org.jooby.assets

Class Nodejs

java.lang.Object

org.jooby.assets.Nodejs

public class Nodejs
extends Object

Helper class that allows you extract and unpack a nodejs library from classpath. It provides a nice and safe nodejs execution environment.

Author:

edgar

Constructor Summary

Constructors

Constructor and Description
Nodejs() Creates a new Nodejs and use the java.io.tmpdir as base dir.
Nodejs(File basedir) Creates a new Nodejs.
Nodejs(File basedir, ClassLoader loader) Creates a new Nodejs.

Method Summary

Modifier and Type	Method and Description
Path	deploy(String library)
void	exec(String library) Unpack and execute a nodejs library.
void	exec(String library, org.jooby.funzy.Throwing.Consumer<com.eclipsesource.v8.V8> callback) Unpack and execute a nodejs library.
Nodejs	overwrite(boolean overwrite) Force to unpack library files every exec(String) call.
void	release() Release nodejs and v8 resources.
static void	run(File basedir, org.jooby.funzy.Throwing.Consumer<Nodejs> callback) Execute the given nodejs callback and automatically release v8 and nodejs resources.
static void	run(org.jooby.funzy.Throwing.Consumer<Nodejs> callback) Execute the given nodejs callback and automatically release v8 and nodejs resources.

Methods inherited from class java.lang.Object

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

Constructor Detail

Nodejs

public Nodejs(File basedir,
              ClassLoader loader)

Creates a new Nodejs.

Parameters:

basedir - Base dir where to deploy a library.

loader - Class loader to use.

Nodejs

public Nodejs(File basedir)

Creates a new Nodejs.

Parameters:

basedir - Base dir where to deploy a library.

Nodejs

public Nodejs()

Creates a new Nodejs and use the java.io.tmpdir as base dir.

Method Detail

overwrite

public Nodejs overwrite(boolean overwrite)

Force to unpack library files every exec(String) call. This is useful for development and testing. By default files are unpacked just once (overwrite = false).

Parameters:

overwrite - True, to force overwrite.

Returns:

exec

public void exec(String library)
          throws Throwable

Unpack and execute a nodejs library. Once unpack this method will execute one of these scripts in the following order: 1) [library].js; 2) main.js; 3) index.js. The first file found will be executed.

Parameters:

library - Library to unpack and execute this library.

Throws:

Throwable - If something goes wrong.

exec

public void exec(String library,
                 org.jooby.funzy.Throwing.Consumer<com.eclipsesource.v8.V8> callback)
          throws Throwable

Unpack and execute a nodejs library. Once unpack this method will execute one of these scripts in the following order: 1) [library].js; 2) main.js; 3) index.js. The first file found will be executed.

Parameters:

library - Library to unpack and execute this library.

Throws:

Throwable - If something goes wrong.

release

public void release()

Release nodejs and v8 resources.

deploy

public Path deploy(String library)
            throws Exception

Throws:

Exception

run

public static void run(org.jooby.funzy.Throwing.Consumer<Nodejs> callback)

Execute the given nodejs callback and automatically release v8 and nodejs resources.

Parameters:

callback - Nodejs callback.

run

public static void run(File basedir,
                       org.jooby.funzy.Throwing.Consumer<Nodejs> callback)

Execute the given nodejs callback and automatically release v8 and nodejs resources.

Parameters:

basedir - Base dir where to deploy a library.

callback - Nodejs callback.