| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| /* |
| * To change this template, choose Tools | Templates |
| * and open the template in the editor. |
| */ |
| |
| package org.openoffice.xforms; |
| |
| import com.sun.star.xml.dom.DOMException; |
| import com.sun.star.xml.dom.XDocument; |
| import com.sun.star.xml.dom.XNode; |
| import com.sun.star.xml.dom.XNodeList; |
| import java.util.NoSuchElementException; |
| |
| /** |
| * |
| * @author fs93730 |
| */ |
| public class Instance |
| { |
| private Model m_model; |
| private XDocument m_domInstance; |
| |
| protected Instance( Model _model, XDocument _domInstance ) |
| { |
| m_model = _model; |
| m_domInstance = _domInstance; |
| } |
| |
| /** creates a new element in the instance |
| * |
| * The element will be inserted immediately below the root node of the instance. |
| * |
| * @param _elementName |
| * the name of the to-be-created element |
| * @return |
| * the node of the newly created element |
| * @throws com.sun.star.xml.dom.DOMException |
| */ |
| public XNode createElement( String _elementName ) throws DOMException |
| { |
| return createElement( m_domInstance, _elementName, null ); |
| } |
| |
| /** creates a new element in the instance |
| * |
| * The element will be inserted immediately below a given XNode. |
| * |
| * @param _parentElement |
| * the node whose child shall be created |
| * @param _elementName |
| * the name of the to-be-created element |
| * @return |
| * the node of the newly created element |
| * @throws com.sun.star.xml.dom.DOMException |
| */ |
| public XNode createElement( XNode _parentElement, String _elementName ) throws DOMException |
| { |
| return createElement( _parentElement, _elementName, null ); |
| } |
| |
| /** creates a new element in the instance |
| * |
| * The element will be inserted immediately below a given XNode. |
| * |
| * @param _parentElement |
| * the node whose child shall be created |
| * @param _elementName |
| * the name of the to-be-created element |
| * @param _initialNodeValue |
| * the initial value to set at the node. Might be null, in this case no value is set. |
| * @return |
| * the node of the newly created element |
| * @throws com.sun.star.xml.dom.DOMException |
| */ |
| public XNode createElement( XNode _parentElement, String _elementName, String _initialNodeValue ) throws DOMException |
| { |
| XNode node = _parentElement.appendChild( |
| m_model.getUIHelper().createElement( _parentElement, _elementName ) |
| ); |
| if ( _initialNodeValue != null ) |
| node.setNodeValue( _initialNodeValue ); |
| return node; |
| } |
| |
| /** removes a child of the root-level node from the instance |
| * |
| * @param _elementName |
| * the name of the to-be-removed child |
| */ |
| public XNode removeNode( String _elementName ) throws DOMException |
| { |
| return removeNode( m_domInstance, _elementName ); |
| } |
| |
| /** removes a node from the instance |
| * |
| * @param _parentElement |
| * the node whose child is to be removed |
| * @param _elementName |
| * the name of the to-be-removed child |
| */ |
| public XNode removeNode( XNode _parentElement, String _elementName ) throws DOMException |
| { |
| XNodeList nodes = _parentElement.getChildNodes(); |
| for ( int i=0; i<nodes.getLength(); ++i ) |
| { |
| XNode node = nodes.item(i); |
| if ( node.getLocalName().equals( _elementName ) ) |
| { |
| _parentElement.removeChild( node ); |
| return node; |
| } |
| } |
| throw new NoSuchElementException(); |
| } |
| |
| /** creates an attribute for the root node of the instance |
| * |
| * @param _attribName |
| * the name of the to-be-created attribute |
| * @return |
| * the DOM node, which has already been inserted into the DOM tree |
| * @throws com.sun.star.xml.dom.DOMException |
| */ |
| public XNode createAttribute( String _attribName ) throws DOMException |
| { |
| return createAttribute( m_domInstance, _attribName, null ); |
| } |
| |
| /** creates an attribute for the root node of the instance |
| * |
| * @param _attribName |
| * the name of the to-be-created attribute |
| * @param _initialNodeValue |
| * the initial value to set at the node. Might be null, in this case no value is set. |
| * @return |
| * the DOM node, which has already been inserted into the DOM tree |
| * @throws com.sun.star.xml.dom.DOMException |
| */ |
| public XNode createAttribute( String _attribName, String _initialNodeValue ) throws DOMException |
| { |
| return createAttribute( m_domInstance, _attribName, _initialNodeValue ); |
| } |
| |
| /** creates an attribute for the given node |
| * |
| * @param _parentElement |
| * the element at which the attribute should be created |
| * @param _attribName |
| * the name of the to-be-created attribute |
| * @return |
| * the DOM node, which has already been inserted into the DOM tree |
| * @throws com.sun.star.xml.dom.DOMException |
| */ |
| public XNode createAttribute( XNode _parentElement, String _attribName ) throws DOMException |
| { |
| return createAttribute( _parentElement, _attribName, null ); |
| } |
| |
| /** creates an attribute for the given node |
| * |
| * @param _parentElement |
| * the element at which the attribute should be created |
| * @param _attribName |
| * the name of the to-be-created attribute |
| * @param _initialNodeValue |
| * the initial value to set at the node. Might be null, in this case no value is set. |
| * @return |
| * the DOM node, which has already been inserted into the DOM tree |
| * @throws com.sun.star.xml.dom.DOMException |
| */ |
| public XNode createAttribute( XNode _parentElement, String _attribName, String _initialNodeValue ) throws DOMException |
| { |
| XNode node = _parentElement.appendChild( |
| m_model.getUIHelper().createAttribute( _parentElement, _attribName ) |
| ); |
| if ( _initialNodeValue != null ) |
| node.setNodeValue( _initialNodeValue ); |
| return node; |
| } |
| } |