com.supermap.services.providers

Class RemoteTileProviderBase

java.lang.Object

com.supermap.services.components.spi.TiledMapProviderBase

com.supermap.services.providers.RemoteTileProviderBase

All Implemented Interfaces:

Disposable, MapProvider, ProviderContextAware

Direct Known Subclasses:

ArcGISRestMapProvider, BaiduMapProvider, BingMapsMapProvider, CloudMapProvider, GoogleMapsMapProvider, OpenStreetMapProvider, TiandituMapProvider, WMTSMapProvider

public abstract class RemoteTileProviderBase
extends TiledMapProviderBase

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static interface	RemoteTileProviderBase.GetDefaultImageWhenException

Nested classes/interfaces inherited from class com.supermap.services.components.spi.TiledMapProviderBase

TiledMapProviderBase.TileDataConverter, TiledMapProviderBase.TileImageDrawer, TiledMapProviderBase.TileImageParameter

Field Summary

Fields

Modifier and Type	Field and Description
protected static int	SEND_REQUEST_COUNT When the network is not good, the failures times for accessing url.

Fields inherited from class com.supermap.services.components.spi.TiledMapProviderBase

CACHE_DIR, LINK_MARK, lock, logger, message, QUESTION_MARK, REGEX, REPLACEMENT, tilePixHeight, tilePixWidth

Constructor Summary

Constructors

Constructor and Description
RemoteTileProviderBase()
RemoteTileProviderBase(MapProviderSetting setting)

Method Summary

Methods

Modifier and Type	Method and Description
void	dispose() Release the resource object.
protected java.util.concurrent.atomic.AtomicBoolean	generateBigImage(TiledMapProviderBase.TileImageDrawer drawer, TiledMapProviderBase.TileImageParameter[] tileImageParameters)
protected java.lang.String	getContent(java.lang.String url, java.lang.String method, int number) For the specified URL HTTP request, get the response content.
protected java.lang.String	getContent(java.lang.String url, java.lang.String method, int number, java.io.InputStream entityStream)
protected java.lang.String	getContent(java.lang.String url, java.lang.String method, int number, java.io.InputStream entityStream, java.util.Map<java.lang.String,java.lang.String> headers) For the specified URL HTTP request, get the response content.
protected byte[]	getImageBySendURL(java.lang.String tileImageUrl) Gets a picture based on url
protected byte[]	getImageBySendURL(java.lang.String tileImageUrl, RemoteTileProviderBase.GetDefaultImageWhenException exceptionOpertor) Gets a picture based on url
protected byte[]	getTileImage(TiledMapProviderBase.TileImageParameter tileParam)
protected abstract java.lang.String	getTileImageUrl(TiledMapProviderBase.TileImageParameter tileParam)
protected void	init(MapProviderSetting setting) Initialization function.
protected java.util.Map<java.lang.String,java.lang.Object>	sendRequestByHttpURLConnection(java.lang.String urlStr, java.lang.String method, java.io.InputStream requestStream, int number) Send an HTTP request via HttpURLConnection.
protected java.util.Map<java.lang.String,java.lang.Object>	sendRequestByHttpURLConnection(java.lang.String urlStr, java.lang.String method, java.io.InputStream requestStream, java.util.Map<java.lang.String,java.lang.String> headers, int number)
MapImage	viewEntire(java.lang.String layerName, MapParameter mapParameter, ImageOutputOption outputOption) Displays a map in the Full Extent mode according to map layer name, map parameters and image output settings.

Methods inherited from class com.supermap.services.components.spi.TiledMapProviderBase

cacheEnabled, checkSetting, clearCache, fillWatermark, findNearest, getDefaultMapParameter, getDefaultMapParameters, getMapImage, getMapParameter, getMapProviderSetting, getNames, getOrigin, getOverview, getProximalResolution, getProximalResolution, getResolutoinByScale, getResource, getResource, getSupportImageFormat, getSupportResolutions, getTileDataConverter, getVectorStyle, initDefaultMapParameter, initSupportedMapNames, isResolutionEquals, measureArea, measureDistance, outputImage, outputImage, outputImageToFile, outputImageToFile, queryByBounds, queryByDistance, queryByGeometry, queryBySQL, rectifyMapParameter, setDefaultMapParameter, setDefaultMapParameters, setMapProviderSetting, setProviderContext, support, updateMap

Methods inherited from class java.lang.Object

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

Field Detail

SEND_REQUEST_COUNT

protected static final int SEND_REQUEST_COUNT

When the network is not good, the failures times for accessing url.

Constructor Detail

RemoteTileProviderBase

public RemoteTileProviderBase()

RemoteTileProviderBase

public RemoteTileProviderBase(MapProviderSetting setting)

Method Detail

init

protected void init(MapProviderSetting setting)

Description copied from class: TiledMapProviderBase

Initialization function. This function does not carry on null judgment on parameter, but it may judge the correction of the contents.

Overrides:

init in class TiledMapProviderBase

Parameters:

setting - The configuration object of service provider.

generateBigImage

protected java.util.concurrent.atomic.AtomicBoolean generateBigImage(TiledMapProviderBase.TileImageDrawer drawer,
                                                         TiledMapProviderBase.TileImageParameter[] tileImageParameters)

Specified by:

generateBigImage in class TiledMapProviderBase

viewEntire

public MapImage viewEntire(java.lang.String layerName,
                  MapParameter mapParameter,
                  ImageOutputOption outputOption)

Description copied from interface: MapProvider

Displays a map in the Full Extent mode according to map layer name, map parameters and image output settings.

The full geographic map extent to display is the minimum circumscribed rectangle of the specified layer.

Specified by:

viewEntire in interface MapProvider

Overrides:

viewEntire in class TiledMapProviderBase

Parameters:

layerName - Layer name, used to determine the full map extent.

mapParameter - Map parameters.

outputOption - Image output settings.

Returns:

The Map object.

getImageBySendURL

protected byte[] getImageBySendURL(java.lang.String tileImageUrl,
                       RemoteTileProviderBase.GetDefaultImageWhenException exceptionOpertor)

Gets a picture based on url

Parameters:

tileImageUrl -

exceptionOpertor - When there is an exception to the operation

Returns:

the corresponding image for url

getContent

protected java.lang.String getContent(java.lang.String url,
                          java.lang.String method,
                          int number,
                          java.io.InputStream entityStream)

getContent

protected java.lang.String getContent(java.lang.String url,
                          java.lang.String method,
                          int number,
                          java.io.InputStream entityStream,
                          java.util.Map<java.lang.String,java.lang.String> headers)

For the specified URL HTTP request, get the response content.

Parameters:

url - The specified URL .

method - An HTTP method that executes a URI, such as "GET".

number - The number of requests.

entityStream - The request body for POST request.

Returns:

The HTTP response content converted to the text format.

getContent

protected java.lang.String getContent(java.lang.String url,
                          java.lang.String method,
                          int number)

For the specified URL HTTP request, get the response content.

Parameters:

url - The specified URL .

method - An HTTP method that executes a URI, such as "GET".

number - The number of requests

Returns:

The HTTP response content converted to the text format.

sendRequestByHttpURLConnection

protected java.util.Map<java.lang.String,java.lang.Object> sendRequestByHttpURLConnection(java.lang.String urlStr,
                                                                              java.lang.String method,
                                                                              java.io.InputStream requestStream,
                                                                              java.util.Map<java.lang.String,java.lang.String> headers,
                                                                              int number)

sendRequestByHttpURLConnection

protected java.util.Map<java.lang.String,java.lang.Object> sendRequestByHttpURLConnection(java.lang.String urlStr,
                                                                              java.lang.String method,
                                                                              java.io.InputStream requestStream,
                                                                              int number)

Send an HTTP request via HttpURLConnection.

Parameters:

urlStr - Request URI.

method - HTTP methods such as "GET".

requestStream - Request stream.

Returns:

Response to the result mapping, the key for the project name, such as status, entity, value for the project value.

getImageBySendURL

protected byte[] getImageBySendURL(java.lang.String tileImageUrl)

Gets a picture based on url

Parameters:

tileImageUrl -

Returns:

the corresponding image for url

getTileImage

protected byte[] getTileImage(TiledMapProviderBase.TileImageParameter tileParam)

dispose

public void dispose()

Description copied from class: TiledMapProviderBase

Release the resource object.

Specified by:

dispose in interface Disposable

Overrides:

dispose in class TiledMapProviderBase

getTileImageUrl

protected abstract java.lang.String getTileImageUrl(TiledMapProviderBase.TileImageParameter tileParam)