Remove redundant abstract keyword from interface

src/main/java/com/exxeleron/qjava/QConnection.java

@@ -1,12 +1,12 @@
 /**
  *  Copyright (c) 2011-2014 Exxeleron GmbH
- * 
+ *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
  *  You may obtain a copy of the License at
- * 
+ *
  *    http://www.apache.org/licenses/LICENSE-2.0
- * 
+ *
  *  Unless required by applicable law or agreed to in writing, software
  *  distributed under the License is distributed on an "AS IS" BASIS,
  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -20,14 +20,14 @@
 
 /**
  * Interface for the q connector.
- * 
+ *
  * @author dev123
  */
 public interface QConnection {
 
     /**
      * Defines IPC message types.
-     * 
+     *
      * @author dev123
      */
     public static enum MessageType {
@@ -37,14 +37,14 @@ public static enum MessageType {
 
         /**
          * Factory method for creating enum based on IPC message byte.
-         * 
+         *
          * @param i
          *            byte indicating message type
          * @return {@link MessageType} matching the byte
-         * 
+         *
          * @throws IllegalArgumentException
          */
-        public static MessageType getMessageType( byte i ) {
+        public static MessageType getMessageType( final byte i ) {
             switch ( i ) {
             case 0:
                 return ASYNC;
@@ -60,41 +60,41 @@ public static MessageType getMessageType( byte i ) {
 
     /**
      * Initializes connection with the remote q service.
-     * 
+     *
      * @throws IOException
      * @throws UnknownHostException
      * @throws QException
      */
-    public abstract void open() throws IOException, QException;
+    public void open() throws IOException, QException;
 
     /**
      * Closes connection with the remote q service.
-     * 
+     *
      * @throws IOException
      */
-    public abstract void close() throws IOException;
+    public void close() throws IOException;
 
     /**
      * Reinitializes connection with the remote q service.
-     * 
+     *
      * @throws IOException
      * @throws UnknownHostException
      * @throws QException
      */
-    public abstract void reset() throws IOException, QException;
+    public void reset() throws IOException, QException;
 
     /**
      * Check whether connection with the remote q host has been established. Note that this function doesn't check
      * whether the connection is still active. One has to use a heartbeat mechanism in order to check whether the
      * connection is still active.
-     * 
+     *
      * @return <code>true</code> if connection with remote host is established, <code>false</code> otherwise
      */
-    public abstract boolean isConnected();
+    public boolean isConnected();
 
     /**
      * Executes a synchronous query against the remote q service.
-     * 
+     *
      * @param query
      *            Query to be executed
      * @param parameters
@@ -103,23 +103,23 @@ public static MessageType getMessageType( byte i ) {
      * @throws QException
      * @throws IOException
      */
-    public abstract Object sync( String query, Object... parameters ) throws QException, IOException;
+    public Object sync( String query, Object... parameters ) throws QException, IOException;
 
     /**
      * Executes an asynchronous query against the remote q service.
-     * 
+     *
      * @param query
      *            Query to be executed
      * @param parameters
      *            Additional parameters
      * @throws QException
      * @throws IOException
      */
-    public abstract void async( String query, Object... parameters ) throws QException, IOException;
+    public void async( String query, Object... parameters ) throws QException, IOException;
 
     /**
      * Reads next message from the remote q service.
-     * 
+     *
      * @param dataOnly
      *            if <code>true</code> returns only data part of the message, if <code>false</code> retuns data and
      *            message meta-information encapsulated in QMessage
@@ -129,21 +129,21 @@ public static MessageType getMessageType( byte i ) {
      * @throws IOException
      * @throws QException
      */
-    public abstract Object receive( boolean dataOnly, boolean raw ) throws IOException, QException;
+    public Object receive( boolean dataOnly, boolean raw ) throws IOException, QException;
 
     /**
      * Reads next message from the remote q service.
-     * 
+     *
      * @return deserialized response from the remote q service
      * @throws IOException
      * @throws QException
      */
-    public abstract Object receive() throws IOException, QException;
+    public Object receive() throws IOException, QException;
 
     /**
      * Executes a query against the remote q service. Result of the query has to be retrieved by calling a receive
      * method.
-     * 
+     *
      * @param msgType
      *            Indicates whether message should be synchronous or asynchronous
      * @param query
@@ -154,48 +154,48 @@ public static MessageType getMessageType( byte i ) {
      * @throws QException
      * @throws IOException
      */
-    public abstract int query( final MessageType msgType, final String query, final Object... parameters ) throws QException, IOException;
+    public int query( final MessageType msgType, final String query, final Object... parameters ) throws QException, IOException;
 
     /**
      * Returns the host of a remote q service.
-     * 
+     *
      * @return host of remote a q service
      */
-    public abstract String getHost();
+    public String getHost();
 
     /**
      * Returns the port of a remote q service.
-     * 
+     *
      * @return post of remote a q service
      */
-    public abstract int getPort();
+    public int getPort();
 
     /**
      * Returns username for remote authorization.
-     * 
+     *
      * @return username for remote authorization
      */
-    public abstract String getUsername();
+    public String getUsername();
 
     /**
      * Returns password for remote authorization.
-     * 
+     *
      * @return password for remote authorization
      */
-    public abstract String getPassword();
+    public String getPassword();
 
     /**
      * Returns encoding used for serialization/deserialization of string objects.
-     * 
+     *
      * @return encoding used for serialization/deserialization of string objects
      */
-    public abstract String getEncoding();
+    public String getEncoding();
 
     /**
      * Retrives version of the IPC protocol for an established connection.
-     * 
+     *
      * @return protocol version
      */
-    public abstract int getProtocolVersion();
+    public int getProtocolVersion();
 
 }