1 /*
2  * 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.datatypes
18 
19 abstract class DataType {
<lambda>null20     private val hashCode by lazy { doPrintValue().hashCode() }
21 
22     abstract val isEmpty: Boolean
23 
24     val isNotEmpty
25         get() = !isEmpty
26 
doPrintValuenull27     protected abstract fun doPrintValue(): String
28 
29     final override fun toString() = if (isEmpty) "[empty]" else doPrintValue()
30 
31     final override fun hashCode() = hashCode
32 
33     final override fun equals(other: Any?): Boolean {
34         if (this === other) return true
35         if (other !is DataType) return false
36         if (this::class != other::class) return false
37 
38         return hashCode == other.hashCode
39     }
40 }
41