• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
<lambda>null2  * Copyright (C) 2023 The Android Open Source Project
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  *      http://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 android.tools.traces
18 
19 import java.util.function.Predicate
20 
21 /**
22  * The utility class to validate a set of conditions
23  *
24  * This class is used to easily integrate multiple conditions into a single verification, for
25  * example, during [WaitCondition], while keeping the individual conditions separate for better
26  * reuse
27  *
28  * @param conditions conditions to be checked
29  */
30 class ConditionList<T>(val conditions: List<Condition<T>>) : Condition<T>("", { false }) {
31     constructor(vararg conditions: Condition<T>) : this(listOf(*conditions))
32 
33     override val message: String
34         get() {
35             return "(\n${
36                 conditions
<lambda>null37                     .joinToString(" and \n") { it.toString() }
38                     .prependIndent("    ")
39             }\n)"
40         }
41 
42     override val condition: Predicate<T>
43         get() = Predicate { value -> conditions.all { condition -> condition.isSatisfied(value) } }
44 
getMessagenull45     override fun getMessage(value: T): String {
46         return "(\n${
47             conditions
48                 .joinToString(" and \n") { it.getMessage(value) }
49                 .prependIndent("    ")
50         }\n)"
51     }
52 }
53