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Diffstat (limited to 'framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/Result.java')
-rw-r--r--framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/Result.java121
1 files changed, 0 insertions, 121 deletions
diff --git a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/Result.java b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/Result.java
deleted file mode 100644
index 856f706d..00000000
--- a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/Result.java
+++ /dev/null
@@ -1,121 +0,0 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * 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.
- */
-package org.onosproject.store.consistent.impl;
-
-import static com.google.common.base.MoreObjects.toStringHelper;
-
-import java.util.Objects;
-
-/**
- * Result of a database update operation.
- *
- * @param <V> return value type
- */
-public final class Result<V> {
-
- public enum Status {
- /**
- * Indicates a successful update.
- */
- OK,
-
- /**
- * Indicates a failure due to underlying state being locked by another transaction.
- */
- LOCKED
- }
-
- private final Status status;
- private final V value;
-
- /**
- * Creates a new Result instance with the specified value with status set to Status.OK.
- *
- * @param <V> result value type
- * @param value result value
- * @return Result instance
- */
- public static <V> Result<V> ok(V value) {
- return new Result<>(value, Status.OK);
- }
-
- /**
- * Creates a new Result instance with status set to Status.LOCKED.
- *
- * @param <V> result value type
- * @return Result instance
- */
- public static <V> Result<V> locked() {
- return new Result<>(null, Status.LOCKED);
- }
-
- private Result(V value, Status status) {
- this.value = value;
- this.status = status;
- }
-
- /**
- * Returns true if this result indicates a successful execution i.e status is Status.OK.
- *
- * @return true if successful, false otherwise
- */
- public boolean success() {
- return status == Status.OK;
- }
-
- /**
- * Returns the status of database update operation.
- *
- * @return database update status
- */
- public Status status() {
- return status;
- }
-
- /**
- * Returns the return value for the update.
- *
- * @return value returned by database update. If the status is another
- * other than Status.OK, this returns a null
- */
- public V value() {
- return value;
- }
-
- @Override
- public int hashCode() {
- return Objects.hash(value, status);
- }
-
- @SuppressWarnings("unchecked")
- @Override
- public boolean equals(Object other) {
- if (!(other instanceof Result)) {
- return false;
- }
- Result<V> that = (Result<V>) other;
- return Objects.equals(this.value, that.value) &&
- Objects.equals(this.status, that.status);
- }
-
- @Override
- public String toString() {
- return toStringHelper(this)
- .add("status", status)
- .add("value", value)
- .toString();
- }
-} \ No newline at end of file