org.apache.pulsar.client.api.Range Maven / Gradle / Ivy
/**
* 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.pulsar.client.api;
import org.apache.pulsar.common.classification.InterfaceAudience;
import org.apache.pulsar.common.classification.InterfaceStability;
/**
* Int range.
*/
@InterfaceAudience.Public
@InterfaceStability.Stable
public class Range {
private final int start;
private final int end;
public Range(int start, int end) {
if (end < start) {
throw new IllegalArgumentException("Range end must >= range start.");
}
this.start = start;
this.end = end;
}
public static Range of(int start, int end) {
return new Range(start, end);
}
public int getStart() {
return start;
}
public int getEnd() {
return end;
}
public Range intersect(Range range) {
int start = Math.max(range.getStart(), this.getStart());
int end = Math.min(range.getEnd(), this.getEnd());
if (end >= start) {
return Range.of(start, end);
} else {
return null;
}
}
@Override
public String toString() {
return "[" + start + ", " + end + "]";
}
}