1 files changed, 10 insertions, 10 deletions
diff --git a/odk/examples/DevelopersGuide/GUI/SystemDialog.java b/odk/examples/DevelopersGuide/GUI/SystemDialog.java
index 861d075a1df2..bad6a8f0db9f 100644
--- a/odk/examples/DevelopersGuide/GUI/SystemDialog.java
+++ b/odk/examples/DevelopersGuide/GUI/SystemDialog.java
@@ -80,36 +80,36 @@ public class SystemDialog  {
         try {
             // the filepicker is instantiated with the global Multicomponentfactory...
             Object oFilePicker = m_xMCF.createInstanceWithContext("com.sun.star.ui.dialogs.FilePicker", m_xContext);
-            XFilePicker xFilePicker = (XFilePicker) UnoRuntime.queryInterface(XFilePicker.class, oFilePicker);
+            XFilePicker xFilePicker = UnoRuntime.queryInterface(XFilePicker.class, oFilePicker);
 
             // the defaultname is the initially proposed filename..
             xFilePicker.setDefaultName("MyExampleDocument");
 
             // set the initial displaydirectory. In this example the user template directory is used
             Object oPathSettings = m_xMCF.createInstanceWithContext("com.sun.star.util.PathSettings",m_xContext);
-            XPropertySet xPropertySet = (XPropertySet) com.sun.star.uno.UnoRuntime.queryInterface(XPropertySet.class, oPathSettings);
+            XPropertySet xPropertySet = com.sun.star.uno.UnoRuntime.queryInterface(XPropertySet.class, oPathSettings);
             String sTemplateUrl = (String) xPropertySet.getPropertyValue("Template_writable");
             xFilePicker.setDisplayDirectory(sTemplateUrl);
 
             // set the filters of the dialog. The filternames may be retrieved from
             // http://wiki.services.openoffice.org/wiki/Framework/Article/Filter
-            XFilterManager xFilterManager = (XFilterManager) UnoRuntime.queryInterface(XFilterManager.class, xFilePicker);
+            XFilterManager xFilterManager = UnoRuntime.queryInterface(XFilterManager.class, xFilePicker);
             xFilterManager.appendFilter("OpenDocument Text Template", "writer8_template");
             xFilterManager.appendFilter("OpenDocument Text", "writer8");
 
             // choose the template that defines the capabilities of the filepicker dialog
-            XInitialization xInitialize = (XInitialization) UnoRuntime.queryInterface(XInitialization.class, xFilePicker);
+            XInitialization xInitialize = UnoRuntime.queryInterface(XInitialization.class, xFilePicker);
             Short[] listAny = new Short[] { new Short(com.sun.star.ui.dialogs.TemplateDescription.FILESAVE_AUTOEXTENSION)};
             xInitialize.initialize(listAny);
 
             // add a control to the dialog to add the extension automatically to the filename...
-            XFilePickerControlAccess xFilePickerControlAccess = (XFilePickerControlAccess) UnoRuntime.queryInterface(XFilePickerControlAccess.class, xFilePicker);
+            XFilePickerControlAccess xFilePickerControlAccess = UnoRuntime.queryInterface(XFilePickerControlAccess.class, xFilePicker);
             xFilePickerControlAccess.setValue(com.sun.star.ui.dialogs.ExtendedFilePickerElementIds.CHECKBOX_AUTOEXTENSION, (short) 0, new Boolean(true));
 
-            xComponent = (XComponent) UnoRuntime.queryInterface(XComponent.class, xFilePicker);
+            xComponent = UnoRuntime.queryInterface(XComponent.class, xFilePicker);
 
             // execute the dialog...
-            XExecutableDialog xExecutable = (XExecutableDialog) UnoRuntime.queryInterface(XExecutableDialog.class, xFilePicker);
+            XExecutableDialog xExecutable = UnoRuntime.queryInterface(XExecutableDialog.class, xFilePicker);
             short nResult = xExecutable.execute();
 
             // query the resulting path of the dialog...
@@ -135,7 +135,7 @@ public class SystemDialog  {
         try{
             // retrieve the configured Work path...
             Object oPathSettings = m_xMCF.createInstanceWithContext("com.sun.star.util.PathSettings",m_xContext);
-            XPropertySet xPropertySet = (XPropertySet) com.sun.star.uno.UnoRuntime.queryInterface(XPropertySet.class, oPathSettings);
+            XPropertySet xPropertySet = com.sun.star.uno.UnoRuntime.queryInterface(XPropertySet.class, oPathSettings);
             sWorkUrl = (String) xPropertySet.getPropertyValue("Work");
         } catch (com.sun.star.uno.Exception exception) {
             exception.printStackTrace();
@@ -158,8 +158,8 @@ public class SystemDialog  {
             // instantiate the folder picker and retrieve the necessary interfaces...
             Object oFolderPicker = m_xMCF.createInstanceWithContext("com.sun.star.ui.dialogs.FolderPicker", m_xContext);
             XFolderPicker2 xFolderPicker = UnoRuntime.queryInterface(XFolderPicker2.class, oFolderPicker);
-            XExecutableDialog xExecutable = (XExecutableDialog) UnoRuntime.queryInterface(XExecutableDialog.class, oFolderPicker);
-            xComponent = (XComponent) UnoRuntime.queryInterface(XComponent.class, oFolderPicker);
+            XExecutableDialog xExecutable = UnoRuntime.queryInterface(XExecutableDialog.class, oFolderPicker);
+            xComponent = UnoRuntime.queryInterface(XComponent.class, oFolderPicker);
             xFolderPicker.setDisplayDirectory(_sDisplayDirectory);
             // set the dialog title...
             xFolderPicker.setTitle(_sTitle);