Package org.apache.flink.runtime.rest.messages

Class OperatorUidPathParameter

java.lang.Object

org.apache.flink.runtime.rest.messages.MessageParameter<X>

org.apache.flink.runtime.rest.messages.MessagePathParameter<String>

org.apache.flink.runtime.rest.messages.OperatorUidPathParameter

public class OperatorUidPathParameter
extends MessagePathParameter<String>

Path parameter identifying operators.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.runtime.rest.messages.MessageParameter

MessageParameter.MessageParameterRequisiteness

Field Summary

Fields

Modifier and Type	Field	Description
static final String	KEY	This id must be defined to identify an operator on the client side before submit jobs.

Constructor Summary

Constructors

Constructor	Description
OperatorUidPathParameter()

Method Summary

Modifier and Type	Method	Description
protected String	convertFromString(String value)	Converts the given string to a valid value of this parameter.
protected String	convertToString(String value)	Converts the given value to its string representation.
String	getDescription()	Returns a description for REST API HTML documentation.

Methods inherited from class org.apache.flink.runtime.rest.messages.MessageParameter

getKey, getValue, isMandatory, isResolved, resolve, resolveFromString

Methods inherited from class java.lang.Object

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

Field Details

KEY

public static final String KEY

This id must be defined to identify an operator on the client side before submit jobs. Otherwise, the query cannot be executed correctly. Note that we use operatorUid instead of operatorID because the latter is an internal runtime concept that cannot be recognized by the client.

See Also:

• Constant Field Values

Constructor Details

OperatorUidPathParameter

public OperatorUidPathParameter()

Method Details

convertFromString

protected String convertFromString(String value)
                            throws ConversionException

Description copied from class: MessageParameter

Converts the given string to a valid value of this parameter.

Specified by:

convertFromString in class MessageParameter<String>

Parameters:

value - string representation of parameter value

Returns:

parameter value

Throws:

ConversionException

convertToString

protected String convertToString(String value)

Description copied from class: MessageParameter

Converts the given value to its string representation.

Specified by:

convertToString in class MessageParameter<String>

Parameters:

value - parameter value

Returns:

string representation of typed value

getDescription

public String getDescription()

Description copied from class: MessageParameter

Returns a description for REST API HTML documentation.

Specified by:

getDescription in class MessageParameter<String>

Returns:

escaped HTML string