org.jsimpledb.parse.func

Class UpgradeFunction

java.lang.Object

org.jsimpledb.parse.func.AbstractFunction

org.jsimpledb.parse.func.SimpleFunction

org.jsimpledb.parse.func.UpgradeFunction

All Implemented Interfaces:

Function

public class UpgradeFunction
extends SimpleFunction

Field Summary

Fields inherited from class org.jsimpledb.parse.func.SimpleFunction

maxArgs, minArgs

Fields inherited from class org.jsimpledb.parse.func.AbstractFunction

log, name, spaceParser

Constructor Summary

Constructors

Constructor and Description
UpgradeFunction()

Method Summary

Modifier and Type	Method and Description
protected Value	apply(ParseSession session, Value[] params) Apply this function to the given values.
String	getHelpSummary() Get summarized help (typically a single line).
String	getUsage() Get function usage string.

Methods inherited from class org.jsimpledb.parse.func.SimpleFunction

apply, getMaxArgs, getMinArgs, parseParams

Methods inherited from class org.jsimpledb.parse.func.AbstractFunction

getHelpDetail, getName, getSessionModes, parseExpressionParams, parseNextParameter

Methods inherited from class java.lang.Object

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

Constructor Detail

UpgradeFunction

public UpgradeFunction()

Method Detail

getUsage

public String getUsage()

Description copied from interface: Function

Get function usage string. For example: pow(base, exponent).

Returns:

function usage string

getHelpSummary

public String getHelpSummary()

Description copied from interface: Function

Get summarized help (typically a single line).

Returns:

one line summarized description of this function

apply

protected Value apply(ParseSession session,
                      Value[] params)

Description copied from class: SimpleFunction

Apply this function to the given values.

Specified by:

apply in class SimpleFunction

Parameters:

session - parse session

params - parsed parameters; will already be checked between SimpleFunction.getMinArgs() and SimpleFunction.getMaxArgs()

Returns:

value returned by this function