[incubator-iotdb] branch fix_ITs_failure_by_metadata_in_json updated: remove treemap for performance

[hxd]

This is an automated email from the ASF dual-hosted git repository.

hxd pushed a commit to branch fix_ITs_failure_by_metadata_in_json
in repository https://gitbox.apache.org/repos/asf/incubator-iotdb.git


The following commit(s) were added to 
refs/heads/fix_ITs_failure_by_metadata_in_json by this push:
     new 2b5bbee  remove treemap for performance
2b5bbee is described below

commit 2b5bbee27f39caecb9d6ba80aec2988f311da447
Author: xiangdong huang <saint...@gmail.com>
AuthorDate: Thu Jan 24 22:50:06 2019 +0800

    remove treemap for performance
---
 iotdb/src/main/java/org/apache/iotdb/db/metadata/MTree.java | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/iotdb/src/main/java/org/apache/iotdb/db/metadata/MTree.java 
b/iotdb/src/main/java/org/apache/iotdb/db/metadata/MTree.java
index 402025e..84c892c 100644
--- a/iotdb/src/main/java/org/apache/iotdb/db/metadata/MTree.java
+++ b/iotdb/src/main/java/org/apache/iotdb/db/metadata/MTree.java
@@ -24,7 +24,6 @@ import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
-import java.util.TreeMap;
 import org.apache.iotdb.db.exception.PathErrorException;
 import org.apache.iotdb.tsfile.file.metadata.enums.TSDataType;
 import org.apache.iotdb.tsfile.file.metadata.enums.TSEncoding;
@@ -942,7 +941,7 @@ public class MTree implements Serializable {
       builder
           .append(String.format("%s Encoding: %s,\n", getTabs(tab + 1), 
node.getSchema().encoding));
       builder
-          .append(String.format("%s args: %s,\n", getTabs(tab + 1), new 
TreeMap<>(node.getSchema().getArgsMap())));
+          .append(String.format("%s args: %s,\n", getTabs(tab + 1), 
node.getSchema().getArgsMap()));
       builder.append(
           String.format("%s StorageGroup: %s \n", getTabs(tab + 1), 
node.getDataFileName()));
       builder.append(getTabs(tab));