@Retention(value=CLASS)
@Target(value={TYPE,METHOD,CONSTRUCTOR,FIELD})
@Documented
public @interface GwtIncompatible

A simple of a GwtIncompatible annotation. Any class, method or field with an annotation @GwtIncompatible (with any package prefix) is ignored by the GWT compiler. Since only the name of the annotation matters, Java libraries may use their own copy of this annotation class to avoid adding a compile-time dependency on GWT. For example: {@code class A { int field;