org.pepstock.charba.client

Class Injector

java.lang.Object

org.pepstock.charba.client.Injector

public final class Injector
extends Object

This utility injects ChartJS java script and CHARBA custom java script implementation (for some utilities) in the the web page of application, in the the HEAD.
It enables also to inject other script in the web page, necessary when you want to use some Chart.JS extensions.
It tracks the resources which have been injected using as key their name and class name to avoid that however will inject own resources will use the same name of already injected resources.

Author:

Andrea "Stock" Stocchero

Method Summary

Modifier and Type	Method and Description
static void	ensureCssInjected(AbstractInjectableResource resource) Injects a CSS style resource if not injected yet.
static void	ensureInjected(AbstractInjectableResource resource) Injects a script resource if not injected yet.
static boolean	isInjected(AbstractInjectableResource resource) Returns true if the script or style resource has been already injected.

Methods inherited from class java.lang.Object

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

Method Detail

ensureInjected

public static void ensureInjected(AbstractInjectableResource resource)

Injects a script resource if not injected yet.

Parameters:

resource - script resource

ensureCssInjected

public static void ensureCssInjected(AbstractInjectableResource resource)

Injects a CSS style resource if not injected yet.

Parameters:

resource - CSS style resource

isInjected

public static boolean isInjected(AbstractInjectableResource resource)

Returns true if the script or style resource has been already injected.

Parameters:

resource - script or CSS style resource

Returns:

true if the script or style resource has been already injected