添加配置：1、指定表名并检验 2、是否覆盖当前文件 3、savedir长路径及指定生成到具体的包目录。

mybatis-plus/src/main/java/com/baomidou/mybatisplus/generator/AutoGenerator.java

@@ -1,12 +1,12 @@
 /**
  * Copyright (c) 2011-2014, hubin (jobob@qq.com).
- *
+ * <p>
  * Licensed 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
- *
+ * <p>
  * http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
  * 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
@@ -15,786 +15,839 @@
  */
 package com.baomidou.mybatisplus.generator;
 
-import java.io.BufferedWriter;
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.OutputStreamWriter;
-import java.sql.Connection;
-import java.sql.DriverManager;
-import java.sql.PreparedStatement;
-import java.sql.ResultSet;
-import java.sql.SQLException;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-
 import com.baomidou.mybatisplus.annotations.IdType;
 import com.baomidou.mybatisplus.exceptions.MybatisPlusException;
 
+import java.io.*;
+import java.sql.*;
+import java.util.*;
+
 /**
  * <p>
  * 映射文件自动生成类
  * </p>
- * 
+ *
  * @author hubin
  * @Date 2016-01-23
  */
 public class AutoGenerator {
 
-	private ConfigGenerator config;
-
-	public ConfigGenerator getConfig() {
-		return config;
-	}
-
-	public void setConfig(ConfigGenerator config) {
-		this.config = config;
-	}
-
-	public AutoGenerator() {
-
-	}
-
-	public AutoGenerator(ConfigGenerator config) {
-		this.config = config;
-	}
-
-	private static String PATH_ENTITY = null;
-	private static String PATH_MAPPER = null;
-	private static String PATH_SERVICE = null;
-	private static String PATH_SERVICE_IMPL = null;
-	private static String PATH_XML = null;
-	
-	/**
-	 * run 执行
-	 */
-	public static void run(ConfigGenerator config) {
-		if (config == null) {
-			throw new MybatisPlusException(" ConfigGenerator is null. ");
-		} else if ( config.getIdType() == null ) {
-			throw new MybatisPlusException("ConfigGenerator IdType is null");
-		}
-
-		/**
-		 * 检查文件夹是否存在
+    private ConfigGenerator config;
+
+    public ConfigGenerator getConfig() {
+        return config;
+    }
+
+    public void setConfig(ConfigGenerator config) {
+        this.config = config;
+    }
+
+    public AutoGenerator() {
+
+    }
+
+    public AutoGenerator(ConfigGenerator config) {
+        this.config = config;
+    }
+
+    private static String PATH_ENTITY = null;
+    private static String PATH_MAPPER = null;
+    private static String PATH_XML = null;
+    private static String PATH_SERVICE = null;
+    private static String PATH_SERVICE_IMPL = null;
+
+    private static boolean FILE_OVERRIDE = false;
+
+    private static final String JAVA_SUFFIX = ".java";
+    private static final String XML_SUFFIX = ".xml";
+
+    /**
+     * run 执行
+     */
+    public static void run(ConfigGenerator config) {
+        if (config == null) {
+            throw new MybatisPlusException(" ConfigGenerator is null. ");
+        } else if (config.getIdType() == null) {
+            throw new MybatisPlusException("ConfigGenerator IdType is null");
+        }
+
+        /**
+         * 检查文件夹是否存在
+         */
+        File gf = new File(config.getSaveDir());
+        if (!gf.exists()) {
+            gf.mkdirs();
+        }
+
+        /**
+         * 目录初始化
+         */
+//        PATH_ENTITY = getFilePath(gf.getPath(), "entity");
+//        PATH_MAPPER = getFilePath(gf.getPath(), "mapper");
+//        PATH_XML = getFilePath(gf.getPath(), "xml");
+//        PATH_SERVICE = getFilePath(gf.getPath(), "service");
+//        PATH_SERVICE_IMPL = getFilePath(gf.getPath(), "serviceImpl");
+
+        /**
+         * 修改设置最终目录的逻辑
+         */
+        String saveDir = gf.getPath();
+        PATH_ENTITY = getFilePath(saveDir, getPathFromPackageName(config.getEntityPackage()));
+        PATH_MAPPER = getFilePath(saveDir, getPathFromPackageName(config.getMapperPackage()));
+        PATH_XML = getFilePath(saveDir, getPathFromPackageName(config.getXmlPackage()));
+        PATH_SERVICE = getFilePath(saveDir, getPathFromPackageName(config.getServicePackage()));
+        PATH_SERVICE_IMPL = getFilePath(saveDir, getPathFromPackageName(config.getServiceImplPackage()));
+
+
+        /**
+         * 新生成的文件是否覆盖现有文件
+         */
+        FILE_OVERRIDE = config.isFileOverride();
+
+
+        /**
+         * 开启生成映射关系
+         */
+        new AutoGenerator(config).generate();
+
+        /**
+         * 自动打开生成文件的目录
+         * <p>
+         * 根据 osName 执行相应命令
+         * </p>
+         */
+        try {
+            String osName = System.getProperty("os.name");
+            if (osName != null) {
+                if (osName.contains("Mac")) {
+                    Runtime.getRuntime().exec("open " + config.getSaveDir());
+                } else if (osName.contains("Windows")) {
+                    Runtime.getRuntime().exec("cmd /c start " + config.getSaveDir());
+                } else {
+                    System.err.println("save dir:" + config.getSaveDir());
+                }
+            }
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        System.out.println(" generate success! ");
+    }
+
+    /**
+     * 根据包名转换成具体路径
+     *
+     * @param packageName
+     * @return
+     */
+    private static String getPathFromPackageName(String packageName) {
+        if (null == packageName || "".equals(packageName)) {
+            return "";
+        }
+        return packageName.replace(".", File.separator);
+    }
+
+    /**
+     * 生成文件地址
+     *
+     * @param segment 文件地址片段
+     * @return
+     */
+    private static String getFilePath(String savePath, String segment) {
+        File folder = new File(savePath + File.separator + segment);
+        if (!folder.exists()) {
+            folder.mkdirs();
+        }
+        return folder.getPath();
+    }
+
+    /**
+     * 生成映射文件
+     */
+    public void generate() {
+        Connection conn = null;
+        try {
+            /**
+             * 创建连接
+             */
+            Class.forName(config.getDbDriverName());
+            conn = DriverManager.getConnection(config.getDbUrl(), config.getDbUser(), config.getDbPassword());
+
+            /**
+             * 获取数据库表相关信息
+             */
+            boolean isOracle = false;
+            if (config.getConfigDataSource() == ConfigDataSource.ORACLE) {
+                isOracle = true;
+            }
+
+            /**
+             * 根据配置获取应该生成文件的表信息
+             */
+            List<String> tables = getTables(conn);
+            if (null == tables) {
+                return;
+            }
+
+            Map<String, String> tableComments = getTableComment(conn);
+            for (String table : tables) {
+                List<String> columns = new ArrayList<String>();
+                List<String> types = new ArrayList<String>();
+                List<String> comments = new ArrayList<String>();
+                Map<String, IdInfo> idMap = new HashMap<String, IdInfo>();
+                String tableFieldsSql = String.format(config.getConfigDataSource().getTableFieldsSql(), table);
+                ResultSet results = conn.prepareStatement(tableFieldsSql).executeQuery();
+                while (results.next()) {
+                    String field = results.getString(config.getConfigDataSource().getFieldName());
+                    columns.add(field);
+                    types.add(results.getString(config.getConfigDataSource().getFieldType()));
+                    comments.add(results.getString(config.getConfigDataSource().getFieldComment()));
+                    if (!isOracle) {
+                        /* MYSQL 主键ID 处理方式 */
+                        String key = results.getString(config.getConfigDataSource().getFieldKey());
+                        if ("PRI".equals(key)) {
+                            boolean autoIncrement = false;
+                            if ("auto_increment".equals(results.getString("EXTRA"))) {
+                                autoIncrement = true;
+                            }
+                            idMap.put(field, new IdInfo(field, autoIncrement));
+                        }
+                    }
+                }
+                if (isOracle) {
+                    /* ORACLE 主键ID 处理方式 */
+                    String idSql = String.format("SELECT A.COLUMN_NAME FROM USER_CONS_COLUMNS A, USER_CONSTRAINTS B WHERE A.CONSTRAINT_NAME = B.CONSTRAINT_NAME AND B.CONSTRAINT_TYPE = 'P' AND A.TABLE_NAME = '%s'", table);
+                    ResultSet rs = conn.prepareStatement(idSql).executeQuery();
+                    while (rs.next()) {
+                        String field = rs.getString(config.getConfigDataSource().getFieldKey());
+                        idMap.put(field, new IdInfo(field, false));
+                    }
+                }
+                String beanName = getBeanName(table, config.isDbPrefix());
+                String mapperName = beanName + "Mapper";
+                String serviceName = "I" + beanName + "Service";
+                String serviceImplName = beanName + "ServiceImpl";
+
+                /**
+                 * 根据文件覆盖标志决定是否生成映射文件
+                 */
+                if (valideFile(PATH_ENTITY, beanName, JAVA_SUFFIX)) {
+                    buildEntityBean(columns, types, comments, tableComments.get(table), idMap, table, beanName);
+                }
+                if (valideFile(PATH_MAPPER, mapperName, JAVA_SUFFIX)) {
+                    buildMapper(beanName, mapperName);
+                }
+                if (valideFile(PATH_XML, mapperName, XML_SUFFIX)) {
+                    buildMapperXml(columns, types, comments, idMap, mapperName);
+                }
+                if (valideFile(PATH_SERVICE, serviceName, JAVA_SUFFIX)) {
+                    buildService(beanName, serviceName);
+                }
+                if (valideFile(PATH_SERVICE_IMPL, serviceImplName, JAVA_SUFFIX)) {
+                    buildServiceImpl(beanName, serviceImplName, serviceName, mapperName);
+                }
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        } finally {
+            if (conn != null) {
+                try {
+                    conn.close();
+                } catch (SQLException e) {
+                    e.printStackTrace();
+                }
+            }
+        }
+    }
+
+    /**
+     * 根据是否覆盖标志决定是否覆盖当前已存在的文件
+     *
+     * @param dirPath
+     * @param beanName
+     * @param suffix
+     * @return
+     */
+    private boolean valideFile(String dirPath, String beanName, String suffix) {
+        File file = new File(dirPath, beanName + suffix);
+        return !file.exists() || FILE_OVERRIDE;
+    }
+
+
+    /**
+     * 检查配置的所有表是否在dbTables里存在.
+     * <ul>
+     * <li>如果未配置，则返回所有表</li>
+     * <li>所有都存在直接返回custTables.</li>
+     * <li>如果发现有不存在表名直接返回null。</li>
+     * </ul>
+     *
+     * @return
+     * @throws SQLException
+     */
+    private List<String> getTables(Connection conn) throws SQLException {
+        List<String> tables = new ArrayList<String>();
+        PreparedStatement pstate = conn.prepareStatement(config.getConfigDataSource().getTablesSql());
+        ResultSet results = pstate.executeQuery();
+        while (results.next()) {
+            tables.add(results.getString(1));
+        }
+
+        String tableNames = config.getTableNames();
+        if (null == tableNames || "".equals(tableNames.trim())) {
+            return tables;
+        }
+
+        // 循环判断是否配置的所有表都在当前库中存在
+        List<String> custTables = Arrays.asList(tableNames.trim().split(","));
+        List<String> notExistTables = new ArrayList<String>();
+        for (String tb : custTables) {
+            if (!tables.contains(tb)) {
+                notExistTables.add(tb);
+            }
+        }
+        if (notExistTables.size() == 0) {
+            return custTables;
+        }
+        // 如果有错误的表名，打印到控制台，且返回null
+        System.err.println("tablename " + notExistTables.toString() + " is not exist!! ==> stop generate!!");
+        return null;
+    }
+
+    /**
+     * 生成 beanName
+     *
+     * @param table 表名
+     * @return beanName
+     */
+    private String getBeanName(String table, boolean includePrefix) {
+        StringBuilder sb = new StringBuilder();
+        if (table.contains("_")) {
+            String[] tables = table.split("_");
+            int l = tables.length;
+            int s = 0;
+            if (includePrefix) {
+                s = 1;
+            }
+            for (int i = s; i < l; i++) {
+                String temp = tables[i].trim();
+                sb.append(temp.substring(0, 1).toUpperCase()).append(temp.substring(1).toLowerCase());
+            }
+        } else {
+            sb.append(table.substring(0, 1).toUpperCase()).append(table.substring(1).toLowerCase());
+        }
+        return sb.toString();
+    }
+
+
+    private String processType(String type) {
+        if (config.getConfigDataSource() == ConfigDataSource.ORACLE) {
+            return oracleProcessType(type);
+        }
+        return mysqlProcessType(type);
+    }
+
+
+    /**
+     * MYSQL字段类型转换
+     *
+     * @param type 字段类型
+     * @return
+     */
+    private String mysqlProcessType(String type) {
+        if (type.contains("char")) {
+            return "String";
+        } else if (type.contains("bigint")) {
+            return "Long";
+        } else if (type.contains("int")) {
+            return "Integer";
+        } else if (type.contains("date") || type.contains("timestamp")) {
+            return "Date";
+        } else if (type.contains("text")) {
+            return "String";
+        } else if (type.contains("bit")) {
+            return "Boolean";
+        } else if (type.contains("decimal")) {
+            return "BigDecimal";
+        } else if (type.contains("blob")) {
+            return "byte[]";
+        } else if (type.contains("float")) {
+            return "Float";
+        } else if (type.contains("double")) {
+            return "Double";
+        }
+        return null;
+    }
+
+    /**
+     * ORACLE字段类型转换
+     *
+     * @param type 字段类型
+     * @return
+     */
+    private String oracleProcessType(String type) {
+        if (type.contains("CHAR")) {
+            return "String";
+        } else if (type.contains("DATE")) {
+            return "Date";
+        } else if (type.contains("NUMBER")) {
+            return "Double";
+        } else if (type.contains("FLOAT")) {
+            return "Float";
+        } else if (type.contains("BLOB")) {
+            return "Object";
+        } else if (type.contains("RAW")) {
+            return "byte[]";
+        }
+        return null;
+    }
+
+    /**
+     * 字段是否为日期类型
+     *
+     * @param types 字段类型列表
+     * @return
+     */
+    private boolean isDate(List<String> types) {
+//        int size = types.size();
+        for (String type : types) {
+            if (type.contains("date") || type.contains("timestamp")) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * 字段是否为浮点数类型
+     *
+     * @param types 字段类型列表
+     * @return
+     */
+    private boolean isDecimal(List<String> types) {
+        int size = types.size();
+        for (String type : types) {
+            if (type.contains("decimal")) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private String processField(String field) {
+        /*
+         * 驼峰命名直接返回
 		 */
-		File gf = new File(config.getSaveDir());
-		if (!gf.exists()) {
-			gf.mkdirs();
-		}
-		
-		/**
-		 * 目录初始化
-		 */
-		PATH_ENTITY = getFilePath(gf.getPath(), "entity");
-		PATH_MAPPER = getFilePath(gf.getPath(), "mapper");
-		PATH_XML = getFilePath(gf.getPath(), "xml");
-		PATH_SERVICE = getFilePath(gf.getPath(), "service");
-		PATH_SERVICE_IMPL = getFilePath(gf.getPath(), "serviceImpl");
-
-		/**
-		 * 开启生成映射关系
-		 */
-		new AutoGenerator(config).generate();
-
-		/**
-		 * 自动打开生成文件的目录
-		 * <p>
-		 * 根据 osName 执行相应命令
-		 * </p>
-		 */
-		try {
-			String osName = System.getProperty("os.name");
-			if (osName != null) {
-				if (osName.contains("Mac")) {
-					Runtime.getRuntime().exec("open " + config.getSaveDir());
-				} else if (osName.contains("Windows")) {
-					Runtime.getRuntime().exec("cmd /c start " + config.getSaveDir());
-				} else {
-					System.err.println("save dir:" + config.getSaveDir());
-				}
-			}
-		} catch (IOException e) {
-			e.printStackTrace();
-		}
-		System.out.println(" generate success! ");
-
-	}
-	
-	/**
-	 * 
-	 * 生成文件地址
-	 * 
-	 * @param segment
-	 *            文件地址片段
-	 * @return
-	 */
-	private static String getFilePath(String savePath, String segment) {
-		File folder = new File(savePath + File.separator + segment);
-		if (!folder.exists()) {
-			folder.mkdir();
-		}
-		return folder.getPath();
-	}
-
-	/**
-	 * 生成映射文件
-	 * 
-	 * @param includePrefix
-	 *            是否包含前缀，例如: tb_xxx 其中 tb_ 为前缀
-	 */
-	public void generate() {
-		Connection conn = null;
-		try {
-			/**
-			 * 创建连接
-			 */
-			Class.forName(config.getDbDriverName());
-			conn = DriverManager.getConnection(config.getDbUrl(), config.getDbUser(), config.getDbPassword());
+        if (config.isColumnHump()) {
+            return field;
+        }
 
-			/**
-			 * 获取数据库表相关信息
-			 */
-			boolean isOracle = false;
-			if ( config.getConfigDataSource() == ConfigDataSource.ORACLE ) {
-				isOracle = true;
-			}
-			List<String> tables = getTables(conn);
-			Map<String, String> tableComments = getTableComment(conn);
-			for (String table : tables) {
-				List<String> columns = new ArrayList<String>();
-				List<String> types = new ArrayList<String>();
-				List<String> comments = new ArrayList<String>();
-				Map<String, IdInfo> idMap = new HashMap<String, IdInfo>();
-				String tableFieldsSql = String.format(config.getConfigDataSource().getTableFieldsSql(), table);
-				ResultSet results = conn.prepareStatement(tableFieldsSql).executeQuery();
-				while (results.next()) {
-					String field = results.getString(config.getConfigDataSource().getFieldName());
-					columns.add(field);
-					types.add(results.getString(config.getConfigDataSource().getFieldType()));
-					comments.add(results.getString(config.getConfigDataSource().getFieldComment()));
-					if ( !isOracle ) {
-						/* MYSQL 主键ID 处理方式 */
-						String key = results.getString(config.getConfigDataSource().getFieldKey());
-						if ("PRI".equals(key)) {
-							boolean autoIncrement = false;
-							if ("auto_increment".equals(results.getString("EXTRA"))) {
-								autoIncrement = true;
-							}
-							idMap.put(field, new IdInfo(field, autoIncrement));
-						}
-					}
-				}
-				if ( isOracle ) {
-					/* ORACLE 主键ID 处理方式 */
-					String idSql = String.format("SELECT A.COLUMN_NAME FROM USER_CONS_COLUMNS A, USER_CONSTRAINTS B WHERE A.CONSTRAINT_NAME = B.CONSTRAINT_NAME AND B.CONSTRAINT_TYPE = 'P' AND A.TABLE_NAME = '%s'", table);
-					ResultSet rs = conn.prepareStatement(idSql).executeQuery();
-					while (rs.next()) {
-						String field = rs.getString(config.getConfigDataSource().getFieldKey());
-						idMap.put(field, new IdInfo(field, false));
-					}
-				}
-				String beanName = getBeanName(table, config.isDbPrefix());
-				String mapperName = beanName + "Mapper";
-				String serviceName = "I" + beanName + "Service";
-				String serviceImplName = beanName + "ServiceImpl";
-
-				/**
-				 * 生成映射文件
-				 */
-				buildEntityBean(columns, types, comments, tableComments.get(table), idMap, table, beanName);
-				buildMapper(beanName, mapperName);
-				buildMapperXml(columns, types, comments, idMap, mapperName);
-				buildService(beanName, serviceName);
-				buildServiceImpl(beanName, serviceImplName, serviceName, mapperName);
-			}
-		} catch (Exception e) {
-			e.printStackTrace();
-		} finally {
-			if (conn != null) {
-				try {
-					conn.close();
-				} catch (SQLException e) {
-					e.printStackTrace();
-				}
-			}
-		}
-	}
-
-	/**
-	 * 获取所有的表
-	 *
-	 * @return
-	 * @throws SQLException
-	 */
-	private List<String> getTables(Connection conn) throws SQLException {
-		String[] tableNames = config.getTableNames();
-		if ( tableNames != null ) {
-			return Arrays.asList(tableNames);
-		}
-		/**
-		 * 数据库中读取所有表名
-		 */
-		List<String> tables = new ArrayList<String>();
-		PreparedStatement pstate = conn.prepareStatement(config.getConfigDataSource().getTablesSql());
-		ResultSet results = pstate.executeQuery();
-		while (results.next()) {
-			tables.add(results.getString(1));
-		}
-		return tables;
-	}
-
-	/**
-	 * 生成 beanName
-	 * 
-	 * @param table
-	 *            表名
-	 * @return beanName
-	 */
-	private String getBeanName(String table, boolean includePrefix) {
-		StringBuffer sb = new StringBuffer();
-		if (table.contains("_")) {
-			String[] tables = table.split("_");
-			int l = tables.length;
-			int s = 0;
-			if (includePrefix) {
-				s = 1;
-			}
-			for (int i = s; i < l; i++) {
-				String temp = tables[i].trim();
-				sb.append(temp.substring(0, 1).toUpperCase()).append(temp.substring(1).toLowerCase());
-			}
-		} else {
-			sb.append(table.substring(0, 1).toUpperCase()).append(table.substring(1).toLowerCase());
-		}
-		return sb.toString();
-	}
-	
-
-	private String processType( String type ) {
-		if ( config.getConfigDataSource() == ConfigDataSource.ORACLE ) {
-			return oracleProcessType(type);
-		}
-		return mysqlProcessType(type);
-	}
-	
-
-	/**
-	 * MYSQL字段类型转换
-	 * 
-	 * @param type
-	 *            字段类型
-	 * @return
-	 */
-	private String mysqlProcessType(String type) {
-		if (type.indexOf("char") > -1) {
-			return "String";
-		} else if (type.indexOf("bigint") > -1) {
-			return "Long";
-		} else if (type.indexOf("int") > -1) {
-			return "Integer";
-		} else if (type.indexOf("date") > -1 || type.indexOf("timestamp") > -1) {
-			return "Date";
-		} else if (type.indexOf("text") > -1) {
-			return "String";
-		} else if (type.indexOf("bit") > -1) {
-			return "Boolean";
-		} else if (type.indexOf("decimal") > -1) {
-			return "BigDecimal";
-		} else if (type.indexOf("blob") > -1) {
-			return "byte[]";
-		} else if (type.indexOf("float") > -1) {
-			return "Float";
-		} else if (type.indexOf("double") > -1) {
-			return "Double";
-		}
-		return null;
-	}
-	
-	/**
-	 * ORACLE字段类型转换
-	 * 
-	 * @param type
-	 *            字段类型
-	 * @return
-	 */
-	private String oracleProcessType(String type) {
-		if (type.indexOf("CHAR") > -1) {
-			return "String";
-		} else if (type.indexOf("DATE") > -1) {
-			return "Date";
-		} else if (type.indexOf("NUMBER") > -1) {
-			return "Integer";
-		} else if (type.indexOf("FLOAT") > -1) {
-			return "Float";
-		} else if (type.indexOf("BLOB") > -1) {
-			return "Object";
-		} else if (type.indexOf("RAW") > -1) {
-			return "byte[]";
-		}
-		return null;
-	}
-	
-	/**
-	 * 字段是否为日期类型
-	 * 
-	 * @param types
-	 *            字段类型列表
-	 * @return
-	 */
-	private boolean isDate(List<String> types) {
-		int size = types.size();
-		for ( int i = 0 ; i < size ; i++ ) {
-			String type = types.get(i);
-			if (type.indexOf("date") > -1 || type.indexOf("timestamp") > -1) {
-				return true;
-			}
-		}
-		return false;
-	}
-	
-	/**
-	 * 字段是否为浮点数类型
-	 * 
-	 * @param types
-	 *            字段类型列表
-	 * @return
-	 */
-	private boolean isDecimal(List<String> types) {
-		int size = types.size();
-		for ( int i = 0 ; i < size ; i++ ) {
-			String type = types.get(i);
-			if (type.indexOf("decimal") > -1) {
-				return true;
-			}
-		}
-		return false;
-	}
-
-	private String processField(String field) {
-		/*
-		 * 驼峰命名直接返回
-		 */
-		if (config.isColumnHump()) {
-			return field;
-		}
-		
 		/* 
 		 * 处理下划线分割命名字段
 		 */
-		StringBuffer sb = new StringBuffer(field.length());
-		String[] fields = field.split("_");
-		sb.append(fields[0].toLowerCase());
-		for (int i = 1; i < fields.length; i++) {
-			String temp = fields[i];
-			sb.append(temp.substring(0, 1).toUpperCase());
-			sb.append(temp.substring(1).toLowerCase());
-		}
-		return sb.toString();
-	}
-
-	/**
-	 * 构建类上面的注释
-	 *
-	 * @param bw
-	 * @param text
-	 * @return
-	 * @throws IOException
-	 */
-	private BufferedWriter buildClassComment(BufferedWriter bw, String text) throws IOException {
-		bw.newLine();
-		bw.write("/**");
-		bw.newLine();
-		bw.write(" *");
-		bw.newLine();
-		bw.write(" * " + text);
-		bw.newLine();
-		bw.write(" *");
-		bw.newLine();
-		bw.write(" */");
-		return bw;
-	}
-
-	/**
-	 * 
-	 * 生成实体类
-	 *
-	 * @param columns
-	 * @param types
-	 * @param comments
-	 * @throws IOException
-	 */
-	private void buildEntityBean(List<String> columns, List<String> types, List<String> comments, String tableComment,
-			Map<String, IdInfo> idMap, String table, String beanName) throws IOException {
-		File beanFile = new File(PATH_ENTITY, beanName + ".java");
-		BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(beanFile)));
-		bw.write("package " + config.getEntityPackage() + ";");
-		bw.newLine();
-		bw.newLine();
-		bw.write("import java.io.Serializable;");
-		bw.newLine();
-		if (isDate(types)) {
-			bw.write("import java.util.Date;");
-			bw.newLine();
-		}
-		if (isDecimal(types)) {
-			bw.write("import java.math.BigDecimal;");
-			bw.newLine();
-		}
-		bw.newLine();
-		if (config.getIdType() != IdType.ID_WORKER) {
-			bw.write("import com.baomidou.mybatisplus.annotations.IdType;");
-			bw.newLine();
-		}
-		bw.write("import com.baomidou.mybatisplus.annotations.TableField;");
-		bw.newLine();
-		bw.write("import com.baomidou.mybatisplus.annotations.TableId;");
-		bw.newLine();
-		bw.write("import com.baomidou.mybatisplus.annotations.TableName;");
-		bw.newLine();
-		bw = buildClassComment(bw, tableComment);
-		bw.newLine();
-		bw.write("@TableName(value = \"" + table + "\")");
-		bw.newLine();
-		bw.write("public class " + beanName + " implements Serializable {");
-		bw.newLine();
-		bw.newLine();
-		bw.write("\t@TableField(exist = false)");
-		bw.newLine();
-		bw.write("\tprivate static final long serialVersionUID = 1L;");
-		bw.newLine();
-		int size = columns.size();
-		for (int i = 0; i < size; i++) {
-			bw.newLine();
-			bw.write("\t/** " + comments.get(i) + " */");
-			bw.newLine();
+        StringBuilder sb = new StringBuilder(field.length());
+        String[] fields = field.split("_");
+        sb.append(fields[0].toLowerCase());
+        for (int i = 1; i < fields.length; i++) {
+            String temp = fields[i];
+            sb.append(temp.substring(0, 1).toUpperCase());
+            sb.append(temp.substring(1).toLowerCase());
+        }
+        return sb.toString();
+    }
+
+    /**
+     * 构建类上面的注释
+     *
+     * @param bw
+     * @param text
+     * @return
+     * @throws IOException
+     */
+    private BufferedWriter buildClassComment(BufferedWriter bw, String text) throws IOException {
+        bw.newLine();
+        bw.write("/**");
+        bw.newLine();
+        bw.write(" *");
+        bw.newLine();
+        bw.write(" * " + text);
+        bw.newLine();
+        bw.write(" *");
+        bw.newLine();
+        bw.write(" */");
+        return bw;
+    }
+
+    /**
+     * 生成实体类
+     *
+     * @param columns
+     * @param types
+     * @param comments
+     * @throws IOException
+     */
+    private void buildEntityBean(List<String> columns, List<String> types, List<String> comments, String tableComment,
+                                 Map<String, IdInfo> idMap, String table, String beanName) throws IOException {
+        File beanFile = new File(PATH_ENTITY, beanName + ".java");
+        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(beanFile)));
+        bw.write("package " + config.getEntityPackage() + ";");
+        bw.newLine();
+        bw.newLine();
+        bw.write("import java.io.Serializable;");
+        bw.newLine();
+        if (isDate(types)) {
+            bw.write("import java.util.Date;");
+            bw.newLine();
+        }
+        if (isDecimal(types)) {
+            bw.write("import java.math.BigDecimal;");
+            bw.newLine();
+        }
+        bw.newLine();
+        if (config.getIdType() != IdType.ID_WORKER) {
+            bw.write("import com.baomidou.mybatisplus.annotations.IdType;");
+            bw.newLine();
+        }
+        bw.write("import com.baomidou.mybatisplus.annotations.TableField;");
+        bw.newLine();
+        bw.write("import com.baomidou.mybatisplus.annotations.TableId;");
+        bw.newLine();
+        bw.write("import com.baomidou.mybatisplus.annotations.TableName;");
+        bw.newLine();
+        bw = buildClassComment(bw, tableComment);
+        bw.newLine();
+        bw.write("@TableName(value = \"" + table + "\")");
+        bw.newLine();
+        bw.write("public class " + beanName + " implements Serializable {");
+        bw.newLine();
+        bw.newLine();
+        bw.write("\t@TableField(exist = false)");
+        bw.newLine();
+        bw.write("\tprivate static final long serialVersionUID = 1L;");
+        bw.newLine();
+        int size = columns.size();
+        for (int i = 0; i < size; i++) {
+            bw.newLine();
+            bw.write("\t/** " + comments.get(i) + " */");
+            bw.newLine();
 			/*
 			 * 判断ID 添加注解
 			 * <br>
 			 * isLine 是否包含下划线
 			 */
-			String column = columns.get(i);
-			String field = processField(column);
-			boolean isLine = column.contains("_");
-			IdInfo idInfo = idMap.get(column);
-			if (idInfo != null) {
-				//@TableId(value = "test_id", type = IdType.AUTO_INCREMENT)
-				bw.write("\t@TableId");
-				String idType = toIdType();
-				if (idInfo.isAutoIncrement()) {
-					System.err.println(" Table :{ " + table + " } ID is Auto increment");
-					if (isLine) {
-						bw.write("(value = \"" + column + "\"");
-						if ( idType != null ) {
-							bw.write(", ");
-							bw.write(idType);
-						}
-						bw.write(")");
-					} else if ( idType != null ) {
-						bw.write("(");
-						bw.write(idType);
-						bw.write(")");
-					}
-				} else {
-					if (isLine) {
-						bw.write("(value = \"" + column + "\"");
-						if(idType != null){
-							bw.write(", ");
-							bw.write(idType);
-						}
-						bw.write(")");
-					} else if ( idType != null ) {
-						bw.write("(");
-						bw.write(idType);
-						bw.write(")");
-					}
-				}
-				bw.newLine();
-			} else if (isLine) {
-				//@TableField(value = "test_type", exist = false)
-				bw.write("\t@TableField(value = \"" + column + "\")");
-				bw.newLine();
-			}
-			bw.write("\tprivate " + processType(types.get(i)) + " " + field + ";");
-			bw.newLine();
-		}
+            String column = columns.get(i);
+            String field = processField(column);
+            boolean isLine = column.contains("_");
+            IdInfo idInfo = idMap.get(column);
+            if (idInfo != null) {
+                //@TableId(value = "test_id", type = IdType.AUTO_INCREMENT)
+                bw.write("\t@TableId");
+                String idType = toIdType();
+                if (idInfo.isAutoIncrement()) {
+                    System.err.println(" Table :{ " + table + " } ID is Auto increment");
+                    if (isLine) {
+                        bw.write("(value = \"" + column + "\"");
+                        if (idType != null) {
+                            bw.write(", ");
+                            bw.write(idType);
+                        }
+                        bw.write(")");
+                    } else if (idType != null) {
+                        bw.write("(");
+                        bw.write(idType);
+                        bw.write(")");
+                    }
+                } else {
+                    if (isLine) {
+                        bw.write("(value = \"" + column + "\"");
+                        if (idType != null) {
+                            bw.write(", ");
+                            bw.write(idType);
+                        }
+                        bw.write(")");
+                    } else if (idType != null) {
+                        bw.write("(");
+                        bw.write(idType);
+                        bw.write(")");
+                    }
+                }
+                bw.newLine();
+            } else if (isLine) {
+                //@TableField(value = "test_type", exist = false)
+                bw.write("\t@TableField(value = \"" + column + "\")");
+                bw.newLine();
+            }
+            bw.write("\tprivate " + processType(types.get(i)) + " " + field + ";");
+            bw.newLine();
+        }
 
 		/*
 		 * 生成get 和 set方法
 		 */
-		for (int i = 0; i < size; i++) {
-			String _tempType = processType(types.get(i));
-			String _tempField = processField(columns.get(i));
-			String _field = _tempField.substring(0, 1).toUpperCase() + _tempField.substring(1);
-			bw.newLine();
-			bw.write("\tpublic " + _tempType + " get" + _field + "() {");
-			bw.newLine();
-			bw.write("\t\treturn this." + _tempField + ";");
-			bw.newLine();
-			bw.write("\t}");
-			bw.newLine();
-			bw.newLine();
-			bw.write("\tpublic void set" + _field + "(" + _tempType + " " + _tempField + ") {");
-			bw.newLine();
-			bw.write("\t\tthis." + _tempField + " = " + _tempField + ";");
-			bw.newLine();
-			bw.write("\t}");
-			bw.newLine();
-		}
-
-		bw.newLine();
-		bw.write("}");
-		bw.newLine();
-		bw.flush();
-		bw.close();
-	}
-	
-	public String toIdType(){
-		if ( config.getIdType() == IdType.AUTO ) {
-			return "type = IdType.AUTO";
-		} else if ( config.getIdType() == IdType.INPUT ) {
-			return "type = IdType.INPUT";
-		} else if ( config.getIdType() == IdType.UUID ) {
-			return "type = IdType.UUID";
-		}
-		return null;
-	}
-
-	/**
-	 * 
-	 * 构建Mapper文件
-	 * 
-	 * @param beanName
-	 * @param mapperName
-	 * @throws IOException
-	 */
-	private void buildMapper(String beanName, String mapperName) throws IOException {
-		File mapperFile = new File(PATH_MAPPER, mapperName + ".java");
-		BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(mapperFile), "utf-8"));
-		bw.write("package " + config.getMapperPackage() + ";");
-		bw.newLine();
-		bw.newLine();
-		bw.write("import " + config.getEntityPackage() + "." + beanName + ";");
-		bw.newLine();
-		if ( config.getConfigIdType() == ConfigIdType.STRING ) {
-			bw.write("import com.baomidou.mybatisplus.mapper.CommonMapper;");
-		} else {
-			bw.write("import com.baomidou.mybatisplus.mapper.AutoMapper;");
-		}
-		bw.newLine();
-
-		bw = buildClassComment(bw, beanName + " 表数据库控制层接口");
-		bw.newLine();
-		if ( config.getConfigIdType() == ConfigIdType.STRING ) {
-			bw.write("public interface " + mapperName + " extends CommonMapper<" + beanName + "> {");
-		} else {
-			bw.write("public interface " + mapperName + " extends AutoMapper<" + beanName + "> {");
-		}
-		bw.newLine();
-		bw.newLine();
-
-		// ----------定义mapper中的方法End----------
-		bw.newLine();
-		bw.write("}");
-		bw.flush();
-		bw.close();
-	}
-
-	/**
-	 * 
-	 * 构建实体类映射XML文件
-	 *
-	 * @param columns
-	 * @param types
-	 * @param comments
-	 * @throws IOException
-	 */
-	private void buildMapperXml( List<String> columns, List<String> types, List<String> comments,
-			Map<String, IdInfo> idMap, String mapperName ) throws IOException {
-		File mapperXmlFile = new File(PATH_XML, mapperName + ".xml");
-		BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(mapperXmlFile)));
-		bw.write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
-		bw.newLine();
-		bw.write("<!DOCTYPE mapper PUBLIC \"-//mybatis.org//DTD Mapper 3.0//EN\" \"http://mybatis.org/dtd/mybatis-3-mapper.dtd\">");
-		bw.newLine();
-		bw.write("<mapper namespace=\"" + config.getMapperPackage() + "." + mapperName + "\">");
-		bw.newLine();
-		bw.newLine();
+        for (int i = 0; i < size; i++) {
+            String _tempType = processType(types.get(i));
+            String _tempField = processField(columns.get(i));
+            String _field = _tempField.substring(0, 1).toUpperCase() + _tempField.substring(1);
+            bw.newLine();
+            bw.write("\tpublic " + _tempType + " get" + _field + "() {");
+            bw.newLine();
+            bw.write("\t\treturn this." + _tempField + ";");
+            bw.newLine();
+            bw.write("\t}");
+            bw.newLine();
+            bw.newLine();
+            bw.write("\tpublic void set" + _field + "(" + _tempType + " " + _tempField + ") {");
+            bw.newLine();
+            bw.write("\t\tthis." + _tempField + " = " + _tempField + ";");
+            bw.newLine();
+            bw.write("\t}");
+            bw.newLine();
+        }
+
+        bw.newLine();
+        bw.write("}");
+        bw.newLine();
+        bw.flush();
+        bw.close();
+    }
+
+    public String toIdType() {
+        if (config.getIdType() == IdType.AUTO) {
+            return "type = IdType.AUTO";
+        } else if (config.getIdType() == IdType.INPUT) {
+            return "type = IdType.INPUT";
+        } else if (config.getIdType() == IdType.UUID) {
+            return "type = IdType.UUID";
+        }
+        return null;
+    }
+
+    /**
+     * 构建Mapper文件
+     *
+     * @param beanName
+     * @param mapperName
+     * @throws IOException
+     */
+    private void buildMapper(String beanName, String mapperName) throws IOException {
+        File mapperFile = new File(PATH_MAPPER, mapperName + ".java");
+        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(mapperFile), "utf-8"));
+        bw.write("package " + config.getMapperPackage() + ";");
+        bw.newLine();
+        bw.newLine();
+        bw.write("import " + config.getEntityPackage() + "." + beanName + ";");
+        bw.newLine();
+        if (config.getConfigIdType() == ConfigIdType.STRING) {
+            bw.write("import com.baomidou.mybatisplus.mapper.CommonMapper;");
+        } else {
+            bw.write("import com.baomidou.mybatisplus.mapper.AutoMapper;");
+        }
+        bw.newLine();
+
+        bw = buildClassComment(bw, beanName + " 表数据库控制层接口");
+        bw.newLine();
+        if (config.getConfigIdType() == ConfigIdType.STRING) {
+            bw.write("public interface " + mapperName + " extends CommonMapper<" + beanName + "> {");
+        } else {
+            bw.write("public interface " + mapperName + " extends AutoMapper<" + beanName + "> {");
+        }
+        bw.newLine();
+        bw.newLine();
+
+        // ----------定义mapper中的方法End----------
+        bw.newLine();
+        bw.write("}");
+        bw.flush();
+        bw.close();
+    }
+
+    /**
+     * 构建实体类映射XML文件
+     *
+     * @param columns
+     * @param types
+     * @param comments
+     * @throws IOException
+     */
+    private void buildMapperXml(List<String> columns, List<String> types, List<String> comments,
+                                Map<String, IdInfo> idMap, String mapperName) throws IOException {
+        File mapperXmlFile = new File(PATH_XML, mapperName + ".xml");
+        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(mapperXmlFile)));
+        bw.write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
+        bw.newLine();
+        bw.write("<!DOCTYPE mapper PUBLIC \"-//mybatis.org//DTD Mapper 3.0//EN\" \"http://mybatis.org/dtd/mybatis-3-mapper.dtd\">");
+        bw.newLine();
+        bw.write("<mapper namespace=\"" + config.getMapperPackage() + "." + mapperName + "\">");
+        bw.newLine();
+        bw.newLine();
 
 		/*
 		 * 下面开始写SqlMapper中的方法
 		 */
-		buildSQL(bw, idMap, columns);
-
-		bw.write("</mapper>");
-		bw.flush();
-		bw.close();
-	}
-
-	/**
-	 * 
-	 * 构建service文件
-	 * 
-	 * @param beanName
-	 * @param serviceName
-	 * @throws IOException
-	 */
-	private void buildService(String beanName, String serviceName) throws IOException {
-		File serviceFile = new File(PATH_SERVICE, serviceName + ".java");
-		BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(serviceFile), "utf-8"));
-		bw.write("package " + config.getServicePackage() + ";");
-		bw.newLine();
-		bw.newLine();
-		bw.write("import " + config.getEntityPackage() + "." + beanName + ";");
-		bw.newLine();
-		if ( config.getConfigIdType() == ConfigIdType.STRING ) {
-			bw.write("import com.baomidou.framework.service.ICommonService;");
-		} else {
-			bw.write("import com.baomidou.framework.service.ISuperService;");
-		}
-		bw.newLine();
-
-		bw = buildClassComment(bw, beanName + " 表数据服务层接口");
-		bw.newLine();
-		if ( config.getConfigIdType() == ConfigIdType.STRING ) {
-			bw.write("public interface " + serviceName + " extends ICommonService<" + beanName + "> {");
-		} else {
-			bw.write("public interface " + serviceName + " extends ISuperService<" + beanName + "> {");
-		}
-		bw.newLine();
-		bw.newLine();
-
-		// ----------定义service中的方法End----------
-		bw.newLine();
-		bw.write("}");
-		bw.flush();
-		bw.close();
-	}
-	
-	/**
-	 * 
-	 * 构建service实现类文件
-	 * 
-	 * @param beanName
-	 * @param serviceImplName
-	 * @param mapperName
-	 * @throws IOException
-	 */
-	private void buildServiceImpl(String beanName, String serviceImplName, String serviceName, String mapperName) throws IOException {
-		File serviceFile = new File(PATH_SERVICE_IMPL, serviceImplName + ".java");
-		BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(serviceFile), "utf-8"));
-		bw.write("package " + config.getServicePackage() + ".impl;");
-		bw.newLine();
-		bw.newLine();
-		bw.write("import org.springframework.stereotype.Service;");
-		bw.newLine();
-		bw.newLine();
-		bw.write("import " + config.getMapperPackage() + "." + mapperName + ";");
-		bw.newLine();
-		bw.write("import " + config.getEntityPackage() + "." + beanName + ";");
-		bw.newLine();
-		bw.write("import " + config.getServicePackage() + "." + serviceName + ";");
-		bw.newLine();
-		
-		String superServiceImpl = config.getSuperServiceImpl();
-		bw.write("import " + superServiceImpl + ";");
-		bw.newLine();
-		
-		bw = buildClassComment(bw, beanName + " 表数据服务层接口实现类");
-		bw.newLine();
-		bw.write("@Service");
-		bw.newLine();
-		superServiceImpl = superServiceImpl.substring(superServiceImpl.lastIndexOf(".") + 1);
-		bw.write("public class " + serviceImplName + " extends " + superServiceImpl
-				+ "<" + mapperName + ", " + beanName + "> implements " + serviceName + " {");
-		bw.newLine();
-		bw.newLine();
-		
-		// ----------定义service中的方法End----------
-		bw.newLine();
-		bw.write("}");
-		bw.flush();
-		bw.close();
-	}
-
-	/**
-	 * 
-	 * 通用返回参数
-	 * 
-	 * @param bw
-	 * @param columns
-	 * @throws IOException
-	 */
-	private void buildSQL( BufferedWriter bw, Map<String, IdInfo> idMap, List<String> columns ) throws IOException {
-		int size = columns.size();
-		bw.write("\t<!-- 通用查询结果列-->");
-		bw.newLine();
-		bw.write("\t<sql id=\"Base_Column_List\">");
-		bw.newLine();
-		
-		for (int i = 0; i < size; i++) {
-			String column = columns.get(i);
-			IdInfo idInfo = idMap.get(column);
-			if ( idInfo != null ) {
-				bw.write("\t\t " + idInfo.getValue());
-			} else {
-				bw.write(" " + column);
-			}
-			if (i != size - 1) {
-				bw.write(",");
-			}
-		}
-		bw.newLine();
-		bw.write("\t</sql>");
-		bw.newLine();
-		bw.newLine();
-	}
-
-	/**
-	 * 
-	 * 获取所有的数据库表注释
-	 *
-	 * @return
-	 * @throws SQLException
-	 */
-	private Map<String, String> getTableComment(Connection conn) throws SQLException {
-		Map<String, String> maps = new HashMap<String, String>();
-		PreparedStatement pstate = conn.prepareStatement(config.getConfigDataSource().getTableCommentsSql());
-		ResultSet results = pstate.executeQuery();
-		while (results.next()) {
-			maps.put(results.getString(config.getConfigDataSource().getTableName()), 
-				results.getString(config.getConfigDataSource().getTableComment()));
-		}
-		return maps;
-	}
-
-	class IdInfo {
-		private String value;
-		private boolean autoIncrement;
-
-		public IdInfo(String value, boolean autoIncrement) {
-			this.value = value;
-			this.autoIncrement = autoIncrement;
-
-		}
-
-		public String getValue() {
-			return value;
-		}
-
-		public void setValue(String value) {
-			this.value = value;
-		}
-
-		public boolean isAutoIncrement() {
-			return autoIncrement;
-		}
-
-		public void setAutoIncrement(boolean autoIncrement) {
-			this.autoIncrement = autoIncrement;
-		}
-	}
+        buildSQL(bw, idMap, columns);
+
+        bw.write("</mapper>");
+        bw.flush();
+        bw.close();
+    }
+
+    /**
+     * 构建service文件
+     *
+     * @param beanName
+     * @param serviceName
+     * @throws IOException
+     */
+    private void buildService(String beanName, String serviceName) throws IOException {
+        File serviceFile = new File(PATH_SERVICE, serviceName + ".java");
+        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(serviceFile), "utf-8"));
+        bw.write("package " + config.getServicePackage() + ";");
+        bw.newLine();
+        bw.newLine();
+        bw.write("import " + config.getEntityPackage() + "." + beanName + ";");
+        bw.newLine();
+        if (config.getConfigIdType() == ConfigIdType.STRING) {
+            bw.write("import com.baomidou.framework.service.ICommonService;");
+        } else {
+            bw.write("import com.baomidou.framework.service.ISuperService;");
+        }
+        bw.newLine();
+
+        bw = buildClassComment(bw, beanName + " 表数据服务层接口");
+        bw.newLine();
+        if (config.getConfigIdType() == ConfigIdType.STRING) {
+            bw.write("public interface " + serviceName + " extends ICommonService<" + beanName + "> {");
+        } else {
+            bw.write("public interface " + serviceName + " extends ISuperService<" + beanName + "> {");
+        }
+        bw.newLine();
+        bw.newLine();
+
+        // ----------定义service中的方法End----------
+        bw.newLine();
+        bw.write("}");
+        bw.flush();
+        bw.close();
+    }
+
+    /**
+     * 构建service实现类文件
+     *
+     * @param beanName
+     * @param serviceImplName
+     * @param mapperName
+     * @throws IOException
+     */
+    private void buildServiceImpl(String beanName, String serviceImplName, String serviceName, String mapperName) throws IOException {
+        File serviceFile = new File(PATH_SERVICE_IMPL, serviceImplName + ".java");
+        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(serviceFile), "utf-8"));
+        bw.write("package " + config.getServicePackage() + ".impl;");
+        bw.newLine();
+        bw.newLine();
+        bw.write("import org.springframework.stereotype.Service;");
+        bw.newLine();
+        bw.newLine();
+        bw.write("import " + config.getMapperPackage() + "." + mapperName + ";");
+        bw.newLine();
+        bw.write("import " + config.getEntityPackage() + "." + beanName + ";");
+        bw.newLine();
+        bw.write("import " + config.getServicePackage() + "." + serviceName + ";");
+        bw.newLine();
+
+        String superServiceImpl = config.getSuperServiceImpl();
+        bw.write("import " + superServiceImpl + ";");
+        bw.newLine();
+
+        bw = buildClassComment(bw, beanName + " 表数据服务层接口实现类");
+        bw.newLine();
+        bw.write("@Service");
+        bw.newLine();
+        superServiceImpl = superServiceImpl.substring(superServiceImpl.lastIndexOf(".") + 1);
+        bw.write("public class " + serviceImplName + " extends " + superServiceImpl
+                + "<" + mapperName + ", " + beanName + "> implements " + serviceName + " {");
+        bw.newLine();
+        bw.newLine();
+
+        // ----------定义service中的方法End----------
+        bw.newLine();
+        bw.write("}");
+        bw.flush();
+        bw.close();
+    }
+
+    /**
+     * 通用返回参数
+     *
+     * @param bw
+     * @param idMap
+     * @param columns
+     * @throws IOException
+     */
+    private void buildSQL(BufferedWriter bw, Map<String, IdInfo> idMap, List<String> columns) throws IOException {
+        int size = columns.size();
+        bw.write("\t<!-- 通用查询结果列-->");
+        bw.newLine();
+        bw.write("\t<sql id=\"Base_Column_List\">");
+        bw.newLine();
+
+        for (int i = 0; i < size; i++) {
+            String column = columns.get(i);
+            IdInfo idInfo = idMap.get(column);
+            if (idInfo != null) {
+                bw.write("\t\t " + idInfo.getValue());
+            } else {
+                bw.write(" " + column);
+            }
+            if (i != size - 1) {
+                bw.write(",");
+            }
+        }
+        bw.newLine();
+        bw.write("\t</sql>");
+        bw.newLine();
+        bw.newLine();
+    }
+
+    /**
+     * 获取所有的数据库表注释
+     *
+     * @return
+     * @throws SQLException
+     */
+    private Map<String, String> getTableComment(Connection conn) throws SQLException {
+        Map<String, String> maps = new HashMap<String, String>();
+        PreparedStatement pstate = conn.prepareStatement(config.getConfigDataSource().getTableCommentsSql());
+        ResultSet results = pstate.executeQuery();
+        while (results.next()) {
+            maps.put(results.getString(config.getConfigDataSource().getTableName()),
+                    results.getString(config.getConfigDataSource().getTableComment()));
+        }
+        return maps;
+    }
+
+    class IdInfo {
+        private String value;
+        private boolean autoIncrement;
+
+        public IdInfo(String value, boolean autoIncrement) {
+            this.value = value;
+            this.autoIncrement = autoIncrement;
+
+        }
+
+        public String getValue() {
+            return value;
+        }
+
+        public void setValue(String value) {
+            this.value = value;
+        }
+
+        public boolean isAutoIncrement() {
+            return autoIncrement;
+        }
+
+        public void setAutoIncrement(boolean autoIncrement) {
+            this.autoIncrement = autoIncrement;
+        }
+    }
 }

mybatis-plus/src/main/java/com/baomidou/mybatisplus/generator/ConfigGenerator.java

@@ -20,12 +20,16 @@ import com.baomidou.mybatisplus.annotations.IdType;
 /**
  * <p>
  * 生成器配置类
- ********************************** 使用前必读 *********************
+ * ********************************* 使用前必读 *********************
  * saveDir 文件生成目录
  * entity_package entity 包路径
  * mapper_package mapper 包路径
+ * xmlPackage xx_mapper.xml 包路径，默认为mapper/xml
  * servicePackage service 包路径
- * superServiceImpl service 父类包路径
+ * serviceImplPackage serviceImpl包路径，默认为service/impl
+ * superServiceImpl service 父类包路径名称
+ * tableNames   要生成的表名称，如为空就直接指定所有表.格式为逗号分割
+ * fileOverride 是否覆盖当前已有文件
  * -------------------------------------
  * 以下数据库相关配置：
  * -------------------------------------
@@ -48,12 +52,21 @@ public class ConfigGenerator {
 
 	private String mapperPackage;
 
-	private String servicePackage;
+    private String xmlPackage;
 
-	private String superServiceImpl;
+    private String servicePackage;
 
-	/* db_config */
-	private boolean dbPrefix = false;
+    private String serviceImplPackage;
+
+    private String superServiceImpl;
+
+    private String tableNames;
+
+    private boolean fileOverride = false;
+
+
+    /* db_config */
+    private boolean dbPrefix = false;
 
 	private String dbDriverName;
 
@@ -74,10 +87,6 @@ public class ConfigGenerator {
 	 */
 	private boolean isColumnHump = true;
 
-	/*
-	 * 指定生成表名
-	 */
-	private String[] tableNames = null;
 
 	public String getSaveDir() {
 		return saveDir;
@@ -225,14 +234,41 @@ public class ConfigGenerator {
 		this.configIdType = configIdType;
 	}
 
-	
-	public String[] getTableNames() {
-		return tableNames;
-	}
-
-	
-	public void setTableNames( String[] tableNames ) {
-		this.tableNames = tableNames;
-	}
-
+    public String getXmlPackage() {
+        if (null == xmlPackage || "".equals(xmlPackage)) {
+            xmlPackage = mapperPackage + ".xml";
+        }
+        return xmlPackage;
+    }
+
+    public void setXmlPackage(String xmlPackage) {
+        this.xmlPackage = xmlPackage;
+    }
+
+    public String getTableNames() {
+        return tableNames;
+    }
+
+    public void setTableNames(String tableNames) {
+        this.tableNames = tableNames;
+    }
+
+    public boolean isFileOverride() {
+        return fileOverride;
+    }
+
+    public void setFileOverride(boolean fileOverride) {
+        this.fileOverride = fileOverride;
+    }
+
+    public String getServiceImplPackage() {
+        if (null == serviceImplPackage || "".equals(serviceImplPackage)) {
+            serviceImplPackage = servicePackage + ".impl";
+        }
+        return serviceImplPackage;
+    }
+
+    public void setServiceImplPackage(String serviceImplPackage) {
+        this.serviceImplPackage = serviceImplPackage;
+    }
 }

mybatis-plus/src/test/java/com/baomidou/mybatisplus/test/ConfigGeneratorTest.java

@@ -4,31 +4,41 @@ import com.baomidou.mybatisplus.generator.ConfigGenerator;
 
 public class ConfigGeneratorTest {
 
-	protected static ConfigGenerator getConfigGenerator() {
-		ConfigGenerator cg = new ConfigGenerator();
-		cg.setEntityPackage("com.baomidou.entity");//entity 实体包路径
-		cg.setMapperPackage("com.baomidou.mapper");//mapper 映射文件路径
-		cg.setServicePackage("com.baomidou.service");//service 层路径
+    protected static ConfigGenerator getConfigGenerator() {
+        ConfigGenerator cg = new ConfigGenerator();
+        cg.setEntityPackage("com.baomidou.entity");//entity 实体包路径
+        cg.setMapperPackage("com.baomidou.mapper");//mapper 映射文件路径
+        cg.setServicePackage("com.baomidou.service");//service 层路径
+        cg.setXmlPackage("com.baomidou.mapper.xml");  // xml层路径（可以不写）
+        cg.setServiceImplPackage("com.baomidou.service.impl");  // serviceimpl层路径（可以不写）
+        cg.setFileOverride(false);  // 默认值为false , 是否覆盖当前路径下已有文件
+
+        /**
+         *  如果配置了就只生成指定表名的文件，如果不配置就全部表
+         *  此处会对表名做校验，如果表名不存在 ，则不会生成任何文件。
+         *  控制台会提示不存在的表名称
+         * */
+        cg.setTableNames("user,roles");
 
 		/* 此处可以配置 SuperServiceImpl 子类路径，默认如下 */
-		//cg.setSuperServiceImpl("com.baomidou.framework.service.impl.SuperServiceImpl");
+        //cg.setSuperServiceImpl("com.baomidou.framework.service.impl.SuperServiceImpl");
 
 		/* 此处设置 String 类型数据库ID，默认Long类型 */
-		//cg.setConfigIdType(ConfigIdType.STRING);
+        //cg.setConfigIdType(ConfigIdType.STRING);
 
-		cg.setSaveDir("D:/mybatis-plus/");// 生成文件保存位置
+        cg.setSaveDir("D:/mybatis-plus/");// 生成文件保存位置
 
 		/*
-		 * 设置数据库字段是否为驼峰命名，驼峰 true 下划线分割 false
+         * 设置数据库字段是否为驼峰命名，驼峰 true 下划线分割 false
 		 */
-		cg.setColumnHump(false);
-		/*
-		 * 表是否包括前缀
+        cg.setColumnHump(false);
+        /*
+         * 表是否包括前缀
 		 * <p>
 		 * 例如 mp_user 生成实体类 false 为 MpUser , true 为 User
 		 * </p>
 		 */
-		cg.setDbPrefix(false);
-		return cg;
-	}
+        cg.setDbPrefix(false);
+        return cg;
+    }
 }

mybatis-plus/src/test/java/com/baomidou/mybatisplus/test/mysql/AutoGeneratorUser.java

@@ -43,8 +43,8 @@ public class AutoGeneratorUser extends ConfigGeneratorTest {
 		/* mysql 数据库相关配置 */
 		cg.setDbDriverName("com.mysql.jdbc.Driver");
 		cg.setDbUser("root");
-		cg.setDbPassword("");
-		cg.setDbUrl("jdbc:mysql://127.0.0.1:3306/mybatis-plus?characterEncoding=utf8");
+		cg.setDbPassword("123456");
+		cg.setDbUrl("jdbc:mysql://127.0.0.1:3306/test?characterEncoding=utf8");
 
 		/*
 		 * 表主键 ID 生成类型, 自增该设置无效。

mybatis-plus/src/test/resources/mysql-config.xml

@@ -72,9 +72,9 @@
 			</transactionManager>
 			<dataSource type="UNPOOLED">
 				<property name="driver" value="com.mysql.jdbc.Driver" />
-				<property name="url" value="jdbc:mysql://localhost:3306/mybatis-plus" />
+				<property name="url" value="jdbc:mysql://localhost:3306/test" />
 				<property name="username" value="root" />
-				<property name="password" value="" />
+				<property name="password" value="123456" />
 			<!-- 
 				<property name="driver" value="${jdbc.driver}" />
 				<property name="url" value="${jdbc.url}" />