
#---------------------------------------------------------------------------------
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
#---------------------------------------------------------------------------------

nextIdValue = 1
idName      = "__weinre__id"

module.exports = class IDGenerator

    #---------------------------------------------------------------------------
    @checkId: (object) ->
        object[idName]

    #---------------------------------------------------------------------------
    @getId: (object, map) ->
        id = IDGenerator.checkId(object)

        unless id
            id = nextId()
            object[idName] = id

        map[id] = object if map

        id

    #---------------------------------------------------------------------------
    @next: ->
        nextId()

#-------------------------------------------------------------------------------
nextId = () ->
      result = nextIdValue
      nextIdValue += 1
      result

#-------------------------------------------------------------------------------
require("../common/MethodNamer").setNamesForClass(module.exports)