110 lines · 3.3 KB · Java
RawDownload
/* * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation.  Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code 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 General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package sun.tools.jstat; import java.util.*;import sun.jvmstat.monitor.MonitorException; /** * A class for describing the output format specified by a command * line option that was parsed from an option description file. * * @author Brian Doherty * @since 1.5 */public class OptionFormat {    protected String name;    protected List<OptionFormat> children;     public OptionFormat(String name) {        this.name = name;        this.children = new ArrayList<OptionFormat>();    }     public boolean equals(Object o) {        if (o == this) {            return true;        }        if (!(o instanceof OptionFormat)) {            return false;        }        OptionFormat of = (OptionFormat)o;        return (this.name.compareTo(of.name) == 0);    }     public int hashCode() {      return name.hashCode();    }     public void addSubFormat(OptionFormat f) {        children.add(f);    }     public OptionFormat getSubFormat(int index) {        return children.get(index);    }     public void insertSubFormat(int index, OptionFormat f) {        children.add(index, f);    }     public String getName() {        return name;    }     public void apply(Closure c) throws MonitorException {       for (Iterator i = children.iterator(); i.hasNext(); /* empty */) {          OptionFormat o = (OptionFormat)i.next();          c.visit(o, i.hasNext());      }       for (Iterator i = children.iterator(); i.hasNext(); /* empty */) {          OptionFormat o = (OptionFormat)i.next();          o.apply(c);      }    }     public void printFormat() {        printFormat(0);    }     public void printFormat(int indentLevel) {        String indentAmount = "  ";        StringBuilder indent = new StringBuilder("");         for (int j = 0; j < indentLevel; j++) {            indent.append(indentAmount);        }        System.out.println(indent + name + " {");         // iterate over all children and call their printFormat() methods        for (OptionFormat of : children) {            of.printFormat(indentLevel+1);        }        System.out.println(indent + "}");    }}