File baseDirectory)
void	startElement(String nsuri, String lname, String qname, Attributes attrs)
String	toString()
void	write(Writer writer)
void	write(Writer writer, String encoding)
protected void	write(ContentHandler dh)

Methods inherited from class net.ontopia.xml.SAXTracker

characters, isParent, keepContentsOf, setDocumentLocator

Methods inherited from class org.xml.sax.helpers.DefaultHandler

endDocument, endPrefixMapping, error, fatalError, ignorableWhitespace, notationDecl, processingInstruction, resolveEntity, skippedEntity, startDocument, startPrefixMapping, unparsedEntityDecl, warning

Methods inherited from class java.lang.Object

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

Field Detail

reader

protected XMLReader reader

name

protected String name

commitMode

protected String commitMode

baseDirectory

protected File baseDirectory

datasources

protected final Map<String,DataSourceIF> datasources

relations

protected final Map<String,Relation> relations

iprefixes

protected final Map<String,Prefix> iprefixes

currel

protected Relation currel

curent

protected Entity curent

curfield

protected Field curfield

curvcol

protected ValueIF curvcol

cursync

protected Changelog cursync

curecol

protected ExpressionVirtualColumn curecol

Method Detail

compile

public void compile()

close

public void close()

getRelaxNGSchema

protected static InputSource getRelaxNGSchema()
                                       throws IOException

Throws:

IOException

getBaseDirectory

public File getBaseDirectory()

setBaseDirectory

public void setBaseDirectory(File baseDirectory)

getName

public String getName()

getCommitMode

public String getCommitMode()

getDataSources

public Collection<DataSourceIF> getDataSources()

getDataSource

public DataSourceIF getDataSource(String id)

addDataSource

public void addDataSource(String id,
                          DataSourceIF datasource)

getRelations

public Collection<Relation> getRelations()

getRelation

public Relation getRelation(String name)

addRelation

public void addRelation(Relation relation)

getPrefix

public Prefix getPrefix(String prefix)

getQueryDeclarations

public String getQueryDeclarations()

read

public static RelationMapping read(File file)
                            throws IOException

Throws:

IOException

readFromClasspath

public static RelationMapping readFromClasspath(String resource)
                                         throws IOException

Throws:

IOException

read

public static RelationMapping read(InputStream istream,
                                   File basedir)
                            throws IOException

Throws:

IOException

startElement

public void startElement(String nsuri,
                         String lname,
                         String qname,
                         Attributes attrs)
                  throws SAXException

Specified by:

startElement in interface ContentHandler

Overrides:

startElement in class SAXTracker

Throws:

SAXException

endElement

public void endElement(String nsuri,
                       String lname,
                       String qname)
                throws SAXException

Specified by:

endElement in interface ContentHandler

Overrides:

endElement in class SAXTracker

Throws:

SAXException

getValue

protected String getValue(Attributes attrs,
                          String name)

getValue

protected String getValue(Attributes attrs,
                          String name,
                          String _default)

getValues

protected String[] getValues(Attributes attrs,
                             String name)

getValues

protected String[] getValues(Attributes attrs,
                             String plural,
                             String singular)

addAttribute

protected void addAttribute(AttributesImpl atts,
                            String name,
                            String type,
                            String value)

addAttribute

protected void addAttribute(AttributesImpl atts,
                            String name,
                            String type,
                            String[] values)

write

public void write(Writer writer)
           throws SAXException

Throws:

SAXException

write

public void write(Writer writer,
                  String encoding)
           throws SAXException

Throws:

SAXException

write

protected void write(ContentHandler dh)
              throws SAXException

Throws:

SAXException

outputEntities

protected void outputEntities(Relation rel,
                              ContentHandler dh)
                       throws SAXException

Throws:

SAXException

outputFields

protected void outputFields(Entity entity,
                            ContentHandler dh)
                     throws SAXException

Throws:

SAXException

outputField

protected void outputField(Field field,
                           ContentHandler dh)
                    throws SAXException

Throws:

SAXException

toString

public String toString()

Overrides:

toString in class Object