jdk-24/test/jdk/sun/tools/jstat/timeStamp1.awk

#
# matching the following output specified as a pattern that verifies
# that the numerical values conform to a specific pattern, rather than
# specific values.
#
# -gcutil -t 0
#
#Timestamp         S0     S1     E      O      M     CCS    YGC     YGCT     FGC    FGCT     CGC    CGCT       GCT   
#            3.4   0.00  63.85   0.00   0.00  93.83  81.78      5     0.203     0     0.000     0     0.000     0.203
#            3.7   0.00  63.85   0.00   0.00  93.83  81.78      5     0.203     0     0.000     0     0.000     0.203
#
# -J-XX:+UseParallelGC -gcutil -t 0
#
#Timestamp         S0     S1     E      O      M     CCS    YGC     YGCT     FGC    FGCT     CGC    CGCT       GCT   
#            2.6 100.00   0.00  22.51  10.16  94.74  88.88      4     0.100     0     0.000     -         -     0.100

BEGIN	{
	    headerlines=0; datalines=0; totallines=0
	}

/^Timestamp         S0     S1     E      O      M     CCS    YGC     YGCT     FGC    FGCT     CGC    CGCT       GCT   $/	{
	    headerlines++;
	}

/^[ ]*[0-9]+\.[0-9]+[ ]*[0-9]+\.[0-9]+[ ]*[0-9]+\.[0-9]+[ ]*[0-9]+\.[0-9]+[ ]*[0-9]+\.[0-9]+[ ]*([0-9]+\.[0-9]+)|-[ ]*([0-9]+\.[0-9]+)|-[ ]*[0-9]+[ ]*[0-9]+\.[0-9]+[ ]*[0-9]+[ ]*[0-9]+\.[0-9]+[ ]*[0-9]+[ ]*[0-9]+\.[0-9]+[ ]*[0-9]+\.[0-9]+$/	{
	    datalines++;
	}

	{ totallines++; print $0 }

END	{
	    if ((headerlines == 1) && (datalines == 1)) {
	        exit 0
	    }
	    else {
	        exit 1
	    }
	}