| /* |
| * Copyright (c) 2017, 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. |
| */ |
| |
| /* |
| * This sample demonstrates the use of es6 tagged template literal to |
| * create a java object. A XML DOM Document object is created from |
| * String using es6 tagged template literal. |
| * |
| * Usage: |
| * jjs --language=es6 dom_tagged_literal.js |
| */ |
| |
| // Java types used |
| const BAIS = Java.type("java.io.ByteArrayInputStream") |
| const DocBuilderFac = Java.type("javax.xml.parsers.DocumentBuilderFactory") |
| const DOMSource = Java.type("javax.xml.transform.dom.DOMSource") |
| const StreamResult = Java.type("javax.xml.transform.stream.StreamResult") |
| const StringWriter = Java.type("java.io.StringWriter") |
| const TransformerFactory = Java.type("javax.xml.transform.TransformerFactory") |
| |
| function DOM(str) { |
| var docBuilder = DocBuilderFac.newInstance().newDocumentBuilder() |
| docBuilder.validating = false |
| return docBuilder["parse(java.io.InputStream)"](new BAIS(String(str).bytes)) |
| } |
| |
| // es6 tagged template literal to create DOM from |
| // multi-line XML string |
| |
| const dom = DOM` |
| <foo> |
| <bar title="hello">world</bar> |
| </foo>` |
| |
| // access DOM elements |
| const foo = dom.documentElement |
| print(foo.tagName) |
| const bar = foo.getElementsByTagName("bar").item(0) |
| print(bar.tagName) |
| print(bar.getAttribute("title")) |
| |
| // modify DOM |
| foo.setAttribute("name", "nashorn") |
| foo.appendChild(dom.createElement("test")) |
| |
| // serialize DOM to XML string |
| function domToXML(d) { |
| const transformer = TransformerFactory.newInstance().newTransformer() |
| const res = new StreamResult(new StringWriter()) |
| transformer.transform(new DOMSource(d), res) |
| return res.writer.toString() |
| } |
| |
| // serialize DOM to a String & print |
| print(domToXML(dom)) |