Hide guava's ImmutableMap from hive-common APIs.

Author: viirya

common/src/java/org/apache/hadoop/hive/ql/log/PerfLogger.java

@@ -207,11 +207,11 @@ public Long getDuration(String method) {
   }
 
 
-  public ImmutableMap<String, Long> getStartTimes() {
+  public Map<String, Long> getStartTimes() {
     return ImmutableMap.copyOf(startTimes);
   }
 
-  public ImmutableMap<String, Long> getEndTimes() {
+  public Map<String, Long> getEndTimes() {
     return ImmutableMap.copyOf(endTimes);
   }
 

ql/src/java/org/apache/hadoop/hive/ql/QueryDisplay.java

@@ -17,7 +17,6 @@
  */
 package org.apache.hadoop.hive.ql;
 
-import com.google.common.collect.ImmutableMap;
 import org.apache.hadoop.hive.ql.exec.Task;
 import org.apache.hadoop.hive.ql.exec.TaskResult;
 import org.apache.hadoop.hive.ql.plan.api.StageType;
@@ -226,7 +225,7 @@ public synchronized Map<String, Long> getHmsTimings(Phase phase) {
    * @param phase phase of query
    * @param hmsTimings map of HMS Client method-calls and duration in miliseconds, during given phase.
    */
-  public synchronized void setHmsTimings(Phase phase, ImmutableMap<String, Long> hmsTimings) {
+  public synchronized void setHmsTimings(Phase phase, Map<String, Long> hmsTimings) {
     hmsTimingMap.put(phase, hmsTimings);
   }
 
@@ -242,7 +241,7 @@ public synchronized Map<String, Long> getPerfLogStarts(Phase phase) {
    * @param phase phase of query
    * @param perfLogStarts map of PerfLogger call-trace name and start time in miliseconds, during given phase.
    */
-  public synchronized void setPerfLogStarts(Phase phase, ImmutableMap<String, Long> perfLogStarts) {
+  public synchronized void setPerfLogStarts(Phase phase, Map<String, Long> perfLogStarts) {
     perfLogStartMap.put(phase, perfLogStarts);
   }
 
@@ -258,7 +257,7 @@ public synchronized Map<String, Long> getPerfLogEnds(Phase phase) {
    * @param phase phase of query
    * @param perfLogEnds map of PerfLogger call-trace name and end time in miliseconds, during given phase.
    */
-   public synchronized void setPerfLogEnds(Phase phase, ImmutableMap<String, Long> perfLogEnds) {
+   public synchronized void setPerfLogEnds(Phase phase, Map<String, Long> perfLogEnds) {
     perfLogEndMap.put(phase, perfLogEnds);
   }