Package com.vividsolutions.wms

Class AbstractWMSRequest

java.lang.Object

com.vividsolutions.wms.AbstractWMSRequest

All Implemented Interfaces:

WMSRequest

Direct Known Subclasses:

BasicRequest, FeatureInfoRequest, MapRequest

public abstract class AbstractWMSRequest
extends Object
implements WMSRequest

Field Summary

Fields

Modifier and Type	Field	Description
protected HttpURLConnection	con
protected WMService	service
protected String	version

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractWMSRequest(WMService service)

Method Summary

Modifier and Type	Method	Description
HttpURLConnection	getConnection()	for implementations seeking to work with the connection to retrieve headers or such.
Image	getImage()	Connect to the service and get an Image of the map.
InputStream	getInputStream()	connect and retrieve response as inputStream
WMService	getService()	Gets the WMService that this object will make requests from.
String	getText()	connect and retrieve response as text
abstract URL	getURL()	must be implemented according to the specific needs
protected HttpURLConnection	prepareConnection()	unified way to create a url connection, may be overwritten and modified
protected String	readConnection(HttpURLConnection con, long limit)
protected String	readToError(HttpURLConnection con)
void	setWMSVersion(String version)	reset WMS version for requests to the underlying wms service

Methods inherited from class java.lang.Object

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

Field Detail

service

protected WMService service

version

protected String version

con

protected HttpURLConnection con

Constructor Detail

AbstractWMSRequest

protected AbstractWMSRequest(WMService service)

Method Detail

getService

public WMService getService()

Gets the WMService that this object will make requests from.

Specified by:

getService in interface WMSRequest

Returns:

the WMService that this object will make requests from

setWMSVersion

public void setWMSVersion(String version)

reset WMS version for requests to the underlying wms service

Specified by:

setWMSVersion in interface WMSRequest

Parameters:

version - the WMS version to be used

getURL

public abstract URL getURL()
                    throws MalformedURLException

must be implemented according to the specific needs

Specified by:

getURL in interface WMSRequest

Returns:

the URL of the WMS request

Throws:

MalformedURLException

prepareConnection

protected HttpURLConnection prepareConnection()
                                       throws IOException

unified way to create a url connection, may be overwritten and modified

Returns:

the HttpURLConnection to use for the request

Throws:

IOException

getConnection

public HttpURLConnection getConnection()
                                throws IOException

for implementations seeking to work with the connection to retrieve headers or such.

Specified by:

getConnection in interface WMSRequest

Throws:

IOException

getImage

public Image getImage()
               throws IOException

Connect to the service and get an Image of the map.

Returns:

the retrieved map Image

Throws:

IOException

getInputStream

public InputStream getInputStream()
                           throws IOException

connect and retrieve response as inputStream

Returns:

the request response as an InputStream

Throws:

IOException

getText

public String getText()
               throws IOException

connect and retrieve response as text

Returns:

the request response as text

Throws:

IOException

readToError

protected String readToError(HttpURLConnection con)
                      throws IOException

Throws:

IOException

readConnection

protected String readConnection(HttpURLConnection con,
                                long limit)
                         throws IOException

Throws:

IOException