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package com.sun.marlin.stats;

Statistics as long values
/** * Statistics as long values */
public class StatLong { public final String name; public long count = 0l; public long sum = 0l; public long min = Integer.MAX_VALUE; public long max = Integer.MIN_VALUE; public StatLong(final String name) { this.name = name; } public void reset() { count = 0l; sum = 0l; min = Integer.MAX_VALUE; max = Integer.MIN_VALUE; } public void add(final int val) { count++; sum += val; if (val < min) { min = val; } if (val > max) { max = val; } } public void add(final long val) { count++; sum += val; if (val < min) { min = val; } if (val > max) { max = val; } } @Override public String toString() { return toString(new StringBuilder(128)).toString(); } public final StringBuilder toString(final StringBuilder sb) { sb.append(name).append('[').append(count); sb.append("] sum: ").append(sum).append(" avg: "); sb.append(trimTo3Digits(((double) sum) / count)); sb.append(" [").append(min).append(" | ").append(max).append("]"); return sb; }
Adjust the given double value to keep only 3 decimal digits
Params:
  • value – value to adjust
Returns:double value with only 3 decimal digits
/** * Adjust the given double value to keep only 3 decimal digits * * @param value value to adjust * @return double value with only 3 decimal digits */
public static double trimTo3Digits(final double value) { return ((long) (1e3d * value)) / 1e3d; } }