org.apache.hudi.util

Class JsonDeserializationFunction

java.lang.Object

org.apache.flink.api.common.functions.AbstractRichFunction

org.apache.hudi.util.JsonDeserializationFunction

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.MapFunction<String,org.apache.flink.table.data.RowData>, org.apache.flink.api.common.functions.RichFunction

public final class JsonDeserializationFunction
extends org.apache.flink.api.common.functions.AbstractRichFunction
implements org.apache.flink.api.common.functions.MapFunction<String,org.apache.flink.table.data.RowData>

Wrapper function that manages the lifecycle of the JSON deserialization schema.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
JsonDeserializationFunction(org.apache.flink.formats.json.JsonRowDataDeserializationSchema deserializationSchema)

Method Summary

Modifier and Type	Method and Description
static JsonDeserializationFunction	getInstance(org.apache.flink.configuration.Configuration conf)
static JsonDeserializationFunction	getInstance(org.apache.flink.table.types.logical.RowType rowType)
org.apache.flink.table.data.RowData	map(String record)
void	open(org.apache.flink.configuration.Configuration parameters)

Methods inherited from class org.apache.flink.api.common.functions.AbstractRichFunction

close, getIterationRuntimeContext, getRuntimeContext, setRuntimeContext

Methods inherited from class java.lang.Object

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

Constructor Detail

JsonDeserializationFunction

public JsonDeserializationFunction(org.apache.flink.formats.json.JsonRowDataDeserializationSchema deserializationSchema)

Method Detail

getInstance

public static JsonDeserializationFunction getInstance(org.apache.flink.configuration.Configuration conf)

getInstance

public static JsonDeserializationFunction getInstance(org.apache.flink.table.types.logical.RowType rowType)

open

public void open(org.apache.flink.configuration.Configuration parameters)
          throws Exception

Specified by:

open in interface org.apache.flink.api.common.functions.RichFunction

Overrides:

open in class org.apache.flink.api.common.functions.AbstractRichFunction

Throws:

Exception

map

public org.apache.flink.table.data.RowData map(String record)
                                        throws Exception

Specified by:

map in interface org.apache.flink.api.common.functions.MapFunction<String,org.apache.flink.table.data.RowData>

Throws:

Exception