org.gcube.datatransfer.resolver.gis.geonetwork

Class GeonetworkResolver

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

org.gcube.datatransfer.resolver.gis.geonetwork.GeonetworkResolver

All Implemented Interfaces:

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

public class GeonetworkResolver
extends javax.servlet.http.HttpServlet

The Class GeonetworkResolver. Works as a proxy in order to authenticate HTTP POST calls on gCube Geonetwork servers discovered by SCOPE on gCube Information System Used by gCube Data Catalog for harvesting metadata

Author:

Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it May 12, 2016

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static String	APPLICATION_XML
static long	CACHE_RESET_DELAY
static long	CACHE_RESET_TIME
protected Map<String,ServerParameters>	cacheGNServerParams
static String	CSW_SERVER
static String	REMAIN_PATH
static String	RESET_CACHE
static String	RESET_CACHED_SCOPE
static String	SCOPE
static String	SRV_EN_MEF_EXPORT
static String	UUID

Constructor Summary

Constructors

Constructor and Description
GeonetworkResolver()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	doGet(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse resp)
protected void	doPost(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse resp)
protected ServerParameters	getGeonetworkCachedServerParameters(String scope) Gets the geonetwork cached server parameters.
protected String	getLayerWmsRequest(String scope, String gisUUID, ServerParameters geonetworkParams) Gets the layer wms request.
void	init()
static void	main(String[] args) The main method.
protected void	sendError(javax.servlet.http.HttpServletResponse response, int status, String message) Send error.
protected void	urlRedirect(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse response, String redirectTo) Url redirect.

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

SRV_EN_MEF_EXPORT

public static final String SRV_EN_MEF_EXPORT

See Also:

Constant Field Values

UUID

public static final String UUID

See Also:

Constant Field Values

APPLICATION_XML

public static final String APPLICATION_XML

See Also:

Constant Field Values

SCOPE

public static final String SCOPE

See Also:

Constant Field Values

REMAIN_PATH

public static final String REMAIN_PATH

See Also:

Constant Field Values

RESET_CACHE

public static final String RESET_CACHE

See Also:

Constant Field Values

RESET_CACHED_SCOPE

public static final String RESET_CACHED_SCOPE

See Also:

Constant Field Values

CSW_SERVER

public static final String CSW_SERVER

See Also:

Constant Field Values

cacheGNServerParams

protected Map<String,ServerParameters> cacheGNServerParams

CACHE_RESET_TIME

public static final long CACHE_RESET_TIME

See Also:

Constant Field Values

CACHE_RESET_DELAY

public static final long CACHE_RESET_DELAY

See Also:

Constant Field Values

Constructor Detail

GeonetworkResolver

public GeonetworkResolver()

Method Detail

init

public void init()
          throws javax.servlet.ServletException

Overrides:

init in class javax.servlet.GenericServlet

Throws:

javax.servlet.ServletException

doGet

protected void doGet(javax.servlet.http.HttpServletRequest req,
         javax.servlet.http.HttpServletResponse resp)
              throws javax.servlet.ServletException,
                     IOException

Overrides:

doGet in class javax.servlet.http.HttpServlet

Throws:

javax.servlet.ServletException

IOException

doPost

protected void doPost(javax.servlet.http.HttpServletRequest req,
          javax.servlet.http.HttpServletResponse resp)
               throws javax.servlet.ServletException,
                      IOException

Overrides:

doPost in class javax.servlet.http.HttpServlet

Throws:

javax.servlet.ServletException

IOException

getGeonetworkCachedServerParameters

protected ServerParameters getGeonetworkCachedServerParameters(String scope)
                                                        throws Exception

Gets the geonetwork cached server parameters.

Parameters:

scope - the scope

Returns:

the geonetwork cached server parameters

Throws:

Exception - the exception

getLayerWmsRequest

protected String getLayerWmsRequest(String scope,
                        String gisUUID,
                        ServerParameters geonetworkParams)
                             throws Exception

Gets the layer wms request.

Parameters:

scope - the scope

gisUUID - the gis uuid

geonetworkParams - the geonetwork params

Returns:

the layer wms request

Throws:

Exception - the exception

sendError

protected void sendError(javax.servlet.http.HttpServletResponse response,
             int status,
             String message)
                  throws IOException

Send error.

Parameters:

response - the response

status - the status

message - the message

Throws:

IOException - Signals that an I/O exception has occurred.

urlRedirect

protected void urlRedirect(javax.servlet.http.HttpServletRequest req,
               javax.servlet.http.HttpServletResponse response,
               String redirectTo)
                    throws IOException

Url redirect.

Parameters:

req - the req

response - the response

redirectTo - the redirect to

Throws:

IOException - Signals that an I/O exception has occurred.

main

public static void main(String[] args)
                 throws UnsupportedEncodingException

The main method.

Parameters:

args - the arguments

Throws:

UnsupportedEncodingException - the unsupported encoding exception