[GitHub] [incubator-iotdb] HTHou commented on a change in pull request #1345: [IOTDB-759] Refactor MNode by removing InternalMNode

[GitBox <gi...@apache.org>]

HTHou commented on a change in pull request #1345:
URL: https://github.com/apache/incubator-iotdb/pull/1345#discussion_r438663235



##########
File path: tsfile/src/main/java/org/apache/iotdb/tsfile/utils/ReadWriteIOUtils.java
##########
@@ -105,15 +105,15 @@ public static byte readByte(ByteBuffer buffer) {
   /**
    * write if the object not equals null. Eg, object eauals null, then write false.
    */
-  public static int writeIsNotNull(Object object, OutputStream outputStream) throws IOException {
-    return write(object != null, outputStream);
+  public static int writeIsNull(Object object, OutputStream outputStream) throws IOException {
+    return write(object == null, outputStream);
   }
 
   /**
    * write if the object not equals null. Eg, object eauals null, then write false.
    */

Review comment:
       ```suggestion
     /**
      * write if the object equals null. Eg, object equals null, then write true.
      */
   ```

##########
File path: tsfile/src/main/java/org/apache/iotdb/tsfile/utils/ReadWriteIOUtils.java
##########
@@ -105,15 +105,15 @@ public static byte readByte(ByteBuffer buffer) {
   /**
    * write if the object not equals null. Eg, object eauals null, then write false.
    */

Review comment:
       ```suggestion
     /**
      * write if the object equals null. Eg, object equals null, then write true.
      */
   ```




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