detector.java

一个查找java程序里bug的程序的源代码,该程序本身也是java写的,对提高java编程水平很有用

/*
 * FindBugs - Find bugs in Java programs
 * Copyright (C) 2003,2004 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;

import edu.umd.cs.findbugs.ba.AnalysisContext;
import edu.umd.cs.findbugs.ba.ClassContext;

/**
 * The interface which all bug pattern detectors must implement.
 */
public interface Detector {
	/**
	 * Experimental priority for bug instances.
	 */
	public static final int EXP_PRIORITY = 4;	
	
	/**
	 * Low priority for bug instances.
	 */
	public static final int LOW_PRIORITY = 3;

	/**
	 * Normal priority for bug instances.
	 */
	public static final int NORMAL_PRIORITY = 2;

	/**
	 * High priority for bug instances.
	 */
	public static final int HIGH_PRIORITY = 1;

	/**
	 * Set the AnalysisContext that will be used.
	 * This is called before visitClassContext() is called
	 * on any class to be analyzed.
	 *
	 * @param analysisContext the AnalysisContext
	 */
	public void setAnalysisContext(AnalysisContext analysisContext);

	/**
	 * Visit the ClassContext for a class which should be analyzed
	 * for instances of bug patterns.
	 *
	 * @param classContext the ClassContext
	 */
	public void visitClassContext(ClassContext classContext);

	/**
	 * This method is called after all classes to be visited.
	 * It should be used by any detectors which accumulate information
	 * over all visited classes to generate results.
	 */
	public void report();
}

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