J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2004 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package sun.tools.jstat; |
| 27 | |
| 28 | import java.util.*; |
| 29 | import sun.jvmstat.monitor.MonitorException; |
| 30 | |
| 31 | /** |
| 32 | * A class for describing the output format specified by a command |
| 33 | * line option that was parsed from an option description file. |
| 34 | * |
| 35 | * @author Brian Doherty |
| 36 | * @since 1.5 |
| 37 | */ |
| 38 | public class OptionFormat { |
| 39 | protected String name; |
| 40 | protected List<OptionFormat> children; |
| 41 | |
| 42 | public OptionFormat(String name) { |
| 43 | this.name = name; |
| 44 | this.children = new ArrayList<OptionFormat>(); |
| 45 | } |
| 46 | |
| 47 | public boolean equals(Object o) { |
| 48 | if (o == this) { |
| 49 | return true; |
| 50 | } |
| 51 | if (!(o instanceof OptionFormat)) { |
| 52 | return false; |
| 53 | } |
| 54 | OptionFormat of = (OptionFormat)o; |
| 55 | return (this.name.compareTo(of.name) == 0); |
| 56 | } |
| 57 | |
| 58 | public int hashCode() { |
| 59 | return name.hashCode(); |
| 60 | } |
| 61 | |
| 62 | public void addSubFormat(OptionFormat f) { |
| 63 | children.add(f); |
| 64 | } |
| 65 | |
| 66 | public OptionFormat getSubFormat(int index) { |
| 67 | return children.get(index); |
| 68 | } |
| 69 | |
| 70 | public void insertSubFormat(int index, OptionFormat f) { |
| 71 | children.add(index, f); |
| 72 | } |
| 73 | |
| 74 | public String getName() { |
| 75 | return name; |
| 76 | } |
| 77 | |
| 78 | public void apply(Closure c) throws MonitorException { |
| 79 | |
| 80 | for (Iterator i = children.iterator(); i.hasNext(); /* empty */) { |
| 81 | OptionFormat o = (OptionFormat)i.next(); |
| 82 | c.visit(o, i.hasNext()); |
| 83 | } |
| 84 | |
| 85 | for (Iterator i = children.iterator(); i.hasNext(); /* empty */) { |
| 86 | OptionFormat o = (OptionFormat)i.next(); |
| 87 | o.apply(c); |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | public void printFormat() { |
| 92 | printFormat(0); |
| 93 | } |
| 94 | |
| 95 | public void printFormat(int indentLevel) { |
| 96 | String indentAmount = " "; |
| 97 | StringBuilder indent = new StringBuilder(""); |
| 98 | |
| 99 | for (int j = 0; j < indentLevel; j++) { |
| 100 | indent.append(indentAmount); |
| 101 | } |
| 102 | System.out.println(indent + name + " {"); |
| 103 | |
| 104 | // iterate over all children and call their printFormat() methods |
| 105 | for (OptionFormat of : children) { |
| 106 | of.printFormat(indentLevel+1); |
| 107 | } |
| 108 | System.out.println(indent + "}"); |
| 109 | } |
| 110 | } |