Package com.googlecode.aviator.runtime.function.system

Class Summary

Class	Description
AbstractMinMaxFunction	Abstract base class for system min/max function.
AssertFunction	assert function to assert an expression's value is true, otherwise throw an exception.
BigIntFunction	Cast value to bigint
BinaryFunction	Binary function,includes +,-,*,/,%,!
BooleanFunction	Cast value to double,double(a) eg.
CompareFunction	A compare function.
ConstantFunction	Constant function to return the argument itself.
Date2StringFunction	date_to_string function
DateFormatCache	DateFormat cache
DecimalFunction	Cast value to decimal.
DoubleFunction	Cast value to double,double(a) eg.
EvalFunction	eval(script) , eval(script, bindings) and eval(script, bindings, cached) to execute a script with current env or special bindings, default is in caching mode.
IdentityFunction	identity function return the argument itself.
IsDefFunction	is_def(x) returns true when variable x is defined in current scope or parent scopes.
LoadFunction	load('script.av') to load a script and retrieve it's exports.
LongFunction	Cast value to long
MaxFunction	max function to find the largest element in arguments.
MinFunction	min function to find the smallest element in arguments.
NowFunction	now() function to invoke System.currentTimeMillis()
PrintFunction	println(obj) function to print object
PrintlnFunction	println(obj) function to print object with newline
PstFunction	pst([out], e) function to print stacktrace of exception
RandomFunction	rand() function to generate random double value
RangeFunction	A function to create a range in [start, end] with step.
RequireFunction	require('script.av') to load a script and retrieve it's exports, if it's required before, it will return the exports directly.
SeqFunction	seq(obj) function to cast a object into sequence, throw an runtime exception if fail.
StrFunction	Cast value to string
String2DateFunction	string_to_date function
SysDateFunction	sysdate() function
TupleFunction	tuple(x,y,z, ...) function to return an object array.
TypeFunction	type(x) function return the type of x, the result is a string such as 'string', 'long', 'double' etc.
UndefFunction	undef(x) to forgot a variable that is defined in current scope.

Exception Summary

Exception	Description
AssertFunction.AssertFailed	Assertion failiure.