diff options
Diffstat (limited to 'scripting/java/com/sun/star/script/framework/container/DeployedUnoPackagesDB.java')
| -rw-r--r-- | scripting/java/com/sun/star/script/framework/container/DeployedUnoPackagesDB.java | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/scripting/java/com/sun/star/script/framework/container/DeployedUnoPackagesDB.java b/scripting/java/com/sun/star/script/framework/container/DeployedUnoPackagesDB.java new file mode 100644 index 000000000..c187fb0e1 --- /dev/null +++ b/scripting/java/com/sun/star/script/framework/container/DeployedUnoPackagesDB.java @@ -0,0 +1,192 @@ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +package com.sun.star.script.framework.container; + +import java.io.ByteArrayInputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; + +import java.util.ArrayList; + +import org.w3c.dom.Document; +import org.w3c.dom.Element; +import org.w3c.dom.NodeList; + +public class DeployedUnoPackagesDB { + + // This is the default contents of a parcel descriptor to be used when + // creating empty descriptors + private static final byte[] EMPTY_DOCUMENT = + ("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" + + "<unopackages xmlns:unopackages=\"unopackages.dtd\">\n" + + "</unopackages>").getBytes(); + + private Document document = null; + + public DeployedUnoPackagesDB() throws IOException { + + ByteArrayInputStream bis = null; + + try { + bis = new ByteArrayInputStream(EMPTY_DOCUMENT); + this.document = XMLParserFactory.getParser().parse(bis); + } finally { + if (bis != null) + bis.close(); + } + } + + private DeployedUnoPackagesDB(Document document) { + this.document = document; + } + + public DeployedUnoPackagesDB(InputStream is) throws IOException { + this(XMLParserFactory.getParser().parse(is)); + } + + public String[] getDeployedPackages(String language) { + + ArrayList<String> packageUrls = new ArrayList<String>(4); + Element main = document.getDocumentElement(); + Element root = null; + int len = 0; + NodeList langNodes = null; + + if ((langNodes = main.getElementsByTagName("language")) != null && + (len = langNodes.getLength()) != 0) { + for (int i = 0; i < len; i++) { + Element e = (Element)langNodes.item(i); + + if (e.getAttribute("value").equals(language)) { + root = e; + break; + } + } + } + + if (root != null) { + len = 0; + NodeList packages = null; + + if ((packages = root.getElementsByTagName("package")) != null && + (len = packages.getLength()) != 0) { + + for (int i = 0; i < len; i++) { + Element e = (Element)packages.item(i); + packageUrls.add(e.getAttribute("value")); + } + + } + } + + if (!packageUrls.isEmpty()) { + return packageUrls.toArray(new String[packageUrls.size()]); + } + + return new String[0]; + } + + public void write(OutputStream out) throws IOException { + XMLParserFactory.getParser().write(document, out); + } + + public Document getDocument() { + return document; + } + + + public boolean removePackage(String language, String url) { + + Element main = document.getDocumentElement(); + Element langNode = null; + int len = 0; + NodeList langNodes = null; + + if ((langNodes = main.getElementsByTagName("language")) != null && + (len = langNodes.getLength()) != 0) { + for (int i = 0; i < len; i++) { + Element e = (Element)langNodes.item(i); + + if (e.getAttribute("value").equals(language)) { + langNode = e; + break; + } + } + } + + if (langNode == null) { + return false; + } + len = 0; + NodeList packages = null; + boolean result = false; + + if ((packages = langNode.getElementsByTagName("package")) != null && + (len = packages.getLength()) != 0) { + for (int i = 0; i < len; i++) { + + Element e = (Element)packages.item(i); + String value = e.getAttribute("value"); + + if (value.equals(url)) { + langNode.removeChild(e); + result = true; + break; + } + } + } + + return result; + } + + public void addPackage(String language, String url) { + + Element main = document.getDocumentElement(); + Element langNode = null; + Element pkgNode = null; + + int len = 0; + NodeList langNodes = null; + + if ((langNodes = document.getElementsByTagName("language")) != null && + (len = langNodes.getLength()) != 0) { + for (int i = 0; i < len; i++) { + Element e = (Element)langNodes.item(i); + + if (e.getAttribute("value").equals(language)) { + langNode = e; + break; + } + } + } + + if (langNode == null) { + langNode = document.createElement("language"); + langNode.setAttribute("value", language); + } + + pkgNode = document.createElement("package"); + pkgNode.setAttribute("value", url); + + langNode.appendChild(pkgNode); + //add to the Top Element + main.appendChild(langNode); + } +}
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