private static CachedConstructor findDefaultConstructor(CachedClass mixinClass) {
for (CachedConstructor constr : mixinClass.getConstructors()) {
if (!Modifier.isPublic(constr.getModifiers())) continue;
CachedClass[] classes = constr.getParameterTypes();
if (classes.length == 0) return constr;
}
throw new GroovyRuntimeException(
"No default constructor for class " + mixinClass.getName() + "! Can't be mixed in.");
}
public int hashCode() {
int result = super.hashCode();
result = 31 * result + (emc != null ? emc.hashCode() : 0);
result = 31 * result + (mixinClass != null ? mixinClass.hashCode() : 0);
result = 31 * result + (constructor != null ? constructor.hashCode() : 0);
return result;
}
public synchronized Object getMixinInstance(Object object) {
Object mixinInstance = get(object);
if (mixinInstance == null) {
mixinInstance = constructor.invoke(MetaClassHelper.EMPTY_ARRAY);
new MixedInMetaClass(mixinInstance, object);
put(object, mixinInstance);
}
return mixinInstance;
}
