batchDelete fix

mybatis-jpa-extra-core/src/main/java/org/apache/mybatis/jpa/persistence/provider/SqlProviderDelete.java

@@ -59,7 +59,7 @@ public class SqlProviderDelete <T extends JpaBaseEntity>{
 		ArrayList <String> idValues=(ArrayList<String>)parametersMap.get("idList");
 		String keyValue="";
 		for(String value : idValues) {
-			if(value.trim().length() > 1) {
+			if(value.trim().length() > 0) {
 				keyValue += ",'" + value + "'";
 				_logger.trace("batch delete by id " + value);
 			}

mybatis-jpa-extra-core/src/test/java/org/apache/mybatis/jpa/test/MyBatisTestRunner.java

@@ -136,6 +136,13 @@ public class MyBatisTestRunner {
 		idList.add("dafd5ba4-d2e3-4656-bd42-178841e610fe");
 		service.batchDelete(idList);
 	}
+	
+	@Test
+	public void batchDeleteByIds() throws Exception{
+		_logger.info("batchDeleteByIds...");
+		service.batchDelete("2");
+		service.batchDelete("2,639178432667713536");
+	}
 
 	@Test
 	public void queryPageResults() throws Exception{