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package com.sun.enterprise.admin.monitor.util;
import org.glassfish.j2ee.statistics.Statistic;
import org.glassfish.j2ee.statistics.CountStatistic;
import org.glassfish.j2ee.statistics.BoundedRangeStatistic;
import org.glassfish.j2ee.statistics.RangeStatistic;
import org.glassfish.j2ee.statistics.TimeStatistic;
/**
* Provides for String representation of all the Statistic classes.
* @author <a href="mailto:Kedar.Mhaswade@sun.com">Kedar Mhaswade</a>
* @since S1AS8.0
* @version $Revision: 1.2 $
*/
final class StatisticToString {
private final Statistic stc;
private final String SEP = ":";
/** Creates a new instance of StatisticToString for given Statistic. Instances of
* this class are immutable. Note that the returned Strings are basically for debug
* purposes and should be displayed taking that into account.
* @param c Statistic instance that needs its string representation from this class
*/
StatisticToString(Statistic stc) {
this.stc = stc;
}
/**
*/
public String toString() {
final StringBuffer s = new StringBuffer();
return ( s.append(baseString()).append(SEP).append(specificString()).toString() );
}
private String baseString() {
final StringBuffer s = new StringBuffer();
s.append(stc.getName()).append(SEP).append(stc.getUnit()).append(SEP).
append(stc.getDescription()).append(stc.getStartTime()).append(stc.getStartTime());
return (s.toString());
}
private String specificString() {
final StringBuffer s = new StringBuffer();
if (stc instanceof CountStatistic)
s.append(countStatisticSpecificString());
if (stc instanceof RangeStatistic)
s.append(rangeStatisticSpecificString());
if (stc instanceof BoundedRangeStatistic)
s.append(boundedRangeStatisticSpecificString());
if (stc instanceof TimeStatistic)
s.append(timeStatisticSpecificString());
return ( s.toString() );
}
private String countStatisticSpecificString() {
final StringBuffer s = new StringBuffer();
final CountStatistic cs = (CountStatistic)stc;
return ( s.append(cs.getCount()).toString() );
}
private String rangeStatisticSpecificString() {
final StringBuffer s = new StringBuffer();
final RangeStatistic rs = (RangeStatistic)stc;
return ( s.append(rs.getLowWaterMark()).append(SEP).append(rs.getHighWaterMark()).toString() );
}
private String boundedRangeStatisticSpecificString() {
final StringBuffer s = new StringBuffer();
final BoundedRangeStatistic bs = (BoundedRangeStatistic)stc;
return ( s.append(bs.getUpperBound()).append(SEP).append(bs.getLowerBound()).toString() );
}
private String timeStatisticSpecificString() {
final StringBuffer s = new StringBuffer();
final TimeStatistic ts = (TimeStatistic)stc;
return ( s.append(ts.getMaxTime()).append(SEP).append(ts.getMinTime()).append(SEP).append(ts.getTotalTime()).toString() );
}
}