ObjectMetadata

java.lang.Object
- com.alibaba.sdk.android.oss.model.ObjectMetadata

```
public class ObjectMetadata
extends java.lang.Object
```
OSS object metadata class definition. It includes user's custom metadata as well as standard HTTP headers (such as Content-Length, ETag, etc)

字段概要

字段
限定符和类型字段和说明

static java.lang.String AES_256_SERVER_SIDE_ENCRYPTION

字段
限定符和类型	字段和说明
`static java.lang.String`	`AES_256_SERVER_SIDE_ENCRYPTION`

构造器概要

构造器
构造器和说明

ObjectMetadata()

构造器
构造器和说明
`ObjectMetadata()`

方法概要

所有方法实例方法具体方法
限定符和类型	方法和说明
`void`	`addUserMetadata(java.lang.String key, java.lang.String value)` Adds a custom metadata.
`java.lang.String`	`getCacheControl()` Gets Cache-Control header value, which specifies the cache behavior of accessing the object.
`java.lang.String`	`getContentDisposition()` Gets Content-Disposition header value, which specifies how MIME agent is going to handle attachments.
`java.lang.String`	`getContentEncoding()` Gets Content-Encoding header value which means the object content's encoding method.
`long`	`getContentLength()` Gets Content-Length header value which means the object content's size.
`java.lang.String`	`getContentMD5()`
`java.lang.String`	`getContentType()` Gets Content-Type header value in MIME types, which means the object's type.
`java.lang.String`	`getETag()` Gets the ETag value which is the 128bit MD5 digest in HEX encoding.
`java.util.Date`	`getExpirationTime()` Gets Expires header value in Rfc822 format (EEE, dd MMM yyyy HH:mm:ss 'GMT'") If the 'expires' header was not assigned with value, returns null.
`java.util.Date`	`getLastModified()` Gets the Last-Modified value, which is the time of the object's last update.
`java.lang.String`	`getObjectType()` Gets Object type---Normal or Appendable
`java.lang.String`	`getRawExpiresValue()` Gets the raw expires header value without parsing it.
`java.util.Map<java.lang.String,java.lang.Object>`	`getRawMetadata()` Gets the raw metadata dictionary (SDK internal only)
`java.lang.String`	`getServerSideEncryption()` Gets the server side encryption algorithm.
`java.lang.String`	`getSHA1()`
`java.util.Map<java.lang.String,java.lang.String>`	`getUserMetadata()` Gets the user's custom metadata.
`void`	`setCacheControl(java.lang.String cacheControl)` Sets Cache-Control header value, which specifies the cache behavior of accessing the object.
`void`	`setContentDisposition(java.lang.String disposition)` Gets Content-Disposition header value, which specifies how MIME agent is going to handle attachments.
`void`	`setContentEncoding(java.lang.String encoding)` Gets Content-Encoding header value which means the object content's encoding method.
`void`	`setContentLength(long contentLength)` Sets Content-Length header value which means the object content's size.
`void`	`setContentMD5(java.lang.String contentMD5)`
`void`	`setContentType(java.lang.String contentType)` Sets Content-Type header value in MIME types, which means the object's type.
`void`	`setExpirationTime(java.util.Date expirationTime)` Sets Expires header value
`void`	`setHeader(java.lang.String key, java.lang.Object value)` Sets header (SDK internal usage only).
`void`	`setLastModified(java.util.Date lastModified)` Sets the Last-Modified value, which is the time of the object's last update(SDK internal only).
`void`	`setServerSideEncryption(java.lang.String serverSideEncryption)` Sets the server side encryption algorithm.
`void`	`setSHA1(java.lang.String value)`
`void`	`setUserMetadata(java.util.Map<java.lang.String,java.lang.String> userMetadata)` Sets user's custom metadata.
`java.lang.String`	`toString()`

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- 字段详细资料
  - AES_256_SERVER_SIDE_ENCRYPTION
```
public static final java.lang.String AES_256_SERVER_SIDE_ENCRYPTION
```
    另请参阅:
    
    常量字段值
- 构造器详细资料
  - ObjectMetadata
```
public ObjectMetadata()
```
- 方法详细资料
  - getUserMetadata
```
public java.util.Map<java.lang.String,java.lang.String> getUserMetadata()
```
    Gets the user's custom metadata.
    
    The keys in this userMetadata should include the prefix 'x-oss-meta-'. For example, if customMeta is {uuid:value}, the key should be set to 'x-oss-meta-uuid' Meanwhile the metadata's key is case insensitive and all metadata keys returned from OSS is in lowercase.
    
    返回:
    
    User's custom metadata.
  - setUserMetadata
```
public void setUserMetadata(java.util.Map<java.lang.String,java.lang.String> userMetadata)
```
    Sets user's custom metadata.
    
    参数:
    
    userMetadata - User's custom metadata
  - setHeader
```
public void setHeader(java.lang.String key,
                      java.lang.Object value)
```
    Sets header (SDK internal usage only).
    
    参数:
    
    key - Request Key.
    
    value - Request Value.
  - addUserMetadata
```
public void addUserMetadata(java.lang.String key,
                            java.lang.String value)
```
    Adds a custom metadata.
    
    参数:
    
    key - metadata key This key should include the prefix "x-oss-meta-"
    
    value - metadata value
  - getLastModified
```
public java.util.Date getLastModified()
```
    Gets the Last-Modified value, which is the time of the object's last update.
    
    返回:
    
    The object's last modified time.
  - setLastModified
```
public void setLastModified(java.util.Date lastModified)
```
    Sets the Last-Modified value, which is the time of the object's last update(SDK internal only).
    
    参数:
    
    lastModified - The object's last modified time.
  - getExpirationTime
```
public java.util.Date getExpirationTime()
                                 throws java.text.ParseException
```
    Gets Expires header value in Rfc822 format (EEE, dd MMM yyyy HH:mm:ss 'GMT'") If the 'expires' header was not assigned with value, returns null.
    
    返回:
    
    Expires header value in Rfc822 format.
    
    抛出:
    
    java.text.ParseException - unable to parse the Expires value into Rfc822 format
  - setExpirationTime
```
public void setExpirationTime(java.util.Date expirationTime)
```
    Sets Expires header value
    
    参数:
    
    expirationTime - Expires time
  - getRawExpiresValue
```
public java.lang.String getRawExpiresValue()
```
    Gets the raw expires header value without parsing it. If the 'expires' header was not assigned with value, returns null.
    
    返回:
    
    The raw expires header value
  - getContentLength
```
public long getContentLength()
```
    Gets Content-Length header value which means the object content's size.
    
    返回:
    
    The value of Content-Length header.
  - setContentLength
```
public void setContentLength(long contentLength)
```
    Sets Content-Length header value which means the object content's size. The Content-Length header must be specified correctly when uploading an object.
    
    参数:
    
    contentLength - Object content length
    
    抛出:
    
    java.lang.IllegalArgumentException - Object content length is more than 5GB or less than 0.
  - getContentType
```
public java.lang.String getContentType()
```
    Gets Content-Type header value in MIME types, which means the object's type.
    
    返回:
    
    The object Content-Type value in MIME types.
  - setContentType
```
public void setContentType(java.lang.String contentType)
```
    Sets Content-Type header value in MIME types, which means the object's type.
    
    参数:
    
    contentType - The object Content-Type value in MIME types.
  - getContentMD5
```
public java.lang.String getContentMD5()
```
  - setContentMD5
```
public void setContentMD5(java.lang.String contentMD5)
```
  - getSHA1
```
public java.lang.String getSHA1()
```
  - setSHA1
```
public void setSHA1(java.lang.String value)
```
  - getContentEncoding
```
public java.lang.String getContentEncoding()
```
    Gets Content-Encoding header value which means the object content's encoding method.
    
    返回:
    
    The object content's encoding
  - setContentEncoding
```
public void setContentEncoding(java.lang.String encoding)
```
    Gets Content-Encoding header value which means the object content's encoding method.
    
    参数:
    
    encoding - The object content's encoding.
  - getCacheControl
```
public java.lang.String getCacheControl()
```
    Gets Cache-Control header value, which specifies the cache behavior of accessing the object.
    
    返回:
    
    Cache-Control header value
  - setCacheControl
```
public void setCacheControl(java.lang.String cacheControl)
```
    Sets Cache-Control header value, which specifies the cache behavior of accessing the object.
    
    参数:
    
    cacheControl - Cache-Control header value
  - getContentDisposition
```
public java.lang.String getContentDisposition()
```
    Gets Content-Disposition header value, which specifies how MIME agent is going to handle attachments.
    
    返回:
    
    Content-Disposition header value
  - setContentDisposition
```
public void setContentDisposition(java.lang.String disposition)
```
    Gets Content-Disposition header value, which specifies how MIME agent is going to handle attachments.
    
    参数:
    
    disposition - Content-Disposition header value
  - getETag
```
public java.lang.String getETag()
```
    Gets the ETag value which is the 128bit MD5 digest in HEX encoding.
    
    返回:
    
    The ETag value.
  - getServerSideEncryption
```
public java.lang.String getServerSideEncryption()
```
    Gets the server side encryption algorithm.
    
    返回:
    
    The server side encryption algorithm. No encryption if it returns null.
  - setServerSideEncryption
```
public void setServerSideEncryption(java.lang.String serverSideEncryption)
```
    Sets the server side encryption algorithm.
  - getObjectType
```
public java.lang.String getObjectType()
```
    Gets Object type---Normal or Appendable
    
    返回:
    
    Object type
  - getRawMetadata
```
public java.util.Map<java.lang.String,java.lang.Object> getRawMetadata()
```
    Gets the raw metadata dictionary (SDK internal only)
    
    返回:
    
    The raw metadata (SDK internal only)
  - toString
```
public java.lang.String toString()
```
    覆盖:
    
    toString 在类中 java.lang.Object

类 ObjectMetadata

字段概要

构造器概要

方法概要

从类继承的方法 java.lang.Object

字段详细资料

AES_256_SERVER_SIDE_ENCRYPTION

构造器详细资料

ObjectMetadata

方法详细资料

getUserMetadata

setUserMetadata

setHeader

addUserMetadata

getLastModified

setLastModified

getExpirationTime

setExpirationTime

getRawExpiresValue

getContentLength

setContentLength

getContentType

setContentType

getContentMD5

setContentMD5

getSHA1

setSHA1

getContentEncoding

setContentEncoding

getCacheControl

setCacheControl

getContentDisposition

setContentDisposition

getETag

getServerSideEncryption

setServerSideEncryption

getObjectType

getRawMetadata

toString