add> optimize code

src/test/java/CodeGenerator.java

@@ -13,7 +13,7 @@ import java.util.*;
 /**
  * 代码生成器，根据数据表名称生成对应的Model、Mapper、Service、Controller简化开发。
  */
-public abstract class CodeGenerator {
+public class CodeGenerator {
     //JDBC配置，请修改为你项目的实际配置
     private static final String JDBC_URL = "jdbc:mysql://localhost:3306/test";
     private static final String JDBC_USERNAME = "root";
@@ -50,9 +50,6 @@ public abstract class CodeGenerator {
 
 
     public static void genModelAndMapper(String tableName) {
-        try {
-            List<String> warnings = new ArrayList<String>();
-            boolean overwrite = true;
         Context context = new Context(ModelType.FLAT);
         context.setId("Potato");
         context.setTargetRuntime("MyBatis3Simple");
@@ -92,20 +89,25 @@ public abstract class CodeGenerator {
         tableConfiguration.setGeneratedKey(new GeneratedKey("id", "Mysql", true, null));
         context.addTableConfiguration(tableConfiguration);
 
-
-            DefaultShellCallback callback = new DefaultShellCallback(overwrite);
+        List<String> warnings;
+        MyBatisGenerator generator;
+        try {
             Configuration config = new Configuration();
             config.addContext(context);
             config.validate();
-            MyBatisGenerator myBatisGenerator = new MyBatisGenerator(config, callback, warnings);
-            myBatisGenerator.generate(null);
-            String modelName = tableNameConvertUpperCamel(tableName);
-            System.out.println(modelName + ".java 生成成功");
-            System.out.println(modelName + "Mapper.java 生成成功");
-            System.out.println(modelName + "Mapper.xml 生成成功");
+
+            boolean overwrite = true;
+            DefaultShellCallback callback = new DefaultShellCallback(overwrite);
+            warnings = new ArrayList<String>();
+            generator = new MyBatisGenerator(config, callback, warnings);
+            generator.generate(null);
         } catch (Exception e) {
             throw new RuntimeException("生成Model和Mapper失败", e);
         }
+
+        if (generator.getGeneratedJavaFiles().isEmpty() || generator.getGeneratedXmlFiles().isEmpty()) {
+            throw new RuntimeException("生成Model和Mapper失败：" + warnings);
+        }
     }
 
     public static void genService(String tableName) {
@@ -158,6 +160,7 @@ public abstract class CodeGenerator {
             if (!file.getParentFile().exists()) {
                 file.getParentFile().mkdirs();
             }
+            //cfg.getTemplate("controller-restful.ftl").process(data, new FileWriter(file));
             cfg.getTemplate("controller.ftl").process(data, new FileWriter(file));
 
             System.out.println(modelNameUpperCamel + "Controller.java 生成成功");