ASTGetVariable.java

/* Generated By:JJTree: Do not edit this line. ASTGetVariable.java Version 4.3 */
/* JavaCCOptions:MULTI=true,NODE_USES_PARSER=true,VISITOR=false,TRACK_TOKENS=false,NODE_PREFIX=AST,NODE_EXTENDS=,NODE_FACTORY=,SUPPORT_CLASS_VISIBILITY_PUBLIC=true */
/*
 * © Copyright FOCONIS AG, 2014
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); 
 * you may not use this file except in compliance with the License. 
 * You may obtain a copy of the License at:
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software 
 * distributed under the License is distributed on an "AS IS" BASIS, 
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 
 * implied. See the License for the specific language governing 
 * permissions and limitations under the License.
 */
package org.openntf.formula.ast;

import java.util.Set;

import org.openntf.formula.FormulaContext;
import org.openntf.formula.ValueHolder;
import org.openntf.formula.parse.AtFormulaParserImpl;

public class ASTGetVariable extends SimpleNode {
	String variableName = "";
	String variableNameLC = "";

	public ASTGetVariable(final AtFormulaParserImpl p, final int id) {
		super(p, id);
	}

	public void init(final String image) {
		variableName = image;
		variableNameLC = image.toLowerCase();
	}

	@Override
	public String toString() {
		return super.toString() + ": " + variableName;
	}

	@Override
	public ValueHolder evaluate(final FormulaContext ctx) {
		return ctx.getVarLC(variableNameLC, variableName);
	}

	@Override
	protected void analyzeThis(final Set<String> readFields, final Set<String> modifiedFields, final Set<String> variables,
			final Set<String> functions) {
		if (!variables.contains(variableNameLC))
			readFields.add(variableNameLC);
	}
}
/* JavaCC - OriginalChecksum=2ba7f6ff2948e10b68e936c09948b783 (do not edit this line) */