ErrorStatus.kt
/*
* Copyright (C) 2022 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 androidx.health.platform.client.error
import android.os.Parcelable
import androidx.annotation.RestrictTo
import androidx.health.platform.client.impl.data.ProtoParcelable
import androidx.health.platform.client.proto.ErrorProto
import java.lang.reflect.Field
/**
* Data object holding error state for IPC method calls.
*
* @suppress
*/
@RestrictTo(RestrictTo.Scope.LIBRARY)
class ErrorStatus
constructor(
@ErrorCode val errorCode: Int,
val errorMessage: String? = null,
) : ProtoParcelable<ErrorProto.ErrorStatus>() {
override val proto: ErrorProto.ErrorStatus by lazy {
val builder = ErrorProto.ErrorStatus.newBuilder().setCode(errorCode)
errorMessage?.let(builder::setMessage)
builder.build()
}
companion object {
@JvmStatic
@JvmOverloads
fun create(errorCode: Int, errorMessage: String? = null): ErrorStatus {
return ErrorStatus(safeErrorCode(errorCode), errorMessage)
}
@ErrorCode
fun safeErrorCode(errorCode: Int): Int {
return ErrorCode::class
.java
.declaredFields
.filter { it.type.isAssignableFrom(Int::class.java) }
.map { field: Field ->
try {
return@map field[null] as Int
} catch (e: IllegalAccessException) {
return@map ErrorCode.INTERNAL_ERROR
}
}
.firstOrNull { value: Int -> value == errorCode }
?: ErrorCode.INTERNAL_ERROR
}
@JvmField
val CREATOR: Parcelable.Creator<ErrorStatus> = newCreator {
val proto = ErrorProto.ErrorStatus.parseFrom(it)
create(
proto.code,
if (proto.hasMessage()) proto.message else null,
)
}
}
}