/*
* (c) Copyright 2010-2011 AgileBirds
*
* This file is part of OpenFlexo.
*
* OpenFlexo is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* OpenFlexo is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with OpenFlexo. If not, see <http://www.gnu.org/licenses/>.
*
*/
package org.openflexo.antar.expr;
import java.util.Vector;
public class Variable extends Expression {
private String name;
public Variable(String name) {
super();
this.name = name;
}
@Override
public int getDepth() {
return 0;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
/*@Override
public Expression evaluate(EvaluationContext context, Bindable bindable) {
if (context != null) {
return context.getVariableFactory().makeVariable(new Word(getName()), bindable);
}
return this;
}*/
@Override
public Expression transform(ExpressionTransformer transformer) throws TransformException {
return transformer.performTransformation(this);
}
@Override
public EvaluationType getEvaluationType() {
return EvaluationType.LITERAL;
}
@Override
protected Vector<Expression> getChilds() {
return null;
}
public boolean isValid() {
if (name.length() == 0) {
return false;
}
/*boolean startingPathItem = true;
for (int i = 0; i < name.length(); i++) {
char c = name.charAt(i);
if (c == '.') {
startingPathItem = true;
} else {
boolean isNormalChar = c >= 'A' && c <= 'Z' || c >= 'a' && c <= 'z' || c == '(' || c == ')' || c == '_' // See Java
// authorized
// characters
|| c >= '0' && c <= '9' && !startingPathItem;
if (!isNormalChar) {
return false;
}
startingPathItem = false;
}
}*/
return true;
}
}