Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ package org.apache.syncope.ide.netbeans; import java.io.IOException; import java.util.prefs.Preferences; import org.apache.commons.lang3.StringUtils; import org.apache.syncope.ide.netbeans.service.MailTemplateManagerService; import org.apache.syncope.ide.netbeans.service.ReportTemplateManagerService; import org.apache.syncope.ide.netbeans.view.ResourceExplorerTopComponent; import org.openide.util.NbPreferences; public final class ResourceConnector { private static MailTemplateManagerService MAIL_TEMPLATE_MANAGER_SERVICE; private static ReportTemplateManagerService REPORT_TEMPLATE_MANAGER_SERVICE; private static final Object MAIL_TEMPLATE_MONITOR = new Object(); private static final Object REPORT_TEMPLATE_MONITOR = new Object(); private ResourceConnector() { } public static MailTemplateManagerService getMailTemplateManagerService() throws IOException { synchronized (MAIL_TEMPLATE_MONITOR) { ConnectionParams connParams = getConnectionParams(); MAIL_TEMPLATE_MANAGER_SERVICE = new MailTemplateManagerService(connParams.getUrl(), connParams.getUsername(), connParams.getPassword()); } return MAIL_TEMPLATE_MANAGER_SERVICE; } public static ReportTemplateManagerService getReportTemplateManagerService() throws IOException { synchronized (REPORT_TEMPLATE_MONITOR) { ConnectionParams connParams = getConnectionParams(); REPORT_TEMPLATE_MANAGER_SERVICE = new ReportTemplateManagerService(connParams.getUrl(), connParams.getUsername(), connParams.getPassword()); } return REPORT_TEMPLATE_MANAGER_SERVICE; } public static ConnectionParams getConnectionParams() { Preferences prefs = NbPreferences.forModule(ResourceExplorerTopComponent.class); return ConnectionParams.builder().scheme(prefs.get("scheme", "http")).host(prefs.get("host", "localhost")) .port(prefs.get("port", "8080")).username(prefs.get("username", StringUtils.EMPTY)) .password(prefs.get("password", StringUtils.EMPTY)).build(); } }