com.yworks.yfiles.server.graphml.servlets
Class LoadGraphServlet
java.lang.Object
javax.servlet.GenericServlet
javax.servlet.http.HttpServlet
com.yworks.yfiles.server.graphml.servlets.LoadGraphServlet
- All Implemented Interfaces:
- java.io.Serializable, Servlet, ServletConfig
- public abstract class LoadGraphServlet
- extends HttpServlet
Simple abstract base servlet that can send a GraphML file from the server to the flash client.
Subclasses need to override getInputStream(javax.servlet.http.HttpServletRequest)
to return a stream to send to the client for a given request.
If getInputStream
returns null
, the status 204 (no content) response code is sent.
- See Also:
- Serialized Form
Methods inherited from class javax.servlet.GenericServlet |
destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, init, log, log |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
LoadGraphServlet
public LoadGraphServlet()
doPost
protected void doPost(HttpServletRequest httpServletRequest,
HttpServletResponse httpServletResponse)
throws ServletException,
java.io.IOException
- Throws:
ServletException
java.io.IOException
getContentType
protected java.lang.String getContentType()
- Get the content type that will be used for the response header.
Depending on the servlet container configuration, the response
content type might determine whether the servlet container sends a
compressed response.
- Returns:
- A conten MIME type. This implementation returns
"text/html"
.
getInputStream
protected abstract java.io.InputStream getInputStream(HttpServletRequest httpServletRequest)
throws java.io.IOException
- Get a stream to send to the client.
- Parameters:
httpServletRequest
- the request that used by the client.
- Returns:
- a stream or null.
- Throws:
java.io.IOException
- if an IO failure occurs.
doGet
protected void doGet(HttpServletRequest httpServletRequest,
HttpServletResponse httpServletResponse)
throws ServletException,
java.io.IOException
- Throws:
ServletException
java.io.IOException
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