xfield.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

/*
 * Bytecode Analysis Framework
 * 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.ba;

/**
 * Abstract representation of a field.
 * Note that this is called "XField" to distinguish it from
 * BCEL's Field class.  Also, you can think of the "X" as expanding
 * to "Instance" or "Static".
 * <p/>
 * <p> This interface and its implementations exist because Field
 * objects in BCEL are awkward to deal with.  They are not Comparable,
 * it is difficult to find out what class they belong to, etc.
 */
public interface XField extends Comparable<XField> {
	/**
	 * Get the name of the field.
	 */
	public String getFieldName();

	/**
	 * Get the name of the class the field is defined in.
	 */
	public String getClassName();

	/**
	 * Get the signature representing the field's type.
	 */
	public String getFieldSignature();

	/**
	 * Is the type of the field a reference type?
	 */
	public boolean isReferenceType();

	/**
	 * Get the field's access flags.
	 */
	public int getAccessFlags();

	/**
	 * Is this a static field?
	 */
	public boolean isStatic();

	/**
	 * Is this a volatile field?
	 */
	public boolean isVolatile();

	/**
	 * Is this a final field?
	 */
	public boolean isFinal();

	/**
	 * Is this a public field?
	 */
	public boolean isPublic();
}

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