/*****************************************************************************
* *
* This file is part of the BeanShell Java Scripting distribution. *
* Documentation and updates may be found at http://www.beanshell.org/ *
* *
* Sun Public License Notice: *
* *
* The contents of this file are subject to the Sun Public License Version *
* 1.0 (the "License"); you may not use this file except in compliance with *
* the License. A copy of the License is available at http://www.sun.com *
* *
* The Original Code is BeanShell. The Initial Developer of the Original *
* Code is Pat Niemeyer. Portions created by Pat Niemeyer are Copyright *
* (C) 2000. All Rights Reserved. *
* *
* GNU Public License Notice: *
* *
* Alternatively, the contents of this file may be used under the terms of *
* the GNU Lesser General Public License (the "LGPL"), in which case the *
* provisions of LGPL are applicable instead of those above. If you wish to *
* allow use of your version of this file only under the terms of the LGPL *
* and not to allow others to use your version of this file under the SPL, *
* indicate your decision by deleting the provisions above and replace *
* them with the notice and other provisions required by the LGPL. If you *
* do not delete the provisions above, a recipient may use your version of *
* this file under either the SPL or the LGPL. *
* *
* Patrick Niemeyer ([email protected]) *
* Author of Learning Java, O'Reilly & Associates *
* http://www.pat.net/~pat/ *
* *
*****************************************************************************/
package bsh;
class BSHAmbiguousName extends SimpleNode
{
public String text;
BSHAmbiguousName(int id) { super(id); }
public Name getName( NameSpace namespace )
{
return namespace.getNameResolver( text );
}
public Object toObject( CallStack callstack, Interpreter interpreter )
throws EvalError
{
return toObject( callstack, interpreter, false );
}
Object toObject(
CallStack callstack, Interpreter interpreter, boolean forceClass )
throws EvalError
{
try {
return
getName( callstack.top() ).toObject(
callstack, interpreter, forceClass );
} catch ( UtilEvalError e ) {
//e.printStackTrace();
throw e.toEvalError( this, callstack );
}
}
public Class toClass( CallStack callstack, Interpreter interpreter )
throws EvalError
{
try {
return getName( callstack.top() ).toClass();
} catch ( ClassNotFoundException e ) {
throw new EvalError( e.getMessage(), this, callstack );
} catch ( UtilEvalError e2 ) {
// ClassPathException is a type of UtilEvalError
throw e2.toEvalError( this, callstack );
}
}
public LHS toLHS( CallStack callstack, Interpreter interpreter)
throws EvalError
{
try {
return getName( callstack.top() ).toLHS( callstack, interpreter );
} catch ( UtilEvalError e ) {
throw e.toEvalError( this, callstack );
}
}
/*
The interpretation of an ambiguous name is context sensitive.
We disallow a generic eval( ).
*/
public Object eval( CallStack callstack, Interpreter interpreter )
throws EvalError
{
throw new InterpreterError(
"Don't know how to eval an ambiguous name!"
+" Use toObject() if you want an object." );
}
public String toString() {
return "AmbigousName: "+text;
}
}
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