[incubator-iotdb] branch instrumentation_for_hashmap updated: skip few usage of hashmaps

[ji...@apache.org]

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


The following commit(s) were added to refs/heads/instrumentation_for_hashmap by this push:
     new f08451e  skip few usage of hashmaps
f08451e is described below

commit f08451ee67468baeaea07c70348a7598a5e4665e
Author: 江天 <jt...@163.com>
AuthorDate: Mon Apr 15 21:59:38 2019 +0800

    skip few usage of hashmaps
---
 .../main/java/org/apache/iotdb/tsfile/expr/HashMapInstrumentor.java    | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tsfile/src/main/java/org/apache/iotdb/tsfile/expr/HashMapInstrumentor.java b/tsfile/src/main/java/org/apache/iotdb/tsfile/expr/HashMapInstrumentor.java
index 947877c..abc0fd7 100644
--- a/tsfile/src/main/java/org/apache/iotdb/tsfile/expr/HashMapInstrumentor.java
+++ b/tsfile/src/main/java/org/apache/iotdb/tsfile/expr/HashMapInstrumentor.java
@@ -25,6 +25,9 @@ public class HashMapInstrumentor {
     long tot = 0;
     for (Entry<Class, AtomicLong> entry : newCounter.entrySet()) {
       long count = entry.getValue().get();
+      if (count < 100) {
+        continue;
+      }
       stringBuilder.append(entry.getKey().getSimpleName()).append(":").append(count).append("\n");
       tot += count;
     }