public AbstractCallSite(CallSite prev) 
{
        this.name = prev.getName();
        this.index = prev.getIndex();
        this.array = prev.getArray();
        this.usage = prev.getUsage();
}

 public AbstractCallSite(CallSiteArray array,
    int index,
    String name) 
{
        this.name = name;
        this.index = index;
        this.array = array;
        this.usage = GroovyCategorySupport.getCategoryNameUsage(name);
}

 public CallSite acceptGetProperty(Object receiver) 
{
        return createGetPropertySite(receiver);
}

 public CallSite acceptGroovyObjectGetProperty(Object receiver) 
{
        return createGroovyObjectGetPropertySite(receiver);
}

 public Object call(Object receiver) throws Throwable 
{
        return call(receiver, CallSiteArray.NOPARAM);
}

 public Object call(Object receiver,
    Object[] args) throws Throwable 
{
        return CallSiteArray.defaultCall(this, receiver, args);
}

 public Object call(Object receiver,
    Object arg1) throws Throwable 
{
        return call(receiver, ArrayUtil.createArray(arg1));
}

 public Object call(Object receiver,
    Object arg1,
    Object arg2) throws Throwable 
{
        return call(receiver, ArrayUtil.createArray(arg1, arg2));
}

 public Object call(Object receiver,
    Object arg1,
    Object arg2,
    Object arg3) throws Throwable 
{
        return call(receiver, ArrayUtil.createArray(arg1, arg2, arg3));
}

 public Object call(Object receiver,
    Object arg1,
    Object arg2,
    Object arg3,
    Object arg4) throws Throwable 
{
        return call(receiver, ArrayUtil.createArray(arg1, arg2, arg3, arg4));
}

 public Object callConstructor(Object receiver) throws Throwable 
{
        return callConstructor(receiver, CallSiteArray.NOPARAM);
}

 public Object callConstructor(Object receiver,
    Object[] args) throws Throwable 
{
        return CallSiteArray.defaultCallConstructor(this, receiver, args);
}

 public Object callConstructor(Object receiver,
    Object arg1) throws Throwable 
{
        return callConstructor(receiver, ArrayUtil.createArray(arg1));
}

 public Object callConstructor(Object receiver,
    Object arg1,
    Object arg2) throws Throwable 
{
        return callConstructor(receiver, ArrayUtil.createArray(arg1, arg2));
}

 public Object callConstructor(Object receiver,
    Object arg1,
    Object arg2,
    Object arg3) throws Throwable 
{
        return callConstructor(receiver, ArrayUtil.createArray(arg1, arg2, arg3));
}

 public Object callConstructor(Object receiver,
    Object arg1,
    Object arg2,
    Object arg3,
    Object arg4) throws Throwable 
{
        return callConstructor(receiver, ArrayUtil.createArray(arg1, arg2, arg3, arg4));
}

 public Object callCurrent(GroovyObject receiver) throws Throwable 
{
        return callCurrent(receiver, CallSiteArray.NOPARAM);
}

 public Object callCurrent(GroovyObject receiver,
    Object[] args) throws Throwable 
{
        return CallSiteArray.defaultCallCurrent(this, receiver, args);
}

 public Object callCurrent(GroovyObject receiver,
    Object arg1) throws Throwable 
{
        return callCurrent(receiver, ArrayUtil.createArray(arg1));
}

 public Object callCurrent(GroovyObject receiver,
    Object arg1,
    Object arg2) throws Throwable 
{
        return callCurrent(receiver, ArrayUtil.createArray(arg1, arg2));
}

 public Object callCurrent(GroovyObject receiver,
    Object arg1,
    Object arg2,
    Object arg3) throws Throwable 
{
        return callCurrent(receiver, ArrayUtil.createArray(arg1, arg2, arg3));
}

 public Object callCurrent(GroovyObject receiver,
    Object arg1,
    Object arg2,
    Object arg3,
    Object arg4) throws Throwable 
{
        return callCurrent(receiver, ArrayUtil.createArray(arg1, arg2, arg3, arg4));
}

 public Object callGetProperty(Object receiver) throws Throwable 
{
        return acceptGetProperty(receiver).getProperty(receiver);
}

 public final Object callGetPropertySafe(Object receiver) throws Throwable 
{
        if (receiver == null)
          return null;
        else
          return callGetProperty(receiver);
}

 public Object callGroovyObjectGetProperty(Object receiver) throws Throwable 
{
        return acceptGroovyObjectGetProperty(receiver).getProperty(receiver);
}

 public final Object callGroovyObjectGetPropertySafe(Object receiver) throws Throwable 
{
        if (receiver == null)
          return null;
        else
          return callGroovyObjectGetProperty(receiver);
}

 public final Object callSafe(Object receiver) throws Throwable 
{
        if (receiver == null)
            return null;
        return call(receiver);
}

 public final Object callSafe(Object receiver,
    Object[] args) throws Throwable 
{
        if (receiver == null)
            return null;
        return call (receiver, args);
}

 public final Object callSafe(Object receiver,
    Object arg1) throws Throwable 
{
        if (receiver == null)
            return null;
        return call(receiver, arg1);
}

 public final Object callSafe(Object receiver,
    Object arg1,
    Object arg2) throws Throwable 
{
        if (receiver == null)
            return null;
        return call(receiver, arg1, arg2);
}

 public final Object callSafe(Object receiver,
    Object arg1,
    Object arg2,
    Object arg3) throws Throwable 
{
        if (receiver == null)
            return null;
        return call(receiver, arg1, arg2, arg3);
}

 public Object callSafe(Object receiver,
    Object arg1,
    Object arg2,
    Object arg3,
    Object arg4) throws Throwable 
{
        if (receiver == null)
            return null;
        return call(receiver, arg1, arg2, arg3, arg4);
}

 public Object callStatic(Class receiver) throws Throwable 
{
        return callStatic(receiver, CallSiteArray.NOPARAM);
}

 public Object callStatic(Class receiver,
    Object[] args) throws Throwable 
{
        return CallSiteArray.defaultCallStatic(this, receiver, args);
}

 public Object callStatic(Class receiver,
    Object arg1) throws Throwable 
{
        return callStatic(receiver, ArrayUtil.createArray(arg1));
}

 public Object callStatic(Class receiver,
    Object arg1,
    Object arg2) throws Throwable 
{
        return callStatic(receiver, ArrayUtil.createArray(arg1, arg2));
}

 public Object callStatic(Class receiver,
    Object arg1,
    Object arg2,
    Object arg3) throws Throwable 
{
        return callStatic(receiver, ArrayUtil.createArray(arg1, arg2, arg3));
}

 public Object callStatic(Class receiver,
    Object arg1,
    Object arg2,
    Object arg3,
    Object arg4) throws Throwable 
{
        return callStatic(receiver, ArrayUtil.createArray(arg1, arg2, arg3, arg4));
}

 protected final CallSite createGetPropertySite(Object receiver) 
{
        if (receiver==null) {
            return new NullCallSite(this);
        } else if (receiver instanceof GroovyObject) {
            return createGroovyObjectGetPropertySite(receiver);
        } else if (receiver instanceof Class) {
            return createClassMetaClassGetPropertySite ((Class) receiver);
        }
        return createPojoMetaClassGetPropertySite(receiver);
}

 protected final CallSite createGroovyObjectGetPropertySite(Object receiver) 
{
        Class aClass = receiver.getClass();
        try {
            final Method method = aClass.getMethod("getProperty", String.class);
            if (method != null && method.isSynthetic() && ((GroovyObject)receiver).getMetaClass() instanceof MetaClassImpl)
              return createPogoMetaClassGetPropertySite ((GroovyObject)receiver);
        } catch (NoSuchMethodException e) {
            // fall threw
        }
        return createPogoGetPropertySite (aClass);
}

 public CallSiteArray getArray() 
{
        return array;
}

 public int getIndex() 
{
        return index;
}

 public String getName() 
{
        return name;
}

 public Object getProperty(Object receiver) throws Throwable 
{
        throw new UnsupportedOperationException();
}

 public AtomicInteger getUsage() 
{
        return usage;
}

 static boolean noCoerce(ParameterTypes metaMethod,
    Object[] args) 
{
        final CachedClass[] paramClasses = metaMethod.getParameterTypes();
        if (paramClasses.length != args.length)
          return false;
        for (int i = 0; i <  paramClasses.length; i++) {
            CachedClass paramClass = paramClasses[i];
            if (args[i] != null && !paramClass.isDirectlyAssignable(args[i]))
              return true;
        }
        return false;
}

 static boolean noWrappers(Object[] args) 
{
        for (int i = 0; i != args.length; ++i)
          if (args [i] instanceof Wrapper)
            return false;
        return true;
}