Class EnumSerializer<T extends Enum<T>>

  • All Implemented Interfaces:
    Serializable

    public final class EnumSerializer<T extends Enum<T>>
    extends org.apache.flink.api.common.typeutils.TypeSerializer<T>
    TypeSerializer for Java enums.
    See Also:
    Serialized Form
    • Constructor Detail

      • EnumSerializer

        public EnumSerializer​(Class<T> enumClass)
    • Method Detail

      • isImmutableType

        public boolean isImmutableType()
        Specified by:
        isImmutableType in class org.apache.flink.api.common.typeutils.TypeSerializer<T extends Enum<T>>
      • duplicate

        public EnumSerializer<T> duplicate()
        Specified by:
        duplicate in class org.apache.flink.api.common.typeutils.TypeSerializer<T extends Enum<T>>
      • createInstance

        public T createInstance()
        Specified by:
        createInstance in class org.apache.flink.api.common.typeutils.TypeSerializer<T extends Enum<T>>
      • copy

        public T copy​(T from)
        Specified by:
        copy in class org.apache.flink.api.common.typeutils.TypeSerializer<T extends Enum<T>>
      • copy

        public T copy​(T from,
                      T reuse)
        Specified by:
        copy in class org.apache.flink.api.common.typeutils.TypeSerializer<T extends Enum<T>>
      • getLength

        public int getLength()
        Specified by:
        getLength in class org.apache.flink.api.common.typeutils.TypeSerializer<T extends Enum<T>>
      • serialize

        public void serialize​(T record,
                              org.apache.flink.core.memory.DataOutputView target)
                       throws IOException
        Specified by:
        serialize in class org.apache.flink.api.common.typeutils.TypeSerializer<T extends Enum<T>>
        Throws:
        IOException
      • deserialize

        public T deserialize​(org.apache.flink.core.memory.DataInputView source)
                      throws IOException
        Specified by:
        deserialize in class org.apache.flink.api.common.typeutils.TypeSerializer<T extends Enum<T>>
        Throws:
        IOException
      • deserialize

        public T deserialize​(T reuse,
                             org.apache.flink.core.memory.DataInputView source)
                      throws IOException
        Specified by:
        deserialize in class org.apache.flink.api.common.typeutils.TypeSerializer<T extends Enum<T>>
        Throws:
        IOException
      • copy

        public void copy​(org.apache.flink.core.memory.DataInputView source,
                         org.apache.flink.core.memory.DataOutputView target)
                  throws IOException
        Specified by:
        copy in class org.apache.flink.api.common.typeutils.TypeSerializer<T extends Enum<T>>
        Throws:
        IOException
      • equals

        public boolean equals​(Object obj)
        Specified by:
        equals in class org.apache.flink.api.common.typeutils.TypeSerializer<T extends Enum<T>>
      • hashCode

        public int hashCode()
        Specified by:
        hashCode in class org.apache.flink.api.common.typeutils.TypeSerializer<T extends Enum<T>>