StandardLocation.SOURCE_OUTPUT, "", "upload-proxy.properties");
OutputStream output2 = sourceFile2.openOutputStream();
FileObject sourceFile3 = filer.createResource(
StandardLocation.SOURCE_OUTPUT, "", "logout.properties");
OutputStream output3 = sourceFile3.openOutputStream();
new TemplateProcessor().process("gwt.proxy.tmpl", model, output1);
new TemplateProcessor().process("gwt.proxy.upload.tmpl", model, output2);
new TemplateProcessor().process("gwt.proxy.logout.tmpl", model, output3);