Revert "Add getPackFile to ReceivePack to make PostReceiveHook more

usable"

This reverts commit 2670fd427c.

By returning an instance of File from the ReceivePack.getPackFile the
abstraction of the persistence implementation was broken.

Change-Id: I28e3ebf3a659a7cbc94be51bba9e1ad338f2b786
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>

org.eclipse.jgit/.settings/.api_filters

@@ -8,14 +8,6 @@
             </message_arguments>
         </filter>
     </resource>
-    <resource path="src/org/eclipse/jgit/transport/BaseReceivePack.java" type="org.eclipse.jgit.transport.BaseReceivePack">
-        <filter comment="Method is only used by those subclassing BaseReceivePack, minor version are allowed to break implementer API according to OSGi semantic versioning (http://www.osgi.org/wiki/uploads/Links/SemanticVersioning.pdf)" id="338792546">
-            <message_arguments>
-                <message_argument value="org.eclipse.jgit.transport.BaseReceivePack"/>
-                <message_argument value="unlockPack()"/>
-            </message_arguments>
-        </filter>
-    </resource>
     <resource path="src/org/eclipse/jgit/transport/TransportHttp.java" type="org.eclipse.jgit.transport.TransportHttp">
         <filter comment="Method is only used by implementers of TransportHttp's API, minor version are allowed to break implementer API according to OSGi semantic versioning (http://www.osgi.org/wiki/uploads/Links/SemanticVersioning.pdf)" id="338792546">
             <message_arguments>

org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/PackLock.java

@@ -54,7 +54,6 @@ import org.eclipse.jgit.util.FileUtils;
 public class PackLock {
 	private final File keepFile;
 	private final FS fs;
-	private final File packFile;
 
 	/**
 	 * Create a new lock for a pack file.
@@ -69,7 +68,6 @@ public class PackLock {
 		final String n = packFile.getName();
 		keepFile = new File(p, n.substring(0, n.length() - 5) + ".keep"); //$NON-NLS-1$
 		this.fs = fs;
-		this.packFile = packFile;
 	}
 
 	/**
@@ -102,11 +100,4 @@ public class PackLock {
 	public void unlock() throws IOException {
 		FileUtils.delete(keepFile);
 	}
-
-	/**
-	 * @return the pack file being held by this lock
-	 */
-	public File getPackFile() {
-		return packFile;
-	}
 }

org.eclipse.jgit/src/org/eclipse/jgit/transport/BaseReceivePack.java

@@ -51,7 +51,6 @@ import static org.eclipse.jgit.transport.SideBandOutputStream.CH_DATA;
 import static org.eclipse.jgit.transport.SideBandOutputStream.CH_PROGRESS;
 import static org.eclipse.jgit.transport.SideBandOutputStream.MAX_BUF;
 
-import java.io.File;
 import java.io.EOFException;
 import java.io.IOException;
 import java.io.InputStream;
@@ -805,20 +804,14 @@ public abstract class BaseReceivePack {
 	/**
 	 * Unlock the pack written by this object.
 	 *
-	 * @return the pack file that was unlocked, {@code null} if there was no
-	 *         lock
 	 * @throws IOException
 	 *             the pack could not be unlocked.
-	 * @since 3.3
 	 */
-	protected File unlockPack() throws IOException {
+	protected void unlockPack() throws IOException {
 		if (packLock != null) {
-			File packFile = packLock.getPackFile();
 			packLock.unlock();
 			packLock = null;
-			return packFile;
 		}
-		return null;
 	}
 
 	/**

org.eclipse.jgit/src/org/eclipse/jgit/transport/ReceivePack.java

@@ -45,7 +45,6 @@ package org.eclipse.jgit.transport;
 
 import static org.eclipse.jgit.transport.GitProtocolConstants.CAPABILITY_REPORT_STATUS;
 
-import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
@@ -71,9 +70,6 @@ public class ReceivePack extends BaseReceivePack {
 
 	private boolean echoCommandFailures;
 
-	/** The pack file that was created by this receive pack */
-	private File packFile;
-
 	/**
 	 * Create a new pack receive for an open repository.
 	 *
@@ -171,15 +167,6 @@ public class ReceivePack extends BaseReceivePack {
 		}
 	}
 
-	/**
-	 * @return the pack file that was created by the
-	 *         {@link #receive(InputStream, OutputStream, OutputStream)} method
-	 * @since 3.3
-	 */
-	public File getPackFile() {
-		return packFile;
-	}
-
 	@Override
 	protected void enableCapabilities() {
 		reportStatus = isCapabilityEnabled(CAPABILITY_REPORT_STATUS);
@@ -216,7 +203,7 @@ public class ReceivePack extends BaseReceivePack {
 				preReceive.onPreReceive(this, filterCommands(Result.NOT_ATTEMPTED));
 				executeCommands();
 			}
-			packFile = unlockPack();
+			unlockPack();
 
 			if (reportStatus) {
 				if (echoCommandFailures && msgOut != null) {