[Mathlib-commitlog] SF.net SVN: mathlib:[622] JMathLib/trunk/src/jmathlib/core/tokens/ VariableToken.java

[<st_...@us...>]

Revision: 622
          http://mathlib.svn.sourceforge.net/mathlib/?rev=622&view=rev
Author:   st_mueller
Date:     2009-01-05 15:08:24 +0000 (Mon, 05 Jan 2009)

Log Message:
-----------
changed handling of global variables

Modified Paths:
--------------
    JMathLib/trunk/src/jmathlib/core/tokens/VariableToken.java

Modified: JMathLib/trunk/src/jmathlib/core/tokens/VariableToken.java
===================================================================
--- JMathLib/trunk/src/jmathlib/core/tokens/VariableToken.java	2009-01-05 15:06:37 UTC (rev 621)
+++ JMathLib/trunk/src/jmathlib/core/tokens/VariableToken.java	2009-01-05 15:08:24 UTC (rev 622)
@@ -151,7 +151,7 @@
                 return ((MathLibObject)getVariable(name).getData()).getFieldData(fieldName);
             //}            
         }
-        else if( !getVariables().isVariable(name) )
+        else if( getVariable(name) == null )
         {
             // variable is not yet defined (e.g. user typed sin(a) and "a" is unknown)
             //  or it is a function
@@ -248,7 +248,7 @@
 		{
             ErrorLogger.debugLine("Variable data = NULL");
             
-            /* display the result of this variable in the user console*/
+            // display the result of this variable in the user console
             if (isDisplayResult())
                 getInterpreter().displayText(name +" = []");
 


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