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- /* ====================================================================
- 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.stress;
-
- import static org.junit.jupiter.api.Assertions.assertNotNull;
- import static org.junit.jupiter.api.Assertions.assertTrue;
-
- import java.io.File;
- import java.io.FileInputStream;
- import java.io.IOException;
- import java.io.InputStream;
-
- import org.apache.poi.hdgf.HDGFDiagram;
- import org.apache.poi.hdgf.extractor.VisioTextExtractor;
- import org.apache.poi.hdgf.streams.Stream;
- import org.apache.poi.hdgf.streams.TrailerStream;
- import org.apache.poi.poifs.filesystem.POIFSFileSystem;
- import org.junit.jupiter.api.Test;
-
- class HDGFFileHandler extends POIFSFileHandler {
- @Override
- public void handleFile(InputStream stream, String path) throws IOException {
- POIFSFileSystem poifs = new POIFSFileSystem(stream);
- HDGFDiagram diagram = new HDGFDiagram(poifs);
- Stream[] topLevelStreams = diagram.getTopLevelStreams();
- assertNotNull(topLevelStreams);
- for(Stream str : topLevelStreams) {
- assertTrue(str.getPointer().getLength() >= 0);
- }
-
- TrailerStream trailerStream = diagram.getTrailerStream();
- assertNotNull(trailerStream);
- assertTrue(trailerStream.getPointer().getLength() >= 0);
- diagram.close();
- poifs.close();
-
- // writing is not yet implemented... handlePOIDocument(diagram);
- }
-
- // a test-case to test this locally without executing the full TestAllFiles
- @Override
- @Test
- void test() throws Exception {
- File file = new File("test-data/diagram/44501.vsd");
-
- InputStream stream = new FileInputStream(file);
- try {
- handleFile(stream, file.getPath());
- } finally {
- stream.close();
- }
-
- handleExtracting(file);
-
- stream = new FileInputStream(file);
- try {
- try (VisioTextExtractor extractor = new VisioTextExtractor(stream)) {
- assertNotNull(extractor.getText());
- }
- } finally {
- stream.close();
- }
- }
- }
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