org.jruby.javasupport.bsf

Class JRubyEngine

java.lang.Object

org.apache.bsf.util.BSFEngineImpl

org.jruby.javasupport.bsf.JRubyEngine

All Implemented Interfaces:

java.beans.PropertyChangeListener, java.util.EventListener, org.apache.bsf.BSFEngine

public class JRubyEngine
extends org.apache.bsf.util.BSFEngineImpl

An implementation of a JRuby BSF implementation.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	JRubyEngine.BeanGlobalVariable
private static class	JRubyEngine.FunctionsGlobalVariable

Field Summary

Fields

Modifier and Type	Field and Description
private RubyRuntimeAdapter	evaler
private Ruby	runtime

Fields inherited from class org.apache.bsf.util.BSFEngineImpl

classLoader, classPath, declaredBeans, lang, mgr, tempDir

Constructor Summary

Constructors

Constructor and Description
JRubyEngine()

Method Summary

Modifier and Type	Method and Description
java.lang.Object	apply(java.lang.String file, int line, int col, java.lang.Object funcBody, java.util.Vector paramNames, java.util.Vector args)
java.lang.Object	call(java.lang.Object recv, java.lang.String method, java.lang.Object[] args)
void	declareBean(org.apache.bsf.BSFDeclaredBean bean)
java.lang.Object	eval(java.lang.String file, int line, int col, java.lang.Object expr)
void	exec(java.lang.String file, int line, int col, java.lang.Object expr)
private java.util.List	getClassPath(org.apache.bsf.BSFManager manager)
void	handleException(org.apache.bsf.BSFException bsfExcptn)
void	initialize(org.apache.bsf.BSFManager manager, java.lang.String language, java.util.Vector someDeclaredBeans)
private static void	printException(Ruby runtime, java.lang.Exception exception) Prints out an error message.
void	terminate()
void	undeclareBean(org.apache.bsf.BSFDeclaredBean bean)

Methods inherited from class org.apache.bsf.util.BSFEngineImpl

compileApply, compileExpr, compileScript, iexec, propertyChange

Methods inherited from class java.lang.Object

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

Field Detail

runtime

private Ruby runtime

evaler

private RubyRuntimeAdapter evaler

Constructor Detail

JRubyEngine

public JRubyEngine()

Method Detail

apply

public java.lang.Object apply(java.lang.String file,
                              int line,
                              int col,
                              java.lang.Object funcBody,
                              java.util.Vector paramNames,
                              java.util.Vector args)

Specified by:

apply in interface org.apache.bsf.BSFEngine

Overrides:

apply in class org.apache.bsf.util.BSFEngineImpl

eval

public java.lang.Object eval(java.lang.String file,
                             int line,
                             int col,
                             java.lang.Object expr)
                      throws org.apache.bsf.BSFException

Throws:

org.apache.bsf.BSFException

exec

public void exec(java.lang.String file,
                 int line,
                 int col,
                 java.lang.Object expr)
          throws org.apache.bsf.BSFException

Specified by:

exec in interface org.apache.bsf.BSFEngine

Overrides:

exec in class org.apache.bsf.util.BSFEngineImpl

Throws:

org.apache.bsf.BSFException

call

public java.lang.Object call(java.lang.Object recv,
                             java.lang.String method,
                             java.lang.Object[] args)
                      throws org.apache.bsf.BSFException

Throws:

org.apache.bsf.BSFException

initialize

public void initialize(org.apache.bsf.BSFManager manager,
                       java.lang.String language,
                       java.util.Vector someDeclaredBeans)
                throws org.apache.bsf.BSFException

Specified by:

initialize in interface org.apache.bsf.BSFEngine

Overrides:

initialize in class org.apache.bsf.util.BSFEngineImpl

Throws:

org.apache.bsf.BSFException

getClassPath

private java.util.List getClassPath(org.apache.bsf.BSFManager manager)

declareBean

public void declareBean(org.apache.bsf.BSFDeclaredBean bean)
                 throws org.apache.bsf.BSFException

Specified by:

declareBean in interface org.apache.bsf.BSFEngine

Overrides:

declareBean in class org.apache.bsf.util.BSFEngineImpl

Throws:

org.apache.bsf.BSFException

undeclareBean

public void undeclareBean(org.apache.bsf.BSFDeclaredBean bean)
                   throws org.apache.bsf.BSFException

Specified by:

undeclareBean in interface org.apache.bsf.BSFEngine

Overrides:

undeclareBean in class org.apache.bsf.util.BSFEngineImpl

Throws:

org.apache.bsf.BSFException

handleException

public void handleException(org.apache.bsf.BSFException bsfExcptn)

printException

private static void printException(Ruby runtime,
                                   java.lang.Exception exception)

Prints out an error message.

Parameters:

exception - An Exception thrown by JRuby

terminate

public void terminate()

Specified by:

terminate in interface org.apache.bsf.BSFEngine

Overrides:

terminate in class org.apache.bsf.util.BSFEngineImpl

See Also:

BSFEngine.terminate()