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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 helper;
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.container.XHierarchicalNameAccess;
import com.sun.star.container.XNameAccess;
import com.sun.star.container.NoSuchElementException;
import com.sun.star.beans.PropertyValue;
import com.sun.star.beans.PropertyState;
import com.sun.star.uno.UnoRuntime;
/**
* Read configuration settings.
*/
public class ConfigurationRead {
private XHierarchicalNameAccess root = null;
/**
* Creates new ConfigurationRead
* @param xMSF An instance of service
* "com.sun.star.configuration.ConfigurationProvider"
* @param rootnode The root of the configuration nodes.
*/
private ConfigurationRead(XMultiServiceFactory xMSF, String rootnode) {
PropertyValue [] nodeArgs = new PropertyValue [1];
PropertyValue nodepath = new PropertyValue();
nodepath.Name = "nodepath";
nodepath.Value = rootnode;
nodepath.Handle = -1;
nodepath.State = PropertyState.DEFAULT_VALUE;
nodeArgs[0]=nodepath;
try {
Object rootObject = xMSF.createInstanceWithArguments(
"com.sun.star.configuration.ConfigurationAccess",
nodeArgs);
root = UnoRuntime.queryInterface(
XHierarchicalNameAccess.class, rootObject);
}
catch(com.sun.star.uno.Exception e) {
e.printStackTrace();
}
}
/**
* Creates new ConfigurationRead. This uses "org.openoffice.Setup"
* as default root name.
* @param xMSF An instance of service
* "com.sun.star.configuration.ConfigurationProvider"
*/
public ConfigurationRead(XMultiServiceFactory xMSF) {
this(xMSF, "org.openoffice.Setup");
}
/**
* Does the node with this hierarchical name exist?
* @param name The hierarchical name of a subnode.
* @return True, if the node exists.
*/
public boolean hasByHieracrhicalName(String name) {
return root.hasByHierarchicalName(name);
}
/**
* Get the elements of the root node.
* @return All elements of the root node.
*/
public String[] getRootNodeNames() {
XNameAccess xName = UnoRuntime.queryInterface(XNameAccess.class, root);
String[]names = xName.getElementNames();
return names;
}
/**
* Get all elements of this node
* @param name The name of the node
* @return All elements of this node (as hierarchical names).
*/
public String[] getSubNodeNames(String name) {
String[]names = null;
try {
Object next = root.getByHierarchicalName(name);
XNameAccess x = UnoRuntime.queryInterface(
XNameAccess.class, next);
names = x.getElementNames();
for (int i=0; i< names.length; i++) {
names[i] = name + "/" + names[i];
}
}
catch(Exception e) {
//just return null, if there are no further nodes
}
return names;
}
/**
* Get contents of a node by its hierarchical name.
* @param name The hierarchical name of the node.
* @return The contents as an object
*/
public Object getByHierarchicalName(String name) throws NoSuchElementException {
return root.getByHierarchicalName(name);
}
}
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