@@ -89,9 +89,7 @@ public void setAbfsOutputStream(final AbfsOutputStream abfsOutputStream) {
8989 * @param data the data to buffer
9090 * @param off the start offset in the data
9191 * @param length the number of bytes to buffer
92- *
9392 * @return the number of bytes buffered
94- *
9593 * @throws IOException if an I/O error occurs
9694 */
9795 protected abstract int bufferData (AbfsBlock block ,
@@ -104,9 +102,7 @@ protected abstract int bufferData(AbfsBlock block,
104102 * @param uploadData the data to upload
105103 * @param reqParams the request parameters for the append operation
106104 * @param tracingContext the tracing context
107- *
108105 * @return the result of the REST operation
109- *
110106 * @throws IOException if an I/O error occurs
111107 */
112108 protected abstract AbfsRestOperation remoteWrite (AbfsBlock blockToUpload ,
@@ -122,9 +118,7 @@ protected abstract AbfsRestOperation remoteWrite(AbfsBlock blockToUpload,
122118 * @param isClose whether this is a close operation
123119 * @param leaseId the lease ID
124120 * @param tracingContext the tracing context
125- *
126121 * @return the result of the REST operation
127- *
128122 * @throws IOException if an I/O error occurs
129123 */
130124 protected abstract AbfsRestOperation remoteFlush (long offset ,
@@ -149,14 +143,12 @@ protected abstract void writeAppendBlobCurrentBufferToService()
149143 * the data to be uploaded, the block of data, and additional parameters required for
150144 * the append operation.</p>
151145 *
152- * @param path The path of the append blob to which data is to be appended.
153- * @param uploadData The data to be uploaded as part of the append operation.
154- * @param block The block of data to append.
155- * @param reqParams The additional parameters required for the append operation.
146+ * @param path The path of the append blob to which data is to be appended.
147+ * @param uploadData The data to be uploaded as part of the append operation.
148+ * @param block The block of data to append.
149+ * @param reqParams The additional parameters required for the append operation.
156150 * @param tracingContext The tracing context for the operation.
157- *
158151 * @return An {@link AbfsRestOperation} object representing the remote write operation.
159- *
160152 * @throws IOException If an I/O error occurs during the append operation.
161153 */
162154 protected abstract AbfsRestOperation remoteAppendBlobWrite (String path ,
@@ -169,7 +161,6 @@ protected abstract AbfsRestOperation remoteAppendBlobWrite(String path,
169161 * Determines if the ingress handler should be switched based on the given exception.
170162 *
171163 * @param ex the exception that occurred
172- *
173164 * @return true if the ingress handler should be switched, false otherwise
174165 */
175166 protected boolean shouldIngressHandlerBeSwitched (AbfsRestOperationException ex ) {
@@ -179,10 +170,8 @@ protected boolean shouldIngressHandlerBeSwitched(AbfsRestOperationException ex)
179170 String errorCode = ex .getErrorCode ().getErrorCode ();
180171 if (errorCode != null ) {
181172 return ex .getStatusCode () == HTTP_CONFLICT
182- && (Objects .equals (errorCode ,
183- AzureServiceErrorCode .BLOB_OPERATION_NOT_SUPPORTED .getErrorCode ())
184- || Objects .equals (errorCode ,
185- AzureServiceErrorCode .INVALID_APPEND_OPERATION .getErrorCode ()));
173+ && (Objects .equals (errorCode , AzureServiceErrorCode .BLOB_OPERATION_NOT_SUPPORTED .getErrorCode ())
174+ || Objects .equals (errorCode , AzureServiceErrorCode .INVALID_APPEND_OPERATION .getErrorCode ()));
186175 }
187176 return false ;
188177 }
@@ -191,7 +180,6 @@ protected boolean shouldIngressHandlerBeSwitched(AbfsRestOperationException ex)
191180 * Constructs an InvalidIngressServiceException that includes the current handler class name in the exception message.
192181 *
193182 * @param e the original AbfsRestOperationException that triggered this exception.
194- *
195183 * @return an InvalidIngressServiceException with the status code, error code, original message, and handler class name.
196184 */
197185 protected InvalidIngressServiceException getIngressHandlerSwitchException (
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