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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed 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.
*/
package com.android.example.github.vo
import com.android.example.github.vo.Status.ERROR
import com.android.example.github.vo.Status.LOADING
import com.android.example.github.vo.Status.SUCCESS
/**
* A generic class that holds a value with its loading status.
* @param <T>
</T> */
data class Resource<out T>(val status: Status, val data: T?, val message: String?) {
companion object {
fun <T> success(data: T?): Resource<T> {
return Resource(SUCCESS, data, null)
}
fun <T> error(msg: String, data: T?): Resource<T> {
return Resource(ERROR, data, msg)
}
fun <T> loading(data: T?): Resource<T> {
return Resource(LOADING, data, null)
}
}
}
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