java/sql-dk/src/info/globalcode/sql/dk/ColorfulPrintWriter.java
author František Kučera <franta-hg@frantovo.cz>
Mon, 23 Dec 2013 11:50:24 +0100
branchv_0
changeset 37 9e6f8e5d5f98
parent 31 ef2fdb55e8ec
child 40 a9db7fb3ce65
permissions -rw-r--r--
support SQL commands returning more ResultSets + remove COMMAND_TYPE (type is now derived from result returned from SQL – it is not needed to specify the type on CLI)
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/**
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 * SQL-DK
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 * Copyright © 2013 František Kučera (frantovo.cz)
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 *
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 * This program is free software: you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation, either version 3 of the License, or
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 * (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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 */
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package info.globalcode.sql.dk;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.OutputStream;
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import java.io.PrintWriter;
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import java.io.UnsupportedEncodingException;
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import java.io.Writer;
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import java.util.EnumSet;
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/**
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 *
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 * @author Ing. František Kučera (frantovo.cz)
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 */
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public class ColorfulPrintWriter extends PrintWriter {
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	public enum TerminalColor {
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		Black(30, 40),
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		Red(31, 41),
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		Green(32, 42),
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		Yellow(33, 43),
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		Blue(34, 44),
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		Magenta(35, 45),
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		Cyan(36, 46),
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		White(37, 47);
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		private final int foregroundCode;
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		private final int backgroundCode;
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		private TerminalColor(int foregroundCode, int backgroundCode) {
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			this.foregroundCode = foregroundCode;
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			this.backgroundCode = backgroundCode;
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		}
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		public int getForegroundCode() {
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			return foregroundCode;
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		}
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		public int getBackgroundCode() {
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			return backgroundCode;
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		}
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	}
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	public enum TerminalStyle {
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		Reset(0),
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		Bright(1),
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		Dim(2),
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		Underscore(4),
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		Blink(5),
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		Reverse(7),
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		Hidden(8);
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		private int code;
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		private TerminalStyle(int code) {
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			this.code = code;
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		}
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		public int getCode() {
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			return code;
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		}
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	}
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	private boolean colorful = true;
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	public void setStyle(EnumSet<TerminalStyle> styles) {
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		printCodes(getStyleCodes(styles));
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	}
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	private static int[] getStyleCodes(EnumSet<TerminalStyle> styles) {
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		int[] array = new int[styles.size()];
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		int i = 0;
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		for (TerminalStyle s : styles) {
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			array[i++] = s.getCode();
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		}
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		return array;
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	}
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	public void setForegroundColor(TerminalColor color) {
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		printCodes(color.getForegroundCode());
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	}
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	public void setBackgroundColor(TerminalColor color) {
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		printCodes(color.getBackgroundCode());
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	}
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	public void print(TerminalColor foregroundColor, String string) {
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		setForegroundColor(foregroundColor);
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		print(string);
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		resetAll();
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	}
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	public void println(TerminalColor foregroundColor, String string) {
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		print(foregroundColor, string);
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		println();
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	}
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	public void print(TerminalColor foregroundColor, TerminalColor backgroundColor, String string) {
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		setForegroundColor(foregroundColor);
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		setBackgroundColor(backgroundColor);
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		print(string);
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		resetAll();
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	}
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	public void println(TerminalColor foregroundColor, TerminalColor backgroundColor, String string) {
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		print(foregroundColor, backgroundColor, string);
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		println();
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	}
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	public void print(TerminalColor foregroundColor, TerminalColor backgroundColor, EnumSet<TerminalStyle> styles, String string) {
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		setForegroundColor(foregroundColor);
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		setBackgroundColor(backgroundColor);
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		setStyle(styles);
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		print(string);
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		resetAll();
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	}
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	public void println(TerminalColor foregroundColor, TerminalColor backgroundColor, EnumSet<TerminalStyle> styles, String string) {
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		print(foregroundColor, backgroundColor, styles, string);
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		println();
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	}
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	public void print(TerminalColor foregroundColor, TerminalColor backgroundColor, TerminalStyle style, String string) {
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		print(foregroundColor, backgroundColor, EnumSet.of(style), string);
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	}
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	public void println(TerminalColor foregroundColor, TerminalColor backgroundColor, TerminalStyle style, String string) {
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		print(foregroundColor, backgroundColor, style, string);
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		println();
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	}
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	public void print(TerminalColor foregroundColor, EnumSet<TerminalStyle> styles, String string) {
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		setForegroundColor(foregroundColor);
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		setStyle(styles);
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		print(string);
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		resetAll();
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	}
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	public void println(TerminalColor foregroundColor, EnumSet<TerminalStyle> styles, String string) {
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		print(foregroundColor, styles, string);
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		println();
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	}
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	public void print(TerminalColor foregroundColor, TerminalStyle style, String string) {
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		print(foregroundColor, EnumSet.of(style), string);
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	}
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	public void println(TerminalColor foregroundColor, TerminalStyle style, String string) {
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		print(foregroundColor, style, string);
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		println();
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	}
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	public void print(EnumSet<TerminalStyle> styles, String string) {
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		setStyle(styles);
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		print(string);
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		resetAll();
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	}
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	public void println(EnumSet<TerminalStyle> styles, String string) {
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		print(styles, string);
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		println();
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	}
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	public void print(TerminalStyle style, String string) {
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		print(EnumSet.of(style), string);
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	}
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	public void println(TerminalStyle style, String string) {
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		print(style, string);
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		println();
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	}
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	public void resetAll() {
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		printCodes(0);
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	}
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	private void printCodes(int... codes) {
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		if (colorful) {
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			print("\033[");
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			for (int i = 0; i < codes.length; i++) {
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				print(codes[i]);
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				if (i < codes.length - 1 && codes.length > 1) {
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					print(";");
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				}
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			}
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			print("m");
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		}
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	}
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	public boolean isColorful() {
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		return colorful;
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	}
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	public void setColorful(boolean colorful) {
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		this.colorful = colorful;
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	}
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	public ColorfulPrintWriter(File file) throws FileNotFoundException {
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		super(file);
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	}
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	public ColorfulPrintWriter(OutputStream out) {
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		super(out);
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	}
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	public ColorfulPrintWriter(String fileName) throws FileNotFoundException {
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		super(fileName);
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	}
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	public ColorfulPrintWriter(Writer out) {
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		super(out);
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	}
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	public ColorfulPrintWriter(File file, String csn) throws FileNotFoundException, UnsupportedEncodingException {
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		super(file, csn);
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	}
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	public ColorfulPrintWriter(OutputStream out, boolean autoFlush) {
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		super(out, autoFlush);
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	}
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	public ColorfulPrintWriter(String fileName, String csn) throws FileNotFoundException, UnsupportedEncodingException {
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		super(fileName, csn);
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	}
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	public ColorfulPrintWriter(Writer out, boolean autoFlush) {
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		super(out, autoFlush);
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	}
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}