InstanceCookie.Of (NetBeans Nodes API) - NetBeans API Javadoc 5.0.0

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org.openide.cookies
Interface InstanceCookie.Of

All Superinterfaces:: InstanceCookie, Node.Cookie

Enclosing interface:: InstanceCookie

public static interface InstanceCookie.Of
extends InstanceCookie

Enhanced cookie that can answer queries about the type of the instance it creates. It does not bring any additional value, but should improve performance, because it is not necessary to load the actual class of the object into memory.

Since:: 1.4

Nested Class Summary

Nested classes inherited from class org.openide.cookies.InstanceCookie

InstanceCookie.Of

Method Summary

boolean instanceOf(Class type)
Query to found out if the object created by this cookie is instance of given type.

Methods inherited from interface org.openide.cookies.InstanceCookie

instanceClass, instanceCreate, instanceName

Method Detail

instanceOf

public boolean instanceOf(Class type)

Query to found out if the object created by this cookie is instance of given type. The same code as:

    Class actualClass = instanceClass ();
    result = type.isAsignableFrom (actualClass);

But this can prevent the class actualClass to be loaded into the Java VM.

Parameters:: type - the class type we want to check
Returns:: true if this cookie can produce object of given type