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/*
* 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 org.openoffice.xmerge.util.registry;
import java.lang.reflect.Constructor;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.ArrayList;
import java.util.Iterator;
import org.openoffice.xmerge.DocumentDeserializerFactory;
import org.openoffice.xmerge.DocumentMergerFactory;
import org.openoffice.xmerge.DocumentSerializerFactory;
import org.openoffice.xmerge.PluginFactory;
/**
* Class for storing the information about a converter plugin.
*
* @author Brian Cameron
*/
public class ConverterInfo {
/**
* Keep track of the valid Office mime types
*/
private static String[] validOfficeTypes;
public static String SxwType = "staroffice/sxw";
public static String SxcType = "staroffice/sxc";
static {
// This needs to be updated to reflect all valid office types.
//
validOfficeTypes = new String[2];
validOfficeTypes[0] = SxwType;
validOfficeTypes[1] = SxcType;
}
private String piJarName;
private String piOfficeMime;
private ArrayList<String> piDeviceMime;
private String piDisplayName;
private String piDescription;
private String piVersion;
private String piVendor;
private String piClassImpl;
private String piXsltSerial;
private String piXsltDeserial;
private boolean piCanSerialize = false;
private boolean piCanDeserialize = false;
private boolean piCanMerge = false;
private ClassLoader piClassLoader = null;
private PluginFactory piPluginFactory;
/**
* The constructor builds a ConverterInfo structure.
*
* @param jarName The URL of the jarfile.
* @param officeMime The office mime-type.
* @param deviceMime The device mime-type.
* @param displayName The display name.
* @param description The description.
* @param version The version.
* @param vendor The vendor name.
* @param impl The implementation class name of
* PluginFactory.
* @param xsltSerial The url of the serializer xsl stylesheet
* @param xsltDeserial The url of the deserializer xsl stylesheet
*
* @throws RegistryException If <code>ci</code> cannot
* be loaded.
*/
public ConverterInfo(String jarName, String officeMime,
ArrayList<String> deviceMime, String displayName, String description,
String version, String vendor, String impl,String xsltSerial,
String xsltDeserial)
throws RegistryException {
if (isValidOfficeType(officeMime.trim()) == false) {
RegistryException re = new RegistryException(
"Invalid office type");
throw re;
}
piJarName = jarName.trim();
piOfficeMime = officeMime.trim();
piDeviceMime = deviceMime;
piDisplayName = displayName.trim();
piDescription = description.trim();
piVersion = version.trim();
piVendor = vendor.trim();
piXsltSerial = xsltSerial.trim();
piXsltDeserial= xsltDeserial.trim();
piClassImpl = impl.trim();
piClassLoader = this.getClass().getClassLoader();
// Get instance of the PluginFactory.
//
try {
URL jarURL = new URL(jarName);
URLClassLoader loader = new URLClassLoader(new URL[] { jarURL },
piClassLoader);
Class<?> clas = loader.loadClass(piClassImpl);
Class<?>[] argumentTypes = { org.openoffice.xmerge.util.registry.ConverterInfo.class };
Constructor<?> construct = clas.getConstructor(argumentTypes);
Object[] arguments = { this };
piPluginFactory = ( PluginFactory ) construct.newInstance(arguments);
// See which interfaces the plug-in PluginFactory supports.
//
Class<?>[] cl = piPluginFactory.getClass().getInterfaces();
for (int i=0; i < cl.length; i++) {
if (cl[i].getName().equals("org.openoffice.xmerge.DocumentSerializerFactory")) {
piCanSerialize = true;
}
if (cl[i].getName().equals("org.openoffice.xmerge.DocumentDeserializerFactory")) {
piCanDeserialize = true;
}
if (cl[i].getName().equals("org.openoffice.xmerge.DocumentMergerFactory")) {
piCanMerge = true;
}
}
} catch (Exception e) {
RegistryException re = new RegistryException(
"Class implementation of the plug-in cannot be loaded.");
throw re;
}
}
/**
* The constructor builds a ConverterInfo structure.
*
* @param jarName The URL of the jarfile.
* @param officeMime The office mime-type.
* @param deviceMime The device mime-type.
* @param displayName The display name.
* @param description The description.
* @param version The version.
* @param vendor The vendor name.
* @param impl The implementation class name of
* PluginFactory.
*
* @throws RegistryException If <code>ci</code> cannot
* be loaded.
*/
public ConverterInfo(String jarName, String officeMime,
ArrayList<String> deviceMime, String displayName, String description,
String version, String vendor, String impl)
throws RegistryException {
if (isValidOfficeType(officeMime.trim()) == false) {
RegistryException re = new RegistryException(
"Invalid office type");
throw re;
}
piJarName = jarName.trim();
piOfficeMime = officeMime.trim();
piDeviceMime = deviceMime;
piDisplayName = displayName.trim();
piDescription = description.trim();
piVersion = version.trim();
piVendor = vendor.trim();
piClassImpl = impl.trim();
piClassLoader = this.getClass().getClassLoader();
// Get instance of the PluginFactory.
//
try {
URL jarURL = new URL(jarName);
URLClassLoader loader = new URLClassLoader(new URL[] { jarURL },
piClassLoader);
Class<?> clas = loader.loadClass(piClassImpl);
Class<?>[] argumentTypes = { org.openoffice.xmerge.util.registry.ConverterInfo.class };
Constructor<?> construct = clas.getConstructor(argumentTypes);
Object[] arguments = { this };
piPluginFactory = ( PluginFactory ) construct.newInstance(arguments);
// See which interfaces the plug-in PluginFactory supports.
//
Class<?>[] cl = piPluginFactory.getClass().getInterfaces();
for (int i=0; i < cl.length; i++) {
if (cl[i].getName().equals("org.openoffice.xmerge.DocumentSerializerFactory")) {
piCanSerialize = true;
}
if (cl[i].getName().equals("org.openoffice.xmerge.DocumentDeserializerFactory")) {
piCanDeserialize = true;
}
if (cl[i].getName().equals("org.openoffice.xmerge.DocumentMergerFactory")) {
piCanMerge = true;
}
}
} catch (Exception e) {
RegistryException re = new RegistryException(
"Class implementation of the plug-in cannot be loaded.");
throw re;
}
}
/**
* Create a default constructor so we can use isValidOfficeType
* without having to actually have a valid ConverterInfo.
*/
private ConverterInfo() {
}
/**
* Returns an instance of the DocumentDeserializerFactory interface.
*
* @return instance of the DocumentDeserializer for this ConverterInfo.
*/
public DocumentSerializerFactory getDocSerializerFactory() {
return (DocumentSerializerFactory)piPluginFactory;
}
/**
* Returns an instance of the DocumentSerializerFactory interface.
*
* @return instance of the DocumentSerializer for this ConverterInfo.
*/
public DocumentDeserializerFactory getDocDeserializerFactory() {
return (DocumentDeserializerFactory)piPluginFactory;
}
/**
* Returns an instance of the DocumentMergerFactory interface.
*
* @return instance of the DocumentMergerFactory for this ConverterInfo.
*/
public DocumentMergerFactory getDocMergerFactory() {
return (DocumentMergerFactory)piPluginFactory;
}
/**
* Returns the jar file name.
*
* @return The jar file name, null if none exists.
*/
public String getJarName() {
return piJarName;
}
/**
* Returns the office mime-type.
*
* @return The office mime-type, null if none exists.
*/
public String getOfficeMime() {
return piOfficeMime;
}
/**
* Returns an <code>Enumeration</code> of <code>String</code>
* objects indicating the device mime-type.
*
* @return An <code>Enumeration</code> of <code>String</code>
* objects indicating the device mime-type.
*/
public Iterator<String> getDeviceMime() {
return(piDeviceMime.iterator());
}
/**
* Returns the display name.
*
* @return The display name, null if none exists.
*/
public String getDisplayName() {
return piDisplayName;
}
/**
* Returns the description.
*
* @return The description, null if none exists.
*/
public String getDescription() {
return piDescription;
}
/**
* Returns the version.
*
* @return The version, null if none exists.
*/
public String getVersion() {
return piVersion;
}
/**
* Returns the vendor name.
*
* @return The vendor name, null if none exists.
*/
public String getVendor() {
return piVendor;
}
/**
* Returns the implementation class name of PluginFactory.
*
* @return The implementation class name of PluginFactory,
* null if none exists.
*/
public String getClassImpl() {
return piClassImpl;
}
/**
* Returns the PluginFactory instance for this plug-in.
*
* @return The PluginFactory instance for this plug-in.
*/
public PluginFactory getPluginFactory() {
return piPluginFactory;
}
/**
* Returns true if this plug-in has a serializier, false otherwise.
*
* @return true if this plug-in has a serializier, false otherwise.
*/
public boolean canSerialize() {
return piCanSerialize;
}
/**
* Returns true if this plug-in has a deserializier, false otherwise.
*
* @return true if this plug-in has a deserializier, false otherwise.
*/
public boolean canDeserialize() {
return piCanDeserialize;
}
/**
* Returns true if this plug-in has a merger, false otherwise.
*
* @return true if this plug-in has a merger, false otherwise.
*/
public boolean canMerge() {
return piCanMerge;
}
/**
* Returns true if the officeMime is a valid Office mime type.
*
* @return true if the officeMime is a valid Office mime type.
*/
public static boolean isValidOfficeType(String officeMime) {
boolean rc = false;
for (int i=0; i < validOfficeTypes.length; i++) {
if (officeMime.equals(validOfficeTypes[i])) {
rc = true;
}
}
return rc;
}
/**
* Returns a <code>String</code> containing the Xslt stylesheet url that
* is to be used by the Xslt Plugin Serializer.
*
* @return <code>String</code>
*/
public String getXsltSerial() {
return piXsltSerial;
}
/**
* Returns a <code>String</code> containing the xslt stylesheet url that
* is to be used by the Xslt Plugin Deserializer.
*
* @return <code>String</code>
*/
public String getXsltDeserial() {
return piXsltDeserial;
}
}
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