/jEdit/tags/jedit-4-5-pre1/org/gjt/sp/jedit/bsh/BSHTypedVariableDeclaration.java
Java | 106 lines | 56 code | 12 blank | 38 comment | 2 complexity | 204cf41c7d332260b2a04a88112caf6e MD5 | raw file
Possible License(s): BSD-3-Clause, AGPL-1.0, Apache-2.0, LGPL-2.0, LGPL-3.0, GPL-2.0, CC-BY-SA-3.0, LGPL-2.1, GPL-3.0, MPL-2.0-no-copyleft-exception, IPL-1.0
- /*****************************************************************************
- * *
- * 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 (pat@pat.net) *
- * Author of Learning Java, O'Reilly & Associates *
- * http://www.pat.net/~pat/ *
- * *
- *****************************************************************************/
- package org.gjt.sp.jedit.bsh;
- class BSHTypedVariableDeclaration extends SimpleNode
- {
- public Modifiers modifiers;
-
- BSHTypedVariableDeclaration(int id) { super(id); }
- private BSHType getTypeNode() {
- return ((BSHType)jjtGetChild(0));
- }
- Class evalType( CallStack callstack, Interpreter interpreter )
- throws EvalError
- {
- BSHType typeNode = getTypeNode();
- return typeNode.getType( callstack, interpreter );
- }
- BSHVariableDeclarator [] getDeclarators()
- {
- int n = jjtGetNumChildren();
- int start=1;
- BSHVariableDeclarator [] bvda = new BSHVariableDeclarator[ n-start ];
- for (int i = start; i < n; i++)
- {
- bvda[i-start] = (BSHVariableDeclarator)jjtGetChild(i);
- }
- return bvda;
- }
- /**
- evaluate the type and one or more variable declarators, e.g.:
- int a, b=5, c;
- */
- public Object eval( CallStack callstack, Interpreter interpreter)
- throws EvalError
- {
- try {
- NameSpace namespace = callstack.top();
- BSHType typeNode = getTypeNode();
- Class type = typeNode.getType( callstack, interpreter );
- BSHVariableDeclarator [] bvda = getDeclarators();
- for (int i = 0; i < bvda.length; i++)
- {
- BSHVariableDeclarator dec = bvda[i];
- // Type node is passed down the chain for array initializers
- // which need it under some circumstances
- Object value = dec.eval( typeNode, callstack, interpreter);
- try {
- namespace.setTypedVariable(
- dec.name, type, value, modifiers );
- } catch ( UtilEvalError e ) {
- throw e.toEvalError( this, callstack );
- }
- }
- } catch ( EvalError e ) {
- e.reThrow( "Typed variable declaration" );
- }
- return Primitive.VOID;
- }
- public String getTypeDescriptor(
- CallStack callstack, Interpreter interpreter, String defaultPackage )
- {
- return getTypeNode().getTypeDescriptor(
- callstack, interpreter, defaultPackage );
- }
- }