cn.leancloud

类 AVFile

java.lang.Object

cn.leancloud.AVObject

cn.leancloud.AVFile

public final class AVFile
extends AVObject

字段概要

字段

限定符和类型	字段和说明
static String	CLASS_NAME

从类继承的字段 cn.leancloud.AVObject

acl, className, endpointClassName, KEY_ACL, KEY_CLASSNAME, KEY_CREATED_AT, KEY_OBJECT_ID, KEY_UPDATED_AT, logger, objectId, operations, serverData, totallyOverwrite, UUID_LEN

构造器概要

构造器

限定符	构造器和说明
	AVFile()
	AVFile(String name, byte[] data)
	AVFile(String name, File localFile)
	AVFile(String name, String url)
	AVFile(String name, String url, Map<String,Object> metaData)
protected	AVFile(String name, String url, Map<String,Object> metaData, boolean external)

方法概要

限定符和类型	方法和说明
void	addMetaData(String key, Object val)
void	clearMetaData()
boolean	equals(Object o)
Object	get(String key)
String	getBucket()
byte[]	getData()
InputStream	getDataStream()
String	getKey()
Map<String,Object>	getMetaData()
Object	getMetaData(String key)
String	getMimeType()
String	getName()
String	getProvider()
int	getSize()
String	getThumbnailUrl(boolean scaleToFit, int width, int height) Returns a thumbnail image url using QiNiu endpoints.
String	getThumbnailUrl(boolean scaleToFit, int width, int height, int quality, String fmt)
String	getUrl()
int	hashCode()
void	increment(String key)
void	increment(String key, Number value)
void	put(String key, Object value)
void	remove(String key)
Object	removeMetaData(String key)
io.reactivex.Observable<AVFile>	saveInBackground() save to cloud backend.
io.reactivex.Observable<AVFile>	saveInBackground(boolean keepFileName) save to cloud backend.
void	saveInBackground(boolean keepFileName, ProgressCallback progressCallback) save to cloud backend.
void	saveInBackground(ProgressCallback progressCallback) save to cloud backend.
void	setMetaData(Map<String,Object> metaData)
void	setMimeType(String mimeType)
void	setName(String name)
static void	setUploadHeader(String key, String value)
Map<String,Object>	toMap()
static AVFile	withAbsoluteLocalPath(String name, String absoluteLocalFilePath)
static AVFile	withFile(String name, File file)
static io.reactivex.Observable<AVFile>	withObjectIdInBackground(String objectId)

从类继承的方法 cn.leancloud.AVObject

abortOperations, add, addAll, addAllUnique, addNewOperation, addUnique, bitAnd, bitOr, bitXor, cast, containsKey, createWithoutData, createWithoutData, decrement, decrement, delete, deleteAll, deleteAllInBackground, deleteEventually, deleteInBackground, extractCascadingObjects, fetch, fetch, fetchIfNeeded, fetchIfNeededInBackground, fetchInBackground, fetchInBackground, generateACLFromServerData, generateChangedParam, getACL, getAVFile, getAVGeoPoint, getAVObject, getBoolean, getBytes, getCascadingSaveObjects, getClassName, getCreatedAt, getCreatedAtString, getDate, getDouble, getInt, getJSONArray, getJSONObject, getList, getLong, getNumber, getObjectId, getQuery, getRelation, getRequestMethod, getRequestRawEndpoint, getServerData, getString, getUpdatedAt, getUpdatedAtString, getUuid, has, hasCircleReference, internalClassName, internalId, isDataAvailable, isFetchWhenSave, onDataSynchronized, onSaveFailure, onSaveSuccess, parseAVObject, refresh, refresh, refreshInBackground, refreshInBackground, registerSubclass, removeAll, resetAll, resetByRawData, resetServerData, save, saveAll, saveAllInBackground, saveEventually, saveInBackground, setACL, setClassName, setFetchWhenSave, setObjectId, toJSONObject, toJSONString, toString, validFieldName, verifyInternalId

从类继承的方法 java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

字段详细资料

CLASS_NAME

public static final String CLASS_NAME

另请参阅:

常量字段值

构造器详细资料

AVFile

public AVFile()

AVFile

public AVFile(String name,
              byte[] data)

AVFile

public AVFile(String name,
              File localFile)

AVFile

public AVFile(String name,
              String url)

AVFile

public AVFile(String name,
              String url,
              Map<String,Object> metaData)

AVFile

protected AVFile(String name,
                 String url,
                 Map<String,Object> metaData,
                 boolean external)

方法详细资料

setUploadHeader

public static void setUploadHeader(String key,
                                   String value)

equals

public boolean equals(Object o)

覆盖:

equals 在类中 AVObject

hashCode

public int hashCode()

覆盖:

hashCode 在类中 AVObject

withObjectIdInBackground

public static io.reactivex.Observable<AVFile> withObjectIdInBackground(String objectId)

getName

public String getName()

setName

public void setName(String name)

getMetaData

public Map<String,Object> getMetaData()

setMetaData

public void setMetaData(Map<String,Object> metaData)

addMetaData

public void addMetaData(String key,
                        Object val)

getMetaData

public Object getMetaData(String key)

removeMetaData

public Object removeMetaData(String key)

clearMetaData

public void clearMetaData()

getSize

public int getSize()

getMimeType

public String getMimeType()

setMimeType

public void setMimeType(String mimeType)

getKey

public String getKey()

getBucket

public String getBucket()

getUrl

public String getUrl()

getProvider

public String getProvider()

put

public void put(String key,
                Object value)

覆盖:

put 在类中 AVObject

get

public Object get(String key)

覆盖:

get 在类中 AVObject

remove

public void remove(String key)

覆盖:

remove 在类中 AVObject

increment

public void increment(String key)

覆盖:

increment 在类中 AVObject

increment

public void increment(String key,
                      Number value)

覆盖:

increment 在类中 AVObject

getThumbnailUrl

public String getThumbnailUrl(boolean scaleToFit,
                              int width,
                              int height)

Returns a thumbnail image url using QiNiu endpoints.

参数:

scaleToFit -

width -

height -

返回:

另请参阅:

getThumbnailUrl(boolean, int, int, int, String)

getThumbnailUrl

public String getThumbnailUrl(boolean scaleToFit,
                              int width,
                              int height,
                              int quality,
                              String fmt)

toMap

public Map<String,Object> toMap()

saveInBackground

public void saveInBackground(boolean keepFileName,
                             ProgressCallback progressCallback)

save to cloud backend.

参数:

keepFileName - whether keep file name in url or not.

progressCallback - progress callback.

saveInBackground

public void saveInBackground(ProgressCallback progressCallback)

save to cloud backend.

参数:

progressCallback - progress callback.

saveInBackground

public io.reactivex.Observable<AVFile> saveInBackground()

save to cloud backend.

覆盖:

saveInBackground 在类中 AVObject

返回:

Observable object.

saveInBackground

public io.reactivex.Observable<AVFile> saveInBackground(boolean keepFileName)

save to cloud backend.

参数:

keepFileName - whether keep file name in url or not.

返回:

Observable object.

getData

public byte[] getData()

getDataStream

public InputStream getDataStream()

withAbsoluteLocalPath

public static AVFile withAbsoluteLocalPath(String name,
                                           String absoluteLocalFilePath)
                                    throws FileNotFoundException

抛出:

FileNotFoundException

withFile

public static AVFile withFile(String name,
                              File file)
                       throws FileNotFoundException

抛出:

FileNotFoundException