/**
* Prints the given map with nice line breaks.
*
* @param out the stream to print to
* @param key the key that maps to the map in some other map
* @param map the map to print
*/
public static synchronized void debugPrint(PrintStream out, Object key, Map map) {
debugPrintIndent(out);
out.println(key + " = ");
debugPrintIndent(out);
out.println("{");
++debugIndent;
for (Iterator iter = map.entrySet().iterator(); iter.hasNext(); ) {
Map.Entry entry = (Map.Entry) iter.next();
String childKey = (String) entry.getKey();
Object childValue = entry.getValue();
if (childValue instanceof Map) {
verbosePrint(out, childKey, (Map) childValue);
} else {
debugPrintIndent(out);
String typeName = (childValue != null) ? childValue.getClass().getName() : null;
out.println(childKey + " = " + childValue + " class: " + typeName);
}
}
--debugIndent;
debugPrintIndent(out);
out.println("}");
}
private void sendProcessingError(Throwable t, ServletResponse response) {
String stackTrace = getStackTrace(t);
if (stackTrace != null && !stackTrace.equals("")) {
try {
response.setContentType("text/html");
PrintStream ps = new PrintStream(response.getOutputStream());
PrintWriter pw = new PrintWriter(ps);
pw.print("<html>\n<head>\n</head>\n<body>\n"); // NOI18N
// PENDING! Localize this for next official release
pw.print("<h1>The resource did not process correctly</h1>\n<pre>\n");
pw.print(stackTrace);
pw.print("</pre></body>\n</html>"); // NOI18N
pw.close();
ps.close();
response.getOutputStream().close();
;
} catch (Exception ex) {
}
} else {
try {
PrintStream ps = new PrintStream(response.getOutputStream());
t.printStackTrace(ps);
ps.close();
response.getOutputStream().close();
;
} catch (Exception ex) {
}
}
}
//
// Runnable interface
//
public void run() {
// output all active probes
for (PerformanceProbe probe : list(ALL_RECORDERS)) {
probe.output("F");
}
// close output if not standard output
if (!outputStream.equals(System.out)) {
outputStream.close();
}
}
/**
* Set current font. Default to Plain Courier 11 if null.
*
* @param font new font.
*/
public void setFont(Font font) {
if (font != null) {
m_localGraphicsState.setFont(font);
if (font.getName().equals(m_psGraphicsState.getFont().getName())
&& (m_psGraphicsState.getFont().getStyle() == font.getStyle())
&& (m_psGraphicsState.getFont().getSize() == yScale(font.getSize()))) return;
m_psGraphicsState.setFont(
new Font(font.getName(), font.getStyle(), yScale(getFont().getSize())));
} else {
m_localGraphicsState.setFont(new Font("Courier", Font.PLAIN, 11));
m_psGraphicsState.setFont(getFont());
}
m_printstream.println("/(" + replacePSFont(getFont().getPSName()) + ")" + " findfont");
m_printstream.println(yScale(getFont().getSize()) + " scalefont setfont");
}
//
// PROBE OUTPUT
//
private void output(String type) {
StringBuffer result = new StringBuffer(128);
result.append(time()).append(" ");
result.append(type).append(" ");
result.append(probeName).append(": ");
result.append(toString());
outputStream.println(result.toString());
}
/**
* Draw a filled rectangle in current pen color.
*
* @param x starting x coord
* @param y starting y coord
* @param width rectangle width
* @param height rectangle height
*/
public void fillRect(int x, int y, int width, int height) {
if (width == m_extent.width && height == m_extent.height) {
clearRect(x, y, width, height); // if we're painting the entire background, just make it white
} else {
if (DEBUG) m_printstream.println("% fillRect");
setStateToLocal();
m_printstream.println(
xTransform(xScale(x))
+ " "
+ yTransform(yScale(y))
+ " "
+ xScale(width)
+ " "
+ yScale(height)
+ " true Rect");
}
}
/**
* Executes command using {@code shell} channel.
*
* @param ses SSH session.
* @param cmd Command.
* @throws JSchException In case of SSH error.
* @throws IOException If IO error occurs.
* @throws IgniteInterruptedCheckedException If thread was interrupted while waiting.
*/
private void shell(Session ses, String cmd)
throws JSchException, IOException, IgniteInterruptedCheckedException {
ChannelShell ch = null;
try {
ch = (ChannelShell) ses.openChannel("shell");
ch.connect();
try (PrintStream out = new PrintStream(ch.getOutputStream(), true)) {
out.println(cmd);
U.sleep(1000);
}
} finally {
if (ch != null && ch.isConnected()) ch.disconnect();
}
}
/**
* Draw text in current pen color.
*
* @param str Text to output
* @param x starting x coord
* @param y starting y coord
*/
public void drawString(String str, int x, int y) {
setStateToLocal();
m_printstream.println(
xTransform(xScale(x))
+ " "
+ yTransform(yScale(y))
+ " moveto"
+ " ("
+ escape(str)
+ ") show stroke");
}
/**
* Changes the output of all probes to the specified file. This method may be called multiple
* times during the execution of the JVM.
*
* @param pathname the pathname of the output file.
*/
public static void setOutput(String pathname) {
// open specified file
PrintStream previous = outputStream;
try {
outputStream = new PrintStream(new FileOutputStream(pathname));
} catch (FileNotFoundException e) {
// if file cannot be opened, output remains unchanged
return;
}
// close previous output if not standard output
if (previous != null && !previous.equals(System.out)) {
previous.close();
}
// print date and time
Format format = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
outputStream.println("Starting on " + format.format(new Date()));
}
/**
* Draw a filled Oval in current pen color.
*
* @param x x-axis center of oval
* @param y y-axis center of oval
* @param width oval width
* @param height oval height
*/
public void fillOval(int x, int y, int width, int height) {
setStateToLocal();
m_printstream.println(
xTransform(xScale(x))
+ " "
+ yTransform(yScale(y))
+ " "
+ xScale(width)
+ " "
+ yScale(height)
+ " true Oval");
}
/**
* Draw an outlined rectangle in current pen color.
*
* @param x starting x coord
* @param y starting y coord
* @param width rectangle width
* @param height rectangle height
*/
public void drawRect(int x, int y, int width, int height) {
setStateToLocal();
m_printstream.println(
xTransform(xScale(x))
+ " "
+ yTransform(yScale(y))
+ " "
+ xScale(width)
+ " "
+ yScale(height)
+ " false Rect");
}
/**
* Draw a line in current pen color.
*
* @param x1 starting x coord
* @param y1 starting y coord
* @param x2 ending x coord
* @param y2 ending y coord
*/
public void drawLine(int x1, int y1, int x2, int y2) {
setStateToLocal();
m_printstream.println(
xTransform(xScale(x1))
+ " "
+ yTransform(yScale(y1))
+ " moveto "
+ xTransform(xScale(x2))
+ " "
+ yTransform(yScale(y2))
+ " lineto stroke");
}
/**
* Draw a filled rectangle with the background color.
*
* @param x starting x coord
* @param y starting y coord
* @param width rectangle width
* @param height rectangle height
*/
public void clearRect(int x, int y, int width, int height) {
setStateToLocal();
Color saveColor = getColor();
setColor(Color.white); // background color for page
m_printstream.println(
xTransform(xScale(x))
+ " "
+ yTransform(yScale(y))
+ " "
+ xScale(width)
+ " "
+ yScale(height)
+ " true Rect");
setColor(saveColor);
}
/**
* Set current pen color. Default to black if null.
*
* @param c new pen color.
*/
public void setColor(Color c) {
if (c != null) {
m_localGraphicsState.setColor(c);
if (m_psGraphicsState.getColor().equals(c)) {
return;
}
m_psGraphicsState.setColor(c);
} else {
m_localGraphicsState.setColor(Color.black);
m_psGraphicsState.setColor(getColor());
}
m_printstream.print(getColor().getRed() / 255.0);
m_printstream.print(" ");
m_printstream.print(getColor().getGreen() / 255.0);
m_printstream.print(" ");
m_printstream.print(getColor().getBlue() / 255.0);
m_printstream.println(" setrgbcolor");
}
/** main method - entry point for the entire program */
public static void main(String[] args)
throws IOException // just let IOExceptions terminate the program
{
// initialize loan variables from constants
final double principal = PRINCIPAL;
final double rate = RATE / 100; // convert rate into decimal form
final double numPayments = TERM * MONTHS_PER_YEAR;
// create output and input objects
final PrintStream out = System.out;
final BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
// display the header for this assignment
out.println("Name : David C. Gibbons ");
out.println("Assignment : Workshop 3 ");
out.println("-------------------------------------");
// determine interest rate per month
final double monthlyRate = (rate / MONTHS_PER_YEAR);
// calculate monthly payment
final double monthlyPayment =
principal * (monthlyRate / (1 - Math.pow(1 + monthlyRate, -numPayments)));
// fetch needed decimal formatters needed for output
final DecimalFormat numberFmt = new DecimalFormat("#0");
final DecimalFormat currencyFmt = new DecimalFormat("$0.00");
final DecimalFormat percentFmt = new DecimalFormat("0.00 %");
// display overall loan information
out.println("Principal : " + currencyFmt.format(principal));
out.println("Interest Rate : " + percentFmt.format(rate));
out.println("# of payments : " + numberFmt.format(numPayments));
out.println("Monthly payment : " + currencyFmt.format(monthlyPayment));
// wait for the user to continue and then display the
// details of all the payments
out.println();
out.println("Hit Enter to list Payment Detail");
in.readLine();
// calculate the payment detail in yearly blocks
double currentPrincipal = principal;
for (int month = 0; month < numPayments; month++) {
// display header to match the benchmark at the start of the year
if (month == 0 || (month % MONTHS_PER_YEAR) == 0) {
// display a pause prompt if this isn't the first year
if (month > 0) {
out.println();
out.println(" Hit Enter to continue");
in.readLine();
}
out.println();
out.println("\tInterest Principal Principal");
out.println("Months\tPayment Payment Balance");
out.println();
}
// calculate this month's interest payment and then the
// principal payment and remaining principal balance
double interestPayment = rate / MONTHS_PER_YEAR * currentPrincipal;
double principalPayment = monthlyPayment - interestPayment;
// always get the absolute value of the current principal as
// sometimes the final value of 0 can be -0.0
currentPrincipal = Math.abs(currentPrincipal - principalPayment);
// format the fields and display to match benchmark
out.print(numberFmt.format(month + 1) + " \t");
out.print(currencyFmt.format(interestPayment) + "\t ");
out.print(currencyFmt.format(principalPayment) + "\t");
out.println(currencyFmt.format(currentPrincipal));
}
}
public static void main(String[] args) {
if (args.length != 2) {
System.out.println(
"Usage: java Purger <folder> <date>\n"
+ " - folder: is the path to account.txt and athena.txt files.\n"
+ " - date: accounts created before this date will be purged (dd/mm/yy or yyyy-mm-dd).");
return;
}
int accounts = 0;
int characters = 0;
int deletedCharacters = 0;
Vector activeAccounts = new Vector();
File folder = new File(args[0]);
// Do some sanity checking
if (!folder.exists()) {
System.out.println("Folder does not exist!");
return;
}
if (!folder.isDirectory()) {
System.out.println("Folder is not a folder!");
return;
}
File oldAccount = new File(folder, "account.txt");
File oldAthena = new File(folder, "athena.txt");
File newAccount = new File(folder, "account.txt.new");
File newAthena = new File(folder, "athena.txt.new");
DateFormat dateFormat;
Date purgeDate = null;
for (String format : new String[] {"dd/MM/yy", "yyyy-MM-dd"}) {
dateFormat = new SimpleDateFormat(format);
try {
purgeDate = dateFormat.parse(args[1]);
break;
} catch (ParseException e) {
}
}
if (purgeDate == null) {
System.out.println("ERROR: Date format not recognized.");
return;
}
String line;
// Remove accounts
try {
FileInputStream fin = new FileInputStream(oldAccount);
BufferedReader input = new BufferedReader(new InputStreamReader(fin));
FileOutputStream fout = new FileOutputStream(newAccount);
PrintStream output = new PrintStream(fout);
while ((line = input.readLine()) != null) {
boolean copy = false;
String[] fields = line.split("\t");
// Check if we're reading a comment or the last line
if (line.substring(0, 2).equals("//") || fields[1].charAt(0) == '%') {
copy = true;
} else {
// Server accounts should not be purged
if (!fields[4].equals("S")) {
accounts++;
dateFormat = new SimpleDateFormat("yyyy-MM-dd");
try {
Date date = dateFormat.parse(fields[3]);
if (date.after(purgeDate)) {
activeAccounts.add(fields[0]);
copy = true;
}
} catch (ParseException e) {
System.out.println(
"ERROR: Wrong date format in account.txt. (" + accounts + ": " + line + ")");
// return;
} catch (Exception e) {
e.printStackTrace();
return;
}
} else {
copy = true;
}
}
if (copy) {
try {
output.println(line);
} catch (Exception e) {
System.err.println("ERROR: Unable to write file.");
}
}
}
input.close();
output.close();
} catch (FileNotFoundException e) {
System.out.println("ERROR: file " + oldAccount.getAbsolutePath() + " not found.");
return;
} catch (Exception e) {
System.out.println("ERROR: unable to process account.txt");
e.printStackTrace();
return;
}
System.out.println(
"Removed " + (accounts - activeAccounts.size()) + "/" + accounts + " accounts.");
// Remove characters
try {
FileInputStream fin = new FileInputStream(oldAthena);
BufferedReader input = new BufferedReader(new InputStreamReader(fin));
FileOutputStream fout = new FileOutputStream(newAthena);
PrintStream output = new PrintStream(fout);
while ((line = input.readLine()) != null) {
boolean copy = false;
String[] fields = line.split("\t");
// Check if we're reading a comment or the last line
if (line.substring(0, 2).equals("//") || fields[1].charAt(0) == '%') {
copy = true;
} else {
characters++;
String id = fields[1].substring(0, fields[1].indexOf(','));
if (activeAccounts.contains(id)) {
copy = true;
} else {
deletedCharacters++;
}
}
if (copy) {
output.println(line);
}
}
input.close();
output.close();
} catch (FileNotFoundException e) {
System.out.println("ERROR: file " + oldAthena.getAbsolutePath() + " not found.");
return;
} catch (Exception e) {
System.out.println("ERROR: unable to process athena.txt");
e.printStackTrace();
return;
}
System.out.println("Removed " + deletedCharacters + "/" + characters + " characters.");
}
/**
* print the overall stats of the <tt>MediaStream</tt> this <tt>MediaStreamStats</tt> keep track
* to the PrintStream given as argument.
*
* @param ps the <tt>PrintStream</tt> used to print the stats
*/
public void printOverallStats(PrintStream ps) {
ps.println(getOverallStatsJSON());
}
/**
* Writes indentation to the given stream.
*
* @param out the stream to indent
*/
protected static void debugPrintIndent(PrintStream out) {
for (int i = 0; i < debugIndent; i++) {
out.print(" ");
}
}
/** Output postscript header to PrintStream, including helper macros. */
private void Header() {
m_printstream.println("%!PS-Adobe-3.0 EPSF-3.0");
m_printstream.println(
"%%BoundingBox: 0 0 " + xScale(m_extent.width) + " " + yScale(m_extent.height));
m_printstream.println("%%CreationDate: " + Calendar.getInstance().getTime());
m_printstream.println("/Oval { % x y w h filled");
m_printstream.println("gsave");
m_printstream.println("/filled exch def /h exch def /w exch def /y exch def /x exch def");
m_printstream.println("x w 2 div add y h 2 div sub translate");
m_printstream.println("1 h w div scale");
m_printstream.println("filled {0 0 moveto} if");
m_printstream.println("0 0 w 2 div 0 360 arc");
m_printstream.println("filled {closepath fill} {stroke} ifelse grestore} bind def");
m_printstream.println("/Rect { % x y w h filled");
m_printstream.println("/filled exch def /h exch def /w exch def /y exch def /x exch def");
m_printstream.println("newpath ");
m_printstream.println("x y moveto");
m_printstream.println("w 0 rlineto");
m_printstream.println("0 h neg rlineto");
m_printstream.println("w neg 0 rlineto");
m_printstream.println("closepath");
m_printstream.println("filled {fill} {stroke} ifelse} bind def");
m_printstream.println("%%BeginProlog\n%%EndProlog");
m_printstream.println("%%Page 1 1");
setFont(null); // set to default
setColor(null); // set to default
setStroke(null); // set to default
}
/** Clone a PostscriptGraphics object */
public Graphics create() {
if (DEBUG) m_printstream.println("%create");
PostscriptGraphics psg = new PostscriptGraphics(this);
return (psg);
}
/**
* PS see http://astronomy.swin.edu.au/~pbourke/geomformats/postscript/ Java
* http://show.docjava.com:8086/book/cgij/doc/ip/graphics/SimpleImageFrame.java.html
*/
public boolean drawImage(
Image img, int x, int y, int width, int height, Color bgcolor, ImageObserver observer) {
try {
// get data from image
int[] pixels = new int[width * height];
PixelGrabber grabber = new PixelGrabber(img, 0, 0, width, height, pixels, 0, width);
grabber.grabPixels();
ColorModel model = ColorModel.getRGBdefault();
// print data to ps
m_printstream.println("gsave");
m_printstream.println(
xTransform(xScale(x)) + " " + (yTransform(yScale(y)) - yScale(height)) + " translate");
m_printstream.println(xScale(width) + " " + yScale(height) + " scale");
m_printstream.println(
width + " " + height + " " + "8" + " [" + width + " 0 0 " + (-height) + " 0 " + height
+ "]");
m_printstream.println("{<");
int index;
for (int i = 0; i < height; i++) {
for (int j = 0; j < width; j++) {
index = i * width + j;
m_printstream.print(toHex(model.getRed(pixels[index])));
m_printstream.print(toHex(model.getGreen(pixels[index])));
m_printstream.print(toHex(model.getBlue(pixels[index])));
}
m_printstream.println();
}
m_printstream.println(">}");
m_printstream.println("false 3 colorimage");
m_printstream.println("grestore");
return true;
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/** Finalizes output file. */
public void finished() {
m_printstream.flush();
}