1 /*
2  * Copyright 2017 Google Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *     https://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package trebuchet.model.fragments
18 
19 import trebuchet.model.SchedSlice
20 import trebuchet.model.SchedulingState
21 import trebuchet.model.base.Slice
22 
23 class SchedulingSliceFragment(override val state: SchedulingState, override val startTime: Double)
24         : SchedSlice {
25     override var endTime: Double = Double.MAX_VALUE
26     var blockedReason: String? = null
27 
28     class Builder {
29         private val _slices = mutableListOf<SchedulingSliceFragment>()
30         val slices: List<SchedulingSliceFragment> get() = _slices
31 
switchStatenull32         fun switchState(newState: SchedulingState, timestamp: Double) {
33             if (_slices.isNotEmpty()) {
34                 if (_slices.last().state == newState) {
35                     // Nothing to do
36                     return
37                 }
38                 _slices.last().endTime = timestamp
39             }
40             _slices.add(SchedulingSliceFragment(newState, timestamp))
41         }
42     }
43 
44     override val name: String get() = state.friendlyName
45     override val didNotFinish: Boolean get() = false
46 }