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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<!--NewPage-->
<HTML>
<HEAD>
<!-- Generated by javadoc (build 1.4.2_12) on Fri Oct 06 15:52:54 GMT 2006 -->
<TITLE>
JaclEngine (Bean Scripting Framework API)
</TITLE>

<META NAME="keywords" CONTENT="org.apache.bsf.engines.jacl.JaclEngine class">

<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../../stylesheet.css" TITLE="Style">

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    parent.document.title="JaclEngine (Bean Scripting Framework API)";
}
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  SUMMARY:&nbsp;NESTED&nbsp;|&nbsp;<A HREF="#fields_inherited_from_class_org.apache.bsf.util.BSFEngineImpl">FIELD</A>&nbsp;|&nbsp;<A HREF="#constructor_summary">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_summary">METHOD</A></FONT></TD>
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<FONT SIZE="-1">
org.apache.bsf.engines.jacl</FONT>
<BR>
Class JaclEngine</H2>
<PRE>
java.lang.Object
  <IMG SRC="../../../../../resources/inherit.gif" ALT="extended by"><A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html" title="class in org.apache.bsf.util">org.apache.bsf.util.BSFEngineImpl</A>
      <IMG SRC="../../../../../resources/inherit.gif" ALT="extended by"><B>org.apache.bsf.engines.jacl.JaclEngine</B>
</PRE>
<DL>
<DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../../org/apache/bsf/BSFEngine.html" title="interface in org.apache.bsf">BSFEngine</A>, java.util.EventListener, java.beans.PropertyChangeListener</DD>
</DL>
<HR>
<DL>
<DT>public class <B>JaclEngine</B><DT>extends <A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html" title="class in org.apache.bsf.util">BSFEngineImpl</A></DL>

<P>
This is the interface to Scriptics's Jacl (Tcl) from the
 Bean Scripting Framework.
 <p>
<P>

<P>
<DL>
<DT><B>Author:</B></DT>
  <DD>Sanjiva Weerawarana</DD>
</DL>
<HR>

<P>
<!-- ======== NESTED CLASS SUMMARY ======== -->


<!-- =========== FIELD SUMMARY =========== -->

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</TR>
</TABLE>
&nbsp;<A NAME="fields_inherited_from_class_org.apache.bsf.util.BSFEngineImpl"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Fields inherited from class org.apache.bsf.util.<A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html" title="class in org.apache.bsf.util">BSFEngineImpl</A></B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#classLoader">classLoader</A>, <A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#classPath">classPath</A>, <A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#declaredBeans">declaredBeans</A>, <A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#lang">lang</A>, <A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#mgr">mgr</A>, <A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#tempDir">tempDir</A></CODE></TD>
</TR>
</TABLE>
&nbsp;
<!-- ======== CONSTRUCTOR SUMMARY ======== -->

<A NAME="constructor_summary"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TD COLSPAN=2><FONT SIZE="+2">
<B>Constructor Summary</B></FONT></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../../../org/apache/bsf/engines/jacl/JaclEngine.html#JaclEngine()">JaclEngine</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
</TABLE>
&nbsp;
<!-- ========== METHOD SUMMARY =========== -->

<A NAME="method_summary"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=2><FONT SIZE="+2">
<B>Method Summary</B></FONT></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;java.lang.Object</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/bsf/engines/jacl/JaclEngine.html#call(java.lang.Object, java.lang.String, java.lang.Object[])">call</A></B>(java.lang.Object&nbsp;obj,
     java.lang.String&nbsp;method,
     java.lang.Object[]&nbsp;args)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This is used by an application to call into the scripting engine
 to make a function/method call.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/bsf/engines/jacl/JaclEngine.html#declareBean(org.apache.bsf.BSFDeclaredBean)">declareBean</A></B>(<A HREF="../../../../../org/apache/bsf/BSFDeclaredBean.html" title="class in org.apache.bsf">BSFDeclaredBean</A>&nbsp;bean)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Declare a bean</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;java.lang.Object</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/bsf/engines/jacl/JaclEngine.html#eval(java.lang.String, int, int, java.lang.Object)">eval</A></B>(java.lang.String&nbsp;source,
     int&nbsp;lineNo,
     int&nbsp;columnNo,
     java.lang.Object&nbsp;oscript)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This is used by an application to evaluate a string containing
 some expression.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/bsf/engines/jacl/JaclEngine.html#initialize(org.apache.bsf.BSFManager, java.lang.String, java.util.Vector)">initialize</A></B>(<A HREF="../../../../../org/apache/bsf/BSFManager.html" title="class in org.apache.bsf">BSFManager</A>&nbsp;mgr,
           java.lang.String&nbsp;lang,
           java.util.Vector&nbsp;declaredBeans)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Initialize the engine.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/bsf/engines/jacl/JaclEngine.html#undeclareBean(org.apache.bsf.BSFDeclaredBean)">undeclareBean</A></B>(<A HREF="../../../../../org/apache/bsf/BSFDeclaredBean.html" title="class in org.apache.bsf">BSFDeclaredBean</A>&nbsp;bean)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Undeclare a previously declared bean.</TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_org.apache.bsf.util.BSFEngineImpl"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from class org.apache.bsf.util.<A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html" title="class in org.apache.bsf.util">BSFEngineImpl</A></B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#apply(java.lang.String, int, int, java.lang.Object, java.util.Vector, java.util.Vector)">apply</A>, <A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#compileApply(java.lang.String, int, int, java.lang.Object, java.util.Vector, java.util.Vector, org.apache.bsf.util.CodeBuffer)">compileApply</A>, <A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#compileExpr(java.lang.String, int, int, java.lang.Object, org.apache.bsf.util.CodeBuffer)">compileExpr</A>, <A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#compileScript(java.lang.String, int, int, java.lang.Object, org.apache.bsf.util.CodeBuffer)">compileScript</A>, <A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#exec(java.lang.String, int, int, java.lang.Object)">exec</A>, <A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#iexec(java.lang.String, int, int, java.lang.Object)">iexec</A>, <A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#propertyChange(java.beans.PropertyChangeEvent)">propertyChange</A>, <A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#terminate()">terminate</A></CODE></TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from class java.lang.Object</B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
</TR>
</TABLE>
&nbsp;
<P>

<!-- ============ FIELD DETAIL =========== -->


<!-- ========= CONSTRUCTOR DETAIL ======== -->

<A NAME="constructor_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TD COLSPAN=1><FONT SIZE="+2">
<B>Constructor Detail</B></FONT></TD>
</TR>
</TABLE>

<A NAME="JaclEngine()"><!-- --></A><H3>
JaclEngine</H3>
<PRE>
public <B>JaclEngine</B>()</PRE>
<DL>
</DL>

<!-- ============ METHOD DETAIL ========== -->

<A NAME="method_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=1><FONT SIZE="+2">
<B>Method Detail</B></FONT></TD>
</TR>
</TABLE>

<A NAME="call(java.lang.Object, java.lang.String, java.lang.Object[])"><!-- --></A><H3>
call</H3>
<PRE>
public java.lang.Object <B>call</B>(java.lang.Object&nbsp;obj,
                             java.lang.String&nbsp;method,
                             java.lang.Object[]&nbsp;args)
                      throws <A HREF="../../../../../org/apache/bsf/BSFException.html" title="class in org.apache.bsf">BSFException</A></PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/apache/bsf/BSFEngine.html" title="interface in org.apache.bsf">BSFEngine</A></CODE></B></DD>
<DD>This is used by an application to call into the scripting engine
 to make a function/method call. The "object" argument is the object
 whose method is to be called, if that applies. For non-OO languages,
 this is typically ignored and should be given as null. For pretend-OO
 languages such as VB, this would be the (String) name of the object.
 The arguments are given in the args array.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>method</CODE> - The name of the method to call.<DD><CODE>args</CODE> - an array of arguments to be
 passed to the extension, which may be either
 Vectors of Nodes, or Strings.<DD><CODE>obj</CODE> - object on which to make the call
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../org/apache/bsf/BSFException.html" title="class in org.apache.bsf">BSFException</A></CODE> - if anything goes wrong while eval'ing a
            BSFException is thrown. The reason indicates the problem.</DL>
</DD>
</DL>
<HR>

<A NAME="declareBean(org.apache.bsf.BSFDeclaredBean)"><!-- --></A><H3>
declareBean</H3>
<PRE>
public void <B>declareBean</B>(<A HREF="../../../../../org/apache/bsf/BSFDeclaredBean.html" title="class in org.apache.bsf">BSFDeclaredBean</A>&nbsp;bean)
                 throws <A HREF="../../../../../org/apache/bsf/BSFException.html" title="class in org.apache.bsf">BSFException</A></PRE>
<DL>
<DD>Declare a bean
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/bsf/BSFEngine.html#declareBean(org.apache.bsf.BSFDeclaredBean)">declareBean</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/bsf/BSFEngine.html" title="interface in org.apache.bsf">BSFEngine</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#declareBean(org.apache.bsf.BSFDeclaredBean)">declareBean</A></CODE> in class <CODE><A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html" title="class in org.apache.bsf.util">BSFEngineImpl</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../org/apache/bsf/BSFException.html" title="class in org.apache.bsf">BSFException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="eval(java.lang.String, int, int, java.lang.Object)"><!-- --></A><H3>
eval</H3>
<PRE>
public java.lang.Object <B>eval</B>(java.lang.String&nbsp;source,
                             int&nbsp;lineNo,
                             int&nbsp;columnNo,
                             java.lang.Object&nbsp;oscript)
                      throws <A HREF="../../../../../org/apache/bsf/BSFException.html" title="class in org.apache.bsf">BSFException</A></PRE>
<DL>
<DD>This is used by an application to evaluate a string containing
 some expression.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>source</CODE> - (context info) the source of this expression
                 (e.g., filename)<DD><CODE>lineNo</CODE> - (context info) the line number in source for expr<DD><CODE>columnNo</CODE> - (context info) the column number in source for expr<DD><CODE>oscript</CODE> - the expression to evaluate
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../org/apache/bsf/BSFException.html" title="class in org.apache.bsf">BSFException</A></CODE> - if anything goes wrong while eval'ing a
            BSFException is thrown. The reason indicates the problem.</DL>
</DD>
</DL>
<HR>

<A NAME="initialize(org.apache.bsf.BSFManager, java.lang.String, java.util.Vector)"><!-- --></A><H3>
initialize</H3>
<PRE>
public void <B>initialize</B>(<A HREF="../../../../../org/apache/bsf/BSFManager.html" title="class in org.apache.bsf">BSFManager</A>&nbsp;mgr,
                       java.lang.String&nbsp;lang,
                       java.util.Vector&nbsp;declaredBeans)
                throws <A HREF="../../../../../org/apache/bsf/BSFException.html" title="class in org.apache.bsf">BSFException</A></PRE>
<DL>
<DD>Initialize the engine.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/bsf/BSFEngine.html#initialize(org.apache.bsf.BSFManager, java.lang.String, java.util.Vector)">initialize</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/bsf/BSFEngine.html" title="interface in org.apache.bsf">BSFEngine</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html#initialize(org.apache.bsf.BSFManager, java.lang.String, java.util.Vector)">initialize</A></CODE> in class <CODE><A HREF="../../../../../org/apache/bsf/util/BSFEngineImpl.html" title="class in org.apache.bsf.util">BSFEngineImpl</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../org/apache/bsf/BSFException.html" title="class in org.apache.bsf">BSFException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="undeclareBean(org.apache.bsf.BSFDeclaredBean)"><!-- --></A><H3>
undeclareBean</H3>
<PRE>
public void <B>undeclareBean</B>(<A HREF="../../../../../org/apache/bsf/BSFDeclaredBean.html" title="class in org.apache.bsf">BSFDeclaredBean</A>&nbsp;bean)
                   throws <A HREF="../../../../../org/apache/bsf/BSFException.html" title="class in org.apache.bsf">BSFException</A></PRE>
<DL>
<DD>Undeclare a previously declared bean.
<P>
<DD><DL>
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