diff options
Diffstat (limited to 'framework/src/onos/core/api/src/main/java/org/onosproject/store/service/MultiValuedTimestamp.java')
-rw-r--r-- | framework/src/onos/core/api/src/main/java/org/onosproject/store/service/MultiValuedTimestamp.java | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/store/service/MultiValuedTimestamp.java b/framework/src/onos/core/api/src/main/java/org/onosproject/store/service/MultiValuedTimestamp.java deleted file mode 100644 index e068b8e9..00000000 --- a/framework/src/onos/core/api/src/main/java/org/onosproject/store/service/MultiValuedTimestamp.java +++ /dev/null @@ -1,111 +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.service; - -import com.google.common.base.MoreObjects; -import com.google.common.collect.ComparisonChain; -import org.onosproject.store.Timestamp; - -import java.util.Objects; - -import static com.google.common.base.Preconditions.checkArgument; -import static com.google.common.base.Preconditions.checkNotNull; - -/** - * A logical timestamp that derives its value from two input values. The first - * value always takes precedence over the second value when comparing timestamps. - */ -public class MultiValuedTimestamp<T extends Comparable<T>, U extends Comparable<U>> - implements Timestamp { - - private final T value1; - private final U value2; - - /** - * Creates a new timestamp based on two values. The first value has higher - * precedence than the second when comparing timestamps. - * - * @param value1 first value - * @param value2 second value - */ - public MultiValuedTimestamp(T value1, U value2) { - this.value1 = checkNotNull(value1); - this.value2 = checkNotNull(value2); - } - - @Override - public int compareTo(Timestamp o) { - checkArgument(o instanceof MultiValuedTimestamp, - "Must be MultiValuedTimestamp", o); - MultiValuedTimestamp that = (MultiValuedTimestamp) o; - - return ComparisonChain.start() - .compare(this.value1, that.value1) - .compare(this.value2, that.value2) - .result(); - } - - @Override - public int hashCode() { - return Objects.hash(value1, value2); - } - - @Override - public boolean equals(Object obj) { - if (this == obj) { - return true; - } - if (!(obj instanceof MultiValuedTimestamp)) { - return false; - } - MultiValuedTimestamp that = (MultiValuedTimestamp) obj; - return Objects.equals(this.value1, that.value1) && - Objects.equals(this.value2, that.value2); - } - - @Override - public String toString() { - return MoreObjects.toStringHelper(getClass()) - .add("value1", value1) - .add("value2", value2) - .toString(); - } - - /** - * Returns the first value. - * - * @return first value - */ - public T value1() { - return value1; - } - - /** - * Returns the second value. - * - * @return second value - */ - public U value2() { - return value2; - } - - // Default constructor for serialization - @SuppressWarnings("unused") - private MultiValuedTimestamp() { - this.value1 = null; - this.value2 = null; - } -} |