[#6913] Added a support for GRANT .. WITH GRANT OPTION

jOOQ/src/main/java/org/jooq/GrantGrantedStep.java

@@ -0,0 +1,54 @@
+/*
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Other licenses:
+ * -----------------------------------------------------------------------------
+ * Commercial licenses for this work are available. These replace the above
+ * ASL 2.0 and offer limited warranties, support, maintenance, and commercial
+ * database integrations.
+ *
+ * For more information, please visit: http://www.jooq.org/licenses
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ */
+package org.jooq;
+
+import static org.jooq.SQLDialect.FIREBIRD;
+import static org.jooq.SQLDialect.HSQLDB;
+import static org.jooq.SQLDialect.MYSQL;
+import static org.jooq.SQLDialect.POSTGRES;
+
+/**
+ * The step of creation <code>GRANT</code> statement that assign user
+ * or role a grant option.
+ *
+ * @author Timur Shaidullin
+ */
+public interface GrantGrantedStep extends GrantFinalStep{
+    @Support({ POSTGRES, MYSQL, HSQLDB, FIREBIRD })
+    GrantFinalStep withGrantOption();
+}

jOOQ/src/main/java/org/jooq/GrantToStep.java

@@ -55,17 +55,17 @@ public interface GrantToStep {
      * Grant a privilege to a user.
      */
     @Support({ H2, POSTGRES })
-    GrantFinalStep to(User user);
+    GrantGrantedStep to(User user);
 
     /**
      * Grant a privilege to a role.
      */
     @Support({ H2, POSTGRES })
-    GrantFinalStep to(Role role);
+    GrantGrantedStep to(Role role);
 
     /**
      * Grant a privilege to <code>PUBLIC</code>.
      */
     @Support({ H2, POSTGRES })
-    GrantFinalStep toPublic();
+    GrantGrantedStep toPublic();
 }

jOOQ/src/main/java/org/jooq/impl/GrantImpl.java

@@ -46,13 +46,15 @@
 import static org.jooq.impl.Keywords.K_ON;
 import static org.jooq.impl.Keywords.K_PUBLIC;
 import static org.jooq.impl.Keywords.K_TO;
+import static org.jooq.impl.Keywords.K_WITH_GRANT_OPTION;
 
 import java.util.Collection;
 
 import org.jooq.Clause;
 import org.jooq.Configuration;
 import org.jooq.Context;
 import org.jooq.GrantFinalStep;
+import org.jooq.GrantGrantedStep;
 import org.jooq.GrantOnStep;
 import org.jooq.GrantToStep;
 import org.jooq.Name;
@@ -70,6 +72,7 @@ final class GrantImpl extends AbstractQuery implements
     // Cascading interface implementations for Select behaviour
     GrantOnStep,
     GrantToStep,
+    GrantGrantedStep,
     GrantFinalStep {
 
     /**
@@ -81,6 +84,7 @@ final class GrantImpl extends AbstractQuery implements
     private Role                                  role;
     private Table<?>                              table;
     private User                                  user;
+    private boolean                               withGrantOption;
 
     GrantImpl(Configuration configuration, Collection<? extends Privilege> privileges) {
         super(configuration);
@@ -120,6 +124,10 @@ else if (role != null)
         else
             ctx.visit(K_PUBLIC);
 
+        if (withGrantOption)
+            ctx.sql(' ')
+               .visit(K_WITH_GRANT_OPTION);
+
         ctx.end(GRANT_TO);
     }
 
@@ -164,4 +172,10 @@ public final GrantImpl to(Role r) {
     public final GrantImpl toPublic() {
         return this;
     }
+
+    @Override
+    public final GrantImpl withGrantOption() {
+        withGrantOption = true;
+        return this;
+    }
 }

jOOQ/src/main/java/org/jooq/impl/Keywords.java

@@ -281,6 +281,7 @@ final class Keywords {
     static final Keyword K_WITH                             = keyword("with");
     static final Keyword K_WITH_CHECK_OPTION                = keyword("with check option");
     static final Keyword K_WITH_DATA                        = keyword("with data");
+    static final Keyword K_WITH_GRANT_OPTION                = keyword("with grant option");
     static final Keyword K_WITH_LOCK                        = keyword("with lock");
     static final Keyword K_WITH_NO_DATA                     = keyword("with no data");
     static final Keyword K_WITH_PRIMARY_KEY                 = keyword("with primary key");