src/jdk.jconsole/share/classes/sun/tools/jconsole/inspector/XArrayDataViewer.java
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jdk.jconsole/share/classes/sun/tools/jconsole/inspector/XArrayDataViewer.java Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,113 @@
+/*
+ * Copyright (c) 2004, 2012, 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.jconsole.inspector;
+
+import java.awt.Color;
+import java.awt.Component;
+import java.lang.reflect.Array;
+import java.util.Collection;
+import java.util.Map;
+import javax.swing.JEditorPane;
+import javax.swing.JScrollPane;
+
+class XArrayDataViewer {
+
+ private XArrayDataViewer() {}
+
+ public static boolean isViewableValue(Object value) {
+ return Utils.canBeRenderedAsArray(value);
+ }
+
+ public static Component loadArray(Object value) {
+ Component comp = null;
+ if (isViewableValue(value)) {
+ Object[] arr;
+ if (value instanceof Collection) {
+ arr = ((Collection<?>) value).toArray();
+ } else if (value instanceof Map) {
+ arr = ((Map<?,?>) value).entrySet().toArray();
+ } else if (value instanceof Object[]) {
+ arr = (Object[]) value;
+ } else {
+ int length = Array.getLength(value);
+ arr = new Object[length];
+ for (int i = 0; i < length; i++) {
+ arr[i] = Array.get(value, i);
+ }
+ }
+ JEditorPane arrayEditor = new JEditorPane();
+ arrayEditor.setContentType("text/html");
+ arrayEditor.setEditable(false);
+ Color evenRowColor = arrayEditor.getBackground();
+ int red = evenRowColor.getRed();
+ int green = evenRowColor.getGreen();
+ int blue = evenRowColor.getBlue();
+ String evenRowColorStr =
+ "rgb(" + red + "," + green + "," + blue + ")";
+ Color oddRowColor = new Color(
+ red < 20 ? red + 20 : red - 20,
+ green < 20 ? green + 20 : green - 20,
+ blue < 20 ? blue + 20 : blue - 20);
+ String oddRowColorStr =
+ "rgb(" + oddRowColor.getRed() + "," +
+ oddRowColor.getGreen() + "," +
+ oddRowColor.getBlue() + ")";
+ Color foreground = arrayEditor.getForeground();
+ String textColor = String.format("%06x",
+ foreground.getRGB() & 0xFFFFFF);
+ StringBuilder sb = new StringBuilder();
+ sb.append("<html><body text=#").append(textColor).append("><table width=\"100%\">");
+ for (int i = 0; i < arr.length; i++) {
+ if (i % 2 == 0) {
+ sb.append("<tr style=\"background-color: ")
+ .append(evenRowColorStr).append("\"><td><pre>")
+ .append(arr[i] == null ?
+ arr[i] : htmlize(arr[i].toString()))
+ .append("</pre></td></tr>");
+ } else {
+ sb.append("<tr style=\"background-color: ")
+ .append(oddRowColorStr).append("\"><td><pre>")
+ .append(arr[i] == null ?
+ arr[i] : htmlize(arr[i].toString()))
+ .append("</pre></td></tr>");
+ }
+ }
+ if (arr.length == 0) {
+ sb.append("<tr style=\"background-color: ")
+ .append(evenRowColorStr).append("\"><td></td></tr>");
+ }
+ sb.append("</table></body></html>");
+ arrayEditor.setText(sb.toString());
+ JScrollPane scrollp = new JScrollPane(arrayEditor);
+ comp = scrollp;
+ }
+ return comp;
+ }
+
+ private static String htmlize(String value) {
+ return value.replace("&", "&").replace("<", "<");
+ }
+}