MAPREDUCE-6790. Update jackson from 1.9.13 to 2.x in hadoop-mapreduce.

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/pom.xml

@@ -85,6 +85,10 @@
       <type>test-jar</type>
       <scope>test</scope>
    </dependency>
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-databind</artifactId>
+    </dependency>
   </dependencies>
 
   <build>

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/jobhistory/JobHistoryEventHandler.java

@@ -76,9 +76,9 @@
 import org.apache.hadoop.yarn.event.EventHandler;
 import org.apache.hadoop.yarn.exceptions.YarnException;
 import org.apache.hadoop.yarn.exceptions.YarnRuntimeException;
-import org.codehaus.jackson.map.ObjectMapper;
-import org.codehaus.jackson.node.JsonNodeFactory;
 
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.JsonNodeFactory;
 import com.google.common.annotations.VisibleForTesting;
 import com.sun.jersey.api.client.ClientHandlerException;
 

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/jobhistory/TestJobHistoryEventHandler.java

@@ -73,8 +73,6 @@
 import org.apache.hadoop.yarn.exceptions.YarnRuntimeException;
 import org.apache.hadoop.yarn.server.MiniYARNCluster;
 import org.apache.hadoop.yarn.server.timeline.TimelineStore;
-import org.codehaus.jackson.JsonNode;
-import org.codehaus.jackson.map.ObjectMapper;
 import org.junit.After;
 import org.junit.AfterClass;
 import org.junit.Assert;
@@ -82,6 +80,9 @@
 import org.junit.Test;
 import org.mockito.Mockito;
 
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
 public class TestJobHistoryEventHandler {
 
 

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/pom.xml

@@ -53,6 +53,10 @@
       <artifactId>jsonassert</artifactId>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-databind</artifactId>
+    </dependency>
   </dependencies>
 
   <build>

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/QueueManager.java

@@ -18,6 +18,9 @@
 
 package org.apache.hadoop.mapred;
 
+import com.fasterxml.jackson.core.JsonFactory;
+import com.fasterxml.jackson.core.JsonGenerationException;
+import com.fasterxml.jackson.core.JsonGenerator;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.classification.InterfaceAudience;
@@ -28,9 +31,6 @@
 import org.apache.hadoop.security.UserGroupInformation;
 import org.apache.hadoop.security.authorize.AccessControlList;
 import org.apache.hadoop.util.StringUtils;
-import org.codehaus.jackson.JsonFactory;
-import org.codehaus.jackson.JsonGenerationException;
-import org.codehaus.jackson.JsonGenerator;
 
 import java.io.BufferedInputStream;
 import java.io.InputStream;
@@ -532,7 +532,7 @@ static void dumpConfiguration(Writer out, String configFile,
     }
     
     JsonFactory dumpFactory = new JsonFactory();
-    JsonGenerator dumpGenerator = dumpFactory.createJsonGenerator(out);
+    JsonGenerator dumpGenerator = dumpFactory.createGenerator(out);
     QueueConfigurationParser parser;
     boolean aclsEnabled = false;
     if (conf != null) {

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/JobSubmitter.java

@@ -32,6 +32,10 @@
 import javax.crypto.KeyGenerator;
 import javax.crypto.SecretKey;
 
+import com.fasterxml.jackson.core.JsonParseException;
+import com.fasterxml.jackson.databind.JsonMappingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.ObjectReader;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.classification.InterfaceAudience;
@@ -60,10 +64,6 @@
 import org.apache.hadoop.security.token.TokenIdentifier;
 import org.apache.hadoop.util.ReflectionUtils;
 import org.apache.hadoop.yarn.api.records.ReservationId;
-import org.codehaus.jackson.JsonParseException;
-import org.codehaus.jackson.map.JsonMappingException;
-import org.codehaus.jackson.map.ObjectMapper;
-import org.codehaus.jackson.map.ObjectReader;
 
 import com.google.common.base.Charsets;
 
@@ -407,7 +407,6 @@ private void readTokensFromFiles(Configuration conf, Credentials credentials)
       LOG.info("loading user's secret keys from " + tokensFileName);
       String localFileName = new Path(tokensFileName).toUri().getPath();
 
-      boolean json_error = false;
       try {
         // read JSON
         Map<String, String> nm = READER.readValue(new File(localFileName));
@@ -416,13 +415,9 @@ private void readTokensFromFiles(Configuration conf, Credentials credentials)
           credentials.addSecretKey(new Text(ent.getKey()), ent.getValue()
               .getBytes(Charsets.UTF_8));
         }
-      } catch (JsonMappingException e) {
+      } catch (JsonMappingException | JsonParseException e) {
-        json_error = true;
-      } catch (JsonParseException e) {
-        json_error = true;
-      }
-      if(json_error)
         LOG.warn("couldn't parse Token Cache JSON file with user secret keys");
+      }
     }
   }
 

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/util/JobHistoryEventUtils.java

@@ -20,14 +20,15 @@
 import java.util.HashSet;
 import java.util.Set;
 
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ArrayNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
 import org.apache.hadoop.mapreduce.Counter;
 import org.apache.hadoop.mapreduce.CounterGroup;
 import org.apache.hadoop.mapreduce.Counters;
 import org.apache.hadoop.yarn.api.records.timelineservice.TimelineMetric;
-import org.codehaus.jackson.JsonNode;
-import org.codehaus.jackson.map.ObjectMapper;
-import org.codehaus.jackson.node.ArrayNode;
-import org.codehaus.jackson.node.ObjectNode;
 
 /**
  * Class containing utility methods to be used by JobHistoryEventHandler.

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapreduce/v2/TestRMNMInfo.java

@@ -24,6 +24,8 @@
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentMap;
 
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.conf.Configuration;
@@ -36,8 +38,6 @@
 import org.apache.hadoop.yarn.server.resourcemanager.RMNMInfo;
 import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNode;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ResourceScheduler;
-import org.codehaus.jackson.JsonNode;
-import org.codehaus.jackson.map.ObjectMapper;
 import org.junit.AfterClass;
 import org.junit.Assert;
 import org.junit.BeforeClass;