remove unsed @return

Author: turboFei

core/src/main/scala/org/apache/spark/scheduler/TaskSetBlacklist.scala

@@ -69,7 +69,6 @@ private[scheduler] class TaskSetBlacklist(
 
   /**
    * Get the most recent failure reason of this TaskSet.
-   * @return
    */
   def getLatestFailureReason: String = {
     latestFailureReason

core/src/main/scala/org/apache/spark/storage/BlockManager.scala

@@ -853,7 +853,6 @@ private[spark] class BlockManager(
    * @param bufferTransformer this transformer expected to open the file if the block is backed by a
    *                          file by this it is guaranteed the whole content can be loaded
    * @tparam T result type
-   * @return
    */
   private[spark] def getRemoteBlock[T](
       blockId: BlockId,

resource-managers/mesos/src/main/scala/org/apache/spark/scheduler/cluster/mesos/MesosSchedulerUtils.scala

@@ -285,7 +285,6 @@ trait MesosSchedulerUtils extends Logging {
    * The attribute values are the mesos attribute types and they are
    *
    * @param offerAttributes the attributes offered
-   * @return
    */
   protected def toAttributeMap(offerAttributes: JList[Attribute])
     : Map[String, GeneratedMessageV3] = {

sql/hive-thriftserver/v1.2.1/src/main/java/org/apache/hive/service/cli/Type.java

@@ -183,7 +183,6 @@ public Integer getNumPrecRadix() {
   /**
    * Maximum precision for numeric types.
    * Returns null for non-numeric types.
-   * @return
    */
   public Integer getMaxPrecision() {
     switch (this) {
@@ -230,15 +229,13 @@ public String getLiteralPrefix() {
 
   /**
    * Suffix used to quote a literal of this type (may be null)
-   * @return
    */
   public String getLiteralSuffix() {
     return null;
   }
 
   /**
    * Can you use NULL for this type?
-   * @return
    * DatabaseMetaData.typeNoNulls - does not allow NULL values
    * DatabaseMetaData.typeNullable - allows NULL values
    * DatabaseMetaData.typeNullableUnknown - nullability unknown
@@ -250,7 +247,6 @@ public Short getNullable() {
 
   /**
    * Is the type case sensitive?
-   * @return
    */
   public Boolean isCaseSensitive() {
     switch (this) {
@@ -263,15 +259,13 @@ public Boolean isCaseSensitive() {
 
   /**
    * Parameters used in creating the type (may be null)
-   * @return
    */
   public String getCreateParams() {
     return null;
   }
 
   /**
    * Can you use WHERE based on this type?
-   * @return
    * DatabaseMetaData.typePredNone - No support
    * DatabaseMetaData.typePredChar - Only support with WHERE .. LIKE
    * DatabaseMetaData.typePredBasic - Supported except for WHERE .. LIKE
@@ -286,7 +280,6 @@ public Short getSearchable() {
 
   /**
    * Is this type unsigned?
-   * @return
    */
   public Boolean isUnsignedAttribute() {
     if (isNumericType()) {
@@ -297,39 +290,34 @@ public Boolean isUnsignedAttribute() {
 
   /**
    * Can this type represent money?
-   * @return
    */
   public Boolean isFixedPrecScale() {
     return false;
   }
 
   /**
    * Can this type be used for an auto-increment value?
-   * @return
    */
   public Boolean isAutoIncrement() {
     return false;
   }
 
   /**
    * Localized version of type name (may be null).
-   * @return
    */
   public String getLocalizedName() {
     return null;
   }
 
   /**
    * Minimum scale supported for this type
-   * @return
    */
   public Short getMinimumScale() {
     return 0;
   }
 
   /**
    * Maximum scale supported for this type
-   * @return
    */
   public Short getMaximumScale() {
     return 0;

sql/hive-thriftserver/v1.2.1/src/main/java/org/apache/hive/service/cli/TypeDescriptor.java

@@ -123,7 +123,6 @@ public Integer getColumnSize() {
   /**
    * Maximum precision for numeric types.
    * Returns null for non-numeric types.
-   * @return
    */
   public Integer getPrecision() {
     if (this.type == Type.DECIMAL_TYPE) {

sql/hive-thriftserver/v1.2.1/src/main/java/org/apache/hive/service/cli/operation/TableTypeMapping.java

@@ -24,21 +24,16 @@
 public interface TableTypeMapping {
   /**
    * Map client's table type name to hive's table type
-   * @param clientTypeName
-   * @return
    */
   String mapToHiveType(String clientTypeName);
 
   /**
    * Map hive's table type name to client's table type
-   * @param hiveTypeName
-   * @return
    */
   String mapToClientType(String hiveTypeName);
 
   /**
    * Get all the table types of this mapping
-   * @return
    */
   Set<String> getTableTypeNames();
 }

sql/hive-thriftserver/v2.3.5/src/main/java/org/apache/hive/service/cli/TypeDescriptor.java

@@ -124,7 +124,6 @@ public Integer getColumnSize() {
   /**
    * Maximum precision for numeric types.
    * Returns null for non-numeric types.
-   * @return
    */
   public Integer getPrecision() {
     if (this.type == Type.DECIMAL_TYPE) {

sql/hive-thriftserver/v2.3.5/src/main/java/org/apache/hive/service/cli/session/HiveSessionHookContext.java

@@ -28,19 +28,16 @@ public interface HiveSessionHookContext {
 
   /**
    * Retrieve session conf
-   * @return
    */
   HiveConf getSessionConf();
 
   /**
    * The get the username starting the session
-   * @return
    */
   String getSessionUser();
 
   /**
    * Retrieve handle for the session
-   * @return
    */
   String getSessionHandle();
 }