diff --git a/asterixdb/asterix-hivecompat/src/main/java/org/apache/asterix/hivecompat/io/SchemaAwareCompressionInputStream.java b/asterixdb/asterix-hivecompat/src/main/java/org/apache/asterix/hivecompat/io/SchemaAwareCompressionInputStream.java
index 7deb111..fdaa581 100644
--- a/asterixdb/asterix-hivecompat/src/main/java/org/apache/asterix/hivecompat/io/SchemaAwareCompressionInputStream.java
+++ b/asterixdb/asterix-hivecompat/src/main/java/org/apache/asterix/hivecompat/io/SchemaAwareCompressionInputStream.java
@@ -20,7 +20,7 @@
 
 import java.io.InputStream;
 
-import org.apache.hadoop.io.compress.*;
+import org.apache.hadoop.io.compress.CompressionInputStream;
 
 /**
  *
diff --git a/asterixdb/asterix-hivecompat/src/main/java/org/apache/asterix/hivecompat/io/SchemaAwareCompressionOutputStream.java b/asterixdb/asterix-hivecompat/src/main/java/org/apache/asterix/hivecompat/io/SchemaAwareCompressionOutputStream.java
index 68f95a3..9bda8df 100644
--- a/asterixdb/asterix-hivecompat/src/main/java/org/apache/asterix/hivecompat/io/SchemaAwareCompressionOutputStream.java
+++ b/asterixdb/asterix-hivecompat/src/main/java/org/apache/asterix/hivecompat/io/SchemaAwareCompressionOutputStream.java
@@ -20,7 +20,7 @@
 
 import java.io.OutputStream;
 
-import org.apache.hadoop.io.compress.*;
+import org.apache.hadoop.io.compress.CompressionOutputStream;
 
 /**
  *
diff --git a/asterixdb/asterix-maven-plugins/lexer-generator-maven-plugin/src/main/java/org/apache/asterix/lexergenerator/NodeChainFactory.java b/asterixdb/asterix-maven-plugins/lexer-generator-maven-plugin/src/main/java/org/apache/asterix/lexergenerator/NodeChainFactory.java
index f633f5c..0d6f893 100644
--- a/asterixdb/asterix-maven-plugins/lexer-generator-maven-plugin/src/main/java/org/apache/asterix/lexergenerator/NodeChainFactory.java
+++ b/asterixdb/asterix-maven-plugins/lexer-generator-maven-plugin/src/main/java/org/apache/asterix/lexergenerator/NodeChainFactory.java
@@ -20,7 +20,17 @@
 
 import java.util.HashMap;
 
-import org.apache.asterix.lexergenerator.rulegenerators.*;
+import org.apache.asterix.lexergenerator.rulegenerators.RuleGenerator;
+import org.apache.asterix.lexergenerator.rulegenerators.RuleGeneratorAnythingUntil;
+import org.apache.asterix.lexergenerator.rulegenerators.RuleGeneratorCaseInsensitiveChar;
+import org.apache.asterix.lexergenerator.rulegenerators.RuleGeneratorChar;
+import org.apache.asterix.lexergenerator.rulegenerators.RuleGeneratorCharOrNothing;
+import org.apache.asterix.lexergenerator.rulegenerators.RuleGeneratorDigitSequence;
+import org.apache.asterix.lexergenerator.rulegenerators.RuleGeneratorNothing;
+import org.apache.asterix.lexergenerator.rulegenerators.RuleGeneratorSign;
+import org.apache.asterix.lexergenerator.rulegenerators.RuleGeneratorSignOrNothing;
+import org.apache.asterix.lexergenerator.rulegenerators.RuleGeneratorString;
+import org.apache.asterix.lexergenerator.rulegenerators.RuleGeneratorToken;
 
 public class NodeChainFactory {
     static private HashMap<String, RuleGenerator> ruleGenerators = new HashMap<String, RuleGenerator>();
diff --git a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/serializable/std/AbstractSerializableSingleVariableStatisticsAggregateFunction.java b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/serializable/std/AbstractSerializableSingleVariableStatisticsAggregateFunction.java
index 6c25863..784b520 100644
--- a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/serializable/std/AbstractSerializableSingleVariableStatisticsAggregateFunction.java
+++ b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/serializable/std/AbstractSerializableSingleVariableStatisticsAggregateFunction.java
@@ -23,10 +23,24 @@
 import java.io.IOException;
 
 import org.apache.asterix.common.config.GlobalConfig;
-import org.apache.asterix.dataflow.data.nontagged.serde.*;
+import org.apache.asterix.dataflow.data.nontagged.serde.ADoubleSerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AFloatSerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt16SerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt32SerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt64SerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt8SerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.ARecordSerializerDeserializer;
 import org.apache.asterix.formats.nontagged.SerializerDeserializerProvider;
-import org.apache.asterix.om.base.*;
-import org.apache.asterix.om.types.*;
+import org.apache.asterix.om.base.ADouble;
+import org.apache.asterix.om.base.AInt64;
+import org.apache.asterix.om.base.AMutableDouble;
+import org.apache.asterix.om.base.AMutableInt64;
+import org.apache.asterix.om.base.ANull;
+import org.apache.asterix.om.types.ARecordType;
+import org.apache.asterix.om.types.ATypeTag;
+import org.apache.asterix.om.types.BuiltinType;
+import org.apache.asterix.om.types.EnumDeserializer;
+import org.apache.asterix.om.types.IAType;
 import org.apache.asterix.om.types.hierachy.ATypeHierarchy;
 import org.apache.asterix.runtime.aggregates.utils.SingleVarFunctionsUtil;
 import org.apache.asterix.runtime.evaluators.common.AccessibleByteArrayEval;
diff --git a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/serializable/std/AbstractSerializableSumAggregateFunction.java b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/serializable/std/AbstractSerializableSumAggregateFunction.java
index 71c3c0e..3baafcb 100644
--- a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/serializable/std/AbstractSerializableSumAggregateFunction.java
+++ b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/serializable/std/AbstractSerializableSumAggregateFunction.java
@@ -22,7 +22,12 @@
 import java.io.IOException;
 
 import org.apache.asterix.common.config.GlobalConfig;
-import org.apache.asterix.dataflow.data.nontagged.serde.*;
+import org.apache.asterix.dataflow.data.nontagged.serde.ADoubleSerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AFloatSerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt16SerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt32SerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt64SerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt8SerializerDeserializer;
 import org.apache.asterix.formats.nontagged.SerializerDeserializerProvider;
 import org.apache.asterix.om.base.AMutableDouble;
 import org.apache.asterix.om.base.AMutableInt64;
diff --git a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/std/AbstractSingleVarStatisticsAggregateFunction.java b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/std/AbstractSingleVarStatisticsAggregateFunction.java
index e1f5b0f..8429e31 100644
--- a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/std/AbstractSingleVarStatisticsAggregateFunction.java
+++ b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/std/AbstractSingleVarStatisticsAggregateFunction.java
@@ -23,10 +23,24 @@
 import java.io.IOException;
 
 import org.apache.asterix.common.config.GlobalConfig;
-import org.apache.asterix.dataflow.data.nontagged.serde.*;
+import org.apache.asterix.dataflow.data.nontagged.serde.ADoubleSerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AFloatSerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt16SerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt32SerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt64SerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt8SerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.ARecordSerializerDeserializer;
 import org.apache.asterix.formats.nontagged.SerializerDeserializerProvider;
-import org.apache.asterix.om.base.*;
-import org.apache.asterix.om.types.*;
+import org.apache.asterix.om.base.ADouble;
+import org.apache.asterix.om.base.AInt64;
+import org.apache.asterix.om.base.AMutableDouble;
+import org.apache.asterix.om.base.AMutableInt64;
+import org.apache.asterix.om.base.ANull;
+import org.apache.asterix.om.types.ARecordType;
+import org.apache.asterix.om.types.ATypeTag;
+import org.apache.asterix.om.types.BuiltinType;
+import org.apache.asterix.om.types.EnumDeserializer;
+import org.apache.asterix.om.types.IAType;
 import org.apache.asterix.om.types.hierachy.ATypeHierarchy;
 import org.apache.asterix.runtime.aggregates.utils.SingleVarFunctionsUtil;
 import org.apache.asterix.runtime.evaluators.common.AccessibleByteArrayEval;
diff --git a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/std/AbstractSumAggregateFunction.java b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/std/AbstractSumAggregateFunction.java
index af1a939..eb6786e 100644
--- a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/std/AbstractSumAggregateFunction.java
+++ b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/aggregates/std/AbstractSumAggregateFunction.java
@@ -21,7 +21,12 @@
 import java.io.IOException;
 
 import org.apache.asterix.common.config.GlobalConfig;
-import org.apache.asterix.dataflow.data.nontagged.serde.*;
+import org.apache.asterix.dataflow.data.nontagged.serde.ADoubleSerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AFloatSerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt16SerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt32SerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt64SerializerDeserializer;
+import org.apache.asterix.dataflow.data.nontagged.serde.AInt8SerializerDeserializer;
 import org.apache.asterix.formats.nontagged.SerializerDeserializerProvider;
 import org.apache.asterix.om.base.AMutableDouble;
 import org.apache.asterix.om.base.AMutableInt64;
diff --git a/asterixdb/pom.xml b/asterixdb/pom.xml
index 869d1ba..0e6e80d 100644
--- a/asterixdb/pom.xml
+++ b/asterixdb/pom.xml
@@ -228,11 +228,11 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-checkstyle-plugin</artifactId>
-        <version>2.17</version>
+        <version>3.0.0</version>
         <executions>
           <execution>
             <id>verify-style</id>
-            <phase>process-classes</phase>
+            <phase>process-sources</phase>
             <goals>
               <goal>check</goal>
             </goals>
@@ -245,6 +245,11 @@
               <!-- Checks for whitespace                               -->
               <!-- See http://checkstyle.sf.net/config_whitespace.html -->
               <module name="FileTabCharacter" />
+              <module name="TreeWalker">
+                <module name="AvoidStarImport">
+                  <property name="allowStaticMemberImports" value="true"/>
+                </module>
+              </module>
             </module>
           </checkstyleRules>
           <includes>**/*.java,**/*.jj</includes>
diff --git a/hyracks-fullstack/hyracks/hyracks-client/src/main/java/org/apache/hyracks/client/stats/impl/ClientCounterContext.java b/hyracks-fullstack/hyracks/hyracks-client/src/main/java/org/apache/hyracks/client/stats/impl/ClientCounterContext.java
index 6ee3b86..0d3affc 100644
--- a/hyracks-fullstack/hyracks/hyracks-client/src/main/java/org/apache/hyracks/client/stats/impl/ClientCounterContext.java
+++ b/hyracks-fullstack/hyracks/hyracks-client/src/main/java/org/apache/hyracks/client/stats/impl/ClientCounterContext.java
@@ -23,7 +23,12 @@
 import java.io.InputStreamReader;
 import java.net.HttpURLConnection;
 import java.net.URL;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
 
 import org.apache.hyracks.api.job.profiling.counters.ICounter;
 import org.apache.hyracks.client.stats.AggregateCounter;
diff --git a/hyracks-fullstack/pom.xml b/hyracks-fullstack/pom.xml
index 94f5749..565d29b 100644
--- a/hyracks-fullstack/pom.xml
+++ b/hyracks-fullstack/pom.xml
@@ -355,11 +355,11 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-checkstyle-plugin</artifactId>
-        <version>2.17</version>
+        <version>3.0.0</version>
         <executions>
           <execution>
             <id>verify-style</id>
-            <phase>process-classes</phase>
+            <phase>process-sources</phase>
             <goals>
               <goal>check</goal>
             </goals>
@@ -372,6 +372,11 @@
               <!-- Checks for whitespace                               -->
               <!-- See http://checkstyle.sf.net/config_whitespace.html -->
               <module name="FileTabCharacter" />
+              <module name="TreeWalker">
+                <module name="AvoidStarImport">
+                  <property name="allowStaticMemberImports" value="true"/>
+                </module>
+              </module>
             </module>
           </checkstyleRules>
           <includes>**/*.java,**/*.jj</includes>