[HADOOP-17103] Replace Guava Supplier with Java8+ Supplier in MAPREDUCE

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Implemented
• Assignee: Ahmed Hussein
• Reporter: Ahmed Hussein
• Created: 30/Jun/20 15:39
• Updated: 17/Jul/20 16:24
• Resolved: 17/Jul/20 16:24

Description

Replacing Usage of Guava supplier are in Unit tests GenereicTestUtils.waitFor() in hadoop-mapreduce-project subdirectory.

Targets
hadoop-mapreduce-project with mask '*.java'
Found Occurrences  (8 usages found)
    org.apache.hadoop.mapred  (2 usages found)
        TestTaskAttemptListenerImpl.java  (1 usage found)
            20 import com.google.common.base.Supplier;
        UtilsForTests.java  (1 usage found)
            64 import com.google.common.base.Supplier;
    org.apache.hadoop.mapreduce.v2.app  (4 usages found)
        TestFetchFailure.java  (1 usage found)
            29 import com.google.common.base.Supplier;
        TestMRApp.java  (1 usage found)
            31 import com.google.common.base.Supplier;
        TestRecovery.java  (1 usage found)
            31 import com.google.common.base.Supplier;
        TestTaskHeartbeatHandler.java  (1 usage found)
            28 import com.google.common.base.Supplier;
    org.apache.hadoop.mapreduce.v2.app.rm  (1 usage found)
        TestRMContainerAllocator.java  (1 usage found)
            156 import com.google.common.base.Supplier;
    org.apache.hadoop.mapreduce.v2.hs  (1 usage found)
        TestJHSDelegationTokenSecretManager.java  (1 usage found)
            30 import com.google.common.base.Supplier;

Issue Links

• requires: HADOOP-17100 Replace Guava Supplier with Java8+ Supplier in Hadoop