Added some features required to integrate sshj with Joval's remote jSAF provider.

1) Added boolean Channel.isEOF() method, for checking whether the server has sent EOF.
2) Added SFTP response constants to the Response enumeration
3) Spelling correction for the SYMLINK FileMode enum constant

src/main/java/net/schmizz/sshj/connection/channel/AbstractChannel.java

@@ -52,6 +52,8 @@ public abstract class AbstractChannel
     /** Remote recipient ID */
     private int recipient;
 
+    private boolean eof = false;
+
     private final Queue<Event<ConnectionException>> chanReqResponseEvents = new LinkedList<Event<ConnectionException>>();
 
     /* The lock used by to create the open & close events */
@@ -191,6 +193,11 @@ public abstract class AbstractChannel
         }
     }
 
+    @Override
+    public boolean isEOF() {
+	return eof;
+    }
+
     @Override
     public LoggerFactory getLoggerFactory() {
 	return loggerFactory;
@@ -394,6 +401,7 @@ public abstract class AbstractChannel
     /** Called when EOF has been received. Subclasses can override but must call super. */
     protected void eofInputStreams() {
         in.eof();
+	eof = true;
     }
 
     @Override

src/main/java/net/schmizz/sshj/connection/channel/Channel.java

@@ -135,6 +135,11 @@ public interface Channel
     void join(long timeout, TimeUnit unit)
             throws ConnectionException;
 
+    /**
+     * Returns whether EOF has been received.
+     */
+    boolean isEOF();
+
     /**
      * Get the LoggerFactory associated with the SSH client.
      */

src/main/java/net/schmizz/sshj/sftp/FileMode.java

@@ -36,7 +36,7 @@ public class FileMode {
         /** directory */
         DIRECTORY(0040000),
         /** symbolic link */
-        SYMKLINK(0120000),
+        SYMLINK(0120000),
         /** unknown */
         UNKNOWN(0);
 

src/main/java/net/schmizz/sshj/sftp/Response.java

@@ -30,7 +30,30 @@ public final class Response
         BAD_MESSAGE(5),
         NO_CONNECTION(6),
         CONNECITON_LOST(7),
-        OP_UNSUPPORTED(8);
+        OP_UNSUPPORTED(8),
+        INVALID_HANDLE(9),
+        NO_SUCH_PATH(10),
+        FILE_ALREADY_EXISTS(11),
+        WRITE_PROTECT(12),
+        NO_MEDIA(13),
+        NO_SPACE_ON_FILESYSTEM(14),
+        QUOTA_EXCEEDED(15),
+        UNKNOWN_PRINCIPAL(16),
+        LOCK_CONFLICT(17),
+        DIR_NOT_EMPTY(18),
+        NOT_A_DIRECTORY(19),
+        INVALID_FILENAME(20),
+        LINK_LOOP(21),
+        CANNOT_DELETE(22),
+        INVALID_PARAMETER(23),
+        FILE_IS_A_DIRECTORY(24),
+        BYTE_RANGE_LOCK_CONFLICT(25),
+        BYTE_RANGE_LOCK_REFUSED(26),
+        DELETE_PENDING(27),
+        FILE_CORRUPT(28),
+        OWNER_INVALID(29),
+        GROUP_INVALID(30),
+        NO_MATCHING_BYTE_RANGE_LOCK(31);
 
         private final int code;