R.utils (version 2.9.0)

MultiVerbose: A Verbose class ignoring everything

Description

Package: R.utils Class MultiVerbose

Object ~~| ~~+--Verbose ~~~~~~~| ~~~~~~~+--MultiVerbose

Directly known subclasses:

public static class MultiVerbose extends Verbose

A Verbose class ignoring everything.

This is a trial class.

Usage

MultiVerbose(verboseList=NULL, ...)

Arguments

verboseList

A list of Verbose objects.

...

Ignored.

Fields and Methods

Methods:

	as.list	Gets a list of Verbose objects.
	writeRaw	Writes to each of the Verbose objects.

Methods inherited from Verbose: as.character, as.double, as.logical, capture, cat, enter, enterf, equals, evaluate, exit, getThreshold, getTimestampFormat, header, isOn, isVisible, less, more, newline, off, on, popState, print, printf, pushState, ruler, setDefaultLevel, setThreshold, setTimestampFormat, str, summary, timestamp, timestampOff, timestampOn, warnings, writeRaw

Methods inherited from Object: $, $<-, [[, [[<-, as.character, attach, attachLocally, clearCache, clearLookupCache, clone, detach, equals, extend, finalize, getEnvironment, getFieldModifier, getFieldModifiers, getFields, getInstantiationTime, getStaticInstance, hasField, hashCode, ll, load, names, objectSize, print, save

Examples

# NOT RUN {
# Output to both standard output and to log file
stdoutLog <- Verbose(threshold=-1)
fileLog <- Verbose(file.path(tempdir(), "foo.log"), threshold=-1)
verbose <- MultiVerbose(list(stdoutLog, fileLog), threshold=-1)


header(verbose, "A verbose writer example", padding=0)

enter(verbose, "Analysis A")
for (kk in 1:10) {
  printf(verbose, "step %d\n", kk)
  if (kk == 2) {
    cat(verbose, "Turning ON automatic timestamps")
    timestampOn(verbose)
  } else if (kk == 4) {
    timestampOff(verbose)
    cat(verbose, "Turned OFF automatic timestamps")
    cat(verbose, "Turning OFF verbose messages for steps ", kk, "-6")
    off(verbose)
  } else if (kk == 6) {
    on(verbose)
    cat(verbose, "Turned ON verbose messages just before step ", kk+1)
  }

  if (kk %in% c(5,8)) {
    enter(verbose, "Sub analysis ", kk)
    for (jj in c("i", "ii", "iii")) {
      cat(verbose, "part ", jj)
    }
    exit(verbose)
  }
}
cat(verbose, "All steps completed!")
exit(verbose)

ruler(verbose)
cat(verbose, "Demo of some other methods:")
str(verbose, c(a=1, b=2, c=3))
print(verbose, c(a=1, b=2, c=3))
summary(verbose, c(a=1, b=2, c=3))
evaluate(verbose, rnorm, n=3, mean=2, sd=3)

ruler(verbose)
newline(verbose)
# }