修复代码生成器可能出现类名错误的问题

zlt-business/code-generator/src/main/java/com/central/generator/utils/GenUtils.java

@@ -172,7 +172,7 @@ public class GenUtils {
      */
     public static String tableToJava(String tableName, String tablePrefix) {
         if (StringUtils.isNotBlank(tablePrefix)) {
-            tableName = tableName.replace(tablePrefix, "");
+            tableName = tableName.substring(tablePrefix.length());
         }
         return columnToJava(tableName);
     }

zlt-business/code-generator/src/main/test/java/com/central/generator/utils/GenUtilsTest.java

+package com.central.generator.utils;
+
+import org.assertj.core.api.Assertions;
+import org.junit.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+/**
+ * GenUtils测试用例
+ *
+ * @author zlt
+ * @date 2019/5/10
+ */
+@SpringBootTest
+public class GenUtilsTest {
+    @Test
+    public void testTableToJava() {
+        String javaName = GenUtils.tableToJava("t_event_message", "t_");
+        Assertions.assertThat(javaName).isEqualTo("EventMessage");
+    }
+}