pl.joegreen.lambdaFromString

Class LambdaFactory

java.lang.Object

pl.joegreen.lambdaFromString.LambdaFactory

public class LambdaFactory
extends Object

Method Summary

Modifier and Type	Method and Description
<T> T	createLambda(String code, TypeReference<T> typeReference) Creates lambda from the given code.
<T> T	createLambdaUnchecked(String code, TypeReference<T> type) Convenience wrapper for createLambda(String, TypeReference) which throws unchecked exception instead of checked one.
static LambdaFactory	get() Returns a LambdaFactory instance with default configuration.
static LambdaFactory	get(LambdaFactoryConfiguration configuration) Returns a LambdaFactory instance with the given configuration.

Methods inherited from class java.lang.Object

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

Method Detail

get

public static LambdaFactory get()

Returns a LambdaFactory instance with default configuration.

Throws:

JavaCompilerNotFoundException - if the library cannot find any java compiler

get

public static LambdaFactory get(LambdaFactoryConfiguration configuration)

Returns a LambdaFactory instance with the given configuration.

Throws:

JavaCompilerNotFoundException - if the library cannot find any java compiler and it's not provided in the configuration

createLambda

public <T> T createLambda(String code,
                          TypeReference<T> typeReference)
                   throws LambdaCreationException

Creates lambda from the given code.

Type Parameters:

T - type of the lambda you want to get

Parameters:

code - source of the lambda as you would write it in Java expression {TYPE} lambda = ({CODE});

typeReference - a subclass of TypeReference class with the generic argument representing the type of the lambda , for example
new TypeReference<Function<Integer,Integer>>(){};

Throws:

LambdaCreationException - when anything goes wrong (no other exceptions are thrown including runtimes), if the exception was caused by compilation failure it will contain a CompilationDetails instance describing them

createLambdaUnchecked

public <T> T createLambdaUnchecked(String code,
                                   TypeReference<T> type)

Convenience wrapper for createLambda(String, TypeReference) which throws unchecked exception instead of checked one.

See Also:

createLambda(String, TypeReference)