HDFS-9764. DistCp doesn't print value for several arguments including -numListstatusThreads. (Wei-Chiu Chuang via Yongjun Zhang)

hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

@@ -1942,6 +1942,9 @@ Release 2.8.0 - UNRELEASED
     HDFS-8923. Add -source flag to balancer usage message.  (Chris Trezzo
     via szetszwo)
 
+    HDFS-9764. DistCp doesn't print value for several arguments including
+    -numListstatusThreads. (Wei-Chiu Chuang via Yongjun Zhang) 
+
   OPTIMIZATIONS
 
     HDFS-8026. Trace FSOutputSummer#writeChecksumChunks rather than

hadoop-tools/hadoop-distcp/src/main/java/org/apache/hadoop/tools/DistCpOptions.java

@@ -664,14 +664,22 @@ public class DistCpOptions {
         ", syncFolder=" + syncFolder +
         ", deleteMissing=" + deleteMissing +
         ", ignoreFailures=" + ignoreFailures +
+        ", overwrite=" + overwrite +
+        ", skipCRC=" + skipCRC +
+        ", blocking=" + blocking +
+        ", numListstatusThreads=" + numListstatusThreads +
         ", maxMaps=" + maxMaps +
+        ", mapBandwidth=" + mapBandwidth +
         ", sslConfigurationFile='" + sslConfigurationFile + '\'' +
         ", copyStrategy='" + copyStrategy + '\'' +
+        ", preserveStatus=" + preserveStatus +
+        ", preserveRawXattrs=" + preserveRawXattrs +
+        ", atomicWorkPath=" + atomicWorkPath +
+        ", logPath=" + logPath +
         ", sourceFileListing=" + sourceFileListing +
         ", sourcePaths=" + sourcePaths +
         ", targetPath=" + targetPath +
         ", targetPathExists=" + targetPathExists +
-        ", preserveRawXattrs=" + preserveRawXattrs +
         ", filtersFile='" + filtersFile + '\'' +
         '}';
   }

hadoop-tools/hadoop-distcp/src/test/java/org/apache/hadoop/tools/TestOptionsParser.java

@@ -399,11 +399,16 @@ public class TestOptionsParser {
   @Test
   public void testToString() {
     DistCpOptions option = new DistCpOptions(new Path("abc"), new Path("xyz"));
-    String val = "DistCpOptions{atomicCommit=false, syncFolder=false, deleteMissing=false, " +
+    String val = "DistCpOptions{atomicCommit=false, syncFolder=false, "
-        "ignoreFailures=false, maxMaps=20, sslConfigurationFile='null', copyStrategy='uniformsize', " +
+        + "deleteMissing=false, ignoreFailures=false, overwrite=false, "
-        "sourceFileListing=abc, sourcePaths=null, targetPath=xyz, targetPathExists=true, " +
+        + "skipCRC=false, blocking=true, numListstatusThreads=0, maxMaps=20, "
-        "preserveRawXattrs=false, filtersFile='null'}";
+        + "mapBandwidth=100.0, sslConfigurationFile='null', "
-    Assert.assertEquals(val, option.toString());
+        + "copyStrategy='uniformsize', preserveStatus=[], "
+        + "preserveRawXattrs=false, atomicWorkPath=null, logPath=null, "
+        + "sourceFileListing=abc, sourcePaths=null, targetPath=xyz, "
+        + "targetPathExists=true, filtersFile='null'}";
+    String optionString = option.toString();
+    Assert.assertEquals(val, optionString);
     Assert.assertNotSame(DistCpOptionSwitch.ATOMIC_COMMIT.toString(),
         DistCpOptionSwitch.ATOMIC_COMMIT.name());
   }