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public void executeInt4(AbstractModel r, int lvl) {
		DiagramEditor editor = DiagramEditor.getActiveEditor();
			int level = lvl + 1;
			List<AbstractModel> abs = new ArrayList<>();
			List<AbstractModel> ch = r.getChildren();

			for(AbstractModel c : ch) {
				if (!(c instanceof TypeModel) && !(c instanceof FieldModel)
						&& !(c instanceof MethodModel)) {
					abs.add(c);
				}
			}

			int length = abs.size();
			if(length == 0) {
				r.setLocation(200,level*(-150));
				editor.checkDirty();

			}

			else {
				AutoArrangeCommand auto = new AutoArrangeCommand();
				for(int i = 0; i < length; i++) {
					auto.executeInt4(abs.get(i), level);
				}
				r.setLocation(200, level*(-150));
				editor.checkDirty();

			}

	}