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annotate visualizer/Filter/src/com/sun/hotspot/igv/filter/CustomFilter.java @ 11954:905c26108117

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removed warning
author Doug Simon <doug.simon@oracle.com>
date Thu, 10 Oct 2013 12:05:39 +0200
parents 015fb895586b
children
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1 /*
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2 * Copyright (c) 1998, 2008, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation. Oracle designates this
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8 * particular file as subject to the "Classpath" exception as provided
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9 * by Oracle in the LICENSE file that accompanied this code.
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10 *
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 * version 2 for more details (a copy is included in the LICENSE file that
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15 * accompanied this code).
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16 *
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17 * You should have received a copy of the GNU General Public License version
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18 * 2 along with this work; if not, write to the Free Software Foundation,
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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20 *
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22 * or visit www.oracle.com if you need additional information or have any
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23 * questions.
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24 */
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25 package com.sun.hotspot.igv.filter;
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26
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27 import com.sun.hotspot.igv.graph.Diagram;
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28 import java.io.BufferedReader;
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29 import java.io.IOException;
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30 import java.io.InputStream;
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31 import java.io.InputStreamReader;
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32 import java.util.logging.Level;
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33 import java.util.logging.Logger;
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34 import javax.script.*;
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35 import org.openide.cookies.OpenCookie;
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36 import org.openide.filesystems.FileObject;
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37 import org.openide.filesystems.FileUtil;
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38 import org.openide.util.Exceptions;
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39
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40 /**
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41 *
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42 * @author Thomas Wuerthinger
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43 */
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44 public class CustomFilter extends AbstractFilter {
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45
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46 public static final String JAVASCRIPT_HELPER_ID = "JavaScriptHelper";
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47 private String code;
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48 private String name;
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49
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50 public CustomFilter(String name, String code) {
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51 this.name = name;
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52 this.code = code;
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53 getProperties().setProperty("name", name);
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54 }
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55
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56 @Override
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57 public String getName() {
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58 return name;
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59 }
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60
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61 public String getCode() {
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62 return code;
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63 }
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64
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65 public void setName(String s) {
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66 name = s;
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67 fireChangedEvent();
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68 }
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69
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70 public void setCode(String s) {
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71 code = s;
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72 fireChangedEvent();
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73 }
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74
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75 @Override
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76 public OpenCookie getEditor() {
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77 return new OpenCookie() {
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78
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79 @Override
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80 public void open() {
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81 openInEditor();
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82 }
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83 };
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84 }
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85
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86 public boolean openInEditor() {
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87 EditFilterDialog dialog = new EditFilterDialog(CustomFilter.this);
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88 dialog.setVisible(true);
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89 boolean result = dialog.wasAccepted();
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90 this.getChangedEvent().fire();
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91 return result;
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92 }
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93
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94 @Override
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95 public String toString() {
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96 return getName();
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97 }
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98
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99 private static String getJsHelperText() {
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100 InputStream is = null;
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101 StringBuilder sb = new StringBuilder("importPackage(Packages.com.sun.hotspot.igv.filter);importPackage(Packages.com.sun.hotspot.igv.graph);importPackage(Packages.com.sun.hotspot.igv.data);importPackage(Packages.com.sun.hotspot.igv.util);importPackage(java.awt);");
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102 try {
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103 FileObject fo = FileUtil.getConfigRoot().getFileObject(JAVASCRIPT_HELPER_ID);
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104 is = fo.getInputStream();
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105 BufferedReader r = new BufferedReader(new InputStreamReader(is));
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106 String s;
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107 while ((s = r.readLine()) != null) {
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108 sb.append(s);
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109 sb.append("\n");
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110 }
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111
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112 } catch (IOException ex) {
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113 Logger.getLogger("global").log(Level.SEVERE, null, ex);
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114 } finally {
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115 try {
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116 is.close();
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117 } catch (IOException ex) {
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118 Exceptions.printStackTrace(ex);
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119 }
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120 }
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121 return sb.toString();
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122 }
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123
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124 @Override
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125 public void apply(Diagram d) {
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126 try {
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127 ScriptEngineManager sem = new ScriptEngineManager();
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128 ScriptEngine e = sem.getEngineByName("ECMAScript");
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129 e.eval(getJsHelperText());
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130 Bindings b = e.getContext().getBindings(ScriptContext.ENGINE_SCOPE);
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131 b.put("graph", d);
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132 b.put("IO", System.out);
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133 e.eval(code, b);
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134 } catch (ScriptException ex) {
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135 Exceptions.printStackTrace(ex);
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136 }
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137 }
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138 }