/*
* Copyright 2003-2007 the original author or authors.
*
* 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.codehaus.groovy.ast;
/**
* Base class for any AST node
*
* @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
* @version $Revision: 6778 $
*/
public class ASTNode {
private int lineNumber = -1;
private int columnNumber = -1;
private int lastLineNumber = -1;
private int lastColumnNumber = -1;
// FIXASC (groovychange)
private int start = 0;
private int end = 0;
// end
public void visit(GroovyCodeVisitor visitor) {
throw new RuntimeException("No visit() method implemented for class: " + getClass().getName());
}
public String getText() {
return "<not implemented yet for class: " + getClass().getName() + ">";
}
public int getLineNumber() {
return lineNumber;
}
public void setLineNumber(int lineNumber) {
this.lineNumber = lineNumber;
}
public int getColumnNumber() {
return columnNumber;
}
public void setColumnNumber(int columnNumber) {
this.columnNumber = columnNumber;
}
public int getLastLineNumber() {
return lastLineNumber;
}
public void setLastLineNumber(int lastLineNumber) {
this.lastLineNumber = lastLineNumber;
}
public int getLastColumnNumber() {
return lastColumnNumber;
}
public void setLastColumnNumber(int lastColumnNumber) {
this.lastColumnNumber = lastColumnNumber;
}
// FIXASC (groovychange)
public int getStart() {
return start;
}
public void setStart(int start) {
this.start = start;
}
public int getEnd() {
return end;
}
public void setEnd(int end) {
this.end = end;
}
public int getLength() {
return end >= 0 && start >= 0 ? end-start : -1;
}
// end
/**
* Sets the source position using another ASTNode.
* The sourcePosition consists of a line/column pair for
* the start and a line/column pair for the end of the
* expression or statement
// FIXASC (groovychange)
* as well as the absolute start and end positions in the file
// end
*
*/
public void setSourcePosition(ASTNode node) {
this.columnNumber = node.getColumnNumber();
this.lastLineNumber = node.getLastLineNumber();
this.lastColumnNumber = node.getLastColumnNumber();
this.lineNumber = node.getLineNumber();
// FIXASC (groovychange)
this.start = node.getStart();
this.end = node.getEnd();
// end
}
}