com.allen_sauer.gwt.log.server

Class RemoteLoggerServlet

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet

com.google.gwt.user.server.rpc.RemoteServiceServlet

com.allen_sauer.gwt.log.server.RemoteLoggerServlet

All Implemented Interfaces:

RemoteLoggerService, com.google.gwt.user.client.rpc.RemoteService, com.google.gwt.user.server.rpc.SerializationPolicyProvider, java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

Direct Known Subclasses:

PromiscuousRemoteLoggerServlet

public class RemoteLoggerServlet
extends com.google.gwt.user.server.rpc.RemoteServiceServlet
implements RemoteLoggerService

Default remote logger servlet, which can be configured as a web.xml servlet.

See Also:

Serialized Form

Field Summary

Fields inherited from class com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet

perThreadRequest, perThreadResponse

Constructor Summary

Constructors

Constructor and Description
RemoteLoggerServlet()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	doOptions(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) If the servlet init-param is set, handle preflight OPTIONS requests which are sent by the browser before sending a cross-domain XHR.
protected java.lang.String	getAccessControlAllowOriginHeader(javax.servlet.http.HttpServletRequest request) Method which returns the , or null if no cross-domain access control headers should be set.
void	init(javax.servlet.ServletConfig config)
java.util.ArrayList<LogRecord>	log(java.util.ArrayList<LogRecord> logRecords)
protected void	onAfterResponseSerialized(java.lang.String serializedResponse) Ensures that the the RPC response contains the necessary access control headers for cross-domain access.
protected boolean	shouldReturnDeobfuscatedStackTraceToClient() Override this method to prevent clients from receiving deobfuscated JavaScript stack traces.

Methods inherited from class com.google.gwt.user.server.rpc.RemoteServiceServlet

checkPermutationStrongName, doGetSerializationPolicy, getCodeServerPolicyUrl, getSerializationPolicy, loadPolicyFromCodeServer, onBeforeRequestDeserialized, processCall, processPost, shouldCompressResponse

Methods inherited from class com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet

doPost, doUnexpectedFailure, getPermutationStrongName, getThreadLocalRequest, getThreadLocalResponse, onAfterRequestDeserialized, readContent

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doGet, doHead, doPut, doTrace, getLastModified, service, service

Methods inherited from class javax.servlet.GenericServlet

destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, log, log

Methods inherited from class java.lang.Object

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

Constructor Detail

RemoteLoggerServlet

public RemoteLoggerServlet()

Method Detail

init

public final void init(javax.servlet.ServletConfig config)
                throws javax.servlet.ServletException

Specified by:

init in interface javax.servlet.Servlet

Overrides:

init in class com.google.gwt.user.server.rpc.RemoteServiceServlet

Throws:

javax.servlet.ServletException

log

public final java.util.ArrayList<LogRecord> log(java.util.ArrayList<LogRecord> logRecords)

Specified by:

log in interface RemoteLoggerService

doOptions

protected void doOptions(javax.servlet.http.HttpServletRequest request,
             javax.servlet.http.HttpServletResponse response)
                  throws javax.servlet.ServletException,
                         java.io.IOException

If the servlet init-param is set, handle preflight OPTIONS requests which are sent by the browser before sending a cross-domain XHR.

Overrides:

doOptions in class javax.servlet.http.HttpServlet

Parameters:

request - the current HTTP request

response - the current HTTP response

Throws:

javax.servlet.ServletException - see super implementation

java.io.IOException - see super implementation

getAccessControlAllowOriginHeader

protected java.lang.String getAccessControlAllowOriginHeader(javax.servlet.http.HttpServletRequest request)

Method which returns the , or null if no cross-domain access control headers should be set. This classes uses the ACCESS_CONTROL_ALLOW_ORIGIN init-param configuration parameter. Subclasses may override this method implementation.

Parameters:

request - the current HTTP request

Returns:

the which should be set in response to the current AbstractRemoteServiceServlet.getThreadLocalResponse()

onAfterResponseSerialized

protected void onAfterResponseSerialized(java.lang.String serializedResponse)

Ensures that the the RPC response contains the necessary access control headers for cross-domain access.

Overrides:

onAfterResponseSerialized in class com.google.gwt.user.server.rpc.RemoteServiceServlet

Parameters:

serializedResponse - the serialized RPC response

shouldReturnDeobfuscatedStackTraceToClient

protected boolean shouldReturnDeobfuscatedStackTraceToClient()

Override this method to prevent clients from receiving deobfuscated JavaScript stack traces. For example, you may choose to only allow (logged in) developers to access resymbolized stack traces.

Returns:

true if the deobfuscated stack traces should be returned to the client

See Also:

AbstractRemoteServiceServlet.getThreadLocalRequest()