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/*
* Copyright (C) 2018 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.example.android.systemupdatersample.util;
import android.os.UpdateEngine;
import android.util.SparseArray;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
/**
* Helper class to work with update_engine's error codes.
* Many error codes are defined in {@link UpdateEngine.ErrorCodeConstants},
* but you can find more in system/update_engine/common/error_code.h.
*/
public final class UpdateEngineErrorCodes {
/**
* Error code from the update engine. Values must agree with the ones in
* system/update_engine/common/error_code.h.
*/
public static final int UNKNOWN = -1;
public static final int UPDATED_BUT_NOT_ACTIVE = 52;
private static final SparseArray<String> CODE_TO_NAME_MAP = new SparseArray<>();
static {
CODE_TO_NAME_MAP.put(0, "SUCCESS");
CODE_TO_NAME_MAP.put(1, "ERROR");
CODE_TO_NAME_MAP.put(4, "FILESYSTEM_COPIER_ERROR");
CODE_TO_NAME_MAP.put(5, "POST_INSTALL_RUNNER_ERROR");
CODE_TO_NAME_MAP.put(6, "PAYLOAD_MISMATCHED_TYPE_ERROR");
CODE_TO_NAME_MAP.put(7, "INSTALL_DEVICE_OPEN_ERROR");
CODE_TO_NAME_MAP.put(8, "KERNEL_DEVICE_OPEN_ERROR");
CODE_TO_NAME_MAP.put(9, "DOWNLOAD_TRANSFER_ERROR");
CODE_TO_NAME_MAP.put(10, "PAYLOAD_HASH_MISMATCH_ERROR");
CODE_TO_NAME_MAP.put(11, "PAYLOAD_SIZE_MISMATCH_ERROR");
CODE_TO_NAME_MAP.put(12, "DOWNLOAD_PAYLOAD_VERIFICATION_ERROR");
CODE_TO_NAME_MAP.put(15, "NEW_ROOTFS_VERIFICATION_ERROR");
CODE_TO_NAME_MAP.put(20, "DOWNLOAD_STATE_INITIALIZATION_ERROR");
CODE_TO_NAME_MAP.put(48, "USER_CANCELLED");
CODE_TO_NAME_MAP.put(52, "UPDATED_BUT_NOT_ACTIVE");
}
/**
* Completion codes returned by update engine indicating that the update
* was successfully applied.
*/
private static final Set<Integer> SUCCEEDED_COMPLETION_CODES = new HashSet<Integer>(
Arrays.asList(UpdateEngine.ErrorCodeConstants.SUCCESS,
// UPDATED_BUT_NOT_ACTIVE is returned when the payload is
// successfully applied but the
// device won't switch to the new slot after the next boot.
UPDATED_BUT_NOT_ACTIVE));
/**
* checks if update succeeded using errorCode
*/
public static boolean isUpdateSucceeded(int errorCode) {
return SUCCEEDED_COMPLETION_CODES.contains(errorCode);
}
/**
* converts error code to error name
*/
public static String getCodeName(int errorCode) {
return CODE_TO_NAME_MAP.get(errorCode);
}
private UpdateEngineErrorCodes() {}
}
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