cn.wandersnail.commons.helper

类 DownloadManagerPro

java.lang.Object

cn.wandersnail.commons.helper.DownloadManagerPro

public class DownloadManagerPro
extends java.lang.Object

DownloadManagerPro

Get download info
• getStatusById(long) get download status
• getDownloadBytes(long) get downloaded byte, total byte
• getBytesAndStatus(long) get downloaded byte, total byte and download status
• getFileName(long) get download file name
• getUri(long) get download uri
• getReason(long) get failed code or paused reason
• getPausedReason(long) get paused reason
• getErrorCode(long) get failed error code

Operate download
• isExistPauseAndResumeMethod() whether exist pauseDownload and resumeDownload method in DownloadManager
• pauseDownload(long...) pause download. need pauseDownload(long...) method in DownloadManager
• resumeDownload(long...) onShow download. need resumeDownload(long...) method in DownloadManager

RequestPro
• DownloadManagerPro.RequestPro.setNotiClass(String) set noti class
• DownloadManagerPro.RequestPro.setNotiExtras(String) set noti extras

嵌套类概要

嵌套类

限定符和类型	类和说明
static class	DownloadManagerPro.RequestPro

字段概要

字段

限定符和类型	字段和说明
static java.lang.String	COLUMN_LOCAL_FILENAME represents downloaded file above api 11
static java.lang.String	COLUMN_LOCAL_URI represents downloaded file below api 11
static android.net.Uri	CONTENT_URI
static java.lang.String	METHOD_NAME_PAUSE_DOWNLOAD
static java.lang.String	METHOD_NAME_RESUME_DOWNLOAD

构造器概要

构造器

构造器和说明
DownloadManagerPro(android.app.DownloadManager downloadManager)

方法概要

限定符和类型	方法和说明
int[]	getBytesAndStatus(long downloadId) get downloaded byte, total byte and download status
int[]	getDownloadBytes(long downloadId) get downloaded byte, total byte
int	getErrorCode(long downloadId) get failed error code
java.lang.String	getFileName(long downloadId) get download file name
int	getPausedReason(long downloadId) get paused reason
int	getReason(long downloadId) get failed code or paused reason
int	getStatusById(long downloadId) get download status
java.lang.String	getUri(long downloadId) get download uri
static boolean	isExistPauseAndResumeMethod() whether exist pauseDownload and resumeDownload method in DownloadManager
int	pauseDownload(long... ids) pause download
int	resumeDownload(long... ids) onShow download

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

字段详细资料

CONTENT_URI

public static final android.net.Uri CONTENT_URI

COLUMN_LOCAL_FILENAME

public static final java.lang.String COLUMN_LOCAL_FILENAME

represents downloaded file above api 11

另请参阅:

常量字段值

COLUMN_LOCAL_URI

public static final java.lang.String COLUMN_LOCAL_URI

represents downloaded file below api 11

另请参阅:

常量字段值

METHOD_NAME_PAUSE_DOWNLOAD

public static final java.lang.String METHOD_NAME_PAUSE_DOWNLOAD

另请参阅:

常量字段值

METHOD_NAME_RESUME_DOWNLOAD

public static final java.lang.String METHOD_NAME_RESUME_DOWNLOAD

另请参阅:

常量字段值

构造器详细资料

DownloadManagerPro

public DownloadManagerPro(android.app.DownloadManager downloadManager)

方法详细资料

getStatusById

public int getStatusById(long downloadId)

get download status

参数:

downloadId -

返回:

getDownloadBytes

public int[] getDownloadBytes(long downloadId)

get downloaded byte, total byte

参数:

downloadId -

返回:

a int array with two elements

• result[0] represents downloaded bytes, This will initially be -1.
• result[1] represents total bytes, This will initially be -1.

getBytesAndStatus

public int[] getBytesAndStatus(long downloadId)

get downloaded byte, total byte and download status

参数:

downloadId -

返回:

a int array with three elements

• result[0] represents downloaded bytes, This will initially be -1.
• result[1] represents total bytes, This will initially be -1.
• result[2] represents download status, This will initially be 0.

pauseDownload

public int pauseDownload(long... ids)

pause download

参数:

ids - the IDs of the downloads to be paused

返回:

the number of downloads actually paused, -1 if exception or method not exist

resumeDownload

public int resumeDownload(long... ids)

onShow download

参数:

ids - the IDs of the downloads to be resumed

返回:

the number of downloads actually resumed, -1 if exception or method not exist

isExistPauseAndResumeMethod

public static boolean isExistPauseAndResumeMethod()

whether exist pauseDownload and resumeDownload method in DownloadManager

返回:

getFileName

public java.lang.String getFileName(long downloadId)

get download file name

参数:

downloadId -

返回:

getUri

public java.lang.String getUri(long downloadId)

get download uri

参数:

downloadId -

返回:

getReason

public int getReason(long downloadId)

get failed code or paused reason

参数:

downloadId -

返回:

• if status of downloadId is DownloadManager.STATUS_PAUSED, return getPausedReason(long)
• if status of downloadId is DownloadManager.STATUS_FAILED, return getErrorCode(long)
• if status of downloadId is neither DownloadManager.STATUS_PAUSED nor DownloadManager.STATUS_FAILED, return 0

getPausedReason

public int getPausedReason(long downloadId)

get paused reason

参数:

downloadId -

返回:

• if status of downloadId is DownloadManager.STATUS_PAUSED, return one of DownloadManager.PAUSED_WAITING_TO_RETRY
DownloadManager.PAUSED_WAITING_FOR_NETWORK
DownloadManager.PAUSED_QUEUED_FOR_WIFI
DownloadManager.PAUSED_UNKNOWN
• else return DownloadManager.PAUSED_UNKNOWN

getErrorCode

public int getErrorCode(long downloadId)

get failed error code

参数:

downloadId -

返回:

one of DownloadManager#ERROR_*