io.temporal.common.converter

Interface Values

All Known Implementing Classes:

EncodedValues

public interface Values

Value that can be extracted to an appropriate type.

Method Summary

Modifier and Type	Method and Description
default <T> T	get(java.lang.Class<T> parameterType) The same as get(int, Class) with 0 index.
default <T> T	get(java.lang.Class<T> parameterType, java.lang.reflect.Type genericParameterType) The same as get(int, Class, Type) with 0 index.
<T> T	get(int index, java.lang.Class<T> parameterType) Get value of the specified type.
<T> T	get(int index, java.lang.Class<T> parameterType, java.lang.reflect.Type genericParameterType) Get value of the specified generic type.
int	getSize()

Method Detail

getSize

int getSize()

get

default <T> T get(java.lang.Class<T> parameterType)
           throws DataConverterException

The same as get(int, Class) with 0 index.

Throws:

DataConverterException

get

<T> T get(int index,
          java.lang.Class<T> parameterType)
   throws DataConverterException

Get value of the specified type.

Type Parameters:

T - type of the value to get

Parameters:

index - index of the value in the list of values.

parameterType - class of the value to get

Returns:

value or null

Throws:

DataConverterException - if value cannot be extracted to the given type

get

default <T> T get(java.lang.Class<T> parameterType,
                  java.lang.reflect.Type genericParameterType)
           throws DataConverterException

The same as get(int, Class, Type) with 0 index.

Throws:

DataConverterException

get

<T> T get(int index,
          java.lang.Class<T> parameterType,
          java.lang.reflect.Type genericParameterType)
   throws DataConverterException

Get value of the specified generic type. For example if value is of type List use the following expression (using TypeToken) to extract:

 TypeToken<List<MyClass>> typeToken = new TypeToken<List<MyClass>>() {};
 List<MyClass> result = value.get(List.class, typeToken.getType());
  

Type Parameters:

T - type of the value to get

Parameters:

index - index of the value in the list of values.

parameterType - class of the value to get

genericParameterType - the type of the value to get

Returns:

value or null

Throws:

DataConverterException - if value cannot be extracted to the given type