101 lines
3.9 KiB
Java
101 lines
3.9 KiB
Java
/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.xslf.usermodel;
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import java.io.File;
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import java.io.IOException;
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import java.io.InputStream;
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import org.apache.poi.EncryptedDocumentException;
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import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
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import org.apache.poi.openxml4j.opc.OPCPackage;
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import org.apache.poi.openxml4j.opc.PackageAccess;
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import org.apache.poi.sl.usermodel.SlideShow;
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import org.apache.poi.sl.usermodel.SlideShowFactory;
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import org.apache.poi.util.Internal;
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@Internal
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public class XSLFSlideShowFactory extends SlideShowFactory {
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/**
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* Creates a XMLSlideShow from the given OOXML Package
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*
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* <p>Note that in order to properly release resources the
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* SlideShow should be closed after use.</p>
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*
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* @param pkg The {@link OPCPackage} opened for reading data.
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*
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* @return The created SlideShow
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*
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* @throws IOException if an error occurs while reading the data
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* @throws InvalidFormatException
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*/
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public static SlideShow<?,?> createSlideShow(OPCPackage pkg) throws IOException {
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try {
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return new XMLSlideShow(pkg);
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} catch (IllegalArgumentException ioe) {
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// ensure that file handles are closed (use revert() to not re-write the file)
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pkg.revert();
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//pkg.close();
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// rethrow exception
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throw ioe;
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}
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}
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/**
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* Creates the XMLSlideShow from the given File, which must exist and be readable.
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* <p>Note that in order to properly release resources theSlideShow should be closed after use.
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*
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* @param file The file to read data from.
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* @param readOnly If the SlideShow should be opened in read-only mode to avoid writing back
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* changes when the document is closed.
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*
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* @return The created SlideShow
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*
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* @throws IOException if an error occurs while reading the data
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* @throws EncryptedDocumentException If the wrong password is given for a protected file
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*/
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@SuppressWarnings("resource")
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public static SlideShow<?,?> createSlideShow(File file, boolean readOnly)
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throws IOException, InvalidFormatException {
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OPCPackage pkg = OPCPackage.open(file, readOnly ? PackageAccess.READ : PackageAccess.READ_WRITE);
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return createSlideShow(pkg);
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}
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/**
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* Creates a XMLSlideShow from the given InputStream
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*
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* <p>Note that in order to properly release resources the
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* SlideShow should be closed after use.</p>
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*
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* @param stream The {@link InputStream} to read data from.
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*
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* @return The created SlideShow
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*
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* @throws IOException if an error occurs while reading the data
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* @throws InvalidFormatException
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*/
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@SuppressWarnings("resource")
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public static SlideShow<?,?> createSlideShow(InputStream stream) throws IOException, InvalidFormatException {
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OPCPackage pkg = OPCPackage.open(stream);
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return createSlideShow(pkg);
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}
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}
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