Source for javax.sound.sampled.CompoundControl

   1: /* Control consisting of several other controls
   2:    Copyright (C) 2005 Free Software Foundation, Inc.
   3: 
   4: This file is part of GNU Classpath.
   5: 
   6: GNU Classpath is free software; you can redistribute it and/or modify
   7: it under the terms of the GNU General Public License as published by
   8: the Free Software Foundation; either version 2, or (at your option)
   9: any later version.
  10: 
  11: GNU Classpath is distributed in the hope that it will be useful, but
  12: WITHOUT ANY WARRANTY; without even the implied warranty of
  13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14: General Public License for more details.
  15: 
  16: You should have received a copy of the GNU General Public License
  17: along with GNU Classpath; see the file COPYING.  If not, write to the
  18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19: 02110-1301 USA.
  20: 
  21: Linking this library statically or dynamically with other modules is
  22: making a combined work based on this library.  Thus, the terms and
  23: conditions of the GNU General Public License cover the whole
  24: combination.
  25: 
  26: As a special exception, the copyright holders of this library give you
  27: permission to link this library with independent modules to produce an
  28: executable, regardless of the license terms of these independent
  29: modules, and to copy and distribute the resulting executable under
  30: terms of your choice, provided that you also meet, for each linked
  31: independent module, the terms and conditions of the license of that
  32: module.  An independent module is a module which is not derived from
  33: or based on this library.  If you modify this library, you may extend
  34: this exception to your version of the library, but you are not
  35: obligated to do so.  If you do not wish to do so, delete this
  36: exception statement from your version. */
  37: 
  38: 
  39: package javax.sound.sampled;
  40: 
  41: import gnu.java.lang.CPStringBuilder;
  42: 
  43: /**
  44:  * A compound control provides control over several other controls.
  45:  * @since 1.3
  46:  */
  47: public abstract class CompoundControl extends Control
  48: {
  49:   /**
  50:    * This describes a single compound control.
  51:    * @since 1.3
  52:    */
  53:   public static class Type extends Control.Type
  54:   {
  55:     /**
  56:      * Create a new Type given its name.
  57:      * @param name the name of the type
  58:      */
  59:     protected Type(String name)
  60:     {
  61:       super(name);
  62:     }
  63:   }
  64: 
  65:   private Control[] memberControls;
  66: 
  67:   /**
  68:    * Create a new compound control given its type and members.
  69:    * @param type the type of the compound control
  70:    * @param members the members of the compound control
  71:    */
  72:   protected CompoundControl(Type type, Control[] members)
  73:   {
  74:     super(type);
  75:     // FIXME: clone?
  76:     this.memberControls = members;
  77:   }
  78: 
  79:   /**
  80:    * Return the members of this compound control.
  81:    */
  82:   public Control[] getMemberControls()
  83:   {
  84:     // FIXME: clone?
  85:     return memberControls;
  86:   }
  87: 
  88:   /**
  89:    * Return a string description of this compound control.
  90:    */
  91:   public String toString()
  92:   {
  93:     CPStringBuilder result = new CPStringBuilder();
  94:     result.append(super.toString());
  95:     result.append(": ");
  96:     for (int i = 0; i < memberControls.length; ++i)
  97:       {
  98:         if (i > 0)
  99:           result.append(", ");
 100:         result.append(memberControls[i].toString());
 101:       }
 102:     return result.toString();
 103:   }
 104: }