/*
* Bytecode Analysis Framework
* Copyright (C) 2008 University of Maryland
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package edu.umd.cs.findbugs.ba;
import org.apache.bcel.generic.InstructionHandle;
/**
* Visit the BasicBlocks, InstructionHandles, and Edges
* along a Path.
*
* @author David Hovemeyer
*/
public interface PathVisitor {
/**
* Start to visit the given BasicBlock.
*
* @param basicBlock a BasicBlock in the Path being visited
*/
public void visitBasicBlock(BasicBlock basicBlock);
/**
* Visit an InstructionHandle within the BasicBlock currently being visited.
*
* @param handle an InstructionHandle within the current BasicBlock
*/
public void visitInstructionHandle(InstructionHandle handle);
/**
* Visit an Edge connecting two BasicBlocks in the Path being visited.
*
* @param edge an Edge connecting two BasicBlocks in the Path being visited
*/
public void visitEdge(Edge edge);
}