package org.apache.poi.sl.usermodel;
import java.awt.Dimension;
-import java.io.*;
+import java.io.Closeable;
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
import java.util.List;
import org.apache.poi.sl.usermodel.PictureData.PictureType;
* @return the picture data reference
*/
PictureData addPicture(File pict, PictureType format) throws IOException;
+
+ /**
+ * check if a picture with this picture data already exists in this presentation
+ *
+ * @param pictureData The picture data to find in the SlideShow
+ * @return {@code null} if picture data is not found in this slideshow
+ */
+ PictureData findPictureData(byte[] pictureData);
/**
* Writes out the slideshow file the is represented by an instance of this
/**
* check if a picture with this picture data already exists in this presentation
+ *
+ * @param pictureData The picture data to find in the SlideShow
+ * @return {@code null} if picture data is not found in this slideshow
*/
- XSLFPictureData findPictureData(byte[] pictureData){
+ @Override
+ public XSLFPictureData findPictureData(byte[] pictureData) {
long checksum = IOUtils.calculateChecksum(pictureData);
byte cs[] = new byte[LittleEndianConsts.LONG_SIZE];
LittleEndian.putLong(cs,0,checksum);
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
-import java.io.File;
import java.io.IOException;
-import java.io.InputStream;
-import org.apache.poi.POIDataSamples;
import org.apache.poi.openxml4j.opc.OPCPackage;
import org.apache.poi.openxml4j.opc.PackagePart;
-import org.apache.poi.sl.usermodel.PictureData.PictureType;
+import org.apache.poi.sl.usermodel.BaseTestSlideShow;
+import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.openxmlformats.schemas.presentationml.x2006.main.CTNotesMasterIdListEntry;
import org.openxmlformats.schemas.presentationml.x2006.main.CTSlideIdListEntry;
import org.openxmlformats.schemas.presentationml.x2006.main.CTSlideMasterIdListEntry;
-public class TestXMLSlideShow {
- private static final POIDataSamples slTests = POIDataSamples.getSlideShowInstance();
+public class TestXMLSlideShow extends BaseTestSlideShow {
private OPCPackage pack;
+
+ @Override
+ public XMLSlideShow createSlideShow() {
+ return new XMLSlideShow();
+ }
@Before
public void setUp() throws Exception {
pack = OPCPackage.open(slTests.openResourceAsStream("sample.pptx"));
}
+
+ @After
+ public void tearDown() throws IOException {
+ pack.revert();
+ }
@Test
public void testContainsMainContentType() throws Exception {
xmlComments.close();
xml.close();
}
-
- @Test
- public void addPicture_File() throws IOException {
- XMLSlideShow xml = new XMLSlideShow();
- File f = slTests.getFile("clock.jpg");
-
- assertEquals(0, xml.getPictureData().size());
- XSLFPictureData picture = xml.addPicture(f, PictureType.JPEG);
- assertEquals(1, xml.getPictureData().size());
- assertSame(picture, xml.getPictureData().get(0));
-
- xml.close();
- }
-
- @Test
- public void addPicture_Stream() throws IOException {
- XMLSlideShow xml = new XMLSlideShow();
- InputStream stream = slTests.openResourceAsStream("clock.jpg");
-
- assertEquals(0, xml.getPictureData().size());
- XSLFPictureData picture = xml.addPicture(stream, PictureType.JPEG);
- assertEquals(1, xml.getPictureData().size());
- assertSame(picture, xml.getPictureData().get(0));
-
- xml.close();
- }
-
- /** also tests {@link XMLSlideShow#addPicture(byte[], PictureType)} */
- @Test
- public void findPicture() throws IOException {
- XMLSlideShow xml = new XMLSlideShow();
- byte[] data = slTests.readFile("clock.jpg");
-
- assertNull(xml.findPictureData(data));
- XSLFPictureData picture = xml.addPicture(data, PictureType.JPEG);
- XSLFPictureData found = xml.findPictureData(data);
- assertNotNull(found);
- assertEquals(picture, found);
-
- xml.close();
- }
}
import org.apache.poi.hslf.model.HeadersFooters;
import org.apache.poi.hslf.model.MovieShape;
import org.apache.poi.hslf.model.PPFont;
-import org.apache.poi.hslf.record.Document;
-import org.apache.poi.hslf.record.DocumentAtom;
-import org.apache.poi.hslf.record.ExAviMovie;
-import org.apache.poi.hslf.record.ExControl;
-import org.apache.poi.hslf.record.ExEmbed;
-import org.apache.poi.hslf.record.ExEmbedAtom;
-import org.apache.poi.hslf.record.ExMCIMovie;
-import org.apache.poi.hslf.record.ExObjList;
-import org.apache.poi.hslf.record.ExObjListAtom;
-import org.apache.poi.hslf.record.ExOleObjAtom;
-import org.apache.poi.hslf.record.ExOleObjStg;
-import org.apache.poi.hslf.record.ExVideoContainer;
-import org.apache.poi.hslf.record.FontCollection;
-import org.apache.poi.hslf.record.FontEntityAtom;
-import org.apache.poi.hslf.record.HeadersFootersContainer;
-import org.apache.poi.hslf.record.MainMaster;
-import org.apache.poi.hslf.record.Notes;
-import org.apache.poi.hslf.record.PersistPtrHolder;
-import org.apache.poi.hslf.record.PositionDependentRecord;
-import org.apache.poi.hslf.record.PositionDependentRecordContainer;
-import org.apache.poi.hslf.record.Record;
-import org.apache.poi.hslf.record.RecordContainer;
-import org.apache.poi.hslf.record.RecordTypes;
-import org.apache.poi.hslf.record.Slide;
-import org.apache.poi.hslf.record.SlideListWithText;
+import org.apache.poi.hslf.record.*;
import org.apache.poi.hslf.record.SlideListWithText.SlideAtomsSet;
-import org.apache.poi.hslf.record.SlidePersistAtom;
-import org.apache.poi.hslf.record.TxMasterStyleAtom;
-import org.apache.poi.hslf.record.UserEditAtom;
import org.apache.poi.poifs.filesystem.DirectoryNode;
import org.apache.poi.poifs.filesystem.NPOIFSFileSystem;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;
@Override
public HSLFPictureData addPicture(byte[] data, PictureType format) throws IOException {
- if (format == null || format.nativeId == -1) {
- throw new IllegalArgumentException("Unsupported picture format: " + format);
- }
-
- byte[] uid = HSLFPictureData.getChecksum(data);
-
- for (HSLFPictureData pd : getPictureData()) {
- if (Arrays.equals(pd.getUID(), uid)) {
- return pd;
- }
+ if (format == null || format.nativeId == -1) {
+ throw new IllegalArgumentException("Unsupported picture format: " + format);
+ }
+
+ HSLFPictureData pd = findPictureData(data);
+ if (pd != null) {
+ // identical picture was already added to the SlideShow
+ return pd;
}
EscherContainerRecord bstore;
bse.setRecordId(EscherBSERecord.RECORD_ID);
bse.setOptions((short) (0x0002 | (format.nativeId << 4)));
bse.setSize(pict.getRawData().length + 8);
+ byte[] uid = HSLFPictureData.getChecksum(data);
bse.setUid(uid);
bse.setBlipTypeMacOS((byte) format.nativeId);
}
return addPicture(data, format);
}
+
+ /**
+ * check if a picture with this picture data already exists in this presentation
+ *
+ * @param pictureData The picture data to find in the SlideShow
+ * @return {@code null} if picture data is not found in this slideshow
+ */
+ @Override
+ public HSLFPictureData findPictureData(byte[] pictureData) {
+ byte[] uid = HSLFPictureData.getChecksum(pictureData);
+
+ for (HSLFPictureData pic : getPictureData()) {
+ if (Arrays.equals(pic.getUID(), uid)) {
+ return pic;
+ }
+ }
+ return null;
+ }
/**
* Add a font in this presentation
--- /dev/null
+/* ====================================================================
+ 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.hslf.usermodel;
+
+import static org.junit.Assert.assertNotNull;
+
+import org.apache.poi.sl.usermodel.BaseTestSlideShow;
+import org.junit.Test;
+
+public class TestHSLFSlideShow extends BaseTestSlideShow {
+ @Override
+ public HSLFSlideShow createSlideShow() {
+ return new HSLFSlideShow();
+ }
+
+ // make sure junit4 executes this test class
+ @Test
+ public void dummy() {
+ assertNotNull(createSlideShow());
+ }
+}
--- /dev/null
+/* ====================================================================
+ 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.sl.usermodel;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertSame;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+
+import org.apache.poi.POIDataSamples;
+import org.apache.poi.sl.usermodel.PictureData.PictureType;
+import org.junit.Test;
+
+public abstract class BaseTestSlideShow {
+ protected static final POIDataSamples slTests = POIDataSamples.getSlideShowInstance();
+
+ public abstract SlideShow<?, ?> createSlideShow();
+
+ @Test
+ public void addPicture_File() throws IOException {
+ SlideShow<?,?> show = createSlideShow();
+ File f = slTests.getFile("clock.jpg");
+
+ assertEquals(0, show.getPictureData().size());
+ PictureData picture = show.addPicture(f, PictureType.JPEG);
+ assertEquals(1, show.getPictureData().size());
+ assertSame(picture, show.getPictureData().get(0));
+
+ show.close();
+ }
+
+ @Test
+ public void addPicture_Stream() throws IOException {
+ SlideShow<?,?> show = createSlideShow();
+ InputStream stream = slTests.openResourceAsStream("clock.jpg");
+
+ assertEquals(0, show.getPictureData().size());
+ PictureData picture = show.addPicture(stream, PictureType.JPEG);
+ assertEquals(1, show.getPictureData().size());
+ assertSame(picture, show.getPictureData().get(0));
+
+ show.close();
+ }
+
+ @Test
+ public void addPicture_ByteArray() throws IOException {
+ SlideShow<?,?> show = createSlideShow();
+ byte[] data = slTests.readFile("clock.jpg");
+
+ assertEquals(0, show.getPictureData().size());
+ PictureData picture = show.addPicture(data, PictureType.JPEG);
+ assertEquals(1, show.getPictureData().size());
+ assertSame(picture, show.getPictureData().get(0));
+
+ show.close();
+ }
+
+ @Test
+ public void findPicture() throws IOException {
+ SlideShow<?,?> show = createSlideShow();
+ byte[] data = slTests.readFile("clock.jpg");
+
+ assertNull(show.findPictureData(data));
+ PictureData picture = show.addPicture(data, PictureType.JPEG);
+ PictureData found = show.findPictureData(data);
+ assertNotNull(found);
+ assertEquals(picture, found);
+
+ show.close();
+ }
+}
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