/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.beam.sdk.transforms.splittabledofn;
import static com.google.common.base.Preconditions.checkArgument;
import java.io.Serializable;
/** A restriction represented by a range of integers [from, to). */
public class OffsetRange
implements Serializable, HasDefaultTracker<OffsetRange, OffsetRangeTracker> {
private final long from;
private final long to;
public OffsetRange(long from, long to) {
checkArgument(from <= to, "Malformed range [%s, %s)", from, to);
this.from = from;
this.to = to;
}
public long getFrom() {
return from;
}
public long getTo() {
return to;
}
@Override
public OffsetRangeTracker newTracker() {
return new OffsetRangeTracker(this);
}
@Override
public String toString() {
return "[" + from + ", " + to + ')';
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
OffsetRange that = (OffsetRange) o;
if (from != that.from) {
return false;
}
return to == that.to;
}
@Override
public int hashCode() {
int result = (int) (from ^ (from >>> 32));
result = 31 * result + (int) (to ^ (to >>> 32));
return result;
}
}