setpolygonsymbolstask.java

esri的ArcGIS Server超级学习模板程序（for java）

package com.esri.solutions.jitk.web.tasks.preferences.selectionsymbols;

import javax.xml.bind.JAXBException;

import org.apache.log4j.Logger;

import com.esri.adf.web.data.WebContext;
import com.esri.adf.web.data.query.WebQuery;
import com.esri.adf.web.data.symbol.WebSimplePolygonSymbol;
import com.esri.solutions.jitk.personalization.PersonalizationException;
import com.esri.solutions.jitk.personalization.data.beans.v1.ObjectFactory;
import com.esri.solutions.jitk.personalization.data.beans.v1.PolygonSymbolType;

@SuppressWarnings("deprecation")
public class SetPolygonSymbolsTask extends SetLineSymbolsTask {
	private static final long serialVersionUID = 1082560513788948618L;
	private static final Logger _logger = Logger.getLogger(SetPolygonSymbolsTask.class);
	
	protected String polygonBoundaryType;
	protected int polygonBoundaryWidth;
	protected String polygonBoundaryColor;
	protected String polygonBoundaryCapType;
	protected String polygonBoundaryJoinType;
	protected double polygonBoundaryTransparency;
	protected String polygonFillType;
	protected String polygonFillColor;
	protected int polygonFillInterval;
	protected double polygonFillTransparency;
	protected double polygonAngle;
	protected boolean polygonAntialiasing;	
	
	protected boolean readFromPreferences(PolygonSymbolType pPolygonSymbol) throws PersonalizationException {
		if (pPolygonSymbol != null) {
			this.polygonBoundaryType = pPolygonSymbol.getLineType();
			this.polygonBoundaryWidth = pPolygonSymbol.getWidth();
			this.polygonBoundaryColor = toADFRgbColor(pPolygonSymbol.getColor());
			this.polygonBoundaryCapType = pPolygonSymbol.getCapType();
			this.polygonBoundaryJoinType = pPolygonSymbol.getJoinType();
			this.polygonBoundaryTransparency = pPolygonSymbol.getTransparency();
				
			this.polygonFillType = pPolygonSymbol.getFillType();
			this.polygonFillColor = toADFRgbColor(pPolygonSymbol.getFillColor());
			this.polygonFillInterval = pPolygonSymbol.getFillInterval();
			this.polygonFillTransparency = pPolygonSymbol.getFillTransparency();
				
			this.polygonAngle = pPolygonSymbol.getAngle();
			this.polygonAntialiasing = pPolygonSymbol.isAntialiasing();
				
			return true;
		}
		
		return false;
	}
	
	protected void readFromSession(WebContext context) {
		super.readFromSession(context);
		
		WebQuery webQuery = context.getWebQuery();
		if (webQuery == null)
			_logger.error("WebContext returned null WebQuery");
		
		WebSimplePolygonSymbol polygonSymbol = webQuery.getPolygonGraphicSymbol();
		if (polygonSymbol == null) {
			//TODO: This is a work around to an ADF bug. Once the bug is resolve, these
			//lines should be removed.
			_logger.warn("WebQuery returned null PolygonGraphicSymbol - ADF Bug SRX00322");
			_logger.warn("Working around ADF bug by generating polygon selection symbols");
			polygonSymbol = generateNewPolygonSymbol();
			webQuery.setPolygonGraphicSymbol(polygonSymbol);
		}
		
		this.polygonBoundaryType = polygonSymbol.getLineType();
		this.polygonBoundaryWidth = polygonSymbol.getWidth();
		this.polygonBoundaryColor = polygonSymbol.getColor();
		this.polygonBoundaryCapType = polygonSymbol.getCapType();
		this.polygonBoundaryJoinType = polygonSymbol.getJoinType();
		this.polygonBoundaryTransparency = polygonSymbol.getTransparency();
		
		this.polygonFillType = polygonSymbol.getFillType();
		this.polygonFillColor = polygonSymbol.getFillColor();
		this.polygonFillInterval = polygonSymbol.getFillInterval();
		this.polygonFillTransparency = polygonSymbol.getFillTransparency();
		
		this.polygonAngle = polygonSymbol.getAngle();
		this.polygonAntialiasing = polygonSymbol.isAntialiasing();
	}

	public WebSimplePolygonSymbol generateNewPolygonSymbol() {	
		WebSimplePolygonSymbol polygonSymbol = new WebSimplePolygonSymbol();
		
		polygonSymbol.setLineType(Val.chkStr(null, WebSimplePolygonSymbol.SOLID));
		polygonSymbol.setWidth(Val.chkInt(null, 2));
		polygonSymbol.setColor(Val.chkStr(null, "0,0,0"));
		polygonSymbol.setCapType(Val.chkStr(null, WebSimplePolygonSymbol.BUTT));
		polygonSymbol.setJoinType(Val.chkStr(null, WebSimplePolygonSymbol.ROUND));
		polygonSymbol.setTransparency(Val.chkDbl(null, 1.0));
		
		polygonSymbol.setFillType(Val.chkStr(null, WebSimplePolygonSymbol.SOLID));
		polygonSymbol.setFillColor(Val.chkStr(null, "0,255,255"));
		polygonSymbol.setFillInterval(Val.chkInt(null, 1));
		polygonSymbol.setFillTransparency(Val.chkDbl(null, 1.0));
		
		polygonSymbol.setAngle(0);
		polygonSymbol.setAntialiasing(true);
		
		return polygonSymbol;
	}
	
	public WebSimplePolygonSymbol getSimplePolygonSymbol() {		
		WebSimplePolygonSymbol polygonSymbol = new WebSimplePolygonSymbol();
		
		polygonSymbol.setLineType(this.polygonBoundaryType);
		polygonSymbol.setWidth(this.polygonBoundaryWidth);
		polygonSymbol.setColor(this.polygonBoundaryColor);
		polygonSymbol.setCapType(this.polygonBoundaryCapType);
		polygonSymbol.setJoinType(this.polygonBoundaryJoinType);
		polygonSymbol.setTransparency(this.polygonBoundaryTransparency);
		
		polygonSymbol.setFillType(this.polygonFillType);
		polygonSymbol.setFillColor(this.polygonFillColor);
		polygonSymbol.setFillInterval(this.polygonFillInterval);
		polygonSymbol.setFillTransparency(this.polygonFillTransparency);
		
		polygonSymbol.setAngle(this.polygonAngle);
		polygonSymbol.setAntialiasing(this.polygonAntialiasing);
		
		//Java ADF throws error when attempting to set the bounder line type to 
		//anything but solid when the border width is set to zero
		if (polygonSymbol.getWidth() <= 0) {
			polygonSymbol.setLineType(WebSimplePolygonSymbol.SOLID);
		}			
		
		return polygonSymbol;
	}
	
	protected PolygonSymbolType getPolygonSymbolType() throws JAXBException {		
		PolygonSymbolType pPolygonSymbol = new ObjectFactory().createPolygonSymbolType();
		
		pPolygonSymbol.setLineType(this.polygonBoundaryType);
		pPolygonSymbol.setWidth(this.polygonBoundaryWidth);
		pPolygonSymbol.setColor(toRgbColorType(this.polygonBoundaryColor));
		pPolygonSymbol.setCapType(this.polygonBoundaryCapType);
		pPolygonSymbol.setJoinType(this.polygonBoundaryJoinType);
		pPolygonSymbol.setTransparency(this.polygonBoundaryTransparency);
		
		pPolygonSymbol.setFillType(this.polygonFillType);
		pPolygonSymbol.setFillColor(toRgbColorType(this.polygonFillColor));
		pPolygonSymbol.setFillInterval(this.polygonFillInterval);
		pPolygonSymbol.setFillTransparency(this.polygonFillTransparency);
		
		pPolygonSymbol.setAngle(this.polygonAngle);
		pPolygonSymbol.setAntialiasing(this.polygonAntialiasing);
		
		//Java ADF throws error when attempting to set the bounder line type to 
		//anything but solid when the border width is set to zero
		if (pPolygonSymbol.getWidth() <= 0) {
			pPolygonSymbol.setLineType(WebSimplePolygonSymbol.SOLID);
		}		
		
		return pPolygonSymbol;
	}
	
	public String getPolygonBoundaryType() {
		return polygonBoundaryType;
	}

	public void setPolygonBoundaryType(String polygonBoundaryType) {
		this.polygonBoundaryType = polygonBoundaryType;
	}

	public int getPolygonBoundaryWidth() {
		return polygonBoundaryWidth;
	}

	public void setPolygonBoundaryWidth(int polygonBoundaryWidth) {
		this.polygonBoundaryWidth = polygonBoundaryWidth;
	}

	public String getPolygonBoundaryColor() {
		return polygonBoundaryColor;
	}

	public void setPolygonBoundaryColor(String polygonBoundaryColor) {
		this.polygonBoundaryColor = polygonBoundaryColor;
	}

	public double getPolygonBoundaryTransparency() {
		return polygonBoundaryTransparency;
	}

	public void setPolygonBoundaryTransparency(double polygonBoundaryTransparency) {
		this.polygonBoundaryTransparency = polygonBoundaryTransparency;
	}

	public String getPolygonBoundaryCapType() {
		return polygonBoundaryCapType;
	}

	public void setPolygonBoundaryCapType(String polygonBoundaryCapType) {
		this.polygonBoundaryCapType = polygonBoundaryCapType;
	}

	public String getPolygonBoundaryJoinType() {
		return polygonBoundaryJoinType;
	}

	public void setPolygonBoundaryJoinType(String polygonBoundaryJoinType) {
		this.polygonBoundaryJoinType = polygonBoundaryJoinType;
	}

	public String getPolygonFillType() {
		return polygonFillType;
	}

	public void setPolygonFillType(String polygonFillType) {
		this.polygonFillType = polygonFillType;
	}

	public String getPolygonFillColor() {
		return polygonFillColor;
	}

	public void setPolygonFillColor(String polygonFillColor) {
		this.polygonFillColor = polygonFillColor;
	}

	public int getPolygonFillInterval() {
		return polygonFillInterval;
	}

	public void setPolygonFillInterval(int polygonFillInterval) {
		this.polygonFillInterval = polygonFillInterval;
	}

	public double getPolygonFillTransparency() {
		return polygonFillTransparency;
	}

	public void setPolygonFillTransparency(double polygonFillTransparency) {
		this.polygonFillTransparency = polygonFillTransparency;
	}

	public double getPolygonAngle() {
		return this.polygonAngle;
	}

	public void setPolygonAngle(double polygonAngle) {
		this.polygonAngle = polygonAngle;
	}

	public boolean isPolygonAntialiasing() {
		return this.polygonAntialiasing;
	}

	public void setPolygonAntialiasing(boolean polygonAntialiasing) {
		this.polygonAntialiasing = polygonAntialiasing;
	}	
}