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mash/tcl/indiva/imgr/mob-routingswitcher.tcl

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  1 # mob-routingswitcher.tcl --
  2 #
  3 #   Abstraction for a routing switcher.
  4 #
  5 # Copyright (c) 1996-2002 The Regents of the University of California.
  6 # All rights reserved.
  7 #
  8 # Redistribution and use in source and binary forms, with or without
  9 # modification, are permitted provided that the following conditions are met:
 10 #
 11 # A. Redistributions of source code must retain the above copyright notice,
 12 #    this list of conditions and the following disclaimer.
 13 # B. Redistributions in binary form must reproduce the above copyright notice,
 14 #    this list of conditions and the following disclaimer in the documentation
 15 #    and/or other materials provided with the distribution.
 16 # C. Neither the names of the copyright holders nor the names of its
 17 #    contributors may be used to endorse or promote products derived from this
 18 #    software without specific prior written permission.
 19 #
 20 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
 21 # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 22 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 23 # ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
 24 # ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 25 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 26 # SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 27 # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 28 # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 29 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 30 #
 31 # @(#) $Header: /usr/mash/src/repository/mash/mash-1/tcl/indiva/imgr/mob-routingswitcher.tcl,v 1.5 2002/08/06 02:19:20 weitsang Exp $
 32 
 33 import MobDevice
 34 Class MobRoutingSwitcher -superclass MobDevice
 35 
 36 MobRoutingSwitcher instproc init { name args } {
 37     eval $self next $name $args
 38 }
 39 
 40 MobRoutingSwitcher public get_type { } {
 41     return "routingswitcher"
 42 }
 43 
 44 MobRoutingSwitcher proc get_ext { } {
 45     return ".rs"
 46 }
 47 
 48 MobRoutingSwitcher instproc get_switchable_inputs { } {
 49     $self instvar children_
 50     set result {}
 51     foreach c $children_ {
 52         if {[$c is_instance_of MobChannel] || [$c is_instance_of MobInputPort]} {
 53             lappend result $c
 54         }
 55     }
 56     return $result
 57 }
 58 
 59 MobRoutingSwitcher public service_key {to} {
 60     $self instvar name_
 61     if {[$to device] == $self} {
 62         return "[$self name],,"
 63     } else {
 64         return ""
 65     }
 66 }
 67 
 68 MobRoutingSwitcher public device_service_key {port to} {
 69     if {[$to device] == $self} {
 70         return "[$self name],,"
 71     } else {
 72         return ""
 73     }
 74 }
 75
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