修改实例化关系

yzg-util-db/src/main/java/com/yanzuoguang/db/impl/DbPrintSql.java

@@ -27,11 +27,15 @@ public class DbPrintSql {
     public String getStringSql(String sql, Object... paras) {
         StringBuilder sb = new StringBuilder();
 
+        // 进行SQL语句参数替换,后面增加一个空格，方便后续用正则表达式进行替换处理
         String[] split = sql.split("\\?");
         int pos = 0;
-
-        // 进行SQL语句参数替换,后面增加一个空格，方便后续用正则表达式进行替换处理
-        for (Object item : paras) {
+        while (pos < split.length) {
+            sb.append(split[pos]);
+            if (pos == split.length - 1) {
+                break;
+            }
+            Object item = paras.length > pos ? paras[pos] : null;
             String str = StringHelper.toString(item);
             String strTo = str;
             if (str == null) {
@@ -41,15 +45,11 @@ public class DbPrintSql {
             } else {
                 strTo = "'" + str.replace("'", "''") + "'";
             }
-            sb.append(split[pos]);
-            pos++;
             sb.append(strTo);
-        }
 
-        while (pos < split.length) {
-            sb.append(split[pos]);
             pos++;
         }
+
         return sb.toString();
     }
 

yzg-util-db/src/test/java/TestDbPrintSql.java

+import com.yanzuoguang.db.impl.DbPrintSql;
+import org.junit.Test;
+
+public class TestDbPrintSql {
+    @Test
+    public void test(){
+        DbPrintSql printSql = new DbPrintSql();
+        String stringSql = printSql.getStringSql("select * from where id = ? AND name = ? and removeFlag = 0 ", "1");
+        System.out.println(stringSql);
+    }
+}