org.alfresco.repo.content.http
Class HttpAlfrescoContentReader
java.lang.Object
org.alfresco.repo.content.AbstractContentAccessor
org.alfresco.repo.content.AbstractContentReader
org.alfresco.repo.content.http.HttpAlfrescoContentReader
- All Implemented Interfaces:
- org.alfresco.service.cmr.repository.ContentAccessor, org.alfresco.service.cmr.repository.ContentReader
public class HttpAlfrescoContentReader
- extends AbstractContentReader
The reader that does the actual communication with the Alfresco HTTP
application.
- Since:
- 2.1
- See Also:
HttpAlfrescoStore
Method Summary |
protected org.alfresco.service.cmr.repository.ContentReader |
createReader()
A factory method for subclasses to implement that will ensure the proper
implementation of the ContentReader.getReader() method. |
boolean |
exists()
|
static java.lang.String |
generateURL(java.lang.String baseHttpUrl,
java.lang.String contentUrl,
java.lang.String ticket,
boolean infoOnly)
Helper to generate a URL based on the ContentStore URL and ticket. |
protected java.nio.channels.ReadableByteChannel |
getDirectReadableChannel()
Provides low-level access to read content from the repository. |
long |
getLastModified()
|
long |
getSize()
|
java.lang.String |
toString()
|
Methods inherited from class org.alfresco.repo.content.AbstractContentReader |
addListener, compareContentReaders, getContent, getContent, getContentInputStream, getContentString, getContentString, getFileChannel, getReadableChannel, getReader, isChannelOpen, isClosed |
Methods inherited from class org.alfresco.repo.content.AbstractContentAccessor |
channelOpened, finalize, getCallbackFileChannel, getContentData, getContentUrl, getEncoding, getLocale, getMimetype, setContentUrl, setEncoding, setLocale, setMimetype |
Methods inherited from class java.lang.Object |
clone, equals, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface org.alfresco.service.cmr.repository.ContentAccessor |
getContentData, getContentUrl, getEncoding, getLocale, getMimetype, setEncoding, setLocale, setMimetype |
HttpAlfrescoContentReader
public HttpAlfrescoContentReader(TransactionService transactionService,
AuthenticationService authenticationService,
java.lang.String baseHttpUrl,
java.lang.String contentUrl)
toString
public java.lang.String toString()
- Overrides:
toString
in class AbstractContentAccessor
exists
public boolean exists()
getLastModified
public long getLastModified()
getSize
public long getSize()
createReader
protected org.alfresco.service.cmr.repository.ContentReader createReader()
throws org.alfresco.service.cmr.repository.ContentIOException
- Description copied from class:
AbstractContentReader
- A factory method for subclasses to implement that will ensure the proper
implementation of the
ContentReader.getReader()
method.
Only the instance need be constructed. The required mimetype, encoding, etc
will be copied across by this class.
- Specified by:
createReader
in class AbstractContentReader
- Returns:
- Returns a reader onto the location referenced by this instance.
The instance must always be a new instance.
- Throws:
org.alfresco.service.cmr.repository.ContentIOException
getDirectReadableChannel
protected java.nio.channels.ReadableByteChannel getDirectReadableChannel()
throws org.alfresco.service.cmr.repository.ContentIOException
- Description copied from class:
AbstractContentReader
- Provides low-level access to read content from the repository.
This is the only of the content reading methods that needs to be implemented
by derived classes. All other content access methods make use of this in their
underlying implementations.
- Specified by:
getDirectReadableChannel
in class AbstractContentReader
- Returns:
- Returns a channel from which content can be read
- Throws:
org.alfresco.service.cmr.repository.ContentIOException
- if the channel could not be opened or the underlying content
has disappeared
generateURL
public static final java.lang.String generateURL(java.lang.String baseHttpUrl,
java.lang.String contentUrl,
java.lang.String ticket,
boolean infoOnly)
- Helper to generate a URL based on the ContentStore URL and ticket.
- Parameters:
baseHttpUrl
- the first part of the URL pointing to the Alfresoc Web ApplicationcontentUrl
- the content URL - never nullticket
- the authentication ticketinfoOnly
- true to add the info-only flag
- Returns:
- Returns the URL with which to access the servlet
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