opendaylight/md-sal/sal-common-util/src/main/java/org/opendaylight/controller/sal/common/util/CommitHandlerTransactions.java

   1 package org.opendaylight.controller.sal.common.util;
   2
   3 import java.util.Collections;
   4
   5 import org.opendaylight.controller.md.sal.common.api.data.DataModification;
   6 import org.opendaylight.controller.md.sal.common.api.data.DataCommitHandler.DataCommitTransaction;
   7 import org.opendaylight.yangtools.concepts.Path;
   8 import org.opendaylight.yangtools.yang.common.RpcError;
   9 import org.opendaylight.yangtools.yang.common.RpcResult;
  10
  11 public class CommitHandlerTransactions {
  12
  13     private static class AllwaysSuccessfulTransaction<P extends Path<P>,D> implements DataCommitTransaction<P, D> {
  14
  15         private final  DataModification<P, D> modification;
  16
  17         public AllwaysSuccessfulTransaction(DataModification<P, D> modification) {
  18             this.modification = modification;
  19         }
  20         @Override
  21         public RpcResult<Void> rollback() throws IllegalStateException {
  22             return Rpcs.<Void>getRpcResult(true, null, Collections.<RpcError>emptyList());
  23         }
  24         @Override
  25         public RpcResult<Void> finish() throws IllegalStateException {
  26             return Rpcs.<Void>getRpcResult(true, null, Collections.<RpcError>emptyList());
  27         }
  28
  29         @Override
  30         public DataModification<P, D> getModification() {
  31             return modification;
  32         }
  33     }
  34
  35     public static final <P extends Path<P>,D> AllwaysSuccessfulTransaction<P, D> allwaysSuccessfulTransaction(DataModification<P, D> modification)  {
  36         return new AllwaysSuccessfulTransaction<>(modification);
  37     }
  38 }