com.twitter.twittertext.Range Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of twitter-text Show documentation

Text processing routines for Twitter Tweets

The newest version!

// Copyright 2018 Twitter, Inc.
// Licensed under the Apache License, Version 2.0
// http://www.apache.org/licenses/LICENSE-2.0

package com.twitter.twittertext;

import javax.annotation.Nonnull;
import javax.annotation.Nullable;

public class Range implements Comparable {

  public static final Range EMPTY = new Range(-1, -1);

  public final int start;
  public final int end;

  public Range(int start, int end) {
    this.start = start;
    this.end = end;
  }

  @Override
  public boolean equals(@Nullable Object obj) {
    return this == obj || obj instanceof Range && ((Range) obj).start == this.start &&
        ((Range) obj).end == this.end;
  }

  @Override
  public int hashCode() {
    return 31 * start + 31 * end;
  }

  @Override
  public int compareTo(@Nonnull Range other) {
    if (this.start < other.start) {
      return -1;
    } else if (this.start == other.start) {
      if (this.end < other.end) {
        return -1;
      } else {
        return this.end == other.end ? 0 : 1;
      }
    } else {
      return 1;
    }
  }

  public boolean isInRange(int val) {
    return val >= start && val <= end;
  }
}