001: /* ========================================================================
002: * JCommon : a free general purpose class library for the Java(tm) platform
003: * ========================================================================
004: *
005: * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
006: *
007: * Project Info: http://www.jfree.org/jcommon/index.html
008: *
009: * This library is free software; you can redistribute it and/or modify it
010: * under the terms of the GNU Lesser General Public License as published by
011: * the Free Software Foundation; either version 2.1 of the License, or
012: * (at your option) any later version.
013: *
014: * This library is distributed in the hope that it will be useful, but
015: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
016: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
017: * License for more details.
018: *
019: * You should have received a copy of the GNU Lesser General Public
020: * License along with this library; if not, write to the Free Software
021: * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
022: * USA.
023: *
024: * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
025: * in the United States and other countries.]
026: *
027: * ------------------
028: * PrintBeanInfo.java
029: * ------------------
030: * (C)opyright 2003, 2004, by Thomas Morgner and Contributors.
031: *
032: * Original Author: Thomas Morgner;
033: * Contributor(s): David Gilbert (for Object Refinery Limited);
034: *
035: * $Id: PrintBeanInfo.java,v 1.3 2005/10/18 13:32:37 mungady Exp $
036: *
037: * Changes
038: * -------
039: * 21.06.2003 : Initial version (TM);
040: *
041: */
042:
043: package org.jfree.xml.generator.model;
044:
045: import java.beans.BeanInfo;
046: import java.beans.IndexedPropertyDescriptor;
047: import java.beans.IntrospectionException;
048: import java.beans.Introspector;
049: import java.beans.PropertyDescriptor;
050:
051: /**
052: * A utility class for printing information about a class.
053: */
054: public class PrintBeanInfo {
055:
056: private PrintBeanInfo() {
057: }
058:
059: /**
060: * Prints the information for a class.
061: *
062: * @param c the class.
063: */
064: public static void print(final Class c) {
065: try {
066: System.out.println("Class: " + c.getName());
067: System.out
068: .println("========================================================================");
069: final BeanInfo bi = Introspector.getBeanInfo(c, c
070: .getSuperclass());
071: final PropertyDescriptor[] pd = bi.getPropertyDescriptors();
072: for (int i = 0; i < pd.length; i++) {
073: System.out.println("Property: "
074: + pd[i].getDisplayName());
075: System.out
076: .println("---------------------------------------------------------------------");
077: System.out.println(" ( " + pd[i].getShortDescription()
078: + ")");
079: if (pd[i] instanceof IndexedPropertyDescriptor) {
080: final IndexedPropertyDescriptor id = (IndexedPropertyDescriptor) pd[i];
081: System.out.println(" - idx-type : "
082: + id.getIndexedPropertyType());
083: System.out.println(" - idx-read : "
084: + id.getIndexedReadMethod());
085: System.out.println(" - idx-write : "
086: + id.getIndexedWriteMethod());
087: } else {
088: System.out.println(" - type : "
089: + pd[i].getPropertyType());
090: System.out.println(" - read : "
091: + pd[i].getReadMethod());
092: System.out.println(" - write : "
093: + pd[i].getWriteMethod());
094: }
095: System.out.println(" - bound : "
096: + pd[i].isBound());
097: System.out.println(" - constrained: "
098: + pd[i].isConstrained());
099: }
100: } catch (IntrospectionException ie) {
101: ie.printStackTrace();
102: }
103: }
104:
105: /**
106: * Entry point for this utility application.
107: *
108: * @param args the class names.
109: *
110: * @throws Exception if there is a problem.
111: */
112: public static void main(final String[] args) throws Exception {
113: for (int i = 0; i < args.length; i++) {
114: print(Class.forName(args[i]));
115: }
116: }
117:
118: }
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