jimm.datavision
Class Scripting

java.lang.Object
  jimm.datavision.Scripting

All Implemented Interfaces:

Writeable

public class Scripting
extends java.lang.Object
implements Writeable

Bean Scripting Framework management.

Author:

Jim Menard, jimm@io.com

Field Summary

protected static java.lang.String	DEFAULT_CLASS
protected static java.lang.String	DEFAULT_LANGUAGE
protected java.lang.String	defaultLanguage
protected java.util.Map	languages
protected java.util.Map	managers
protected Report	report

Constructor Summary

Scripting(Report report)

Method Summary

void	addLanguage(java.lang.String language, java.lang.String className) Adds a language to our list.
boolean	canFind(java.lang.String klass) Returns true if we can load class klass.
java.lang.Object	eval(java.lang.String language, java.lang.String evalString, java.lang.String name) Evaluates an evalString using language and returns the results.
org.apache.bsf.BSFManager	getBsfManager() Returns BSFManager for the default language.
org.apache.bsf.BSFManager	getBsfManager(java.lang.String language) Returns BSFManager for language.
java.lang.String	getDefaultLanguage() Returns the default language name.
java.util.Map	getLanguages() Returns an immutable copy of the map of languages.
void	replaceLanguages(java.util.Map langs) Replace the contents of our language map with the contents of langs.
void	setDefaultLanguage(java.lang.String language) Sets the default language name.
void	writeXML(XMLWriter out) Writes this object as an XML tag.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_LANGUAGE

protected static final java.lang.String DEFAULT_LANGUAGE

See Also:

Constant Field Values

DEFAULT_CLASS

protected static final java.lang.String DEFAULT_CLASS

See Also:

Constant Field Values

report

protected Report report

defaultLanguage

protected java.lang.String defaultLanguage

languages

protected java.util.Map languages

managers

protected java.util.Map managers

Constructor Detail

Scripting

public Scripting(Report report)

Method Detail

getLanguages

public java.util.Map getLanguages()

Returns an immutable copy of the map of languages.

addLanguage

public void addLanguage(java.lang.String language,
                        java.lang.String className)

Adds a language to our list.

replaceLanguages

public void replaceLanguages(java.util.Map langs)

Replace the contents of our language map with the contents of langs.

Parameters:

langs - maps language names to class names

getDefaultLanguage

public java.lang.String getDefaultLanguage()

Returns the default language name.

setDefaultLanguage

public void setDefaultLanguage(java.lang.String language)

Sets the default language name.

canFind

public boolean canFind(java.lang.String klass)

Returns true if we can load class klass.

eval

public java.lang.Object eval(java.lang.String language,
                             java.lang.String evalString,
                             java.lang.String name)
                      throws org.apache.bsf.BSFException

Evaluates an evalString using language and returns the results.

Parameters:

language - the language to use

evalString - the string to evaluate

name - a name (for example, a formula name) to display with error messages

Returns:

the result

Throws:

org.apache.bsf.BSFException

getBsfManager

public org.apache.bsf.BSFManager getBsfManager()
                                        throws org.apache.bsf.BSFException

Returns BSFManager for the default language.

Throws:

org.apache.bsf.BSFException

getBsfManager

public org.apache.bsf.BSFManager getBsfManager(java.lang.String language)
                                        throws org.apache.bsf.BSFException

Returns BSFManager for language.

Throws:

org.apache.bsf.BSFException

writeXML

public void writeXML(XMLWriter out)

Description copied from interface: Writeable

Writes this object as an XML tag.

Specified by:

writeXML in interface Writeable

Parameters:

out - a writer that knows how to write XML