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landawn · Jan 10, 2021 · 0d07416 · 0d07416
1 parent c8af442
commit 0d07416
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Showing 2 changed files with 15 additions and 3 deletions.
diff --git a/samples/com/landawn/abacus/samples/DaoTest.java b/samples/com/landawn/abacus/samples/DaoTest.java
@@ -429,6 +429,15 @@ public void test_readOnlyDao() throws SQLException {
             //
         }
 
+        readOnlyUserDao.prepareQuery("select * from user").stream(List.class).forEach(Fn.println());
+
+        try {
+            readOnlyUserDao.prepareQuery("delete from user").execute();
+            fail("Should throw UnsupportedOperationException");
+        } catch (UnsupportedOperationException e) {
+            //
+        }
+
         userDao.delete(user);
     }
 

diff --git a/src/main/java/com/landawn/abacus/util/JdbcUtil.java b/src/main/java/com/landawn/abacus/util/JdbcUtil.java
@@ -10621,11 +10621,12 @@ public static interface ReadOnlyDao<T, SB extends SQLBuilder, TD extends ReadOnl
          *
          * @param query
          * @return
+         * @throws UnsupportedOperationException if the specified {@code query} is not a select sql statement.
          * @throws SQLException
          */
         @Override
         @NonDBOperation
-        default PreparedQuery prepareQuery(final String query) throws SQLException {
+        default PreparedQuery prepareQuery(final String query) throws UnsupportedOperationException, SQLException {
             if (!JdbcUtil.isSelectQuery(query)) {
                 throw new UnsupportedOperationException("Only select query is supported in read-only Dao");
             }
@@ -10702,11 +10703,12 @@ default PreparedQuery prepareQuery(final String sql, final Throwables.BiFunction
          *
          * @param namedQuery
          * @return
+         * @throws UnsupportedOperationException if the specified {@code namedQuery} is not a select sql statement.
          * @throws SQLException
          */
         @Override
         @NonDBOperation
-        default NamedQuery prepareNamedQuery(final String namedQuery) throws SQLException {
+        default NamedQuery prepareNamedQuery(final String namedQuery) throws UnsupportedOperationException, SQLException {
             if (!JdbcUtil.isSelectQuery(namedQuery)) {
                 throw new UnsupportedOperationException("Only select query is supported in read-only Dao");
             }
@@ -10784,11 +10786,12 @@ default NamedQuery prepareNamedQuery(final String namedQuery,
          *
          * @param namedSql the named query
          * @return
+         * @throws UnsupportedOperationException if the specified {@code namedQuery} is not a select sql statement.
          * @throws SQLException
          */
         @Override
         @NonDBOperation
-        default NamedQuery prepareNamedQuery(final ParsedSql namedSql) throws SQLException {
+        default NamedQuery prepareNamedQuery(final ParsedSql namedSql) throws UnsupportedOperationException, SQLException {
             if (!JdbcUtil.isSelectQuery(namedSql.sql())) {
                 throw new UnsupportedOperationException("Only select query is supported in read-only Dao");
             }