org.apache.nutch.searcher.response
Class SearchServlet

java.lang.Object
  javax.servlet.GenericServlet
      javax.servlet.http.HttpServlet
          org.apache.nutch.searcher.response.SearchServlet

All Implemented Interfaces:

Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class SearchServlet
extends javax.servlet.http.HttpServlet

Servlet that allows returning search results in multiple different formats through a ResponseWriter Nutch extension point.

See Also:

ResponseWriter, Serialized Form

Field Summary

static String	DEDUPE
static String	FIELDS
static String	LANG
static org.apache.commons.logging.Log	LOG
static String	NUM_DUPES
static String	QUERY
static String	RESPONSE_TYPE
static String	REVERSE
static String	ROWS
static String	SORT
static String	START
static String	SUMMARY

Constructor Summary

SearchServlet()

Method Summary

protected void	doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) Handles all search requests.
protected void	doPost(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) Forwards all responses to doGet.
void	init(javax.servlet.ServletConfig config) Initializes servlet configuration default values.

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doHead, doOptions, 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

Field Detail

LOG

public static final org.apache.commons.logging.Log LOG

RESPONSE_TYPE

public static final String RESPONSE_TYPE

See Also:

Constant Field Values

QUERY

public static final String QUERY

See Also:

Constant Field Values

LANG

public static final String LANG

See Also:

Constant Field Values

START

public static final String START

See Also:

Constant Field Values

ROWS

public static final String ROWS

See Also:

Constant Field Values

SORT

public static final String SORT

See Also:

Constant Field Values

REVERSE

public static final String REVERSE

See Also:

Constant Field Values

DEDUPE

public static final String DEDUPE

See Also:

Constant Field Values

NUM_DUPES

public static final String NUM_DUPES

See Also:

Constant Field Values

SUMMARY

public static final String SUMMARY

See Also:

Constant Field Values

FIELDS

public static final String FIELDS

See Also:

Constant Field Values

Constructor Detail

SearchServlet

public SearchServlet()

Method Detail

init

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

Initializes servlet configuration default values. Gets NutchBean and ResponseWriters.

Specified by:

init in interface javax.servlet.Servlet

Overrides:

init in class javax.servlet.GenericServlet

Throws:

javax.servlet.ServletException

doPost

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

Forwards all responses to doGet.

Overrides:

doPost in class javax.servlet.http.HttpServlet

Throws:

javax.servlet.ServletException

IOException

doGet

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

Handles all search requests. Gets parameter input. Does the search and gets Hits, details, and summaries. Passes off to ResponseWriter classes to writer different output formats directly to HttpServletResponse.

Overrides:

doGet in class javax.servlet.http.HttpServlet

Throws:

javax.servlet.ServletException

IOException