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| 1 | /* | ||
| 2 | * Copyright (c) 2004, 2006, Oracle and/or its affiliates. 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. Oracle designates this | ||
| 8 | * particular file as subject to the "Classpath" exception as provided | ||
| 9 | * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| 22 | * or visit www.oracle.com if you need additional information or have any | ||
| 23 | * questions. | ||
| 24 | */ | ||
| 25 | |||
| 26 | package sun.tools.jconsole.inspector; | ||
| 27 | |||
| 28 | import java.awt.Color; | ||
| 29 | import java.awt.Component; | ||
| 30 | import java.lang.reflect.Array; | ||
| 31 | import java.util.Collection; | ||
| 32 | import java.util.Map; | ||
| 33 | import javax.swing.JEditorPane; | ||
| 34 | import javax.swing.JScrollPane; | ||
| 35 | |||
| 36 | class XArrayDataViewer { | ||
| 37 | |||
| 38 | private XArrayDataViewer() {} | ||
| 39 | |||
| 40 | public static boolean isViewableValue(Object value) { | ||
| 41 | return Utils.canBeRenderedAsArray(value); | ||
| 42 | } | ||
| 43 | |||
| 44 | public static Component loadArray(Object value) { | ||
| 45 | Component comp = null; | ||
| 46 | if (isViewableValue(value)) { | ||
| 47 | Object[] arr; | ||
| 48 | if (value instanceof Collection) { | ||
| 49 | arr = ((Collection) value).toArray(); | ||
| 50 | } else if (value instanceof Map) { | ||
| 51 | arr = ((Map) value).entrySet().toArray(); | ||
| 52 | } else if (value instanceof Object[]) { | ||
| 53 | arr = (Object[]) value; | ||
| 54 | } else { | ||
| 55 | int length = Array.getLength(value); | ||
| 56 | arr = new Object[length]; | ||
| 57 | for (int i = 0; i < length; i++) { | ||
| 58 | arr[i] = Array.get(value, i); | ||
| 59 | } | ||
| 60 | } | ||
| 61 | JEditorPane arrayEditor = new JEditorPane(); | ||
| 62 | arrayEditor.setContentType("text/html"); | ||
| 63 | arrayEditor.setEditable(false); | ||
| 64 | Color evenRowColor = arrayEditor.getBackground(); | ||
| 65 | int red = evenRowColor.getRed(); | ||
| 66 | int green = evenRowColor.getGreen(); | ||
| 67 | int blue = evenRowColor.getBlue(); | ||
| 68 | String evenRowColorStr = | ||
| 69 | "rgb(" + red + "," + green + "," + blue + ")"; | ||
| 70 | Color oddRowColor = new Color( | ||
| 71 | red < 20 ? red + 20 : red - 20, | ||
| 72 | green < 20 ? green + 20 : green - 20, | ||
| 73 | blue < 20 ? blue + 20 : blue - 20); | ||
| 74 | String oddRowColorStr = | ||
| 75 | "rgb(" + oddRowColor.getRed() + "," + | ||
| 76 | oddRowColor.getGreen() + "," + | ||
| 77 | oddRowColor.getBlue() + ")"; | ||
| 78 | Color foreground = arrayEditor.getForeground(); | ||
| 79 | String textColor = String.format("%06x", | ||
| 80 | foreground.getRGB() & 0xFFFFFF); | ||
| 81 | StringBuilder sb = new StringBuilder(); | ||
| 82 | sb.append("<html><body text=#"+textColor+"><table width=\"100%\">"); | ||
| 83 | for (int i = 0; i < arr.length; i++) { | ||
| 84 | if (i % 2 == 0) { | ||
| 85 | sb.append("<tr style=\"background-color: " + | ||
| 86 | evenRowColorStr + "\"><td><pre>" + | ||
| 87 | (arr[i] == null ? | ||
| 88 | arr[i] : htmlize(arr[i].toString())) + | ||
| 89 | "</pre></td></tr>"); | ||
| 90 | } else { | ||
| 91 | sb.append("<tr style=\"background-color: " + | ||
| 92 | oddRowColorStr + "\"><td><pre>" + | ||
| 93 | (arr[i] == null ? | ||
| 94 | arr[i] : htmlize(arr[i].toString())) + | ||
| 95 | "</pre></td></tr>"); | ||
| 96 | } | ||
| 97 | } | ||
| 98 | if (arr.length == 0) { | ||
| 99 | sb.append("<tr style=\"background-color: " + | ||
| 100 | evenRowColorStr + "\"><td></td></tr>"); | ||
| 101 | } | ||
| 102 | sb.append("</table></body></html>"); | ||
| 103 | arrayEditor.setText(sb.toString()); | ||
| 104 | JScrollPane scrollp = new JScrollPane(arrayEditor); | ||
| 105 | comp = scrollp; | ||
| 106 | } | ||
| 107 | return comp; | ||
| 108 | } | ||
| 109 | |||
| 110 | private static String htmlize(String value) { | ||
| 111 | return value.replace("&", "&").replace("<", "<"); | ||
| 112 | } | ||
| 113 | } | ||