org.springframework.data.mongodb.gridfs

Class GridFsResource

java.lang.Object

org.springframework.core.io.AbstractResource

org.springframework.core.io.InputStreamResource

org.springframework.data.mongodb.gridfs.GridFsResource

All Implemented Interfaces:

org.springframework.core.io.InputStreamSource, org.springframework.core.io.Resource

public class GridFsResource
extends org.springframework.core.io.InputStreamResource

GridFSFile based Resource implementation.

Author:

Oliver Gierke, Christoph Strobl, Hartmut Lang

Constructor Summary

Constructors

Constructor and Description
GridFsResource(com.mongodb.client.gridfs.model.GridFSFile file) Creates a new GridFsResource from the given GridFSFile.
GridFsResource(com.mongodb.client.gridfs.model.GridFSFile file, InputStream inputStream) Creates a new GridFsResource from the given GridFSFile and InputStream.

Method Summary

Modifier and Type	Method and Description
long	contentLength()
String	getContentType() Returns the Resource's content type.
String	getFilename()
Object	getId() Returns the Resource's id.
long	lastModified()

Methods inherited from class org.springframework.core.io.InputStreamResource

equals, exists, getDescription, getInputStream, hashCode, isOpen

Methods inherited from class org.springframework.core.io.AbstractResource

createRelative, getFile, getFileForLastModifiedCheck, getURI, getURL, isFile, isReadable, readableChannel, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

GridFsResource

public GridFsResource(com.mongodb.client.gridfs.model.GridFSFile file)

Creates a new GridFsResource from the given GridFSFile.

Parameters:

file - must not be null.

GridFsResource

public GridFsResource(com.mongodb.client.gridfs.model.GridFSFile file,
                      InputStream inputStream)

Creates a new GridFsResource from the given GridFSFile and InputStream.

Parameters:

file - must not be null.

inputStream - must not be null.

Method Detail

contentLength

public long contentLength()
                   throws IOException

Specified by:

contentLength in interface org.springframework.core.io.Resource

Overrides:

contentLength in class org.springframework.core.io.AbstractResource

Throws:

IOException

getFilename

public String getFilename()
                   throws IllegalStateException

Specified by:

getFilename in interface org.springframework.core.io.Resource

Overrides:

getFilename in class org.springframework.core.io.AbstractResource

Throws:

IllegalStateException

lastModified

public long lastModified()
                  throws IOException

Specified by:

lastModified in interface org.springframework.core.io.Resource

Overrides:

lastModified in class org.springframework.core.io.AbstractResource

Throws:

IOException

getId

public Object getId()

Returns the Resource's id.

Returns:

never null.

getContentType

public String getContentType()

Returns the Resource's content type.

Returns:

never null.

Throws:

com.mongodb.MongoGridFSException - in case no content type declared on GridFSFile.getMetadata() nor provided via GridFSFile.getContentType().