1 /*
2  * Copyright (C) 2021 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 com.google.uwb.support.base;
18 
19 /** Provides required parameter enforcement */
20 public class RequiredParam<T> {
21     private T mValue;
22     private boolean mIsSet = false;
23 
set(T value)24     public void set(T value) {
25         mValue = value;
26         mIsSet = true;
27     }
28 
get()29     public T get() {
30         if (!mIsSet) {
31             throw new IllegalStateException("Required Parameter not set");
32         }
33         return mValue;
34     }
35 
isSet()36     public boolean isSet() {
37         return mIsSet;
38     }
39 }
40