How to use

format

method

in

java.io.PrintStream

 @Override public void update(long bytesRead, long contentLength, boolean done) {
  if (done) {
   System.out.println("completed");
  } else {
   if (firstUpdate) {
    firstUpdate = false;
    if (contentLength == -1) {
     System.out.println("content-length: unknown");
    } else {
     System.out.format("content-length: %d\n", contentLength);
    }
   }
   System.out.println(bytesRead);
   if (contentLength != -1) {
    System.out.format("%d%% done\n", (100 * bytesRead) / contentLength);
   }
  }
 }
};

 for (byte b : digest) {
  System.out.format("%02x", b);
}
System.out.println();

for(int i=1; i<13; i++){
   for(int j=1; j<13; j++){
     System.out.format("%5d", i * j);
   }
   System.out.println();  // To move to the next line.
 }

public void printPar() {
  System.out.println("Features Read:\nframe\tOQG\tGOG\tSKG\tRCG\tIC");
  for (int i = 0; i < params.numfrm; i++)
    System.out.format("%d\t%.3f %.3f %.3f %.3f %.3f \n", i + 1, vq[0][i], vq[1][i], vq[2][i], vq[3][i], vq[4][i]);
}

public void printPar() {
  System.out.println("Features Read:\nframe\tOQG\tGOG\tSKG\tRCG\tIC");
  for (int i = 0; i < params.numfrm; i++)
    System.out.format("%d\t%.3f %.3f %.3f %.3f %.3f \n", i + 1, vq[0][i], vq[1][i], vq[2][i], vq[3][i], vq[4][i]);
}

public void printCoefficients() {
  if (coeffs != null) {
    for (int j = 0; j < coeffs.length; j++)
      System.out.format("coeff[%d]=%.5f\n", j, coeffs[j]);
  } else
    System.out.println("There is no coefficients to print.");
}

public void printCoefficients() {
  if (coeffs != null) {
    for (int j = 0; j < coeffs.length; j++)
      System.out.format("coeff[%d]=%.5f\n", j, coeffs[j]);
  } else
    System.out.println("There is no coefficients to print.");
}

public void printCoefficients(int[] indices, String[] factors) {
  if (coeffs != null) {
    System.out.println("Linear regression:");
    if (b0Term) {
      System.out.format(" %.5f\n", coeffs[0]);
      for (int j = 1; j < coeffs.length; j++)
        System.out.format(" %.5f (%s)\n", coeffs[j], factors[indices[j - 1]]);
    } else {
      for (int j = 0; j < coeffs.length; j++)
        System.out.format(" %.5f (%s)\n", coeffs[j], factors[indices[j]]);
    }
  } else
    System.out.println("There is no coefficients to print.");
}

public void printCoefficients(int[] indices, String[] factors) {
  if (coeffs != null) {
    System.out.println("Linear regression:");
    if (b0Term) {
      System.out.format(" %.5f\n", coeffs[0]);
      for (int j = 1; j < coeffs.length; j++)
        System.out.format(" %.5f (%s)\n", coeffs[j], factors[indices[j - 1]]);
    } else {
      for (int j = 0; j < coeffs.length; j++)
        System.out.format(" %.5f (%s)\n", coeffs[j], factors[indices[j]]);
    }
  } else
    System.out.println("There is no coefficients to print.");
}

private static void printTasks(String target) {
 System.out.format("The following tasks are available to run on %s:%n", target);
 Collection<ValidationTask> tasks = TARGET_TASKS.get(target);
 for (ValidationTask task: tasks) {
  String taskName = TASKS.get(task);
  System.out.printf("%s: %s%n", taskName, TASK_DESCRIPTIONS.get(taskName));
 }
 System.out.println();
}

public void printImportanceOfComponents() {
  System.out.println("Importance of components:");
  for (int j = 0; j < varianceProportion.length; j++)
    System.out.format("PC(%s)=%.4f ", j + 1, varianceProportion[j]);
  System.out.println();
}

public void printCoefficients() {
  if (coeffs != null) {
    System.out.println("SoP coefficients (factor : factorIndex in FeatureDefinition)");
    for (int j = 0; j < coeffs.length; j++)
      System.out.format(" %.5f (%s : %d)\n", coeffs[j], factors[j], factorsIndex[j]);
  } else
    System.out.println("There is no coefficients to print (coeffs=null).");
}

public void printCoefficients() {
  if (coeffs != null) {
    System.out.println("SoP coefficients (factor : factorIndex in FeatureDefinition)");
    for (int j = 0; j < coeffs.length; j++)
      System.out.format(" %.5f (%s : %d)\n", coeffs[j], factors[j], factorsIndex[j]);
  } else
    System.out.println("There is no coefficients to print (coeffs=null).");
}

public void printImportanceOfComponents() {
  System.out.println("Importance of components:");
  for (int j = 0; j < varianceProportion.length; j++)
    System.out.format("PC(%s)=%.4f ", j + 1, varianceProportion[j]);
  System.out.println();
}

public static void printProperties(String message, Properties properties,
                  PrintStream stream) {
 if (message != null) {
  stream.println(message);
 }
 if (properties.isEmpty()) {
  stream.println("  [empty]");
 } else {
  List<Map.Entry<String, String>> entries = getSortedEntries(properties);
  for (Map.Entry<String, String> entry : entries) {
   if ( ! "".equals(entry.getKey())) {
    stream.format("  %-30s = %s%n", entry.getKey(), entry.getValue());
   }
  }
 }
 stream.println();
}

private void dumpConfiguration() {
 System.out.println("-------------------------------------------");
 System.out.println("Configuration for container " + this);
 System.out.println("-------------------------------------------");
 LocalConfiguration configuration = getConfiguration();
 System.out.format("Name: %s%n", configuration);
 System.out.format("Class: %s%n", configuration.getClass());
 System.out.println("Properties:");
 configuration.getProperties().entrySet().forEach(System.out::println);
 System.out.println("-------------------------------------------");
 System.out.println("");
}

 /**
  * Prints usage for all commands.
  */
 protected void printUsage() {
  System.out.println("Usage: alluxio " + getShellName() + " [generic options]");
  SortedSet<String> sortedCmds = new TreeSet<>(mCommands.keySet());
  for (String cmd : sortedCmds) {
   System.out.format("%-60s%n", "\t [" + mCommands.get(cmd).getUsage() + "]");
  }
 }
}

@NoWarning("FS")
public static void falsePositive() {
  System.out.printf("last updated %1$tY-%1$tm-%1$te %1$tH:%1$tM:%1$tS.%1$tL, threshold %2$d min.%n", new Date(), 20);
  java.util.Formatter f = new java.util.Formatter();
  System.out.println(String.format("%d %s", 8, "boy")); // no warning
  System.out.println(f.format("%d %s %f %d %f %d", 8, "boy", 7.7, 9, 9.9, 10)); // no
                                         // warning
  System.out.printf("%d", 7); // no warning
  System.out.format("%d", 8); // no warning
  System.out.println(f.format("%d %%%%%s %% %f %d %%%f %%%d", 8, "boy", 7.7, 9, 9.9, 10)); // no
                                               // warning
  System.out.println(String.format("%d %n", 1)); // no warning (%n does
                          // not consume an
                          // argument)
}

public static void main(String[] args) {
  // This prints out the values of the probability density function for N(2.0.0.6)
  // A graph of this is here: http://www.cs.bu.edu/fac/snyder/cs237/Lecture%20Materials/GaussianExampleJava.png
  double mu = 2.0;
  double sigma = 1.5;
  System.out.println("PDF for N(2.0,0.6) in range [-4..8]:");
  for (double z = -4.0; z <= 8.0; z += 0.2)
    System.out.format("%.1f\t%.4f\n", z, pdf(z, mu, sigma));
  // This prints out the values of the cumulative density function for N(2.0.0.6)
  // A graph of this is here: http://www.cs.bu.edu/fac/snyder/cs237/Lecture%20Materials/GaussianExample2Java.png
  System.out.println("CDF for N(2.0,0.6) in range [-4..8]:");
  for (double z = -4.0; z <= 8.0; z += 0.2)
    System.out.format("%.1f\t%.4f\n", z, cdf(z, mu, sigma));
  // Calculates the probability that for N(2.0, 0.6), the random variable produces a value less than 3.45
  System.out.format("\nIf X ~ N(2.0, 1.5), then P(X <= 3.2) is %.4f\n", cdf(3.2, 2.0, 1.5));
  // Calculates the value x for X ~ N(2.0, 0.6) which is the 78.81% cutoff (i.e., 78.81% of the values lie below x and 21.19% above).
  System.out.format("\nIf X ~ N(2.0, 1.5), then x such that P(X <= x ) = 0.7881 is %.4f\n",
      PhiInverse(0.7881, 2.0, 1.5));
}

public static void main(final String[] args) throws Exception {
  System.out.println("capacity:" + ConcurrentQueueByTypeFactory.QUEUE_CAPACITY + " reps:" + REPETITIONS);
  final ConcurrentQueue<Integer> queue = ConcurrentQueueByTypeFactory.createQueue();
  final long[] results = new long[20];
  for (int i = 0; i < 20; i++) {
    System.gc();
    results[i] = performanceRun(i, queue);
  }
  // only average last 10 results for summary
  long sum = 0;
  for (int i = 10; i < 20; i++) {
    sum += results[i];
  }
  System.out.format("summary,QueuePerfTest,%s,%d\n", queue.getClass().getSimpleName(), sum / 10);
}