Jetty getrequestdispatcher returns null

The mime type is determined by the configuration of the servlet container, and may be specified in a web application deployment descriptor. The given path must be begin with, is interpreted relative to the servers document root. This interface is intended to wrap servlets, but a servlet container can create requestdispatcher objects to wrap any type of resources. Servlethandler and the pathinfo matched against the servlet url patterns and setservletpathstring called as a result. These examples are extracted from open source projects.

The given path must be begin with, is interpreted relative to the servers document root and is matched against the context roots of other web. The getrequestdispatcher method takes a string argument describing a path within the scope of the servletcontext. Requestdispatcher from servletrequest vs servletcontext. The difference between this method and servletcontext. Servlet requestdispatcher w3schools tutorialspoint w3adda.

Returns a servletcontext object that corresponds to a specified url on the server this method allows servlets to gain access to the context for various parts of the server, and as needed obtain requestdispatcher objects from the context. The given path must be begin with, is interpreted relative to the servers. The standard interface of mostly getters, is extended with setters so that the request is mutable by the handlers that it is passed to. Returns a requestdispatcher object that acts as a wrapper for the resource located at the given path. Subject to policy config the getcontext other would throw an exception, return null, or return a correct instance as hoped for. Returns the mime type of the specified file, or null if the mime type is not known. String uripath returns a servletcontext object that corresponds to a specified url on the server this method allows servlets to gain access to the context for various parts of the server, and as needed obtain requestdispatcher objects from the context.

Subject to policyconfig the getcontextother would throw an exception, return null, or return a correct instance as hoped for. The following is lifted from the api docs for servletcontext. The getcontextpath method will return null, until the request has been passed to a contexthandler which matches the getpathinfo with a context path and calls setcontextpathstring as a result. If the path begins with a it is interpreted as relative to the current context root. The method uses the path to look up a servlet, using the servlet path matching rules, wraps it with a requestdispatcher object, and returns the resulting object. Cloudclient sends requests to jetty and gets null responses maybe you can put the io. If the request did not include a header of the specified name, this method returns null. During deployment, when the init method is called, getrequestdispatcher returns null. I think that the problem is local see my improved assumption from the warning message, i understand that.

String path the default behavior of this method is to return getrequestdispatcher string path on the wrapped request object. String is that this method can take a relative path. Returns the name of the character encoding used in the body of this request. I realise this topic is a week old, but hopefully i can still clear it up. The jsp successfully uses the session variables, calls request. Jetty certainly would not produce a 403 for a non started servlet. If it is relative, it must be relative against the.

There are two methods defined in the requestdispatcher interface. This method returns null if the servlet container cannot translate the virtual path to a real path for any reason such as when the content is being made available from a. According to the servlet api, getrequestdispatcher only returns null if the servletcontext cannot create a requestdispatcher, which should not happen under normal conditions, i think. If there are multiple headers with the same name, this method returns the first head in the request.

The following are top voted examples for showing how to use javax. Because jetty 6 is a completey new implementation with very little common heritage to jetty 5 you will probably find a number of things that worked in jetty 5 that dont work in 6. String 55 is that this method can take a relative path. The method uses the path to look up a servlet, wraps it with a requestdispatcher object, and returns the resulting object. This path must be relative to the root of the servletcontext and begin with a. Stack overflow for teams is a private, secure spot for you and your coworkers to find and share information. Erp plm business process management ehs management supply chain management ecommerce quality management cmms. For the post requests, the mock request is configured to return a given name if present or null otherwise, and the getrequestdispatcher method returns the associated mock object.

Dec 06, 2016 i think that the problem is local see my improved assumption from the warning message, i understand that. List contains the list of names of jar files in webinflib ordered by their web fragment names with possible exclusions if without any is being used, or null if no absolute or relative ordering has been specified. The java ee 5 api documentation for the getrequestdispatcher method on both javax. Servlet requestdispatcher interface this interface defines an object that receives request from the client and sends them to any resource which can be servlet,html or jsp. A requestdispatcher object can be used to forward a request to the resource or to include the. Note that null does not mean your jsp doesnt exist at the location specified. The servlet spec isnt really clear, but only mentions returning null if the context is served from a war which isnt unpacked. Dispatchers mostly working just parameter support needed. The default behavior of this method is to return getremotehost on the wrapped request object. The getservletpath method will return null until the request has been passed to a org. The requestdispatcher interface provides the facility of dispatching the request to another resource it may be html, servlet or jsp. The servlet container creates the requestdispatcher object, which is used as a wrapper around a server resource located at a particular path or given by a particular name. This allows the request object to be as lightweight as possible and not actually implement any significant behavior. The following are jave code examples for showing how to use getrealpath of the javax.

Requestdispatcher object that acts as a wrapper for the resource located at the given path. The jetty start method will not return until all the components have been started. The default implementation distributed with jetty is the org. Defines an object that receives requests from the client and sends them to any resource such as a servlet, html file, or jsp file on the server. This method returns null if the servlet container cannot return a requestdispatcher. Strictrolecheckpolicy, which assesses a user as having a particular role if that role is at the top of the stack of roles that have been temporarily pushed onto the user, or if the user has no temporarily assigned roles, the role is among those configured for. A requestdispatcher object can be used to forward a request to the resource or to include the resource in a response. Returns the value of the specified request header as a string. This interface is intended to wrap servlets, but a servlet container can create requestdispatcher objects to wrap any type of resource. Example demonstrating usage of requestdispatcher in this example, we will show you how requestdispatcher is used to forward or include response of a resource in a servlet. This is one of the bundles that can be downloaded from liferays release archive. This interface can also be used to include the content of another resource also. I have tried to rtfm but i just can t make it work.