public String getWMSLegendUrl(String urlServerWMS, String layerId, String stylesName) {
String legendUrl = "";
org.gvsig.remoteclient.wms.WMSStyle layerStyle = null;
org.gvsig.remoteclient.wms.WMSStyle layerStyleDefault = null;
// Create conexion with server WMS
try {
WMSClient wms = new WMSClient(urlServerWMS);
wms.connect(null);
WMSLayer layer = wms.getLayer(layerId);
if (layer != null) {
List<org.gvsig.remoteclient.wms.WMSStyle> lstStyles = layer.getStyles();
if (StringUtils.isNotEmpty(stylesName)) {
List<String> styList = Arrays.asList(stylesName.split(","));
for (org.gvsig.remoteclient.wms.WMSStyle wmsStyle : lstStyles) {
// default not
if (styList.contains(wmsStyle.getName())
&& wmsStyle.getName().toLowerCase() != "default") {
layerStyle = wmsStyle;
break;
} else {
if (wmsStyle.getName().toLowerCase() == "default") {
layerStyleDefault = wmsStyle;
}
}
}
// if layer style isn't defined on parameter, set default style
// or the first
if (layerStyle == null) {
if (layerStyleDefault == null && !lstStyles.isEmpty()) {
layerStyle = lstStyles.get(0);
} else {
layerStyle = layerStyleDefault;
}
}
} else {
// if haven't styles, get the first
if (!lstStyles.isEmpty()) {
layerStyle = lstStyles.get(0);
}
}
if (layerStyle != null) {
legendUrl = layerStyle.getLegendURLOnlineResourceHRef();
}
}
} catch (Exception exc) {
// Show exception in log
logger.error("Exception on getWMSLegendUrl", exc);
}
return legendUrl;
}
/**
* Creates a new instance of FMapWMSStyle
*
* @param name
* @param title
* @param styleAbstract
* @param parent
*/
public FMapWMSStyle(WMSStyle style, WMSLayerNode parent) {
this.name = style.getName();
this.title = style.getTitle();
this.styleAbstract = style.getAbstract();
this.legendWidth = style.getLegendURLWidth();
this.legendHeight = style.getLegendURLHeight();
this.format = style.getLegendURLFormat();
this.href = style.getLegendURLOnlineResourceHRef();
this.type = style.getLegendURLOnlineResourceType();
this.parent = parent;
}
/**
* Get the styles of the layer returned by the service and generate a list that contains important
* information of these styles inside our object WMSStyle
*
* @param serviceWMSStyles List of styles id
* @return List of objects WMSSTyle, one by each style id of the parameter serviceWMSStyles
*/
private List<WMSStyle> createListWMSStyles(ArrayList serviceWMSStyles) {
List<WMSStyle> styles = new ArrayList<WMSStyle>();
for (int i = 0; i < serviceWMSStyles.size(); i++) {
org.gvsig.remoteclient.wms.WMSStyle serviceWMSStyle =
(org.gvsig.remoteclient.wms.WMSStyle) serviceWMSStyles.get(i);
WMSStyle sty = new WMSStyle();
sty.setName(serviceWMSStyle.getName());
sty.setStyleAbstract(serviceWMSStyle.getAbstract());
sty.setTitle(serviceWMSStyle.getTitle());
styles.add(sty);
}
return styles;
}
/**
* @param _name
* @param _title
* @param _abstract
*/
public void addStyle(WMSStyle style) {
if (style.getName().equalsIgnoreCase("default")) selectedStyleIndex = styles.size();
if (styles == null) styles = new ArrayList();
styles.add(new FMapWMSStyle(style, this));
}