diff options
Diffstat (limited to 'scripting/java/com/sun/star/script/framework/container/ParcelContainer.java')
| -rw-r--r-- | scripting/java/com/sun/star/script/framework/container/ParcelContainer.java | 725 |
1 files changed, 725 insertions, 0 deletions
diff --git a/scripting/java/com/sun/star/script/framework/container/ParcelContainer.java b/scripting/java/com/sun/star/script/framework/container/ParcelContainer.java new file mode 100644 index 000000000..4a2bece39 --- /dev/null +++ b/scripting/java/com/sun/star/script/framework/container/ParcelContainer.java @@ -0,0 +1,725 @@ +/* + * 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 com.sun.star.container.ElementExistException; +import com.sun.star.container.XNameAccess; +import com.sun.star.container.XNameContainer; + +import com.sun.star.io.XInputStream; + +import com.sun.star.lang.WrappedTargetException; +import com.sun.star.lang.XMultiComponentFactory; + +import com.sun.star.script.framework.io.XInputStreamImpl; +import com.sun.star.script.framework.io.XInputStreamWrapper; +import com.sun.star.script.framework.log.LogUtils; +import com.sun.star.script.framework.provider.PathUtils; + +import com.sun.star.ucb.XSimpleFileAccess; +import com.sun.star.ucb.XSimpleFileAccess2; + +import com.sun.star.uno.Type; +import com.sun.star.uno.UnoRuntime; +import com.sun.star.uno.XComponentContext; + +import com.sun.star.uri.XUriReference; +import com.sun.star.uri.XUriReferenceFactory; +import com.sun.star.uri.XVndSunStarScriptUrl; + +import java.io.ByteArrayInputStream; +import java.io.ByteArrayOutputStream; +import java.io.InputStream; +import java.io.UnsupportedEncodingException; + +import java.util.ArrayList; +import java.util.Collection; +import java.util.StringTokenizer; + +/** + * The <code>ParcelContainer</code> object is used to store the + * ScriptingFramework specific Libraries. + */ +public class ParcelContainer implements XNameAccess { + + protected static XSimpleFileAccess m_xSFA; + + protected String language; + protected String containerUrl; + private Collection<Parcel> parcels = new ArrayList<Parcel>(10); + protected XComponentContext m_xCtx; + private ParcelContainer parent = null; + private final Collection<ParcelContainer> childContainers = new ArrayList<ParcelContainer>(10); + private boolean isPkgContainer = false; + + /** + * Tests if this <tt>ParcelContainer</tt> represents a UNO package + * or sub package within a UNO package + * + * @return <tt>true</tt> if has parent <tt>false</tt> otherwise + */ + public boolean isUnoPkg() { + return isPkgContainer; + } + + /** + * Returns this <tt>ParcelContainer</tt>'s parent + * + * @return <tt>ParcelContainer</tt> if has parent null otherwise + */ + public ParcelContainer parent() { + return parent; + } + + /** + * Returns all child <tt>ParcelContainer</tt> + * this instance of <tt>ParcelContainer</tt> + * + * @return a new array of ParcelContainers. A zero + * length array is returned if no child ParcelContainers. + */ + public ParcelContainer[] getChildContainers() { + if (childContainers.isEmpty()) { + return new ParcelContainer[0]; + } + + return childContainers.toArray(new ParcelContainer[childContainers.size()]); + } + + /** + * Removes a child <tt>ParcelContainer</tt> + * from this instance. + * @param child <tt>ParcelContainer</tt> to be added. + * + * @return <tt>true</tt> if child successfully removed + */ + public boolean removeChildContainer(ParcelContainer child) { + return childContainers.remove(child); + } + + /** + * Adds a new child <tt>ParcelContainer</tt> + * to this instance. + * @param child <tt>ParcelContainer</tt> to be added. + * + */ + public void addChildContainer(ParcelContainer child) { + childContainers.add(child); + } + + /** + * Returns a child <tt>ParcelContainer</tt> whose location + * matches the <tt>location</tt> argument passed to this method. + * @param key the <tt>location</tt> which is to + * be matched. + * + * @return child <tt>ParcelContainer</tt> or {@code null} if none + * found. + */ + public ParcelContainer getChildContainer(String key) { + ParcelContainer result = null; + + for (ParcelContainer c : childContainers) { + + String name = c.getName(); + if (name == null) + { + continue; + } + + String location = + ScriptMetaData.getLocationPlaceHolder(c.containerUrl, name); + + if (key.equals(location)) { + result = c; + break; + } + } + + return result; + } + + /** + * Returns a child <tt>ParcelContainer</tt> whose member + * <tt>containerUrl</tt> matches the <tt>containerUrl</tt> + * argument passed to this method. + * @param containerUrl the <tt>containerUrl</tt> which is to + * be matched. + * + * @return child <tt>ParcelContainer</tt> or {@code null} if none + * found. + */ + public ParcelContainer getChildContainerForURL(String containerUrl) { + ParcelContainer result = null; + + for (ParcelContainer c : childContainers) { + if (containerUrl.equals(c.containerUrl)) { + result = c; + break; + } + } + + return result; + } + + /** + * Returns Name of this container. Name of this <tt>ParcelContainer</tt> + * is determined from the <tt>containerUrl</tt> as the last portion + * of the URL after the last forward slash. + * @return name of <tt>ParcelContainer</tt> + * found. + */ + public String getName() { + String name = null; + + // TODO handler package ParcelContainer? + if (!containerUrl.startsWith("vnd.sun.star.tdoc:")) { + try { + // return name + String decodedUrl = java.net.URLDecoder.decode(containerUrl, "UTF-8"); + int indexOfSlash = decodedUrl.lastIndexOf('/'); + + if (indexOfSlash != -1) { + name = decodedUrl.substring(indexOfSlash + 1); + } + } catch (UnsupportedEncodingException e) { + throw new com.sun.star.uno.RuntimeException(e); + } + } else { + name = "document"; + } + + return name; + } + + /** + * Initializes a newly created <code>ParcelContainer</code> object. + * @param xCtx UNO component context + * @param containerUrl location of this container. + * @param language language for which entries are stored + */ + public ParcelContainer(XComponentContext xCtx, String containerUrl, + String language) throws + com.sun.star.lang.IllegalArgumentException, + com.sun.star.lang.WrappedTargetException { + + this(null, xCtx, containerUrl, language, true); + } + + /** + * Initializes a newly created <code>ParcelContainer</code> object. + * @param xCtx UNO component context + * @param containerUrl location of this container. + * @param language language for which entries are stored + * @param loadParcels set to <tt>true</tt> if parcels are to be loaded + * on construction. + */ + public ParcelContainer(XComponentContext xCtx, String containerUrl, + String language, boolean loadParcels) throws + com.sun.star.lang.IllegalArgumentException, + com.sun.star.lang.WrappedTargetException { + + this(null, xCtx, containerUrl, language, loadParcels); + } + + /** + * Initializes a newly created <code>ParcelContainer</code> object. + * @param parent parent ParcelContainer + * @param xCtx UNO component context + * @param containerUrl location of this container. + * @param language language for which entries are stored + * @param loadParcels set to <tt>true</tt> if parcels are to be loaded + * on construction. + */ + public ParcelContainer(ParcelContainer parent, XComponentContext xCtx, + String containerUrl, String language, + boolean loadParcels) throws + com.sun.star.lang.IllegalArgumentException, + com.sun.star.lang.WrappedTargetException { + + LogUtils.DEBUG("Creating ParcelContainer for " + containerUrl + + " loadParcels = " + loadParcels + " language = " + language); + + this.m_xCtx = xCtx; + this.language = language; + this.parent = parent; + this.containerUrl = containerUrl; + + initSimpleFileAccess(); + boolean parentIsPkgContainer = false; + + if (parent != null) { + parentIsPkgContainer = parent.isUnoPkg(); + } + + if (containerUrl.endsWith("uno_packages") || parentIsPkgContainer) { + isPkgContainer = true; + } + + if (loadParcels) { + loadParcels(); + } + } + + + public String getContainerURL() { + return this.containerUrl; + } + + private void initSimpleFileAccess() { + synchronized (ParcelContainer.class) { + if (m_xSFA != null) { + return; + } + + try { + + m_xSFA = UnoRuntime.queryInterface( + XSimpleFileAccess.class, + m_xCtx.getServiceManager().createInstanceWithContext( + "com.sun.star.ucb.SimpleFileAccess", m_xCtx)); + + } catch (Exception e) { + // TODO should throw + LogUtils.DEBUG("Error instantiating simplefile access "); + LogUtils.DEBUG(LogUtils.getTrace(e)); + } + } + } + + public String getParcelContainerDir() { + // If this container does not represent a uno-package + // then it is a document, user or share + // in each case the convention is to have a Scripts/[language] + // dir where scripts reside + if (!isUnoPkg()) { + return PathUtils.make_url(containerUrl , "Scripts/" + language.toLowerCase()); + } + + return containerUrl; + } + + public Object getByName(String aName) throws + com.sun.star.container.NoSuchElementException, WrappedTargetException { + + Parcel parcel = null; + + try { + if (hasElements()) { + for (Parcel parcelToCheck : parcels) { + if (parcelToCheck.getName().equals(aName)) { + parcel = parcelToCheck; + break; + } + } + } + } catch (Exception e) { + throw new WrappedTargetException(e); + } + + if (parcel == null) { + throw new com.sun.star.container.NoSuchElementException("Macro Library " + aName + + " not found"); + } + + return parcel; + } + + public String[] getElementNames() { + + if (hasElements()) { + + Parcel[] theParcels = parcels.toArray(new Parcel[parcels.size()]); + String[] names = new String[ theParcels.length ]; + + for (int count = 0; count < names.length; count++) { + names[count] = theParcels[ count ].getName(); + } + + return names; + } + + return new String[0]; + } + + public boolean hasByName(String aName) { + + boolean isFound = false; + + try { + if (getByName(aName) != null) { + isFound = true; + } + + } catch (Exception e) { + //TODO - handle trace + } + + return isFound; + } + + public Type getElementType() { + return new Type(); + } + + public boolean hasElements() { + return !(parcels == null || parcels.isEmpty()); + } + + private void loadParcels() throws com.sun.star.lang.IllegalArgumentException, + com.sun.star.lang.WrappedTargetException { + + try { + LogUtils.DEBUG("About to load parcels from " + containerUrl); + + if (m_xSFA.isFolder(getParcelContainerDir())) { + LogUtils.DEBUG(getParcelContainerDir() + " is a folder "); + String[] children = m_xSFA.getFolderContents(getParcelContainerDir(), true); + parcels = new ArrayList<Parcel>(children.length); + + for (String child : children) { + LogUtils.DEBUG("Processing " + child); + + try { + loadParcel(child); + } catch (java.lang.Exception e) { + // print an error message and move on to + // the next parcel + LogUtils.DEBUG("ParcelContainer.loadParcels caught " + e.getClass().getName() + + " exception loading parcel " + child + ": " + e.getMessage()); + } + } + } else { + LogUtils.DEBUG(" ParcelCOntainer.loadParcels " + getParcelContainerDir() + + " is not a folder "); + } + + } catch (com.sun.star.ucb.CommandAbortedException e) { + LogUtils.DEBUG("ParcelContainer.loadParcels caught exception processing folders for " + + getParcelContainerDir()); + LogUtils.DEBUG("TRACE: " + LogUtils.getTrace(e)); + throw new com.sun.star.lang.WrappedTargetException(e); + } catch (com.sun.star.uno.Exception e) { + LogUtils.DEBUG("ParcelContainer.loadParcels caught exception processing folders for " + + getParcelContainerDir()); + LogUtils.DEBUG("TRACE: " + LogUtils.getTrace(e)); + throw new com.sun.star.lang.WrappedTargetException(e); + } + } + + public XNameContainer createParcel(String name) throws + ElementExistException, com.sun.star.lang.WrappedTargetException { + + Parcel p = null; + + if (hasByName(name)) { + throw new ElementExistException("Parcel " + name + " already exists"); + } + + String pathToParcel = PathUtils.make_url(getParcelContainerDir(), name); + + try { + LogUtils.DEBUG("ParcelContainer.createParcel, creating folder " + + pathToParcel); + + m_xSFA.createFolder(pathToParcel); + + LogUtils.DEBUG("ParcelContainer.createParcel, folder " + pathToParcel + + " created "); + + ParcelDescriptor pd = new ParcelDescriptor(); + pd.setLanguage(language); + + String parcelDesc = + PathUtils.make_url(pathToParcel, ParcelDescriptor.PARCEL_DESCRIPTOR_NAME); + + XSimpleFileAccess2 xSFA2 = + UnoRuntime.queryInterface(XSimpleFileAccess2.class, m_xSFA); + + if (xSFA2 != null) { + LogUtils.DEBUG("createParcel() Using XSIMPLEFILEACCESS2 " + parcelDesc); + ByteArrayOutputStream bos = new ByteArrayOutputStream(1024); + pd.write(bos); + bos.close(); + ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); + XInputStreamImpl xis = new XInputStreamImpl(bis); + xSFA2.writeFile(parcelDesc, xis); + xis.closeInput(); + p = loadParcel(pathToParcel); + } + } catch (Exception e) { + LogUtils.DEBUG("createParcel() Exception while attempting to create = " + + name); + throw new com.sun.star.lang.WrappedTargetException(e); + } + + return p; + } + + public Parcel loadParcel(String parcelUrl) throws + com.sun.star.lang.WrappedTargetException, + com.sun.star.lang.IllegalArgumentException { + + String parcelDescUrl = + PathUtils.make_url(parcelUrl, ParcelDescriptor.PARCEL_DESCRIPTOR_NAME); + + Parcel parcel = null; + XInputStream xis = null; + InputStream is = null; + + try { + if (m_xSFA.exists(parcelDescUrl)) { + + LogUtils.DEBUG("ParcelContainer.loadParcel opening " + parcelDescUrl); + + xis = m_xSFA.openFileRead(parcelDescUrl); + is = new XInputStreamWrapper(xis); + ParcelDescriptor pd = new ParcelDescriptor(is) ; + + try { + is.close(); + is = null; + } catch (Exception e) { + LogUtils.DEBUG( + "ParcelContainer.loadParcel Exception when closing stream for " + + parcelDescUrl + " :" + e); + } + + LogUtils.DEBUG("ParcelContainer.loadParcel closed " + parcelDescUrl); + + if (!pd.getLanguage().equals(language)) { + LogUtils.DEBUG("ParcelContainer.loadParcel Language of Parcel does not match this container "); + return null; + } + + LogUtils.DEBUG("Processing " + parcelDescUrl + " closed "); + + int indexOfSlash = parcelUrl.lastIndexOf('/'); + String name = parcelUrl.substring(indexOfSlash + 1); + + parcel = new Parcel(m_xSFA, this, pd, name); + + LogUtils.DEBUG(" ParcelContainer.loadParcel created parcel for " + + parcelDescUrl + " for language " + language); + + parcels.add(parcel); + } else { + throw new java.io.IOException(parcelDescUrl + " does NOT exist!"); + } + } catch (com.sun.star.ucb.CommandAbortedException e) { + LogUtils.DEBUG("loadParcel() Exception while accessing filesystem url = " + + parcelDescUrl + e); + throw new com.sun.star.lang.WrappedTargetException(e); + } catch (java.io.IOException e) { + LogUtils.DEBUG("ParcelContainer.loadParcel() caught IOException while accessing " + + parcelDescUrl + ": " + e); + throw new com.sun.star.lang.WrappedTargetException(e); + } catch (com.sun.star.uno.Exception e) { + LogUtils.DEBUG("loadParcel() Exception while accessing filesystem url = " + + parcelDescUrl + e); + throw new com.sun.star.lang.WrappedTargetException(e); + } + + finally { + if (is != null) { + try { + is.close(); // is will close xis + } catch (Exception ignore) { + } + } else if (xis != null) { + try { + xis.closeInput(); + } catch (Exception ignore) { + } + } + } + + return parcel; + } + public void renameParcel(String oldName, String newName) throws + com.sun.star.container.NoSuchElementException, + com.sun.star.lang.WrappedTargetException { + + LogUtils.DEBUG(" ** ParcelContainer Renaming parcel " + oldName + " to " + + newName); + LogUtils.DEBUG(" ** ParcelContainer is " + this); + + Parcel p = (Parcel)getByName(oldName); + + if (p == null) { + throw new com.sun.star.container.NoSuchElementException( + "No parcel named " + oldName); + } + + String oldParcelDirUrl = + PathUtils.make_url(getParcelContainerDir(), oldName); + + String newParcelDirUrl = + PathUtils.make_url(getParcelContainerDir(), newName); + + try { + if (!m_xSFA.isFolder(oldParcelDirUrl)) { + Exception e = new com.sun.star.io.IOException( + "Invalid Parcel directory: " + oldName); + throw new com.sun.star.lang.WrappedTargetException(e); + } + + LogUtils.DEBUG(" ** ParcelContainer Renaming folder " + oldParcelDirUrl + + " to " + newParcelDirUrl); + + m_xSFA.move(oldParcelDirUrl, newParcelDirUrl); + + } catch (com.sun.star.ucb.CommandAbortedException ce) { + LogUtils.DEBUG(" ** ParcelContainer Renaming failed with " + ce); + throw new com.sun.star.lang.WrappedTargetException(ce); + } catch (com.sun.star.uno.Exception e) { + LogUtils.DEBUG(" ** ParcelContainer Renaming failed with " + e); + throw new com.sun.star.lang.WrappedTargetException(e); + } + + p.rename(newName); + } + // removes but doesn't physically delete parcel from container + public boolean removeParcel(String name) throws + com.sun.star.container.NoSuchElementException, + com.sun.star.lang.WrappedTargetException { + + Parcel p = (Parcel)getByName(name); + + if (p == null) { + throw new com.sun.star.container.NoSuchElementException( + "No parcel named " + name); + } + + return parcels.remove(p); + } + + public boolean deleteParcel(String name) throws + com.sun.star.container.NoSuchElementException, + com.sun.star.lang.WrappedTargetException { + + LogUtils.DEBUG("deleteParcel for containerURL " + containerUrl + + " name = " + name + " Language = " + language); + + Parcel p = (Parcel)getByName(name); + + if (p == null) { + throw new com.sun.star.container.NoSuchElementException( + "No parcel named " + name); + } + + try { + String pathToParcel = PathUtils.make_url(getParcelContainerDir(), name); + m_xSFA.kill(pathToParcel); + } catch (Exception e) { + LogUtils.DEBUG("Error deleting parcel " + name); + throw new com.sun.star.lang.WrappedTargetException(e); + } + + return parcels.remove(p); + } + + public String getLanguage() { + return language; + } + + public ScriptMetaData findScript(ParsedScriptUri parsedUri) throws + com.sun.star.container.NoSuchElementException, + com.sun.star.lang.WrappedTargetException { + + Parcel p = (Parcel)getByName(parsedUri.parcel); + ScriptMetaData scriptData = p.getByName(parsedUri.function); + + LogUtils.DEBUG("** found script data for " + parsedUri.function + " script is " + + scriptData); + + return scriptData; + } + + public ParsedScriptUri parseScriptUri(String scriptURI) throws + com.sun.star.lang.IllegalArgumentException { + + XMultiComponentFactory xMcFac = null; + XUriReferenceFactory xFac = null; + + try { + xMcFac = m_xCtx.getServiceManager(); + + xFac = UnoRuntime.queryInterface( + XUriReferenceFactory.class, xMcFac.createInstanceWithContext( + "com.sun.star.uri.UriReferenceFactory", m_xCtx)); + + } catch (com.sun.star.uno.Exception e) { + LogUtils.DEBUG("Problems parsing URL:" + e.toString()); + throw new com.sun.star.lang.IllegalArgumentException( + e, "Problems parsing URL"); + } + + if (xFac == null) { + LogUtils.DEBUG("Failed to create UrlReference factory"); + throw new com.sun.star.lang.IllegalArgumentException( + "Failed to create UrlReference factory for url " + scriptURI); + } + + XUriReference uriRef = xFac.parse(scriptURI); + + XVndSunStarScriptUrl sfUri = + UnoRuntime.queryInterface(XVndSunStarScriptUrl.class, uriRef); + + if (sfUri == null) { + LogUtils.DEBUG("Failed to parse url"); + throw new com.sun.star.lang.IllegalArgumentException( + "Failed to parse url " + scriptURI); + } + + ParsedScriptUri parsedUri = new ParsedScriptUri(); + parsedUri.function = sfUri.getName(); + parsedUri.parcel = ""; + + // parse parcel name; + StringTokenizer tokenizer = new StringTokenizer(parsedUri.function, "."); + + if (tokenizer.hasMoreElements()) { + parsedUri.parcel = (String)tokenizer.nextElement(); + LogUtils.DEBUG("** parcelName = " + parsedUri.parcel); + } + + if (parsedUri.function.length() > 0) { + + // strip out parcel name + parsedUri.function = + parsedUri.function.substring(parsedUri.parcel.length() + 1); + + } + + // parse location + parsedUri.location = sfUri.getParameter("location"); + + // TODO basic sanity check on language, location, function name, parcel + // should be correct e.g. verified by MSP and LangProvider by the + // time it's got to here + + LogUtils.DEBUG("** location = " + parsedUri.location + + "\nfunction = " + parsedUri.function + + "\nparcel = " + parsedUri.parcel + + "\nlocation = " + parsedUri.location); + + return parsedUri; + } +} |