Přidaná statická metoda, která vrací kolekci properties objektu.

src/main/java/info/bukova/isspst/sort/ReflectionTools.java

@@ -1,6 +1,12 @@
 package info.bukova.isspst.sort;
 
+import java.beans.BeanInfo;
+import java.beans.IntrospectionException;
+import java.beans.Introspector;
+import java.beans.PropertyDescriptor;
 import java.lang.reflect.Method;
+import java.util.ArrayList;
+import java.util.List;
 
 public class ReflectionTools {
 
@@ -46,4 +52,30 @@ public class ReflectionTools {
 		
 		throw new IllegalArgumentException("Not getter method found for '" + propertyName + "', bean: " + bean);
 	}
+	
+	public static List<String> getEntityFields(Class<?> clazz) {
+		BeanInfo beanInfo;
+		try {
+			beanInfo = Introspector.getBeanInfo(clazz);
+		} catch (IntrospectionException e) {
+			return null;
+		}
+	    PropertyDescriptor[] pds = beanInfo.getPropertyDescriptors();
+	    List<String> properties = new ArrayList<String>();
+	    for (PropertyDescriptor pd : pds) {
+	    	if (!(pd.getName().equals("password") || pd.getName().equals("class") || pd.getName().equals("id") || pd.getName().equals("valid"))) {
+	    		properties.add(pd.getName());
+	    	}
+	    }
+	    
+	    return properties;
+	}
+	
+	public static List<String> getEntityFields(Object entity) {
+		if (entity == null) {
+			return null;
+		}
+		
+		return getEntityFields(entity.getClass());
+	}
 }

src/main/java/info/bukova/isspst/ui/reporting/ColSelectVM.java

@@ -1,18 +1,14 @@
 package info.bukova.isspst.ui.reporting;
 
-import java.beans.BeanInfo;
-import java.beans.IntrospectionException;
-import java.beans.Introspector;
-import java.beans.PropertyDescriptor;
-import java.util.ArrayList;
-import java.util.List;
-
 import info.bukova.isspst.reporting.Report;
 import info.bukova.isspst.reporting.ReportDefinition;
 import info.bukova.isspst.reporting.ReportType;
+import info.bukova.isspst.sort.ReflectionTools;
 import info.bukova.isspst.ui.ListChecks;
 import info.bukova.isspst.ui.LocaleConverter;
 
+import java.util.List;
+
 import org.zkoss.bind.annotation.Init;
 import org.zkoss.zk.ui.select.annotation.WireVariable;
 
@@ -38,19 +34,7 @@ public class ColSelectVM {
 			return null;
 		}
 		
-		BeanInfo beanInfo;
-		try {
-			beanInfo = Introspector.getBeanInfo(data.get(0).getClass());
-		} catch (IntrospectionException e) {
-			return null;
-		}
-	    PropertyDescriptor[] pds = beanInfo.getPropertyDescriptors();
-	    List<String> properties = new ArrayList<String>();
-	    for (PropertyDescriptor pd : pds) {
-	    	if (!(pd.getName().equals("password") || pd.getName().equals("class") || pd.getName().equals("id") || pd.getName().equals("valid"))) {
-	    		properties.add(pd.getName());
-	    	}
-	    }
+		List<String> properties = ReflectionTools.getEntityFields(data.get(0));
 		ListChecks<String> columns = new ListChecks<String>(reportDefinition.getFieldsToPrint(), properties);
 		
 		return columns;