Java tutorial
/* ==================================================================== 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. ==================================================================== */ package org.apache.poi.xslf.usermodel; import static org.apache.poi.ooxml.POIXMLTypeLoader.DEFAULT_XML_OPTIONS; import java.io.IOException; import org.apache.poi.ooxml.POIXMLDocumentPart; import org.apache.poi.openxml4j.opc.PackagePart; import org.apache.poi.util.Beta; import org.apache.xmlbeans.XmlException; import org.openxmlformats.schemas.presentationml.x2006.main.CTComment; import org.openxmlformats.schemas.presentationml.x2006.main.CTCommentList; import org.openxmlformats.schemas.presentationml.x2006.main.CmLstDocument; @Beta public class XSLFComments extends POIXMLDocumentPart { private final CmLstDocument doc; /** * Create a new set of slide comments */ XSLFComments() { doc = CmLstDocument.Factory.newInstance(); } /** * Construct a SpreadsheetML slide comments from a package part * * @param part the package part holding the comments data, * the content type must be <code>application/vnd.openxmlformats-officedocument.comments+xml</code> * @since POI 3.14-Beta1 */ XSLFComments(PackagePart part) throws IOException, XmlException { super(part); doc = CmLstDocument.Factory.parse(getPackagePart().getInputStream(), DEFAULT_XML_OPTIONS); } public CTCommentList getCTCommentsList() { return doc.getCmLst(); } public int getNumberOfComments() { return doc.getCmLst().sizeOfCmArray(); } public CTComment getCommentAt(int pos) { return doc.getCmLst().getCmArray(pos); } }