#57919 Add in-place and new-File write methods to POIDocument

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1753619 13f79535-47bb-0310-9956-ffa450edef68

src/java/org/apache/poi/POIDocument.java

@@ -338,7 +338,7 @@ public abstract class POIDocument implements Closeable {
      * 
      * @throws IOException thrown on errors writing to the file
      */
-    //public abstract void write() throws IOException; // TODO Implement elsewhere
+    public abstract void write() throws IOException;
 
     /**
      * Writes the document out to the specified new {@link File}. If the file 
@@ -348,7 +348,7 @@ public abstract class POIDocument implements Closeable {
      * 
      * @throws IOException thrown on errors writing to the file
      */
-    //public abstract void write(File newFile) throws IOException; // TODO Implement elsewhere
+    public abstract void write(File newFile) throws IOException;
 
     /**
      * Writes the document out to the specified output stream. The

src/java/org/apache/poi/hpsf/HPSFPropertiesOnlyDocument.java

@@ -16,6 +16,7 @@
 ==================================================================== */
 package org.apache.poi.hpsf;
 
+import java.io.File;
 import java.io.IOException;
 import java.io.OutputStream;
 import java.util.ArrayList;
@@ -44,14 +45,36 @@ public class HPSFPropertiesOnlyDocument extends POIDocument {
         super(fs);
     }
 
+    /**
+     * Write out to the currently open file the properties changes, but nothing else
+     */
+    public void write() throws IOException {
+        NPOIFSFileSystem fs = directory.getFileSystem();
+        
+        validateInPlaceWritePossible();        
+        writeProperties(fs, null);
+        fs.writeFilesystem();
+    }
+    /**
+     * Write out, with any properties changes, but nothing else
+     */
+    public void write(File newFile) throws IOException {
+        POIFSFileSystem fs = POIFSFileSystem.create(newFile);
+        write(fs);
+        fs.writeFilesystem();
+    }
     /**
      * Write out, with any properties changes, but nothing else
      */
     public void write(OutputStream out) throws IOException {
         NPOIFSFileSystem fs = new NPOIFSFileSystem();
-
+        write(fs);
+        fs.writeFilesystem(out);
+    }
+    
+    private void write(NPOIFSFileSystem fs) throws IOException {
         // For tracking what we've written out, so far
-        List<String> excepts = new ArrayList<String>(1);
+        List<String> excepts = new ArrayList<String>(2);
 
         // Write out our HPFS properties, with any changes
         writeProperties(fs, excepts);
@@ -59,7 +82,6 @@ public class HPSFPropertiesOnlyDocument extends POIDocument {
         // Copy over everything else unchanged
         EntryUtils.copyNodes(directory, fs.getRoot(), excepts);
         
-        // Save the resultant POIFSFileSystem to the output stream
-        fs.writeFilesystem(out);
+        // Caller will save the resultant POIFSFileSystem to the stream/file
     }
 }

src/java/org/apache/poi/hssf/usermodel/HSSFWorkbook.java

@@ -1301,7 +1301,7 @@ public final class HSSFWorkbook extends POIDocument implements org.apache.poi.ss
      *   you must use {@link #write(OutputStream)} or {@link #write(File)} to 
      *   write to a brand new document.
      */
-    //@Override // TODO Not yet on POIDocument
+    @Override
     public void write() throws IOException {
         validateInPlaceWritePossible();
         
@@ -1330,7 +1330,7 @@ public final class HSSFWorkbook extends POIDocument implements org.apache.poi.ss
      * @exception IOException if anything can't be written.
      * @see org.apache.poi.poifs.filesystem.POIFSFileSystem
      */
-    //@Override // TODO Not yet on POIDocument
+    @Override
     public void write(File newFile) throws IOException {
         POIFSFileSystem fs = POIFSFileSystem.create(newFile);
         try {

src/scratchpad/src/org/apache/poi/POIReadOnlyDocument.java

@@ -47,17 +47,17 @@ public abstract class POIReadOnlyDocument extends POIDocument {
     /**
      * Note - writing is not yet supported for this file format, sorry.
      */
-//    @Override
-//    public void write() throws IOException {
-//        throw new IllegalStateException("Writing is not yet implemented for this Document Format");
-//    }
+    @Override
+    public void write() throws IOException {
+        throw new IllegalStateException("Writing is not yet implemented for this Document Format");
+    }
     /**
      * Note - writing is not yet supported for this file format, sorry.
      */
-//    @Override
-//    public void write(File file) throws IOException {
-//        throw new IllegalStateException("Writing is not yet implemented for this Document Format");
-//    }
+    @Override
+    public void write(File file) throws IOException {
+        throw new IllegalStateException("Writing is not yet implemented for this Document Format");
+    }
     /**
      * Note - writing is not yet supported for this file format, sorry.
      */

src/scratchpad/src/org/apache/poi/hslf/usermodel/HSLFSlideShowImpl.java

@@ -544,6 +544,15 @@ public final class HSLFSlideShowImpl extends POIDocument implements Closeable {
         }
         currentUser.setCurrentEditOffset(usr.getLastOnDiskOffset());
 	}
+	
+	@Override
+	public void write() throws IOException {
+	    throw new IllegalStateException("Coming soon!");
+	}
+    @Override
+    public void write(File newFile) throws IOException {
+        throw new IllegalStateException("Coming soon!");
+    }
 
     /**
      * Writes out the slideshow file the is represented by an instance
@@ -554,6 +563,7 @@ public final class HSLFSlideShowImpl extends POIDocument implements Closeable {
      * @throws IOException If there is an unexpected IOException from
      *           the passed in OutputStream
      */
+	@Override
     public void write(OutputStream out) throws IOException {
         // Write out, but only the common streams
         write(out,false);

src/scratchpad/src/org/apache/poi/hwpf/HWPFDocument.java

@@ -18,6 +18,7 @@
 package org.apache.poi.hwpf;
 
 import java.io.ByteArrayInputStream;
+import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
@@ -581,6 +582,15 @@ public final class HWPFDocument extends HWPFDocumentCore
         return _fields;
     }
 
+    @Override
+    public void write() throws IOException {
+        throw new IllegalStateException("Coming soon!");
+    }
+    @Override
+    public void write(File newFile) throws IOException {
+        throw new IllegalStateException("Coming soon!");
+    }
+    
   /**
    * Writes out the word file that is represented by an instance of this class.
    * 

src/scratchpad/src/org/apache/poi/hwpf/HWPFOldDocument.java

@@ -16,6 +16,7 @@
 ==================================================================== */
 package org.apache.poi.hwpf;
 
+import java.io.File;
 import java.io.IOException;
 import java.io.OutputStream;
 
@@ -154,6 +155,14 @@ public class HWPFOldDocument extends HWPFDocumentCore {
         return _text;
     }
 
+    @Override
+    public void write() throws IOException {
+        throw new IllegalStateException("Writing is not available for the older file formats");
+    }
+    @Override
+    public void write(File out) throws IOException {
+        throw new IllegalStateException("Writing is not available for the older file formats");
+    }
     @Override
     public void write(OutputStream out) throws IOException {
         throw new IllegalStateException("Writing is not available for the older file formats");