hotspot/src/share/tools/IdealGraphVisualizer/Bytecodes/src/com/sun/hotspot/igv/bytecodes/MethodNode.java
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     1 /*
       
     2  * Copyright 2008 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.
       
     8  *
       
     9  * This code is distributed in the hope that it will be useful, but WITHOUT
       
    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
       
    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
       
    12  * version 2 for more details (a copy is included in the LICENSE file that
       
    13  * accompanied this code).
       
    14  *
       
    15  * You should have received a copy of the GNU General Public License version
       
    16  * 2 along with this work; if not, write to the Free Software Foundation,
       
    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
       
    18  *
       
    19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
       
    20  * CA 95054 USA or visit www.sun.com if you need additional information or
       
    21  * have any questions.
       
    22  *
       
    23  */
       
    24 package com.sun.hotspot.igv.bytecodes;
       
    25 
       
    26 import com.sun.hotspot.igv.data.InputBytecode;
       
    27 import com.sun.hotspot.igv.data.InputGraph;
       
    28 import com.sun.hotspot.igv.data.InputMethod;
       
    29 import java.awt.Image;
       
    30 import org.openide.nodes.AbstractNode;
       
    31 import org.openide.nodes.Children;
       
    32 import org.openide.nodes.Node;
       
    33 import org.openide.util.Utilities;
       
    34 
       
    35 /**
       
    36  *
       
    37  * @author Thomas Wuerthinger
       
    38  */
       
    39 public class MethodNode extends AbstractNode {
       
    40 
       
    41     private static class MethodNodeChildren extends Children.Keys {
       
    42 
       
    43         private InputMethod method;
       
    44         private InputGraph graph;
       
    45         private String bciString;
       
    46 
       
    47         public MethodNodeChildren(InputMethod method, InputGraph graph, String bciString) {
       
    48             this.method = method;
       
    49             this.bciString = bciString;
       
    50             this.graph = graph;
       
    51         }
       
    52 
       
    53         protected Node[] createNodes(Object object) {
       
    54             assert object instanceof InputBytecode;
       
    55             InputBytecode bc = (InputBytecode) object;
       
    56             if (bc.getInlined() == null) {
       
    57                 return new Node[]{new BytecodeNode(bc, graph, bciString)};
       
    58             } else {
       
    59                 return new Node[]{new BytecodeNode(bc, graph, bciString), new MethodNode(bc.getInlined(), graph, bc.getBci() + " " + bciString)};
       
    60             }
       
    61         }
       
    62 
       
    63         @Override
       
    64         public void addNotify() {
       
    65             if (method != null) {
       
    66                 setKeys(method.getBytecodes());
       
    67             }
       
    68         }
       
    69 
       
    70         public void setMethod(InputMethod method, InputGraph graph) {
       
    71             this.method = method;
       
    72             this.graph = graph;
       
    73             addNotify();
       
    74         }
       
    75     }
       
    76 
       
    77     /** Creates a new instance of MethodNode */
       
    78     public MethodNode(InputMethod method, InputGraph graph, String bciString) {
       
    79         super((method != null && method.getBytecodes().size() == 0) ? Children.LEAF : new MethodNodeChildren(method, graph, bciString));
       
    80         if (method != null) {
       
    81             this.setDisplayName(method.getName());
       
    82         }
       
    83     }
       
    84 
       
    85     @Override
       
    86     public Image getIcon(int i) {
       
    87         return Utilities.loadImage("com/sun/hotspot/igv/bytecodes/images/method.gif");
       
    88     }
       
    89 
       
    90     @Override
       
    91     public Image getOpenedIcon(int i) {
       
    92         return getIcon(i);
       
    93     }
       
    94 
       
    95     public void update(InputGraph graph, InputMethod method) {
       
    96         ((MethodNodeChildren) this.getChildren()).setMethod(method, graph);
       
    97         if (method != null) {
       
    98             this.setDisplayName(method.getName());
       
    99         }
       
   100 
       
   101     }
       
   102 }