Package org.dspace.app.rest.utils

Class HttpHeadersInitializer

java.lang.Object

org.dspace.app.rest.utils.HttpHeadersInitializer

public class HttpHeadersInitializer
extends Object

This class takes data from the Bitstream/File that has to be send. It'll then digest this input and save it in its local variables. When calling {initialiseHeaders()}, the input and information will be used to set the proper headers with this info and return an Object of HttpHeaders to be used in the response that'll be generated

Field Summary

Fields

Modifier and Type	Field	Description
static String	CONTENT_DISPOSITION_ATTACHMENT
static String	CONTENT_DISPOSITION_INLINE
protected org.slf4j.Logger	log

Constructor Summary

Constructors

Constructor	Description
HttpHeadersInitializer(InputStream inputStream)

Method Summary

Modifier and Type	Method	Description
static HttpHeadersInitializer	fromInputStream(InputStream inputStream)
org.springframework.http.HttpHeaders	initialiseHeaders()	This method will be called to create a HttpHeaders object which will contain the headers needed to form a proper response when returning the Bitstream/File
boolean	isValid()	This method will validate whether or not the given Response/Request/Information/Variables are valid.
HttpHeadersInitializer	with(javax.servlet.http.HttpServletRequest httpRequest)
HttpHeadersInitializer	with(javax.servlet.http.HttpServletResponse httpResponse)
HttpHeadersInitializer	withBufferSize(int bufferSize)
HttpHeadersInitializer	withChecksum(String checksum)
HttpHeadersInitializer	withDisposition(String contentDisposition)
HttpHeadersInitializer	withFileName(String fileName)
HttpHeadersInitializer	withLastModified(long lastModified)
HttpHeadersInitializer	withLength(long length)
HttpHeadersInitializer	withMimetype(String mimetype)

Methods inherited from class java.lang.Object

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

Field Detail

log

protected final org.slf4j.Logger log

CONTENT_DISPOSITION_INLINE

public static final String CONTENT_DISPOSITION_INLINE

See Also:

Constant Field Values

CONTENT_DISPOSITION_ATTACHMENT

public static final String CONTENT_DISPOSITION_ATTACHMENT

See Also:

Constant Field Values

Constructor Detail

HttpHeadersInitializer

public HttpHeadersInitializer(InputStream inputStream)

Method Detail

fromInputStream

public static HttpHeadersInitializer fromInputStream(InputStream inputStream)

with

public HttpHeadersInitializer with(javax.servlet.http.HttpServletRequest httpRequest)

with

public HttpHeadersInitializer with(javax.servlet.http.HttpServletResponse httpResponse)

withLength

public HttpHeadersInitializer withLength(long length)

withFileName

public HttpHeadersInitializer withFileName(String fileName)

withChecksum

public HttpHeadersInitializer withChecksum(String checksum)

withMimetype

public HttpHeadersInitializer withMimetype(String mimetype)

withLastModified

public HttpHeadersInitializer withLastModified(long lastModified)

withBufferSize

public HttpHeadersInitializer withBufferSize(int bufferSize)

withDisposition

public HttpHeadersInitializer withDisposition(String contentDisposition)

initialiseHeaders

public org.springframework.http.HttpHeaders initialiseHeaders()
                                                       throws IOException

This method will be called to create a HttpHeaders object which will contain the headers needed to form a proper response when returning the Bitstream/File

Returns:

A HttpHeaders object containing the information for the Bitstream/File to be sent

Throws:

IOException - If something goes wrong

isValid

public boolean isValid()
                throws IOException

This method will validate whether or not the given Response/Request/Information/Variables are valid. If they're invalid, the Response shouldn't be given. This will do null checks on the response, request, inputstream and filename. Other than this, it'll check Request headers to see if their information is correct.

Returns:

Throws:

IOException