From 543c4302fb99c930e9c145d6d8134055275c2c2f Mon Sep 17 00:00:00 2001
From: Nick Burch <nick@apache.org>
Date: Tue, 20 May 2008 17:17:16 +0000
Subject: [PATCH] Patch from bug #45003 - Support embeded HDGF visio documents

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@658352 13f79535-47bb-0310-9956-ffa450edef68
---
 src/documentation/content/xdocs/changes.xml            |  1 +
 src/documentation/content/xdocs/status.xml             |  1 +
 .../src/org/apache/poi/hdgf/HDGFDiagram.java           | 10 +++++++---
 3 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/documentation/content/xdocs/changes.xml b/src/documentation/content/xdocs/changes.xml
index 824713479c..5c26883bab 100644
--- a/src/documentation/content/xdocs/changes.xml
+++ b/src/documentation/content/xdocs/changes.xml
@@ -37,6 +37,7 @@
 
 		<!-- Don't forget to update status.xml too! -->
         <release version="3.1-final" date="2008-06-??">
+           <action dev="POI-DEVELOPERS" type="add">45003 - Support embeded HDGF visio documents</action>
            <action dev="POI-DEVELOPERS" type="fix">45001 - Partial fix for HWPF Range.insertBefore() and Range.delete() with unicode characters</action>
            <action dev="POI-DEVELOPERS" type="fix">44977 - Support for AM/PM in excel date formats</action>
            <action dev="POI-DEVELOPERS" type="add">Support for specifying a policy to HSSF on missing / blank cells when fetching</action>
diff --git a/src/documentation/content/xdocs/status.xml b/src/documentation/content/xdocs/status.xml
index 12bdd0dd9f..6706d409e1 100644
--- a/src/documentation/content/xdocs/status.xml
+++ b/src/documentation/content/xdocs/status.xml
@@ -34,6 +34,7 @@
 	<!-- Don't forget to update changes.xml too! -->
     <changes>
         <release version="3.1-final" date="2008-06-??">
+           <action dev="POI-DEVELOPERS" type="add">45003 - Support embeded HDGF visio documents</action>
            <action dev="POI-DEVELOPERS" type="fix">45001 - Partial fix for HWPF Range.insertBefore() and Range.delete() with unicode characters</action>
            <action dev="POI-DEVELOPERS" type="fix">44977 - Support for AM/PM in excel date formats</action>
            <action dev="POI-DEVELOPERS" type="add">Support for specifying a policy to HSSF on missing / blank cells when fetching</action>
diff --git a/src/scratchpad/src/org/apache/poi/hdgf/HDGFDiagram.java b/src/scratchpad/src/org/apache/poi/hdgf/HDGFDiagram.java
index 0f1ac882cc..764b8e3f5f 100644
--- a/src/scratchpad/src/org/apache/poi/hdgf/HDGFDiagram.java
+++ b/src/scratchpad/src/org/apache/poi/hdgf/HDGFDiagram.java
@@ -28,6 +28,7 @@ import org.apache.poi.hdgf.streams.PointerContainingStream;
 import org.apache.poi.hdgf.streams.Stream;
 import org.apache.poi.hdgf.streams.StringsStream;
 import org.apache.poi.hdgf.streams.TrailerStream;
+import org.apache.poi.poifs.filesystem.DirectoryNode;
 import org.apache.poi.poifs.filesystem.DocumentEntry;
 import org.apache.poi.poifs.filesystem.POIFSFileSystem;
 import org.apache.poi.util.LittleEndian;
@@ -54,14 +55,17 @@ public class HDGFDiagram extends POIDocument {
 	private PointerFactory ptrFactory;
 	
 	public HDGFDiagram(POIFSFileSystem fs) throws IOException {
-		super(fs);
+		this(fs.getRoot(), fs);
+	}
+	public HDGFDiagram(DirectoryNode dir, POIFSFileSystem fs) throws IOException {
+		super(dir, fs);
 		
 		DocumentEntry docProps =
-			(DocumentEntry)filesystem.getRoot().getEntry("VisioDocument");
+			(DocumentEntry)dir.getEntry("VisioDocument");
 
 		// Grab the document stream
 		_docstream = new byte[docProps.getSize()];
-		filesystem.createDocumentInputStream("VisioDocument").read(_docstream);
+		dir.createDocumentInputStream("VisioDocument").read(_docstream);
 		
 		// Read in the common POI streams
 		readProperties();
-- 
2.39.5