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. * */ /* * Created on May 15, 2004 */ package org.apache.jmeter.protocol.jdbc.config; import java.beans.PropertyDescriptor; import java.sql.Connection; import java.util.HashMap; import java.util.Map; import java.util.Set; import org.apache.commons.lang3.StringUtils; import org.apache.jmeter.testbeans.BeanInfoSupport; import org.apache.jmeter.testbeans.gui.TypeEditor; import org.apache.jorphan.logging.LoggingManager; import org.apache.log.Logger; public class DataSourceElementBeanInfo extends BeanInfoSupport { private static final Logger log = LoggingManager.getLoggerForClass(); private static Map<String, Integer> TRANSACTION_ISOLATION_MAP = new HashMap<>(5); static { // Will use default isolation TRANSACTION_ISOLATION_MAP.put("DEFAULT", Integer.valueOf(-1)); TRANSACTION_ISOLATION_MAP.put("TRANSACTION_NONE", Integer.valueOf(Connection.TRANSACTION_NONE)); TRANSACTION_ISOLATION_MAP.put("TRANSACTION_READ_COMMITTED", Integer.valueOf(Connection.TRANSACTION_READ_COMMITTED)); TRANSACTION_ISOLATION_MAP.put("TRANSACTION_READ_UNCOMMITTED", Integer.valueOf(Connection.TRANSACTION_READ_UNCOMMITTED)); TRANSACTION_ISOLATION_MAP.put("TRANSACTION_REPEATABLE_READ", Integer.valueOf(Connection.TRANSACTION_REPEATABLE_READ)); TRANSACTION_ISOLATION_MAP.put("TRANSACTION_SERIALIZABLE", Integer.valueOf(Connection.TRANSACTION_SERIALIZABLE)); } public DataSourceElementBeanInfo() { super(DataSourceElement.class); createPropertyGroup("varName", new String[] { "dataSource" }); createPropertyGroup("pool", new String[] { "poolMax", "timeout", "trimInterval", "autocommit", "transactionIsolation" }); createPropertyGroup("keep-alive", new String[] { "keepAlive", "connectionAge", "checkQuery" }); createPropertyGroup("database", new String[] { "dbUrl", "driver", "username", "password" }); PropertyDescriptor p = property("dataSource"); p.setValue(NOT_UNDEFINED, Boolean.TRUE); p.setValue(DEFAULT, ""); p = property("poolMax"); p.setValue(NOT_UNDEFINED, Boolean.TRUE); p.setValue(DEFAULT, "10"); p = property("timeout"); p.setValue(NOT_UNDEFINED, Boolean.TRUE); p.setValue(DEFAULT, "10000"); p = property("trimInterval"); p.setValue(NOT_UNDEFINED, Boolean.TRUE); p.setValue(DEFAULT, "60000"); p = property("autocommit"); p.setValue(NOT_UNDEFINED, Boolean.TRUE); p.setValue(DEFAULT, Boolean.TRUE); p = property("transactionIsolation"); p.setValue(NOT_UNDEFINED, Boolean.TRUE); p.setValue(DEFAULT, "DEFAULT"); p.setValue(NOT_EXPRESSION, Boolean.TRUE); Set<String> modesSet = TRANSACTION_ISOLATION_MAP.keySet(); String[] modes = modesSet.toArray(new String[modesSet.size()]); p.setValue(TAGS, modes); p = property("keepAlive"); p.setValue(NOT_UNDEFINED, Boolean.TRUE); p.setValue(DEFAULT, Boolean.TRUE); p = property("connectionAge"); p.setValue(NOT_UNDEFINED, Boolean.TRUE); p.setValue(DEFAULT, "5000"); p = property("checkQuery"); p.setValue(NOT_UNDEFINED, Boolean.TRUE); p.setValue(DEFAULT, "Select 1"); p = property("dbUrl"); p.setValue(NOT_UNDEFINED, Boolean.TRUE); p.setValue(DEFAULT, ""); p = property("driver"); p.setValue(NOT_UNDEFINED, Boolean.TRUE); p.setValue(DEFAULT, ""); p = property("username"); p.setValue(NOT_UNDEFINED, Boolean.TRUE); p.setValue(DEFAULT, ""); p = property("password", TypeEditor.PasswordEditor); p.setValue(NOT_UNDEFINED, Boolean.TRUE); p.setValue(DEFAULT, ""); } /** * Converts a string description of a valid transaction isolation mode to the respective integer value. * Currently supported tags and their values are: * <dl> * <dt>DEFAULT</dt><dd>-1</dd> * <dt>TRANSACTION_NONE</dt><dd>{@value java.sql.Connection#TRANSACTION_NONE}</dd> * <dt>TRANSACTION_REAd_COMMITTED</dt><dd>{@value java.sql.Connection#TRANSACTION_READ_COMMITTED}</dd> * <dt>TRANSACTION_READ_UNCOMMITTED</dt><dd>{@value java.sql.Connection#TRANSACTION_READ_UNCOMMITTED}</dd> * <dt>TRANSACTION_REPEATABLE_READ</dt><dd>{@value java.sql.Connection#TRANSACTION_REPEATABLE_READ}</dd> * <dt>TRANSACTION_SERIALIZABLE</dt><dd>{@value java.sql.Connection#TRANSACTION_SERIALIZABLE}</dd> * </dl> * @param tag name of the transaction isolation mode * @return integer value of the given transaction isolation mode */ public static int getTransactionIsolationMode(String tag) { if (!StringUtils.isEmpty(tag)) { Integer isolationMode = TRANSACTION_ISOLATION_MAP.get(tag); if (isolationMode == null) { try { return Integer.parseInt(tag); } catch (NumberFormatException e) { log.warn("Illegal transaction isolation configuration '" + tag + "'"); } } } return -1; } }