Package io.pravega.connectors.flink.serialization

Class JsonRowDeserializationSchema

  • All Implemented Interfaces:
    java.io.Serializable, org.apache.flink.api.common.serialization.DeserializationSchema<org.apache.flink.types.Row>, org.apache.flink.api.java.typeutils.ResultTypeQueryable<org.apache.flink.types.Row>
    @Deprecated
public class JsonRowDeserializationSchema
extends java.lang.Object
implements org.apache.flink.api.common.serialization.DeserializationSchema<org.apache.flink.types.Row>
    Deprecated.
    Please use JsonRowDeserializationSchema from flink-json module
    Deserialization schema from JSON to Row.

    Deserializes the byte[] messages as a JSON object and reads the specified fields.

    Failure during deserialization are forwarded as wrapped IOExceptions.

    See Also:
    Serialized Form

    • Constructor Summary

      Constructors 
      Constructor Description
      JsonRowDeserializationSchema​(org.apache.flink.api.common.typeinfo.TypeInformation<org.apache.flink.types.Row> typeInfo)
      Deprecated.
      Creates a JSON deserialization schema for the given fields and types.

    • Method Summary

      All Methods Instance Methods Concrete Methods Deprecated Methods 
      Modifier and Type Method Description
      org.apache.flink.types.Row deserialize​(byte[] message)
      Deprecated.
       
      boolean getFailOnMissingField()
      Deprecated.
      Gets the failure behavior if a JSON field is missing.
      org.apache.flink.api.common.typeinfo.TypeInformation<org.apache.flink.types.Row> getProducedType()
      Deprecated.
       
      boolean isEndOfStream​(org.apache.flink.types.Row nextElement)
      Deprecated.
       
      void setFailOnMissingField​(boolean failOnMissingField)
      Deprecated.
      Configures the failure behaviour if a JSON field is missing.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • JsonRowDeserializationSchema

        public JsonRowDeserializationSchema​(org.apache.flink.api.common.typeinfo.TypeInformation<org.apache.flink.types.Row> typeInfo)
        Deprecated.
        Creates a JSON deserialization schema for the given fields and types.
        Parameters:
        typeInfo - Type information describing the result type. The field names are used to parse the JSON file and so are the types.

    • Method Detail

      • deserialize

        public org.apache.flink.types.Row deserialize​(byte[] message)
                                       throws java.io.IOException
        Deprecated.
        Specified by:
        deserialize in interface org.apache.flink.api.common.serialization.DeserializationSchema<org.apache.flink.types.Row>
        Throws:
        java.io.IOException

      • isEndOfStream

        public boolean isEndOfStream​(org.apache.flink.types.Row nextElement)
        Deprecated.
        Specified by:
        isEndOfStream in interface org.apache.flink.api.common.serialization.DeserializationSchema<org.apache.flink.types.Row>

      • getProducedType

        public org.apache.flink.api.common.typeinfo.TypeInformation<org.apache.flink.types.Row> getProducedType()
        Deprecated.
        Specified by:
        getProducedType in interface org.apache.flink.api.java.typeutils.ResultTypeQueryable<org.apache.flink.types.Row>

      • setFailOnMissingField

        public void setFailOnMissingField​(boolean failOnMissingField)
        Deprecated.
        Configures the failure behaviour if a JSON field is missing.

        By default, a missing field is ignored and the field is set to null.

        Parameters:
        failOnMissingField - Flag indicating whether to fail or not on a missing field.

      • getFailOnMissingField

        public boolean getFailOnMissingField()
        Deprecated.
        Gets the failure behavior if a JSON field is missing.