Package com.googlecode.aviator

Class ClassPathConfigFunctionLoader

java.lang.Object

com.googlecode.aviator.ClassPathConfigFunctionLoader

All Implemented Interfaces:

FunctionLoader

public class ClassPathConfigFunctionLoader
extends java.lang.Object
implements FunctionLoader

A function loader that loads function from classpath config file.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	ClassPathConfigFunctionLoader.StaticHolder

Field Summary

Fields

Modifier and Type	Field	Description
private static java.lang.String	CUSTOM_FUNCTION_LIST_FILE
private java.util.Map<java.lang.String,AviatorFunction>	functions
private static int	totalCustomFunctions

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ClassPathConfigFunctionLoader()

Method Summary

Modifier and Type	Method	Description
private static void	closeQuietly(java.io.Closeable c)
private static void	error(java.lang.String msg)
static ClassPathConfigFunctionLoader	getInstance()
private static void	info(java.lang.String msg)
private java.util.Map<java.lang.String,AviatorFunction>	load()	Load custom functions from config file, default is "aviator_functions.config" in classpath.
private AviatorFunction	loadClass(java.lang.String className)
AviatorFunction	onFunctionNotFound(java.lang.String name)	Invoked when function not found, The implementation must returns null when function not found.

Methods inherited from class java.lang.Object

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

Field Detail

CUSTOM_FUNCTION_LIST_FILE

private static java.lang.String CUSTOM_FUNCTION_LIST_FILE

totalCustomFunctions

private static int totalCustomFunctions

functions

private java.util.Map<java.lang.String,AviatorFunction> functions

Constructor Detail

ClassPathConfigFunctionLoader

private ClassPathConfigFunctionLoader()

Method Detail

getInstance

public static ClassPathConfigFunctionLoader getInstance()

onFunctionNotFound

public AviatorFunction onFunctionNotFound(java.lang.String name)

Description copied from interface: FunctionLoader

Invoked when function not found, The implementation must returns null when function not found.

Specified by:

onFunctionNotFound in interface FunctionLoader

Parameters:

name - function name

info

private static void info(java.lang.String msg)

error

private static void error(java.lang.String msg)

load

private java.util.Map<java.lang.String,AviatorFunction> load()

Load custom functions from config file, default is "aviator_functions.config" in classpath.

Returns:

loadClass

private AviatorFunction loadClass(java.lang.String className)

closeQuietly

private static void closeQuietly(java.io.Closeable c)