import {Jar} from 'jvm/lib/core/Jar.js'

public class | source

Jar

Wrapper around a Java Archive file.

Provides convenience methods for loading a Jar's classes.

See:

https://en.wikipedia.org/wiki/JAR_(file_format)

Static Method Summary

Static Public Methods
public static	unpack(file: string): Promise<Jar> Static constructor for a Jar that also attempts to load all classes contained in the Jar file.

Constructor Summary

Public Constructor
public	constructor(file: string) You probably want to create a new instance using Jar.unpack

Member Summary

Public Members
public get	classBuffers: Map<string, Buffer>: *
public get	file: string: *

Private Members
private	_classBuffers: *
private	_classes: *
private	_file: *

Method Summary

Public Methods
public	[Symbol.iterator](): Iterator ClassCollection iterator

Private Methods
private	loadBuffers(): Promise<Jar>

Static Public Methods

public static unpack(file: string): Promise<Jar> source

Static constructor for a Jar that also attempts to load all classes contained in the Jar file.

Creates a new ClassLoader under the hood to load the classes.

Params:

Name	Type	Attribute	Description
file	string		path to Jar file

Return:

Promise<Jar>

Example:

Loading a Jar file

// ES6 example
import { Jar } from 'jvm';
Jar.unpack('./test.jar')
  .then((jar) => {
    for (let [name, cls] of jar) {
      if (name === 'ClassNameToFind') {
        console.log(name, 'has', cls.methods.length, 'methods!');
      }
    }
  });

Public Constructors

public constructor(file: string) source

You probably want to create a new instance using Jar.unpack

Params:

Name	Type	Attribute	Description
file	string		path to Jar file

Public Members

public get classBuffers: Map<string, Buffer>: * source

Return:

Map<string, Buffer>

public get file: string: * source

Return:

string

path to Jar file

Private Members

private _classBuffers: * source

private _classes: * source

private _file: * source

Public Methods

public [Symbol.iterator](): Iterator source

ClassCollection iterator

Return:

Iterator

Private Methods

private loadBuffers(): Promise<Jar> source

Return:

Promise<Jar>