/*
* Copyright 2014 Cask Data, Inc.
*
* 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 co.cask.cdap.api.dataset.lib.cube;
import co.cask.cdap.api.annotation.Beta;
/**
* Represents a value of the measure at a specific timestamp.
*/
@Beta
public final class TimeValue implements Comparable<TimeValue> {
private final long timestamp;
private final long value;
public TimeValue(long timestamp, long value) {
this.timestamp = timestamp;
this.value = value;
}
public long getTimestamp() {
return timestamp;
}
public long getValue() {
return value;
}
@Override
public int hashCode() {
return (int) (timestamp + 31 * value);
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null || getClass() != obj.getClass()) {
return false;
}
TimeValue other = (TimeValue) obj;
return timestamp == other.timestamp && value == other.value;
}
@Override
public int compareTo(TimeValue o) {
return timestamp > o.timestamp ? 1 : (timestamp < o.timestamp ? -1 : 0);
}
@Override
public String toString() {
final StringBuilder sb = new StringBuilder();
sb.append("TimeValue");
sb.append("{timestamp=").append(timestamp);
sb.append(", value=").append(value);
sb.append('}');
return sb.toString();
}
}