net.snowflake.ingest.utils.Pair Maven / Gradle / Ivy
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package net.snowflake.ingest.utils;
import java.util.Map;
import java.util.Objects;
/** Simple Pair class. */
public class Pair {
private final F first;
private final S second;
public Pair(F first, S second) {
this.first = first;
this.second = second;
}
public Pair(final Map.Entry entry) {
this.first = entry.getKey();
this.second = entry.getValue();
}
@Override
public boolean equals(Object other) {
if (other == null) {
return false;
}
if (other == this) {
return true;
}
if (!(Pair.class.isInstance(other))) {
return false;
}
Pair pair2 = (Pair) other;
return Objects.equals(this.first, pair2.getFirst())
&& Objects.equals(this.second, pair2.getSecond());
}
/** @return the first */
public F getFirst() {
return first;
}
/** @return the second */
public S getSecond() {
return second;
}
/** @return the key */
public F getKey() {
return getFirst();
}
/** @return the value */
public S getValue() {
return getSecond();
}
@Override
public int hashCode() {
return 37 * Objects.hashCode(first) + Objects.hashCode(second);
}
@Override
public String toString() {
return "[ " + first + ", " + second + " ]";
}
}