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package tlIItools;
import java.util.*;
/**
* Represents a range of levels.
*
* @author bjcul
*
*/
public class LevelRange implements Comparable<LevelRange> {
/*
* if (minLevel <= 1 && maxLevel == 999) {
* sb.append("No Level Range");
* } else if (minLevel != 1 && maxLevel != 999) {
* sb.append("Level Range: ");
* sb.append(minLevel);
* sb.append("-");
* sb.append(maxLevel);
* } else if (minLevel <= 1) {
* sb.append("Max Level: ");
* sb.append(maxLevel);
* } else if (maxLevel == 999) {
* sb.append("Minimum Level: ");
* sb.append(minLevel);
* } */
/**
* The maximum level for this range.
*/
public int minLevel;
/**
* The minimum level for this range.
*/
public int maxLevel;
/**
* Create a new blank level range
*/
public LevelRange() {
minLevel = 1;
maxLevel = 999;
}
/**
* Create a new set level range.
*
* @param minLevel The minimum level
* @param maxLevel The maximum level
*/
public LevelRange(int minLevel, int maxLevel) {
this.minLevel = minLevel;
this.maxLevel = maxLevel;
}
private void clamp() {
minLevel = Math.max(1, minLevel);
maxLevel = Math.min(999, maxLevel);
}
/**
* Check if this level range is 'unrestricted'
*
* @return Whether the level range is unrestricted
*/
public boolean isUnrestricted() {
return minLevel <= 1 && maxLevel >= 999;
}
/**
* Check if this range has no lower bound
*
* @return Whether the range has no lower bound
*/
public boolean noLowerBound() {
return minLevel <= 1;
}
/**
* Check if this range has no upper bound
*
* @return Whether the range has no upper bound
*/
public boolean noUpperBound() {
return maxLevel >= 999;
}
@Override
public String toString() {
clamp();
StringBuilder sb = new StringBuilder();
if (minLevel <= 1 && maxLevel >= 999) {
sb.append("No Level Range");
} else if (minLevel > 1 && maxLevel < 999) {
sb.append("Level Range: ");
sb.append(minLevel);
sb.append("-");
sb.append(maxLevel);
} else if (minLevel <= 1) {
sb.append("Max Level: ");
sb.append(maxLevel);
} else if (maxLevel >= 999) {
sb.append("Minimum Level: ");
sb.append(minLevel);
}
return sb.toString();
}
@Override
public int hashCode() {
clamp();
return Objects.hash(maxLevel, minLevel);
}
@Override
public boolean equals(Object obj) {
if (this == obj) return true;
if (obj == null) return false;
if (getClass() != obj.getClass()) return false;
LevelRange other = (LevelRange) obj;
clamp();
other.clamp();
if (isUnrestricted() && other.isUnrestricted()) {
return true;
} else if (noLowerBound()) {
if (other.noLowerBound()) return maxLevel == other.maxLevel;
else return false;
} else if (noUpperBound()) {
if (other.noUpperBound()) return minLevel == other.minLevel;
else return false;
} else {
return maxLevel == other.maxLevel && minLevel == other.minLevel;
}
}
@Override
public int compareTo(LevelRange other) {
clamp();
other.clamp();
if (this.equals(other)) return 0;
// Unrestricted ranges sort above all others
if (isUnrestricted()) return 1;
if (other.isUnrestricted()) return -1;
if (noLowerBound()) {
if (other.noLowerBound()) {
return maxLevel - other.maxLevel;
}
return -1;
} else if (noUpperBound()) {
if (other.noUpperBound()) {
return minLevel - other.minLevel;
}
return 1;
} else {
if (minLevel == other.minLevel) return maxLevel - other.maxLevel;
return minLevel - other.minLevel;
}
}
}
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