The ornamental design for a containercap with hoseconnector, as shown and described.
FIG. 1 is a top and front and right side perspective view of the container cap with hose connector showing our new design, the bottom and rear and left side perspective view being a mirror image thereof;
FIG. 2 is a top plan view of the container cap with hose connector of FIG. 1;
FIG. 3 is a front elevation view of the container cap with hose connector of FIG. 1, the rear elevation view being a mirror image thereof; and,
FIG. 4 is a bottom plan view of the container cap with hose connector.