/*
* Copyright (C) 2012 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.google.android.vending.expansion.downloader;
import java.io.File;
/**
* Contains the internal constants that are used in the download manager.
* As a general rule, modifying these constants should be done with care.
*/
public class Constants {
/** Tag used for debugging/logging */
public static final String TAG = "LVLDL";
/**
* Expansion path where we store obb files
*/
public static final String EXP_PATH = File.separator + "Android"
+ File.separator + "obb" + File.separator;
/** The intent that gets sent when the service must wake up for a retry */
public static final String ACTION_RETRY = "android.intent.action.DOWNLOAD_WAKEUP";
/** the intent that gets sent when clicking a successful download */
public static final String ACTION_OPEN = "android.intent.action.DOWNLOAD_OPEN";
/** the intent that gets sent when clicking an incomplete/failed download */
public static final String ACTION_LIST = "android.intent.action.DOWNLOAD_LIST";
/** the intent that gets sent when deleting the notification of a completed download */
public static final String ACTION_HIDE = "android.intent.action.DOWNLOAD_HIDE";
/**
* When a number has to be appended to the filename, this string is used to separate the
* base filename from the sequence number
*/
public static final String FILENAME_SEQUENCE_SEPARATOR = "-";
/** The default user agent used for downloads */
public static final String DEFAULT_USER_AGENT = "Android.LVLDM";
/** The buffer size used to stream the data */
public static final int BUFFER_SIZE = 4096;
/** The minimum amount of progress that has to be done before the progress bar gets updated */
public static final int MIN_PROGRESS_STEP = 4096;
/** The minimum amount of time that has to elapse before the progress bar gets updated, in ms */
public static final long MIN_PROGRESS_TIME = 1000;
/** The maximum number of rows in the database (FIFO) */
public static final int MAX_DOWNLOADS = 1000;
/**
* The number of times that the download manager will retry its network
* operations when no progress is happening before it gives up.
*/
public static final int MAX_RETRIES = 5;
/**
* The minimum amount of time that the download manager accepts for
* a Retry-After response header with a parameter in delta-seconds.
*/
public static final int MIN_RETRY_AFTER = 30; // 30s
/**
* The maximum amount of time that the download manager accepts for
* a Retry-After response header with a parameter in delta-seconds.
*/
public static final int MAX_RETRY_AFTER = 24 * 60 * 60; // 24h
/**
* The maximum number of redirects.
*/
public static final int MAX_REDIRECTS = 5; // can't be more than 7.
/**
* The time between a failure and the first retry after an IOException.
* Each subsequent retry grows exponentially, doubling each time.
* The time is in seconds.
*/
public static final int RETRY_FIRST_DELAY = 30;
/** Enable separate connectivity logging */
public static final boolean LOGX = true;
/** Enable verbose logging */
public static final boolean LOGV = false;
/** Enable super-verbose logging */
private static final boolean LOCAL_LOGVV = false;
public static final boolean LOGVV = LOCAL_LOGVV && LOGV;
/**
* This download has successfully completed.
* Warning: there might be other status values that indicate success
* in the future.
* Use isSucccess() to capture the entire category.
*/
public static final int STATUS_SUCCESS = 200;
/**
* This request couldn't be parsed. This is also used when processing
* requests with unknown/unsupported URI schemes.
*/
public static final int STATUS_BAD_REQUEST = 400;
/**
* This download can't be performed because the content type cannot be
* handled.
*/
public static final int STATUS_NOT_ACCEPTABLE = 406;
/**
* This download cannot be performed because the length cannot be
* determined accurately. This is the code for the HTTP error "Length
* Required", which is typically used when making requests that require
* a content length but don't have one, and it is also used in the
* client when a response is received whose length cannot be determined
* accurately (therefore making it impossible to know when a download
* completes).
*/
public static final int STATUS_LENGTH_REQUIRED = 411;
/**
* This download was interrupted and cannot be resumed.
* This is the code for the HTTP error "Precondition Failed", and it is
* also used in situations where the client doesn't have an ETag at all.
*/
public static final int STATUS_PRECONDITION_FAILED = 412;
/**
* The lowest-valued error status that is not an actual HTTP status code.
*/
public static final int MIN_ARTIFICIAL_ERROR_STATUS = 488;
/**
* The requested destination file already exists.
*/
public static final int STATUS_FILE_ALREADY_EXISTS_ERROR = 488;
/**
* Some possibly transient error occurred, but we can't resume the download.
*/
public static final int STATUS_CANNOT_RESUME = 489;
/**
* This download was canceled
*/
public static final int STATUS_CANCELED = 490;
/**
* This download has completed with an error.
* Warning: there will be other status values that indicate errors in
* the future. Use isStatusError() to capture the entire category.
*/
public static final int STATUS_UNKNOWN_ERROR = 491;
/**
* This download couldn't be completed because of a storage issue.
* Typically, that's because the filesystem is missing or full.
* Use the more specific {@link #STATUS_INSUFFICIENT_SPACE_ERROR}
* and {@link #STATUS_DEVICE_NOT_FOUND_ERROR} when appropriate.
*/
public static final int STATUS_FILE_ERROR = 492;
/**
* This download couldn't be completed because of an HTTP
* redirect response that the download manager couldn't
* handle.
*/
public static final int STATUS_UNHANDLED_REDIRECT = 493;
/**
* This download couldn't be completed because of an
* unspecified unhandled HTTP code.
*/
public static final int STATUS_UNHANDLED_HTTP_CODE = 494;
/**
* This download couldn't be completed because of an
* error receiving or processing data at the HTTP level.
*/
public static final int STATUS_HTTP_DATA_ERROR = 495;
/**
* This download couldn't be completed because of an
* HttpException while setting up the request.
*/
public static final int STATUS_HTTP_EXCEPTION = 496;
/**
* This download couldn't be completed because there were
* too many redirects.
*/
public static final int STATUS_TOO_MANY_REDIRECTS = 497;
/**
* This download couldn't be completed due to insufficient storage
* space. Typically, this is because the SD card is full.
*/
public static final int STATUS_INSUFFICIENT_SPACE_ERROR = 498;
/**
* This download couldn't be completed because no external storage
* device was found. Typically, this is because the SD card is not
* mounted.
*/
public static final int STATUS_DEVICE_NOT_FOUND_ERROR = 499;
/**
* The wake duration to check to see if a download is possible.
*/
public static final long WATCHDOG_WAKE_TIMER = 60*1000;
/**
* The wake duration to check to see if the process was killed.
*/
public static final long ACTIVE_THREAD_WATCHDOG = 5*1000;
}
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