water.api
Class RequestArguments.H2OKey

java.lang.Object
  water.Iced
      water.api.RequestArguments.Argument<T>
          water.api.RequestArguments.InputText<Key>
              water.api.RequestArguments.H2OKey

All Implemented Interfaces:

java.lang.Cloneable, Request.Filter, Freezable

Enclosing class:

RequestArguments

public class RequestArguments.H2OKey
extends RequestArguments.InputText<Key>

Field Summary

Key	_defaultValue

Fields inherited from class water.api.RequestArguments.Argument

_displayName, _field, _hideInQuery, _name, _prerequisites, _readOnly, _requestHelp, _required

Constructor Summary

RequestArguments.H2OKey(java.lang.String name, boolean required)

RequestArguments.H2OKey(java.lang.String name, Key key)

RequestArguments.H2OKey(java.lang.String name, Key key, boolean req)

Method Summary

protected Key	defaultValue() Returns the default value of the argument.
protected Key	parse(java.lang.String input) Override this method to provide parsing of the input string to the Java expected value.
protected java.lang.String	queryDescription() Returns the query description.

Methods inherited from class water.api.RequestArguments.InputText

jsRefresh, jsValue, queryElement

Methods inherited from class water.api.RequestArguments.Argument

addPrerequisite, check, disable, disable, disabled, errors, jsAddons, originalValue, query, queryAddons, queryComment, record, refreshOnChange, requestHelp, reset, run, setRefreshOnChange, specified, valid, value

Methods inherited from class water.Iced

clone, frozenType, init, newInstance, read, toDocField, write, writeJSON, writeJSONFields

Methods inherited from class java.lang.Object

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

Field Detail

_defaultValue

public final Key _defaultValue

Constructor Detail

RequestArguments.H2OKey

public RequestArguments.H2OKey(java.lang.String name,
                               boolean required)

RequestArguments.H2OKey

public RequestArguments.H2OKey(java.lang.String name,
                               Key key)

RequestArguments.H2OKey

public RequestArguments.H2OKey(java.lang.String name,
                               Key key,
                               boolean req)

Method Detail

parse

protected Key parse(java.lang.String input)

Description copied from class: RequestArguments.Argument

Override this method to provide parsing of the input string to the Java expected value. The input is guaranteed to be non-empty when this method is called and all prerequisities are guaranteed to be valid before this method is called.

Specified by:

parse in class RequestArguments.Argument<Key>

defaultValue

protected Key defaultValue()

Description copied from class: RequestArguments.Argument

Returns the default value of the argument. Note that the method will be called also on required arguments, in which case it is ok return null. It is kept abstract because defining a proper default value might be tricky and in many case you do not want it to be null. Overriding it always makes you think:)

Specified by:

defaultValue in class RequestArguments.Argument<Key>

queryDescription

protected java.lang.String queryDescription()

Description copied from class: RequestArguments.Argument

Returns the query description. This is a concise description of a correct value for the argument. generally used as a placeholder in the html query elements.

Specified by:

queryDescription in class RequestArguments.Argument<Key>