org.apache.synapse.transport.nhttp

## Class DefaultHttpGetProcessor

- java.lang.Object
- - org.apache.synapse.transport.nhttp.DefaultHttpGetProcessor

- All Implemented Interfaces:
    HttpGetRequestProcessor

      public class DefaultHttpGetProcessor
      extends Object
      implements HttpGetRequestProcessor

  Default http Get processor implementation for Synapse.

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `protected org.apache.axis2.context.ConfigurationContext` | `cfgCtx`
    `protected ServerHandler` | `serverHandler`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `DefaultHttpGetProcessor()`

  - ### Method Summary

    All Methods Static Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `protected void` | `generateServiceDetailsPage(org.apache.http.HttpResponse response, org.apache.http.nio.NHttpServerConnection conn, OutputStream os, String serviceName)` Generates service details page.
    `protected void` | `generateServicesList(org.apache.http.HttpResponse response, org.apache.http.nio.NHttpServerConnection conn, OutputStream os, String servicePath)` Generates the services list.
    `protected void` | `generateWsdl(org.apache.http.HttpRequest request, org.apache.http.HttpResponse response, org.apache.axis2.context.MessageContext msgContext, org.apache.http.nio.NHttpServerConnection conn, OutputStream os, String serviceName, Map<String,String> parameters, boolean isRestDispatching)` Generate WSDL.
    `protected void` | `generateWsdl2(org.apache.http.HttpRequest request, org.apache.http.HttpResponse response, org.apache.axis2.context.MessageContext msgContext, org.apache.http.nio.NHttpServerConnection conn, OutputStream os, String serviceName, boolean isRestDispatching)` Generate WSDL2.
    `protected void` | `generateXsd(org.apache.http.HttpRequest request, org.apache.http.HttpResponse response, org.apache.axis2.context.MessageContext messageCtx, org.apache.http.nio.NHttpServerConnection conn, OutputStream os, String serviceName, Map<String,String> parameters, boolean isRestDispatching)` Generates Schema.
    `protected static String` | `getIpAddress()` Whatever this method returns as the IP is ignored by the actual http/s listener when its getServiceEPR is invoked.
    `protected String` | `getServiceName(org.apache.http.HttpRequest request)` Returns the service name.
    `protected String` | `getServicesHTML(String prefix)` Returns the HTML text for the list of services deployed.
    `protected void` | `handleBrowserException(org.apache.http.HttpResponse response, org.apache.http.nio.NHttpServerConnection conn, OutputStream os, String msg, Exception e)` Handles browser exception.
    `protected void` | `handleException(org.apache.http.HttpResponse response, org.apache.axis2.context.MessageContext msgContext, org.apache.http.nio.NHttpServerConnection conn, OutputStream os, String msg, Exception e)` Handles exception.
    `void` | `init(org.apache.axis2.context.ConfigurationContext cfgCtx, ServerHandler serverHandler)` Initialize the HttpGetProcessor
    `protected static boolean` | `isIP(String hostAddress)`
    `protected boolean` | `isServiceListBlocked(String incomingURI)` Is the incoming URI is requesting service list and http.block_service_list=true in nhttp.properties
    `protected boolean` | `isWSDLProvidedForProxyService(org.apache.axis2.description.AxisService service)` Checks whether a wsdl is provided for a proxy service.
    `void` | `process(org.apache.http.HttpRequest request, org.apache.http.HttpResponse response, org.apache.axis2.context.MessageContext msgContext, org.apache.http.nio.NHttpServerConnection conn, OutputStream os, boolean isRestDispatching)` Process the HTTP GET request.
    `protected void` | `processGetAndDelete(org.apache.http.HttpRequest request, org.apache.http.HttpResponse response, org.apache.axis2.context.MessageContext msgContext, org.apache.http.nio.NHttpServerConnection conn, OutputStream os, String method, boolean isRestDispatching)` Calls the RESTUtil to process GET and DELETE Request

    - ### Methods inherited from class java.lang.Object

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

- - ### Field Detail

    - #### cfgCtx

          protected org.apache.axis2.context.ConfigurationContext cfgCtx

    - #### serverHandler

          protected ServerHandler serverHandler

  - ### Constructor Detail

    - #### DefaultHttpGetProcessor

          public DefaultHttpGetProcessor()

  - ### Method Detail

    - #### init

          public void init(org.apache.axis2.context.ConfigurationContext cfgCtx,
                           ServerHandler serverHandler)
                    throws org.apache.axis2.AxisFault

      Description copied from interface: `HttpGetRequestProcessor`
      Initialize the HttpGetProcessor
      Specified by:
        `init` in interface `HttpGetRequestProcessor`
      Parameters:
        `cfgCtx` - servers configuration context
        `serverHandler` - dispatching handler
      Throws:
        `org.apache.axis2.AxisFault` - if an error occurs

    - #### process

          public void process(org.apache.http.HttpRequest request,
                              org.apache.http.HttpResponse response,
                              org.apache.axis2.context.MessageContext msgContext,
                              org.apache.http.nio.NHttpServerConnection conn,
                              OutputStream os,
                              boolean isRestDispatching)

      Process the HTTP GET request.
      Specified by:
        `process` in interface `HttpGetRequestProcessor`
      Parameters:
        `request` - The HttpRequest
        `response` - The HttpResponse
        `msgContext` - The MessageContext
        `conn` - The NHttpServerConnection
        `os` - The OutputStream
        `isRestDispatching` - Rest dispatching

    - #### isServiceListBlocked

          protected boolean isServiceListBlocked(String incomingURI)

      Is the incoming URI is requesting service list and http.block_service_list=true in nhttp.properties
      Parameters:
        `incomingURI` - incoming URI
      Returns:
        whether to proceed with incomingURI

    - #### getServiceName

          protected String getServiceName(org.apache.http.HttpRequest request)

      Returns the service name.
      Parameters:
        `request` - HttpRequest
      Returns:
        service name as a String

    - #### generateServicesList

          protected void generateServicesList(org.apache.http.HttpResponse response,
                                              org.apache.http.nio.NHttpServerConnection conn,
                                              OutputStream os,
                                              String servicePath)

      Generates the services list.
      Parameters:
        `response` - HttpResponse
        `conn` - NHttpServerConnection
        `os` - OutputStream
        `servicePath` - service path of the service

    - #### generateServiceDetailsPage

          protected void generateServiceDetailsPage(org.apache.http.HttpResponse response,
                                                    org.apache.http.nio.NHttpServerConnection conn,
                                                    OutputStream os,
                                                    String serviceName)

      Generates service details page.
      Parameters:
        `response` - HttpResponse
        `conn` - NHttpServerConnection
        `os` - OutputStream
        `serviceName` - service name

    - #### generateXsd

          protected void generateXsd(org.apache.http.HttpRequest request,
                                     org.apache.http.HttpResponse response,
                                     org.apache.axis2.context.MessageContext messageCtx,
                                     org.apache.http.nio.NHttpServerConnection conn,
                                     OutputStream os,
                                     String serviceName,
                                     Map<String,String> parameters,
                                     boolean isRestDispatching)

      Generates Schema.
      Parameters:
        `response` - HttpResponse
        `conn` - NHttpServerConnection
        `os` - OutputStream
        `serviceName` - service name
        `parameters` - url parameters

    - #### generateWsdl2

          protected void generateWsdl2(org.apache.http.HttpRequest request,
                                       org.apache.http.HttpResponse response,
                                       org.apache.axis2.context.MessageContext msgContext,
                                       org.apache.http.nio.NHttpServerConnection conn,
                                       OutputStream os,
                                       String serviceName,
                                       boolean isRestDispatching)

      Generate WSDL2.
      Parameters:
        `request` - HttpRequest
        `response` - HttpResponse
        `msgContext` - MessageContext
        `conn` - NHttpServerConnection
        `os` - OutputStream
        `serviceName` - service name
        `isRestDispatching` - weather nhttp should do rest dispatching

    - #### generateWsdl

          protected void generateWsdl(org.apache.http.HttpRequest request,
                                      org.apache.http.HttpResponse response,
                                      org.apache.axis2.context.MessageContext msgContext,
                                      org.apache.http.nio.NHttpServerConnection conn,
                                      OutputStream os,
                                      String serviceName,
                                      Map<String,String> parameters,
                                      boolean isRestDispatching)

      Generate WSDL.
      Parameters:
        `request` - HttpRequest
        `response` - HttpResponse
        `msgContext` - MessageContext
        `conn` - NHttpServerConnection
        `os` - OutputStream
        `serviceName` - service name
        `parameters` - parameters
        `isRestDispatching` - if restDispatching is on

    - #### processGetAndDelete

          protected void processGetAndDelete(org.apache.http.HttpRequest request,
                                             org.apache.http.HttpResponse response,
                                             org.apache.axis2.context.MessageContext msgContext,
                                             org.apache.http.nio.NHttpServerConnection conn,
                                             OutputStream os,
                                             String method,
                                             boolean isRestDispatching)

      Calls the RESTUtil to process GET and DELETE Request
      Parameters:
        `request` - HttpRequest
        `response` - HttpResponse
        `msgContext` - MessageContext
        `conn` - NHttpServerConnection
        `os` - OutputStream
        `method` - HTTP method, either GET or DELETE
        `isRestDispatching` - weather transport should do rest dispatching

    - #### handleException

          protected void handleException(org.apache.http.HttpResponse response,
                                         org.apache.axis2.context.MessageContext msgContext,
                                         org.apache.http.nio.NHttpServerConnection conn,
                                         OutputStream os,
                                         String msg,
                                         Exception e)

      Handles exception.
      Parameters:
        `response` - HttpResponse
        `msgContext` - MessageContext
        `conn` - NHttpServerConnection
        `os` - OutputStream
        `msg` - message
        `e` - Exception

    - #### handleBrowserException

          protected void handleBrowserException(org.apache.http.HttpResponse response,
                                                org.apache.http.nio.NHttpServerConnection conn,
                                                OutputStream os,
                                                String msg,
                                                Exception e)

      Handles browser exception.
      Parameters:
        `response` - HttpResponse
        `conn` - NHttpServerConnection
        `os` - OutputStream
        `msg` - message
        `e` - Exception

    - #### isWSDLProvidedForProxyService

          protected boolean isWSDLProvidedForProxyService(org.apache.axis2.description.AxisService service)

      Checks whether a wsdl is provided for a proxy service.
      Parameters:
        `service` - AxisService
      Returns:
        whether the wsdl is provided or not

    - #### getIpAddress

          protected static String getIpAddress()
                                        throws SocketException

      Whatever this method returns as the IP is ignored by the actual http/s listener when its getServiceEPR is invoked. This was originally copied from axis2
      Returns:
        Returns String.
      Throws:
        `SocketException` - if the socket can not be accessed

    - #### isIP

          protected static boolean isIP(String hostAddress)

    - #### getServicesHTML

          protected String getServicesHTML(String prefix)

      Returns the HTML text for the list of services deployed. This can be delegated to another Class as well where it will handle more options of GET messages.
      Parameters:
        `prefix` - to be used for the Service names
      Returns:
        the HTML to be displayed as a String

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