Bug 193875 we can not get an entir url by IHTMLActionHandler
we can not get an entir url by IHTMLActionHandler, so word emitter dose not write the right url. now hyperlink drill through in word emitter doesn't work.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
import java.util.Collection;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Locale;
import java.util.Map;
import java.util.PropertyResourceBundle;
import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.servlet.ServletConfig;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import org.apache.axis.AxisFault;
import org.eclipse.birt.report.IBirtConstants;
import org.eclipse.birt.report.context.BaseAttributeBean;
import org.eclipse.birt.report.resource.BirtResources;
import org.eclipse.birt.report.resource.ResourceConstants;
/**
 * Utilites class for all types of URl related operatnios.
 * <p>
 */
public class ParameterAccessor
{
	
	/**
	 * URL parameter name that specifies the viewer id.
	 */
	public static final String PARAM_ID = "__id";