package org.tron.core;

import com.google.common.primitives.Longs;

import java.io.Serializable;

/**

* Represents a monetary Bitcoin value. This class is immutable.

*/

public final class Coin implements Monetary, Comparable<Coin>, Serializable {

/**

* Number of decimals for one Bitcoin. This constant is useful for quick adapting to other coins because a lot of

* constants derive from it.

*/

public static final int SMALLEST_UNIT_EXPONENT = 8;

public final long value;

private Coin(long satoshis) {

this.value = satoshis;

}

public static Coin valueOf(final long satoshis) {

return new Coin(satoshis);

}

@Override

public int compareTo(final Coin other) {

return Longs.compare(this.value, other.value);

}

@Override

public int smallestUnitExponent() {

return SMALLEST_UNIT_EXPONENT;

}

@Override

public long getValue() {

return value;

}

@Override

public int signum() {

if (this.value == 0) {

return 0;

} else {

return this.value < 0 ? -1 : 1;

}

}

}