Remove io.atomix.utils.tim

[controller.git] / third-party / atomix / utils / src / main / java / io / atomix / utils / time / VectorClock.java

diff --git a/third-party/atomix/utils/src/main/java/io/atomix/utils/time/VectorClock.java b/third-party/atomix/utils/src/main/java/io/atomix/utils/time/VectorClock.java
deleted file mode 100644 (file)
index 20c4810..0000000
--- a/third-party/atomix/utils/src/main/java/io/atomix/utils/time/VectorClock.java
+++ /dev/null
@@ -1,115 +0,0 @@
-/*
- * Copyright 2017-present Open Networking Foundation
- *
- * 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 io.atomix.utils.time;
-
-import com.google.common.annotations.Beta;
-import io.atomix.utils.Identifier;
-
-import java.util.Collection;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.Map;
-
-import static com.google.common.base.MoreObjects.toStringHelper;
-
-/**
- * Vector clock.
- */
-@Beta
-public class VectorClock<T extends Identifier> implements Clock<VectorTimestamp<T>> {
-  private final T localIdentifier;
-  private final Map<T, VectorTimestamp<T>> vector = new HashMap<>();
-
-  public VectorClock(T localIdentifier) {
-    this(new VectorTimestamp<T>(localIdentifier, 0));
-  }
-
-  public VectorClock(VectorTimestamp<T> localTimestamp) {
-    this(localTimestamp, Collections.emptyList());
-  }
-
-  public VectorClock(VectorTimestamp<T> localTimestamp, Collection<VectorTimestamp<T>> vector) {
-    this.localIdentifier = localTimestamp.identifier();
-    this.vector.put(localTimestamp.identifier(), localTimestamp);
-    for (VectorTimestamp<T> timestamp : vector) {
-      this.vector.put(timestamp.identifier(), timestamp);
-    }
-  }
-
-  @Override
-  public VectorTimestamp<T> getTime() {
-    return vector.get(localIdentifier);
-  }
-
-  /**
-   * Returns the local logical timestamp.
-   *
-   * @return the logical timestamp for the local identifier
-   */
-  public LogicalTimestamp getLocalTimestamp() {
-    return getTime();
-  }
-
-  /**
-   * Returns the logical timestamp for the given identifier.
-   *
-   * @param identifier the identifier for which to return the timestamp
-   * @return the logical timestamp for the given identifier
-   */
-  public LogicalTimestamp getTimestamp(T identifier) {
-    return vector.get(identifier);
-  }
-
-  /**
-   * Returns a collection of identifier-timestamp pairs.
-   *
-   * @return a collection of identifier-timestamp pairs
-   */
-  public Collection<VectorTimestamp<T>> getTimestamps() {
-    return vector.values();
-  }
-
-  /**
-   * Updates the given timestamp.
-   *
-   * @param timestamp the timestamp to update
-   */
-  public void update(VectorTimestamp<T> timestamp) {
-    VectorTimestamp<T> currentTimestamp = vector.get(timestamp.identifier());
-    if (currentTimestamp == null || currentTimestamp.value() < timestamp.value()) {
-      vector.put(timestamp.identifier(), timestamp);
-    }
-  }
-
-  /**
-   * Updates the vector clock.
-   *
-   * @param clock the vector clock with which to update this clock
-   */
-  public void update(VectorClock<T> clock) {
-    for (VectorTimestamp<T> timestamp : clock.vector.values()) {
-      update(timestamp);
-    }
-  }
-
-  @Override
-  public String toString() {
-    return toStringHelper(this)
-        .add("time", getTime())
-        .add("vector", getTimestamps())
-        .toString();
-  }
-}