104 lines
3.9 KiB
JavaScript
104 lines
3.9 KiB
JavaScript
#jjs -fx xmlviewer.js [-- <url-of-xml-doc>]
|
|
|
|
/*
|
|
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* - Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
*
|
|
* - Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* - Neither the name of Oracle nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
|
|
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
|
|
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
|
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
|
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
|
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
|
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
|
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
|
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
if (! $OPTIONS._fx) {
|
|
print("Usage: jjs -fx xmlviewer.js [-- <url-of-xml-doc>]");
|
|
exit(1);
|
|
}
|
|
|
|
// Using JavaFX from Nashorn. See also:
|
|
// http://docs.oracle.com/javase/8/docs/technotes/guides/scripting/nashorn/javafx.html
|
|
|
|
// Simple sample to view a XML document as a JavaFX tree.
|
|
|
|
// JavaFX classes used
|
|
var StackPane = Java.type("javafx.scene.layout.StackPane");
|
|
var Scene = Java.type("javafx.scene.Scene");
|
|
var TreeItem = Java.type("javafx.scene.control.TreeItem");
|
|
var TreeView = Java.type("javafx.scene.control.TreeView");
|
|
|
|
// XML DocumentBuilderFactory
|
|
var DocBuilderFac = Java.type("javax.xml.parsers.DocumentBuilderFactory");
|
|
var Attr = Java.type("org.w3c.dom.Attr");
|
|
var Element = Java.type("org.w3c.dom.Element");
|
|
var Text = Java.type("org.w3c.dom.Text");
|
|
|
|
// parse XML from uri and return Document
|
|
function parseXML(uri) {
|
|
var docBuilder = DocBuilderFac.newInstance().newDocumentBuilder();
|
|
docBuilder.validating = false;
|
|
return docBuilder["parse(java.lang.String)"](uri);
|
|
}
|
|
|
|
// Create a javafx TreeItem to view a XML element
|
|
function treeItemForObject(element, name) {
|
|
var item = new TreeItem(name);
|
|
item.expanded = true;
|
|
var attrs = element.attributes;
|
|
var numAttrs = attrs.length;
|
|
for (var a = 0; a < numAttrs; a++) {
|
|
var attr = attrs.item(a);
|
|
var subitem = new TreeItem(attr.name + " = " + attr.value);
|
|
item.children.add(subitem);
|
|
}
|
|
|
|
var childNodes = element.childNodes;
|
|
var numNodes = childNodes.length;
|
|
for (var n = 0; n < numNodes; n++) {
|
|
var node = childNodes.item(n);
|
|
if (node instanceof Element) {
|
|
var subitem = treeItemForObject(node, node.tagName);
|
|
item.children.add(subitem);
|
|
}
|
|
}
|
|
|
|
return item;
|
|
}
|
|
|
|
// Ofcourse, the best default URL is cricket score :)
|
|
var DEFAULT_URL = "http://synd.cricbuzz.com/j2me/1.0/livematches.xml";
|
|
|
|
var url = arguments.length == 0? DEFAULT_URL : arguments[0];
|
|
var element = parseXML(url).getDocumentElement();
|
|
|
|
// JavaFX start method
|
|
function start(stage) {
|
|
stage.title = "XML Viewer: " + url;
|
|
var rootItem = treeItemForObject(element, element.tagName);
|
|
var tree = new TreeView(rootItem);
|
|
var root = new StackPane();
|
|
root.children.add(tree);
|
|
stage.scene = new Scene(root, 300, 450);
|
|
stage.show();
|
|
}
|