diff options
Diffstat (limited to 'poi-scratchpad/src/main/java/org')
| -rw-r--r-- | poi-scratchpad/src/main/java/org/apache/poi/hslf/usermodel/HSLFSlideShowImpl.java | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/poi-scratchpad/src/main/java/org/apache/poi/hslf/usermodel/HSLFSlideShowImpl.java b/poi-scratchpad/src/main/java/org/apache/poi/hslf/usermodel/HSLFSlideShowImpl.java index 54edf47faa..70fb287026 100644 --- a/poi-scratchpad/src/main/java/org/apache/poi/hslf/usermodel/HSLFSlideShowImpl.java +++ b/poi-scratchpad/src/main/java/org/apache/poi/hslf/usermodel/HSLFSlideShowImpl.java @@ -72,6 +72,7 @@ import org.apache.poi.poifs.crypt.EncryptionInfo; import org.apache.poi.poifs.filesystem.DirectoryNode; import org.apache.poi.poifs.filesystem.DocumentEntry; import org.apache.poi.poifs.filesystem.DocumentInputStream; +import org.apache.poi.poifs.filesystem.Entry; import org.apache.poi.poifs.filesystem.EntryUtils; import org.apache.poi.poifs.filesystem.POIFSFileSystem; import org.apache.poi.sl.usermodel.PictureData; @@ -229,7 +230,11 @@ public final class HSLFSlideShowImpl extends POIDocument implements Closeable { } // Get the main document stream - DocumentEntry docProps = (DocumentEntry)dir.getEntry(POWERPOINT_DOCUMENT); + final Entry entry = dir.getEntry(POWERPOINT_DOCUMENT); + if (!(entry instanceof DocumentEntry)) { + throw new IllegalArgumentException("Had unexpected type of entry for name: " + POWERPOINT_DOCUMENT + ": " + entry.getClass()); + } + DocumentEntry docProps = (DocumentEntry) entry; // Grab the document stream int len = docProps.getSize(); |