## com.bbn.openmap.image.wms
Class WmsRequestHandler

    java.lang.Object
      com.bbn.openmap.image.ImageServer
          com.bbn.openmap.image.wms.WmsRequestHandler

All Implemented Interfaces:
  ImageServerConstants, PropertyConsumer, WMTConstants

Direct Known Subclasses:
  DynamicWmsRequestHandler

public class WmsRequestHandler
extends ImageServer
implements ImageServerConstants

Version:
  $Header: /cvs/CVS_LEBA/external/openmap/openmap/src/openmap/com/bbn/openmap/wms/WmsRequestHandler.java,v 1.2 2006/03/27 10:51:13 tomrak Exp $
Author:
  Adam Dawidowski, wachu, pitek

Field Summary

Fields inherited from class com.bbn.openmap.image.ImageServer
`AntiAliasingProperty, background, BackgroundProperty, doAntiAliasing, formatter, imageFormatters, ImageFormattersProperty, ImageServerLayersProperty, layers, OpenMapPrefix, propertiesPrefix`

Fields inherited from interface com.bbn.openmap.image.ImageServerConstants
`AZIMUTH, LAT, LAYERMASK, LAYERS, LON, PAN, PROJTYPE, QUERY, RECENTER, SCALE, X, Y`

Fields inherited from interface com.bbn.openmap.image.WMTConstants
`BBOX, BGCOLOR, CAPABILITIES, CRS, EXCEPTIONS, FORMAT, GETCAPABILITIES, GETFEATUREINFO, GETMAP, HEIGHT, IMAGEFORMAT_GEOTIFF, IMAGEFORMAT_GIF, IMAGEFORMAT_JPEG, IMAGEFORMAT_PNG, IMAGEFORMAT_PPM, IMAGEFORMAT_SVG, IMAGEFORMAT_TIFF, IMAGEFORMAT_WBMP, INFO_FORMAT, MAP, QUERY_LAYERS, REQUEST, SERVICE, SRS, STYLES, TRANSPARENT, VERSION, WIDTH, WMTVER`

Fields inherited from interface com.bbn.openmap.PropertyConsumer
`EditorProperty, initPropertiesProperty, LabelEditorProperty, ScopedEditorProperty`

Constructor Summary
`WmsRequestHandler(java.lang.String wmsScheme, java.lang.String wmsHostName, int wmsPort, java.lang.String wmsUrlPath, java.util.Properties props)` Creates a new WmsRequestHandler object.

Method Summary
`protected void` `createWmsLayers()` For each layer managed by ImageServer create corresponding IWmsLayer which contains additional information for WMS service about given openmap layer.
`protected byte[]` `getFormattedImage(ImageFormatter formatter, int scaledWidth, int scaledHeight)` Format the image that is contained in the ImageFormatter, scaling to a particular size if the scaledWidth and scaledHeight are greater than 0.
`protected Layer` `getLayerByName(java.lang.String layerPropertyPrefix)`
`java.lang.String` `handleGetCapabilitiesRequest(java.util.Properties requestProperties)`
`void` `handleGetCapabilitiesRequest(java.util.Properties requestProperties, IHttpResponse httpResponse)`
`java.lang.String` `handleGetFeatureInfoRequest(java.util.Properties requestProperties)` VERSION - checked REQUEST - checked EXCEPTIONS - checked all from `GetMap` except VERSION and REQUEST QUERY_LAYERS - specific INFO_FORMAT - specific FEATURE_COUNT - specific I,J - specific
`void` `handleGetFeatureInfoRequest(java.util.Properties requestProperties, IHttpResponse httpResponse)`
`byte[]` `handleGetMapRequest(java.util.Properties requestProperties)`
`void` `handleGetMapRequest(java.util.Properties requestProperties, IHttpResponse httpResponse)`
`void` `handleRequest(java.util.Properties requestProperties, IHttpResponse httpResponse)`
`void` `updateLayers()` metoda wywoływana po odczycie nowych danych o celach , w celu wgrania nowo utworzonych warstw graficznych (przy wykorzystaniu layerHandlera) na podstawie wcześniej załadowach danych o celach przy czym warstwy ze statycznymi danymi tzn mapami portow , nie są uaktualniane, a tylko pozostałe warstwy (czytane z LayerHandler'a) są uaktualniane bądz dodawane do tablicy layers.

Methods inherited from class com.bbn.openmap.image.ImageServer

`calculateVisibleLayerMask, createGraphics, createImage, createImage, createImage, createImage, createImage, createImage, createImageFile, getBackground, getBackground, getDoAntiAliasing, getFormatter, getFormatters, getFormatters, getLayers, getLayers, getLayers, getMaskedLayers, getProperties, getPropertyInfo, getPropertyPrefix, main, setBackground, setDoAntiAliasing, setFormatter, setFormatter, setFormatters, setLayers, setProperties, setProperties, setProperties, setPropertyPrefix`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### WmsRequestHandler

    public WmsRequestHandler(java.lang.String wmsScheme,
                             java.lang.String wmsHostName,
                             int wmsPort,
                             java.lang.String wmsUrlPath,
                             java.util.Properties props)
                      throws java.io.IOException,
                             WMSException

  Creates a new WmsRequestHandler object.

Parameters:
  `props` - Properties from openmap.properties
Throws:
  `java.io.IOException`
  `WMSException`

Method Detail

### createWmsLayers

    protected void createWmsLayers()

  For each layer managed by ImageServer create corresponding IWmsLayer which contains additional information for WMS service about given openmap layer. For Layers that already implement IWmsLayer, the instances will be the same.

### getLayerByName

    protected Layer getLayerByName(java.lang.String layerPropertyPrefix)

### handleRequest

    public void handleRequest(java.util.Properties requestProperties,
                              IHttpResponse httpResponse)
                       throws java.io.IOException,
                              MapRequestFormatException

  Throws:
    `java.io.IOException`
    `MapRequestFormatException`

### handleGetMapRequest

    public void handleGetMapRequest(java.util.Properties requestProperties,
                                    IHttpResponse httpResponse)
                             throws java.io.IOException,
                                    MapRequestFormatException,
                                    WMSException

  Parameters:
    `requestProperties` -
  Throws:
    `java.io.IOException`
    `MapRequestFormatException`
    `WMSException`

### handleGetMapRequest

    public byte[] handleGetMapRequest(java.util.Properties requestProperties)
                               throws java.io.IOException,
                                      MapRequestFormatException,
                                      WMSException

  Parameters:
    `requestProperties` -
  Returns:
  Throws:
    `java.io.IOException`
    `MapRequestFormatException`
    `WMSException`

### handleGetCapabilitiesRequest

    public void handleGetCapabilitiesRequest(java.util.Properties requestProperties,
                                             IHttpResponse httpResponse)
                                      throws java.io.IOException,
                                             MapRequestFormatException,
                                             WMSException

  Parameters:
    `requestProperties` -
  Throws:
    `java.io.IOException`
    `MapRequestFormatException`
    `WMSException`

### handleGetCapabilitiesRequest

    public java.lang.String handleGetCapabilitiesRequest(java.util.Properties requestProperties)
                                                  throws java.io.IOException,
                                                         MapRequestFormatException,
                                                         WMSException

  Parameters:
    `requestProperties` -
  Returns:
  Throws:
    `java.io.IOException`
    `MapRequestFormatException`
    `WMSException`

### handleGetFeatureInfoRequest

    public void handleGetFeatureInfoRequest(java.util.Properties requestProperties,
                                            IHttpResponse httpResponse)
                                     throws java.io.IOException,
                                            MapRequestFormatException,
                                            WMSException

  Parameters:
    `requestProperties` -
  Throws:
    `java.io.IOException`
    `MapRequestFormatException`
    `WMSException`

### handleGetFeatureInfoRequest

    public java.lang.String handleGetFeatureInfoRequest(java.util.Properties requestProperties)
                                                 throws java.io.IOException,
                                                        MapRequestFormatException,
                                                        WMSException

  - VERSION - checked
  - REQUEST - checked
  - EXCEPTIONS - checked
  - all from `GetMap` except VERSION and REQUEST
  - QUERY_LAYERS - specific
  - INFO_FORMAT - specific
  - FEATURE_COUNT - specific
  - I,J - specific

  Parameters:
    `requestProperties` -
  Returns:
  Throws:
    `java.io.IOException`
    `MapRequestFormatException`
    `WMSException`

### updateLayers

    public void updateLayers()

  metoda wywoływana po odczycie nowych danych o celach , w celu wgrania nowo utworzonych warstw graficznych (przy wykorzystaniu layerHandlera) na podstawie wcześniej załadowach danych o celach przy czym warstwy ze statycznymi danymi tzn mapami portow , nie są uaktualniane, a tylko pozostałe warstwy (czytane z LayerHandler'a) są uaktualniane bądz dodawane do tablicy layers. Tablica layers przechowuje warstwy wykorzystywane przez image serwera do generowania obrazka.

### getFormattedImage

    protected byte[] getFormattedImage(ImageFormatter formatter,
                                       int scaledWidth,
                                       int scaledHeight)

  Description copied from class: `ImageServer`
  Format the image that is contained in the ImageFormatter, scaling to a particular size if the scaledWidth and scaledHeight are greater than 0.

  Overrides:
    `getFormattedImage` in class `ImageServer`
  Parameters:
    `formatter` -
    `scaledWidth` -
    `scaledHeight` -
  Returns:

Copyright (C) BBNT Solutions LLC; See http://openmap.bbn.com/ for details