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陈现府
2025-11-20 10:45:16 +08:00
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mhd-modules/mhd-gen/src/main/java/com/mhd/gen/util/GenUtils.java
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package com.mhd.gen.util;
import java.util.Arrays;
import cn.hutool.core.util.StrUtil;
import org.apache.commons.lang3.RegExUtils;
import com.mhd.common.core.constant.GenConstants;
import com.mhd.common.core.utils.StringUtils;
import com.mhd.gen.config.GenConfig;
import com.mhd.gen.domain.GenTable;
import com.mhd.gen.domain.GenTableColumn;
/**
* 代码生成器 工具类
*
* @author mhd
*/
public class GenUtils
{
/**
* 初始化表信息
*/
public static void initTable(GenTable genTable, String operName, String packageName)
{
genTable.setClassName(convertClassName(genTable.getTableName()));
if (StrUtil.isNotEmpty(packageName)) {
genTable.setPackageName(packageName);
} else {
genTable.setPackageName(GenConfig.getPackageName());
}
genTable.setModuleName(getModuleName(GenConfig.getPackageName()));
genTable.setBusinessName(getBusinessName(genTable.getTableName()));
genTable.setFunctionName(replaceText(genTable.getTableComment()));
genTable.setFunctionAuthor(GenConfig.getAuthor());
genTable.setCreateBy(operName);
}
/**
* 初始化列属性字段
*/
public static void initColumnField(GenTableColumn column, GenTable table)
{
String dataType = getDbType(column.getColumnType());
String columnName = column.getColumnName();
column.setTableId(table.getTableId());
column.setCreateBy(table.getCreateBy());
// 设置java字段名
column.setJavaField(StringUtils.toCamelCase(columnName));
// 设置默认类型
column.setJavaType(GenConstants.TYPE_STRING);
column.setQueryType(GenConstants.QUERY_EQ);
if (arraysContains(GenConstants.COLUMNTYPE_STR, dataType) || arraysContains(GenConstants.COLUMNTYPE_TEXT, dataType))
{
// 字符串长度超过500设置为文本域
Integer columnLength = getColumnLength(column.getColumnType());
String htmlType = columnLength >= 500 || arraysContains(GenConstants.COLUMNTYPE_TEXT, dataType) ? GenConstants.HTML_TEXTAREA : GenConstants.HTML_INPUT;
column.setHtmlType(htmlType);
}
else if (arraysContains(GenConstants.COLUMNTYPE_TIME, dataType))
{
column.setJavaType(GenConstants.TYPE_DATE);
column.setHtmlType(GenConstants.HTML_DATETIME);
}
else if (arraysContains(GenConstants.COLUMNTYPE_NUMBER, dataType))
{
column.setHtmlType(GenConstants.HTML_INPUT);
// 如果是浮点型 统一用BigDecimal
String[] str = StringUtils.split(StringUtils.substringBetween(column.getColumnType(), "(", ")"), ",");
if (str != null && str.length == 2 && Integer.parseInt(str[1]) > 0)
{
column.setJavaType(GenConstants.TYPE_BIGDECIMAL);
}
// 如果是整形
else if (str != null && str.length == 1 && Integer.parseInt(str[0]) <= 10)
{
column.setJavaType(GenConstants.TYPE_INTEGER);
}
// 长整形
else
{
column.setJavaType(GenConstants.TYPE_LONG);
}
}
// 插入字段（默认所有字段都需要插入）
column.setIsInsert(GenConstants.REQUIRE);
// 编辑字段
if (!arraysContains(GenConstants.COLUMNNAME_NOT_EDIT, columnName) && !column.isPk())
{
column.setIsEdit(GenConstants.REQUIRE);
}
// 列表字段
if (!arraysContains(GenConstants.COLUMNNAME_NOT_LIST, columnName) && !column.isPk())
{
column.setIsList(GenConstants.REQUIRE);
}
// 查询字段
if (!arraysContains(GenConstants.COLUMNNAME_NOT_QUERY, columnName) && !column.isPk())
{
column.setIsQuery(GenConstants.REQUIRE);
}
// 查询字段类型
if (StringUtils.endsWithIgnoreCase(columnName, "name"))
{
column.setQueryType(GenConstants.QUERY_LIKE);
}
// 状态字段设置单选框
if (StringUtils.endsWithIgnoreCase(columnName, "status"))
{
column.setHtmlType(GenConstants.HTML_RADIO);
}
// 类型&性别字段设置下拉框
else if (StringUtils.endsWithIgnoreCase(columnName, "type")
|| StringUtils.endsWithIgnoreCase(columnName, "sex"))
{
column.setHtmlType(GenConstants.HTML_SELECT);
}
// 图片字段设置图片上传控件
else if (StringUtils.endsWithIgnoreCase(columnName, "image"))
{
column.setHtmlType(GenConstants.HTML_IMAGE_UPLOAD);
}
// 文件字段设置文件上传控件
else if (StringUtils.endsWithIgnoreCase(columnName, "file"))
{
column.setHtmlType(GenConstants.HTML_FILE_UPLOAD);
}
// 内容字段设置富文本控件
else if (StringUtils.endsWithIgnoreCase(columnName, "content"))
{
column.setHtmlType(GenConstants.HTML_EDITOR);
}
}
/**
* 校验数组是否包含指定值
*
* @param arr 数组
* @param targetValue 值
* @return 是否包含
*/
public static boolean arraysContains(String[] arr, String targetValue)
{
return Arrays.asList(arr).contains(targetValue);
}
/**
* 获取模块名
*
* @param packageName 包名
* @return 模块名
*/
public static String getModuleName(String packageName)
{
int lastIndex = packageName.lastIndexOf(".");
int nameLength = packageName.length();
return StringUtils.substring(packageName, lastIndex + 1, nameLength);
}
/**
* 获取业务名
*
* @param tableName 表名
* @return 业务名
*/
public static String getBusinessName(String tableName)
{
int lastIndex = tableName.lastIndexOf("_");
int nameLength = tableName.length();
return StringUtils.substring(tableName, lastIndex + 1, nameLength);
}
/**
* 表名转换成Java类名
*
* @param tableName 表名称
* @return 类名
*/
public static String convertClassName(String tableName)
{
boolean autoRemovePre = GenConfig.getAutoRemovePre();
String tablePrefix = GenConfig.getTablePrefix();
if (autoRemovePre && StringUtils.isNotEmpty(tablePrefix))
{
String[] searchList = StringUtils.split(tablePrefix, ",");
tableName = replaceFirst(tableName, searchList);
}
return StringUtils.convertToCamelCase(tableName);
}
/**
* 批量替换前缀
*
* @param replacementm 替换值
* @param searchList 替换列表
* @return
*/
public static String replaceFirst(String replacementm, String[] searchList)
{
String text = replacementm;
for (String searchString : searchList)
{
if (replacementm.startsWith(searchString))
{
text = replacementm.replaceFirst(searchString, "");
break;
}
}
return text;
}
/**
* 关键字替换
*
* @param text 需要被替换的名字
* @return 替换后的名字
*/
public static String replaceText(String text)
{
return RegExUtils.replaceAll(text, "(?:表|若依)", "");
}
/**
* 获取数据库类型字段
*
* @param columnType 列类型
* @return 截取后的列类型
*/
public static String getDbType(String columnType)
{
if (StringUtils.indexOf(columnType, "(") > 0)
{
return StringUtils.substringBefore(columnType, "(");
}
else
{
return columnType;
}
}
/**
* 获取字段长度
*
* @param columnType 列类型
* @return 截取后的列类型
*/
public static Integer getColumnLength(String columnType)
{
if (StringUtils.indexOf(columnType, "(") > 0)
{
String length = StringUtils.substringBetween(columnType, "(", ")");
return Integer.valueOf(length);
}
else
{
return 0;
}
}
}
mhd-modules/mhd-gen/src/main/java/com/mhd/gen/util/VelocityInitializer.java
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package com.mhd.gen.util;
import java.util.Properties;
import org.apache.velocity.app.Velocity;
import com.mhd.common.core.constant.Constants;
/**
* VelocityEngine工厂
*
* @author mhd
*/
public class VelocityInitializer
{
/**
* 初始化vm方法
*/
public static void initVelocity()
{
Properties p = new Properties();
try
{
// 加载classpath目录下的vm文件
p.setProperty("resource.loader.file.class", "org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader");
// 定义字符集
p.setProperty(Velocity.INPUT_ENCODING, Constants.UTF8);
// 初始化Velocity引擎，指定配置Properties
Velocity.init(p);
}
catch (Exception e)
{
throw new RuntimeException(e);
}
}
}
mhd-modules/mhd-gen/src/main/java/com/mhd/gen/util/VelocityUtils.java
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package com.mhd.gen.util;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.apache.velocity.VelocityContext;
import com.alibaba.fastjson2.JSON;
import com.alibaba.fastjson2.JSONObject;
import com.mhd.common.core.constant.GenConstants;
import com.mhd.common.core.utils.DateUtils;
import com.mhd.common.core.utils.StringUtils;
import com.mhd.gen.domain.GenTable;
import com.mhd.gen.domain.GenTableColumn;
/**
* 模板工具类
*
* @author mhd
*/
public class VelocityUtils
{
/** 项目空间路径 */
private static final String PROJECT_PATH = "main/java";
/** mybatis空间路径 */
private static final String MYBATIS_PATH = "main/resources/mapper";
/** 默认上级菜单，系统工具 */
private static final String DEFAULT_PARENT_MENU_ID = "3";
/**
* 设置模板变量信息
*
* @return 模板列表
*/
public static VelocityContext prepareContext(GenTable genTable)
{
String moduleName = genTable.getModuleName();
String businessName = genTable.getBusinessName();
String packageName = genTable.getPackageName();
String tplCategory = genTable.getTplCategory();
String functionName = genTable.getFunctionName();
VelocityContext velocityContext = new VelocityContext();
velocityContext.put("tplCategory", genTable.getTplCategory());
velocityContext.put("tableName", genTable.getTableName());
velocityContext.put("functionName", StringUtils.isNotEmpty(functionName) ? functionName : "【请填写功能名称】");
velocityContext.put("ClassName", genTable.getClassName());
velocityContext.put("className", StringUtils.uncapitalize(genTable.getClassName()));
velocityContext.put("moduleName", genTable.getModuleName());
velocityContext.put("BusinessName", StringUtils.capitalize(genTable.getBusinessName()));
velocityContext.put("businessName", genTable.getBusinessName());
velocityContext.put("basePackage", getPackagePrefix(packageName));
velocityContext.put("packageName", packageName);
velocityContext.put("author", genTable.getFunctionAuthor());
velocityContext.put("datetime", DateUtils.getDate());
velocityContext.put("pkColumn", genTable.getPkColumn());
velocityContext.put("importList", getImportList(genTable));
velocityContext.put("permissionPrefix", getPermissionPrefix(moduleName, businessName));
velocityContext.put("columns", genTable.getColumns());
velocityContext.put("table", genTable);
velocityContext.put("dicts", getDicts(genTable));
velocityContext.put("pkJavaField", genTable.getPkColumn().getJavaField());
setMenuVelocityContext(velocityContext, genTable);
if (GenConstants.TPL_TREE.equals(tplCategory))
{
setTreeVelocityContext(velocityContext, genTable);
}
if (GenConstants.TPL_SUB.equals(tplCategory))
{
setSubVelocityContext(velocityContext, genTable);
}
return velocityContext;
}
public static void setMenuVelocityContext(VelocityContext context, GenTable genTable)
{
String options = genTable.getOptions();
JSONObject paramsObj = JSON.parseObject(options);
String parentMenuId = getParentMenuId(paramsObj);
context.put("parentMenuId", parentMenuId);
}
public static void setTreeVelocityContext(VelocityContext context, GenTable genTable)
{
String options = genTable.getOptions();
JSONObject paramsObj = JSON.parseObject(options);
String treeCode = getTreecode(paramsObj);
String treeParentCode = getTreeParentCode(paramsObj);
String treeName = getTreeName(paramsObj);
context.put("treeCode", treeCode);
context.put("treeParentCode", treeParentCode);
context.put("treeName", treeName);
context.put("expandColumn", getExpandColumn(genTable));
if (paramsObj.containsKey(GenConstants.TREE_PARENT_CODE))
{
context.put("tree_parent_code", paramsObj.getString(GenConstants.TREE_PARENT_CODE));
}
if (paramsObj.containsKey(GenConstants.TREE_NAME))
{
context.put("tree_name", paramsObj.getString(GenConstants.TREE_NAME));
}
}
public static void setSubVelocityContext(VelocityContext context, GenTable genTable)
{
GenTable subTable = genTable.getSubTable();
String subTableName = genTable.getSubTableName();
String subTableFkName = genTable.getSubTableFkName();
String subClassName = genTable.getSubTable().getClassName();
String subTableFkClassName = StringUtils.convertToCamelCase(subTableFkName);
context.put("subTable", subTable);
context.put("subTableName", subTableName);
context.put("subTableFkName", subTableFkName);
context.put("subTableFkClassName", subTableFkClassName);
context.put("subTableFkclassName", StringUtils.uncapitalize(subTableFkClassName));
context.put("subClassName", subClassName);
context.put("subclassName", StringUtils.uncapitalize(subClassName));
context.put("subImportList", getImportList(genTable.getSubTable()));
}
/**
* 获取模板信息
*
* @return 模板列表
*/
public static List<String> getTemplateList(String tplCategory)
{
List<String> templates = new ArrayList<String>();
templates.add("vm/java/api.java.vm");
templates.add("vm/java/assembler.java.vm");
templates.add("vm/java/applicationService.java.vm");
templates.add("vm/java/domainService.java.vm");
templates.add("vm/java/interface.java.vm");
templates.add("vm/java/impl.java.vm");
templates.add("vm/java/mapper.java.vm");
templates.add("vm/java/domain.java.vm");
templates.add("vm/java/do.java.vm");
templates.add("vm/java/po.java.vm");
templates.add("vm/java/dto.java.vm");
templates.add("vm/xml/mapper.xml.vm");
templates.add("vm/sql/sql.vm");
templates.add("vm/js/api.js.vm");
if (GenConstants.TPL_CRUD.equals(tplCategory))
{
templates.add("vm/vue/index.vue.vm");
}
else if (GenConstants.TPL_TREE.equals(tplCategory))
{
templates.add("vm/vue/index-tree.vue.vm");
}
else if (GenConstants.TPL_SUB.equals(tplCategory))
{
templates.add("vm/vue/index.vue.vm");
templates.add("vm/java/sub-domain.java.vm");
}
return templates;
}
/**
* 获取文件名
*/
public static String getFileName(String template, GenTable genTable)
{
// 文件名称
String fileName = "";
// 包路径
String packageName = genTable.getPackageName();
// 模块名
String moduleName = genTable.getModuleName();
// 大写类名
String className = genTable.getClassName();
// 小写类名
String classLoadName = StringUtils.uncapitalize(className);
// 业务名称
String businessName = genTable.getBusinessName();
String javaPath = PROJECT_PATH + "/" + StringUtils.replace(packageName, ".", "/");
String mybatisPath = MYBATIS_PATH;
String vuePath = "vue";
if (template.contains("api.java.vm"))
{
fileName = StringUtils.format("{}/interfaces/facadeApi/{}/{}Api.java", javaPath,classLoadName, className);
}
else if (template.contains("assembler.java.vm"))
{
fileName = StringUtils.format("{}/interfaces/assembler/{}/{}Assembler.java", javaPath, classLoadName, className);
}
else if (template.contains("applicationService.java.vm"))
{
fileName = StringUtils.format("{}/application/server/{}/{}ApplicationService.java", javaPath, classLoadName, className);
}
else if (template.contains("domainService.java.vm"))
{
fileName = StringUtils.format("{}/domain/{}/service/{}DomainService.java", javaPath, classLoadName, className);
}
else if (template.contains("interface.java.vm"))
{
fileName = StringUtils.format("{}/domain/{}/repository/facade/I{}Service.java", javaPath, classLoadName, className);
}
else if (template.contains("impl.java.vm"))
{
fileName = StringUtils.format("{}/domain/{}/repository/persistence/{}Impl.java", javaPath, classLoadName, className);
}
else if (template.contains("mapper.java.vm"))
{
fileName = StringUtils.format("{}/domain/{}/repository/mapper/{}Mapper.java", javaPath, classLoadName, className);
}
else if (template.contains("domain.java.vm"))
{
fileName = StringUtils.format("{}/domain/{}/entity/{}.java", javaPath, classLoadName, className);
}
else if (template.contains("po.java.vm"))
{
fileName = StringUtils.format("{}/domain/{}/repository/po/{}PO.java", javaPath, classLoadName, className);
}
else if (template.contains("do.java.vm"))
{
fileName = StringUtils.format("{}/domain/{}/repository/todo/{}DO.java", javaPath, classLoadName, className);
}
else if (template.contains("dto.java.vm"))
{
fileName = StringUtils.format("{}/interfaces/dto/{}/{}DTO.java", javaPath, classLoadName, className);
}
else if (template.contains("mapper.xml.vm"))
{
fileName = StringUtils.format("{}/{}/{}Mapper.xml", mybatisPath, classLoadName, className);
}
else if (template.contains("sql.vm"))
{
fileName = businessName + "Menu.sql";
}
else if (template.contains("api.js.vm"))
{
fileName = StringUtils.format("{}/api/{}/{}.js", vuePath, moduleName, businessName);
}
else if (template.contains("index.vue.vm"))
{
fileName = StringUtils.format("{}/views/{}/{}/index.vue", vuePath, moduleName, businessName);
}
else if (template.contains("index-tree.vue.vm"))
{
fileName = StringUtils.format("{}/views/{}/{}/index.vue", vuePath, moduleName, businessName);
}
return fileName;
}
/**
* 获取包前缀
*
* @param packageName 包名称
* @return 包前缀名称
*/
public static String getPackagePrefix(String packageName)
{
int lastIndex = packageName.lastIndexOf(".");
return StringUtils.substring(packageName, 0, lastIndex);
}
/**
* 根据列类型获取导入包
*
* @param genTable 业务表对象
* @return 返回需要导入的包列表
*/
public static HashSet<String> getImportList(GenTable genTable)
{
List<GenTableColumn> columns = genTable.getColumns();
GenTable subGenTable = genTable.getSubTable();
HashSet<String> importList = new HashSet<String>();
if (StringUtils.isNotNull(subGenTable))
{
importList.add("java.util.List");
}
for (GenTableColumn column : columns)
{
if (!column.isSuperColumn() && GenConstants.TYPE_DATE.equals(column.getJavaType()))
{
importList.add("java.util.Date");
importList.add("com.fasterxml.jackson.annotation.JsonFormat");
}
else if (!column.isSuperColumn() && GenConstants.TYPE_BIGDECIMAL.equals(column.getJavaType()))
{
importList.add("java.math.BigDecimal");
}
}
return importList;
}
/**
* 根据列类型获取字典组
*
* @param genTable 业务表对象
* @return 返回字典组
*/
public static String getDicts(GenTable genTable)
{
List<GenTableColumn> columns = genTable.getColumns();
Set<String> dicts = new HashSet<String>();
addDicts(dicts, columns);
if (StringUtils.isNotNull(genTable.getSubTable()))
{
List<GenTableColumn> subColumns = genTable.getSubTable().getColumns();
addDicts(dicts, subColumns);
}
return StringUtils.join(dicts, ", ");
}
/**
* 添加字典列表
*
* @param dicts 字典列表
* @param columns 列集合
*/
public static void addDicts(Set<String> dicts, List<GenTableColumn> columns)
{
for (GenTableColumn column : columns)
{
if (!column.isSuperColumn() && StringUtils.isNotEmpty(column.getDictType()) && StringUtils.equalsAny(
column.getHtmlType(),
new String[] { GenConstants.HTML_SELECT, GenConstants.HTML_RADIO, GenConstants.HTML_CHECKBOX }))
{
dicts.add("'" + column.getDictType() + "'");
}
}
}
/**
* 获取权限前缀
*
* @param moduleName 模块名称
* @param businessName 业务名称
* @return 返回权限前缀
*/
public static String getPermissionPrefix(String moduleName, String businessName)
{
return StringUtils.format("{}:{}", moduleName, businessName);
}
/**
* 获取上级菜单ID字段
*
* @param paramsObj 生成其他选项
* @return 上级菜单ID字段
*/
public static String getParentMenuId(JSONObject paramsObj)
{
if (StringUtils.isNotEmpty(paramsObj) && paramsObj.containsKey(GenConstants.PARENT_MENU_ID)
&& StringUtils.isNotEmpty(paramsObj.getString(GenConstants.PARENT_MENU_ID)))
{
return paramsObj.getString(GenConstants.PARENT_MENU_ID);
}
return DEFAULT_PARENT_MENU_ID;
}
/**
* 获取树编码
*
* @param paramsObj 生成其他选项
* @return 树编码
*/
public static String getTreecode(JSONObject paramsObj)
{
if (paramsObj.containsKey(GenConstants.TREE_CODE))
{
return StringUtils.toCamelCase(paramsObj.getString(GenConstants.TREE_CODE));
}
return StringUtils.EMPTY;
}
/**
* 获取树父编码
*
* @param paramsObj 生成其他选项
* @return 树父编码
*/
public static String getTreeParentCode(JSONObject paramsObj)
{
if (paramsObj.containsKey(GenConstants.TREE_PARENT_CODE))
{
return StringUtils.toCamelCase(paramsObj.getString(GenConstants.TREE_PARENT_CODE));
}
return StringUtils.EMPTY;
}
/**
* 获取树名称
*
* @param paramsObj 生成其他选项
* @return 树名称
*/
public static String getTreeName(JSONObject paramsObj)
{
if (paramsObj.containsKey(GenConstants.TREE_NAME))
{
return StringUtils.toCamelCase(paramsObj.getString(GenConstants.TREE_NAME));
}
return StringUtils.EMPTY;
}
/**
* 获取需要在哪一列上面显示展开按钮
*
* @param genTable 业务表对象
* @return 展开按钮列序号
*/
public static int getExpandColumn(GenTable genTable)
{
String options = genTable.getOptions();
JSONObject paramsObj = JSON.parseObject(options);
String treeName = paramsObj.getString(GenConstants.TREE_NAME);
int num = 0;
for (GenTableColumn column : genTable.getColumns())
{
if (column.isList())
{
num++;
String columnName = column.getColumnName();
if (columnName.equals(treeName))
{
break;
}
}
}
return num;
}
}