~repos /gdx-studio

/*
 * 03/21/2010
 *
 * Copyright (C) 2010 Robert Futrell
 * robert_futrell at users.sourceforge.net
 * http://fifesoft.com/rsyntaxtextarea
 *
 * This library is distributed under a modified BSD license.  See the included
 * RSTALanguageSupport.License.txt file for details.
 */
package org.fife.rsta.ac.java.rjc.ast;

import org.fife.rsta.ac.java.rjc.lexer.Offset;


/**
 * Base implementation of an AST node.
 *
 * @author Robert Futrell
 * @version 1.0
 */
abstract class AbstractASTNode implements ASTNode {

  private String name;
  private Offset startOffs;
  private Offset endOffs;


  protected AbstractASTNode(String name, Offset start) {
    this(name, start, null);
  }


  protected AbstractASTNode(String name, Offset start, Offset end) {
    this.name = name;
    startOffs = start;
    endOffs = end;
  }


  /**
   * {@inheritDoc}
   */
  public String getName() {
    return name;
  }


  /**
   * {@inheritDoc}
   */
  public int getNameEndOffset() {
    return endOffs!=null ? endOffs.getOffset() : Integer.MAX_VALUE;
  }


  /**
   * {@inheritDoc}
   */
  public int getNameStartOffset() {
    return startOffs!=null ? startOffs.getOffset() : 0;
  }


  public void setDeclarationEndOffset(Offset end) {
    endOffs = end;
  }


  /**
   * Sets the start and end offsets of this node.
   *
   * @param start The start offset.
   * @param end The end offset.
   */
  protected void setDeclarationOffsets(Offset start, Offset end) {
    startOffs = start;
    endOffs = end;
  }


  /**
   * Returns the name of this node (e.g. the value of {@link #getName()}.
   * Subclasses can override this method if appropriate.
   *
   * @return A string representation of this node.
   */
  public String toString() {
    return getName();
  }


}