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From n...@apache.org
Subject svn commit: r1752225 - in /poi/trunk/src: java/org/apache/poi/extractor/OLE2ExtractorFactory.java scratchpad/src/org/apache/poi/extractor/ scratchpad/src/org/apache/poi/extractor/OLE2ScrachpadExtractorFactory.java
Date Mon, 11 Jul 2016 22:27:02 GMT
Author: nick
Date: Mon Jul 11 22:27:02 2016
New Revision: 1752225

URL: http://svn.apache.org/viewvc?rev=1752225&view=rev
Log:
Pull Scratchpad Extractor logic to own class

Added:
    poi/trunk/src/scratchpad/src/org/apache/poi/extractor/
    poi/trunk/src/scratchpad/src/org/apache/poi/extractor/OLE2ScrachpadExtractorFactory.java
      - copied, changed from r1752214, poi/trunk/src/ooxml/java/org/apache/poi/extractor/ExtractorFactory.java
Modified:
    poi/trunk/src/java/org/apache/poi/extractor/OLE2ExtractorFactory.java

Modified: poi/trunk/src/java/org/apache/poi/extractor/OLE2ExtractorFactory.java
URL: http://svn.apache.org/viewvc/poi/trunk/src/java/org/apache/poi/extractor/OLE2ExtractorFactory.java?rev=1752225&r1=1752224&r2=1752225&view=diff
==============================================================================
--- poi/trunk/src/java/org/apache/poi/extractor/OLE2ExtractorFactory.java (original)
+++ poi/trunk/src/java/org/apache/poi/extractor/OLE2ExtractorFactory.java Mon Jul 11 22:27:02
2016
@@ -27,14 +27,12 @@ import org.apache.poi.POIOLE2TextExtract
 import org.apache.poi.POITextExtractor;
 import org.apache.poi.hssf.extractor.EventBasedExcelExtractor;
 import org.apache.poi.hssf.extractor.ExcelExtractor;
-import org.apache.poi.openxml4j.exceptions.OpenXML4JException;
 import org.apache.poi.poifs.filesystem.DirectoryEntry;
 import org.apache.poi.poifs.filesystem.DirectoryNode;
 import org.apache.poi.poifs.filesystem.Entry;
 import org.apache.poi.poifs.filesystem.NPOIFSFileSystem;
 import org.apache.poi.poifs.filesystem.OPOIFSFileSystem;
 import org.apache.poi.poifs.filesystem.POIFSFileSystem;
-import org.apache.xmlbeans.XmlException;
 
 /**
  * Figures out the correct POIOLE2TextExtractor for your supplied
@@ -104,15 +102,15 @@ public class OLE2ExtractorFactory {
         return threadPreferEventExtractors.get();
     }
 
-    public static POIOLE2TextExtractor createExtractor(POIFSFileSystem fs) throws IOException,
OpenXML4JException, XmlException {
+    public static POIOLE2TextExtractor createExtractor(POIFSFileSystem fs) throws IOException
{
         // Only ever an OLE2 one from the root of the FS
         return (POIOLE2TextExtractor)createExtractor(fs.getRoot());
     }
-    public static POIOLE2TextExtractor createExtractor(NPOIFSFileSystem fs) throws IOException,
OpenXML4JException, XmlException {
+    public static POIOLE2TextExtractor createExtractor(NPOIFSFileSystem fs) throws IOException
{
         // Only ever an OLE2 one from the root of the FS
         return (POIOLE2TextExtractor)createExtractor(fs.getRoot());
     }
-    public static POIOLE2TextExtractor createExtractor(OPOIFSFileSystem fs) throws IOException,
OpenXML4JException, XmlException {
+    public static POIOLE2TextExtractor createExtractor(OPOIFSFileSystem fs) throws IOException
{
         // Only ever an OLE2 one from the root of the FS
         return (POIOLE2TextExtractor)createExtractor(fs.getRoot());
     }
@@ -128,7 +126,7 @@ public class OLE2ExtractorFactory {
      *  {@link org.apache.poi.extractor.ExtractorFactory} for that.
      */
     public static POITextExtractor createExtractor(DirectoryNode poifsDir)
-            throws IOException, OpenXML4JException, XmlException
+            throws IOException
     {
         // Look for certain entries in the stream, to figure it
         // out from
@@ -154,7 +152,7 @@ public class OLE2ExtractorFactory {
      *  {@link POITextExtractor} for each embedded file.
      */
     public static POITextExtractor[] getEmbededDocsTextExtractors(POIOLE2TextExtractor ext)
-            throws IOException, OpenXML4JException, XmlException
+            throws IOException
     {
         // All the embedded directories we spotted
         ArrayList<Entry> dirs = new ArrayList<Entry>();

Copied: poi/trunk/src/scratchpad/src/org/apache/poi/extractor/OLE2ScrachpadExtractorFactory.java
(from r1752214, poi/trunk/src/ooxml/java/org/apache/poi/extractor/ExtractorFactory.java)
URL: http://svn.apache.org/viewvc/poi/trunk/src/scratchpad/src/org/apache/poi/extractor/OLE2ScrachpadExtractorFactory.java?p2=poi/trunk/src/scratchpad/src/org/apache/poi/extractor/OLE2ScrachpadExtractorFactory.java&p1=poi/trunk/src/ooxml/java/org/apache/poi/extractor/ExtractorFactory.java&r1=1752214&r2=1752225&rev=1752225&view=diff
==============================================================================
--- poi/trunk/src/ooxml/java/org/apache/poi/extractor/ExtractorFactory.java (original)
+++ poi/trunk/src/scratchpad/src/org/apache/poi/extractor/OLE2ScrachpadExtractorFactory.java
Mon Jul 11 22:27:02 2016
@@ -16,296 +16,48 @@
 ==================================================================== */
 package org.apache.poi.extractor;
 
-import static org.apache.poi.hssf.model.InternalWorkbook.OLD_WORKBOOK_DIR_ENTRY_NAME;
-import static org.apache.poi.hssf.model.InternalWorkbook.WORKBOOK_DIR_ENTRY_NAMES;
-
 import java.io.ByteArrayInputStream;
-import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
-import java.io.PushbackInputStream;
 import java.util.ArrayList;
 import java.util.Iterator;
 
 import org.apache.poi.POIOLE2TextExtractor;
 import org.apache.poi.POITextExtractor;
-import org.apache.poi.POIXMLTextExtractor;
 import org.apache.poi.hdgf.extractor.VisioTextExtractor;
 import org.apache.poi.hpbf.extractor.PublisherTextExtractor;
 import org.apache.poi.hslf.extractor.PowerPointExtractor;
 import org.apache.poi.hsmf.MAPIMessage;
 import org.apache.poi.hsmf.datatypes.AttachmentChunks;
 import org.apache.poi.hsmf.extractor.OutlookTextExtactor;
-import org.apache.poi.hssf.OldExcelFormatException;
-import org.apache.poi.hssf.extractor.EventBasedExcelExtractor;
-import org.apache.poi.hssf.extractor.ExcelExtractor;
 import org.apache.poi.hwpf.OldWordFileFormatException;
 import org.apache.poi.hwpf.extractor.Word6Extractor;
 import org.apache.poi.hwpf.extractor.WordExtractor;
-import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
 import org.apache.poi.openxml4j.exceptions.OpenXML4JException;
-import org.apache.poi.openxml4j.opc.OPCPackage;
-import org.apache.poi.openxml4j.opc.PackageAccess;
-import org.apache.poi.openxml4j.opc.PackagePart;
-import org.apache.poi.openxml4j.opc.PackageRelationshipCollection;
-import org.apache.poi.openxml4j.opc.PackageRelationshipTypes;
-import org.apache.poi.poifs.filesystem.*;
-import org.apache.poi.util.IOUtils;
-import org.apache.poi.xdgf.extractor.XDGFVisioExtractor;
-import org.apache.poi.xslf.extractor.XSLFPowerPointExtractor;
-import org.apache.poi.xslf.usermodel.XSLFRelation;
-import org.apache.poi.xslf.usermodel.XSLFSlideShow;
-import org.apache.poi.xssf.extractor.XSSFEventBasedExcelExtractor;
-import org.apache.poi.xssf.extractor.XSSFExcelExtractor;
-import org.apache.poi.xssf.usermodel.XSSFRelation;
-import org.apache.poi.xwpf.extractor.XWPFWordExtractor;
-import org.apache.poi.xwpf.usermodel.XWPFRelation;
+import org.apache.poi.poifs.filesystem.DirectoryEntry;
+import org.apache.poi.poifs.filesystem.DirectoryNode;
+import org.apache.poi.poifs.filesystem.Entry;
 import org.apache.xmlbeans.XmlException;
 
 /**
- * Figures out the correct POITextExtractor for your supplied
- *  document, and returns it.
+ * Scratchpad-specific logic for {@link OLE2ExtractorFactory} and
+ *  {@link ExtractorFactory}, which permit the other two to run with
+ *  no Scratchpad jar (though without functionality!)
+ * <p>Note - should not be used standalone, always use via the other
+ *  two classes</p>
  */
 @SuppressWarnings("WeakerAccess")
-public class ExtractorFactory {
-	public static final String CORE_DOCUMENT_REL = PackageRelationshipTypes.CORE_DOCUMENT;
-	protected static final String VISIO_DOCUMENT_REL = PackageRelationshipTypes.VISIO_CORE_DOCUMENT;
-	protected static final String STRICT_DOCUMENT_REL = PackageRelationshipTypes.STRICT_CORE_DOCUMENT;
-
-
-	/** Should this thread prefer event based over usermodel based extractors? */
-	private static final ThreadLocal<Boolean> threadPreferEventExtractors = new ThreadLocal<Boolean>()
{
-		@Override
-		protected Boolean initialValue() { return Boolean.FALSE; }
-	};
-
-	/** Should all threads prefer event based over usermodel based extractors? */
-	private static Boolean allPreferEventExtractors;
-
-   /**
-    * Should this thread prefer event based over usermodel based extractors?
-    * (usermodel extractors tend to be more accurate, but use more memory)
-    * Default is false.
-    */
-	public static boolean getThreadPrefersEventExtractors() {
-	   return threadPreferEventExtractors.get();
-	}
-
-   /**
-    * Should all threads prefer event based over usermodel based extractors?
-    * (usermodel extractors tend to be more accurate, but use more memory)
-    * Default is to use the thread level setting, which defaults to false.
-    */
-	public static Boolean getAllThreadsPreferEventExtractors() {
-	   return allPreferEventExtractors;
-	}
-
-   /**
-    * Should this thread prefer event based over usermodel based extractors?
-    * Will only be used if the All Threads setting is null.
-    */
-   public static void setThreadPrefersEventExtractors(boolean preferEventExtractors) {
-      threadPreferEventExtractors.set(preferEventExtractors);
-   }
-
-   /**
-    * Should all threads prefer event based over usermodel based extractors?
-    * If set, will take preference over the Thread level setting.
-    */
-   public static void setAllThreadsPreferEventExtractors(Boolean preferEventExtractors) {
-      allPreferEventExtractors = preferEventExtractors;
-   }
-
-   /**
-    * Should this thread use event based extractors is available?
-    * Checks the all-threads one first, then thread specific.
-    */
-   protected static boolean getPreferEventExtractor() {
-      if(allPreferEventExtractors != null) {
-         return allPreferEventExtractors;
-      }
-      return threadPreferEventExtractors.get();
-   }
-
-	public static POITextExtractor createExtractor(File f) throws IOException, InvalidFormatException,
OpenXML4JException, XmlException {
-	    NPOIFSFileSystem fs = null;
-        try {
-            fs = new NPOIFSFileSystem(f);
-            POIOLE2TextExtractor extractor = createExtractor(fs);
-            extractor.setFilesystem(fs);
-            return extractor;
-        } catch (OfficeXmlFileException e) {
-            // ensure file-handle release
-			IOUtils.closeQuietly(fs);
-
-            return createExtractor(OPCPackage.open(f.toString(), PackageAccess.READ));
-        } catch (NotOLE2FileException ne) {
-            // ensure file-handle release
-			IOUtils.closeQuietly(fs);
-
-            throw new IllegalArgumentException("Your File was neither an OLE2 file, nor an
OOXML file");
-		} catch (OpenXML4JException e) {
-			// ensure file-handle release
-			IOUtils.closeQuietly(fs);
-
-			throw e;
-		} catch (XmlException e) {
-			// ensure file-handle release
-			IOUtils.closeQuietly(fs);
-
-			throw e;
-		} catch (IOException e) {
-			// ensure file-handle release
-			IOUtils.closeQuietly(fs);
-
-			throw e;
-        } catch (RuntimeException e) {
-			// ensure file-handle release
-			IOUtils.closeQuietly(fs);
-
-			throw e;
-		}
-    }
-
-	public static POITextExtractor createExtractor(InputStream inp) throws IOException, InvalidFormatException,
OpenXML4JException, XmlException {
-		// Figure out the kind of stream
-		// If clearly doesn't do mark/reset, wrap up
-		if(! inp.markSupported()) {
-			inp = new PushbackInputStream(inp, 8);
-		}
-
-		if(NPOIFSFileSystem.hasPOIFSHeader(inp)) {
-			return createExtractor(new NPOIFSFileSystem(inp));
-		}
-		if(DocumentFactoryHelper.hasOOXMLHeader(inp)) {
-			return createExtractor(OPCPackage.open(inp));
-		}
-		throw new IllegalArgumentException("Your InputStream was neither an OLE2 stream, nor an
OOXML stream");
-	}
-
-	/**
-	 * Tries to determine the actual type of file and produces a matching text-extractor for
it.
-	 *
-	 * @param pkg An {@link OPCPackage}.
-	 * @return A {@link POIXMLTextExtractor} for the given file.
-	 * @throws IOException If an error occurs while reading the file 
-	 * @throws OpenXML4JException If an error parsing the OpenXML file format is found. 
-	 * @throws XmlException If an XML parsing error occurs.
-	 * @throws IllegalArgumentException If no matching file type could be found.
-	 */
-	public static POIXMLTextExtractor createExtractor(OPCPackage pkg) throws IOException, OpenXML4JException,
XmlException {
-        try {
-    	   // Check for the normal Office core document
-           PackageRelationshipCollection core =
-                pkg.getRelationshipsByType(CORE_DOCUMENT_REL);
-           
-           // If nothing was found, try some of the other OOXML-based core types
-           if (core.size() == 0) {
-               // Could it be an OOXML-Strict one?
-               core = pkg.getRelationshipsByType(STRICT_DOCUMENT_REL);
-           }
-           if (core.size() == 0) {
-               // Could it be a visio one?
-               core = pkg.getRelationshipsByType(VISIO_DOCUMENT_REL);
-               if (core.size() == 1)
-                   return new XDGFVisioExtractor(pkg);
-           }
-           
-           // Should just be a single core document, complain if not
-           if (core.size() != 1) {
-               throw new IllegalArgumentException("Invalid OOXML Package received - expected
1 core document, found " + core.size());
-           }
-    
-           // Grab the core document part, and try to identify from that
-           PackagePart corePart = pkg.getPart(core.getRelationship(0));
-    
-           // Is it XSSF?
-           for(XSSFRelation rel : XSSFExcelExtractor.SUPPORTED_TYPES) {
-              if(corePart.getContentType().equals(rel.getContentType())) {
-                 if(getPreferEventExtractor()) {
-                    return new XSSFEventBasedExcelExtractor(pkg);
-                 }
-    
-                 return new XSSFExcelExtractor(pkg);
-              }
-           }
-    
-           // Is it XWPF?
-           for(XWPFRelation rel : XWPFWordExtractor.SUPPORTED_TYPES) {
-              if(corePart.getContentType().equals(rel.getContentType())) {
-                 return new XWPFWordExtractor(pkg);
-              }
-           }
-    
-           // Is it XSLF?
-           for(XSLFRelation rel : XSLFPowerPointExtractor.SUPPORTED_TYPES) {
-              if(corePart.getContentType().equals(rel.getContentType())) {
-                 return new XSLFPowerPointExtractor(pkg);
-              }
-           }
-    
-           // special handling for SlideShow-Theme-files, 
-           if(XSLFRelation.THEME_MANAGER.getContentType().equals(corePart.getContentType()))
{
-               return new XSLFPowerPointExtractor(new XSLFSlideShow(pkg));
-           }
-           
-           throw new IllegalArgumentException("No supported documents found in the OOXML
package (found "+corePart.getContentType()+")");
-	    } catch (IOException e) {
-	        // ensure that we close the package again if there is an error opening it, however
-	        // we need to revert the package to not re-write the file via close(), which is
very likely not wanted for a TextExtractor!
-	        pkg.revert();
-	        throw e;
-        } catch (OpenXML4JException e) {
-            // ensure that we close the package again if there is an error opening it, however
-            // we need to revert the package to not re-write the file via close(), which
is very likely not wanted for a TextExtractor!
-            pkg.revert();
-            throw e;
-        } catch (XmlException e) {
-            // ensure that we close the package again if there is an error opening it, however
-            // we need to revert the package to not re-write the file via close(), which
is very likely not wanted for a TextExtractor!
-            pkg.revert();
-            throw e;
-	    } catch (RuntimeException e) {
-           // ensure that we close the package again if there is an error opening it, however
-           // we need to revert the package to not re-write the file via close(), which is
very likely not wanted for a TextExtractor!
-           pkg.revert();
-           
-           throw e;
-	    }
-	}
-
-	public static POIOLE2TextExtractor createExtractor(POIFSFileSystem fs) throws IOException,
OpenXML4JException, XmlException {
-	   // Only ever an OLE2 one from the root of the FS
-		return (POIOLE2TextExtractor)createExtractor(fs.getRoot());
-	}
-    public static POIOLE2TextExtractor createExtractor(NPOIFSFileSystem fs) throws IOException,
OpenXML4JException, XmlException {
-        // Only ever an OLE2 one from the root of the FS
-         return (POIOLE2TextExtractor)createExtractor(fs.getRoot());
-     }
-    public static POIOLE2TextExtractor createExtractor(OPOIFSFileSystem fs) throws IOException,
OpenXML4JException, XmlException {
-        // Only ever an OLE2 one from the root of the FS
-         return (POIOLE2TextExtractor)createExtractor(fs.getRoot());
-     }
-
+public class OLE2ScrachpadExtractorFactory {
+    /**
+     * Look for certain entries in the stream, to figure it
+     * out what format is desired
+     * Note - doesn't check for core-supported formats!
+     * Note - doesn't check for OOXML-supported formats
+     */
     public static POITextExtractor createExtractor(DirectoryNode poifsDir) throws IOException,
             OpenXML4JException, XmlException
     {
-        // Look for certain entries in the stream, to figure it
-        // out from
-        for (String workbookName : WORKBOOK_DIR_ENTRY_NAMES) {
-            if (poifsDir.hasEntry(workbookName)) {
-                if (getPreferEventExtractor()) {
-                    return new EventBasedExcelExtractor(poifsDir);
-                }
-                return new ExcelExtractor(poifsDir);
-            }
-        }
-        if (poifsDir.hasEntry(OLD_WORKBOOK_DIR_ENTRY_NAME)) {
-            throw new OldExcelFormatException("Old Excel Spreadsheet format (1-95) "
-                    + "found. Please call OldExcelExtractor directly for basic text extraction");
-        }
-
         if (poifsDir.hasEntry("WordDocument")) {
             // Old or new style word document?
             try {
@@ -346,12 +98,6 @@ public class ExtractorFactory {
             }
         }
 
-        for (String entryName : poifsDir.getEntryNames()) {
-            if (entryName.equals("Package")) {
-                OPCPackage pkg = OPCPackage.open(poifsDir.createDocumentInputStream("Package"));
-                return createExtractor(pkg);
-            }
-        }
         throw new IllegalArgumentException("No supported documents found in the OLE2 stream");
     }
 
@@ -362,92 +108,42 @@ public class ExtractorFactory {
 	 *  empty array. Otherwise, you'll get one open
 	 *  {@link POITextExtractor} for each embedded file.
 	 */
-	public static POITextExtractor[] getEmbededDocsTextExtractors(POIOLE2TextExtractor ext)
throws IOException, OpenXML4JException, XmlException {
-	   // All the embedded directories we spotted
-		ArrayList<Entry> dirs = new ArrayList<Entry>();
-		// For anything else not directly held in as a POIFS directory
-		ArrayList<InputStream> nonPOIFS = new ArrayList<InputStream>();
-
+	public static void identifyEmbeddedResources(POIOLE2TextExtractor ext, ArrayList<Entry>
dirs, ArrayList<InputStream> nonPOIFS) throws IOException {
       // Find all the embedded directories
 		DirectoryEntry root = ext.getRoot();
 		if(root == null) {
 			throw new IllegalStateException("The extractor didn't know which POIFS it came from!");
 		}
 
-		if(ext instanceof ExcelExtractor) {
-			// These are in MBD... under the root
-			Iterator<Entry> it = root.getEntries();
-			while(it.hasNext()) {
-				Entry entry = it.next();
-				if(entry.getName().startsWith("MBD")) {
-					dirs.add(entry);
-				}
-			}
-		} else if(ext instanceof WordExtractor) {
-			// These are in ObjectPool -> _... under the root
-			try {
-				DirectoryEntry op = (DirectoryEntry)
-				        root.getEntry("ObjectPool");
-				Iterator<Entry> it = op.getEntries();
-				while(it.hasNext()) {
-					Entry entry = it.next();
-					if(entry.getName().startsWith("_")) {
-						dirs.add(entry);
-					}
-				}
-			} catch(FileNotFoundException e) {
-                // ignored here
-            }
-		//} else if(ext instanceof PowerPointExtractor) {
-			// Tricky, not stored directly in poifs
-			// TODO
+		if(ext instanceof WordExtractor) {
+		    // These are in ObjectPool -> _... under the root
+		    try {
+		        DirectoryEntry op = (DirectoryEntry)
+		                root.getEntry("ObjectPool");
+		        Iterator<Entry> it = op.getEntries();
+		        while(it.hasNext()) {
+		            Entry entry = it.next();
+		            if(entry.getName().startsWith("_")) {
+		                dirs.add(entry);
+		            }
+		        }
+		    } catch(FileNotFoundException e) {
+		        // ignored here
+		    }
+		    //} else if(ext instanceof PowerPointExtractor) {
+		    // Tricky, not stored directly in poifs
+		    // TODO
 		} else if(ext instanceof OutlookTextExtactor) {
-		   // Stored in the Attachment blocks
-		   MAPIMessage msg = ((OutlookTextExtactor)ext).getMAPIMessage();
-		   for(AttachmentChunks attachment : msg.getAttachmentFiles()) {
-		      if(attachment.attachData != null) {
-   		         byte[] data = attachment.attachData.getValue();
-   		         nonPOIFS.add( new ByteArrayInputStream(data) );
-		      } else if(attachment.attachmentDirectory != null) {
-		          dirs.add(attachment.attachmentDirectory.getDirectory());
-		      }
-		   }
-		}
-
-		// Create the extractors
-		if(dirs.size() == 0 && nonPOIFS.size() == 0){
-			return new POITextExtractor[0];
+		    // Stored in the Attachment blocks
+		    MAPIMessage msg = ((OutlookTextExtactor)ext).getMAPIMessage();
+		    for(AttachmentChunks attachment : msg.getAttachmentFiles()) {
+		        if(attachment.attachData != null) {
+		            byte[] data = attachment.attachData.getValue();
+		            nonPOIFS.add( new ByteArrayInputStream(data) );
+		        } else if(attachment.attachmentDirectory != null) {
+		            dirs.add(attachment.attachmentDirectory.getDirectory());
+		        }
+		    }
 		}
-
-		ArrayList<POITextExtractor> e = new ArrayList<POITextExtractor>();
-        for (Entry dir : dirs) {
-            e.add(createExtractor(
-                    (DirectoryNode) dir
-            ));
-        }
-        for (InputStream nonPOIF : nonPOIFS) {
-            try {
-                e.add(createExtractor(nonPOIF));
-            } catch (IllegalArgumentException ie) {
-                // Ignore, just means it didn't contain
-                //  a format we support as yet
-            } catch (XmlException xe) {
-                throw new IOException(xe.getMessage());
-            } catch (OpenXML4JException oe) {
-                throw new IOException(oe.getMessage());
-            }
-        }
-		return e.toArray(new POITextExtractor[e.size()]);
-	}
-
-	/**
-	 * Returns an array of text extractors, one for each of
-	 *  the embedded documents in the file (if there are any).
-	 * If there are no embedded documents, you'll get back an
-	 *  empty array. Otherwise, you'll get one open
-	 *  {@link POITextExtractor} for each embedded file.
-	 */
-	public static POITextExtractor[] getEmbededDocsTextExtractors(@SuppressWarnings("UnusedParameters")
POIXMLTextExtractor ext) {
-		throw new IllegalStateException("Not yet supported");
 	}
 }



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