Colors can be definitively turned off in constructor v_0
authorFrantišek Kučera <franta-hg@frantovo.cz>
Sat, 04 Jan 2014 19:38:20 +0100
branchv_0
changeset 1262357a9d08660
parent 125 46eb1925f2bb
child 127 d63de8a0a61f
Colors can be definitively turned off in constructor
java/sql-dk/src/info/globalcode/sql/dk/ColorfulPrintWriter.java
     1.1 --- a/java/sql-dk/src/info/globalcode/sql/dk/ColorfulPrintWriter.java	Sat Jan 04 15:11:49 2014 +0100
     1.2 +++ b/java/sql-dk/src/info/globalcode/sql/dk/ColorfulPrintWriter.java	Sat Jan 04 19:38:20 2014 +0100
     1.3 @@ -77,6 +77,7 @@
     1.4  			return code;
     1.5  		}
     1.6  	}
     1.7 +	private final boolean COLOR_ENABLED;
     1.8  	private boolean colorful = true;
     1.9  
    1.10  	public void setStyle(TerminalStyle style) {
    1.11 @@ -264,7 +265,7 @@
    1.12  	}
    1.13  
    1.14  	private void printCodes(int... codes) {
    1.15 -		if (colorful) {
    1.16 +		if (COLOR_ENABLED && colorful) {
    1.17  			print("\033[");
    1.18  			for (int i = 0; i < codes.length; i++) {
    1.19  				print(codes[i]);
    1.20 @@ -276,43 +277,78 @@
    1.21  		}
    1.22  	}
    1.23  
    1.24 +	/**
    1.25 +	 * Colors can be switched on/off during usage of this writer.
    1.26 +	 *
    1.27 +	 * @return whether colors are currently turned on
    1.28 +	 * @see #isColorEnabled()
    1.29 +	 */
    1.30  	public boolean isColorful() {
    1.31  		return colorful;
    1.32  	}
    1.33  
    1.34 +	/**
    1.35 +	 * Collors might be definitively disabled in constructor. If not, they can be turned on/off
    1.36 +	 * during usage of this writer by {@linkplain #setColorful(boolean)}
    1.37 +	 *
    1.38 +	 * @return whether colors are allowed for this instance of this class
    1.39 +	 * @see #isColorful()
    1.40 +	 */
    1.41 +	public boolean isColorEnabled() {
    1.42 +		return COLOR_ENABLED;
    1.43 +	}
    1.44 +
    1.45 +	/**
    1.46 +	 * @see #isColorful()
    1.47 +	 * @see #isColorEnabled()
    1.48 +	 */
    1.49  	public void setColorful(boolean colorful) {
    1.50  		this.colorful = colorful;
    1.51  	}
    1.52  
    1.53  	public ColorfulPrintWriter(File file) throws FileNotFoundException {
    1.54  		super(file);
    1.55 +		COLOR_ENABLED = true;
    1.56  	}
    1.57  
    1.58  	public ColorfulPrintWriter(OutputStream out) {
    1.59  		super(out);
    1.60 +		COLOR_ENABLED = true;
    1.61  	}
    1.62  
    1.63  	public ColorfulPrintWriter(String fileName) throws FileNotFoundException {
    1.64  		super(fileName);
    1.65 +		COLOR_ENABLED = true;
    1.66  	}
    1.67  
    1.68  	public ColorfulPrintWriter(Writer out) {
    1.69  		super(out);
    1.70 +		COLOR_ENABLED = true;
    1.71  	}
    1.72  
    1.73  	public ColorfulPrintWriter(File file, String csn) throws FileNotFoundException, UnsupportedEncodingException {
    1.74  		super(file, csn);
    1.75 +		COLOR_ENABLED = true;
    1.76  	}
    1.77  
    1.78 -	public ColorfulPrintWriter(OutputStream out, boolean autoFlush) {
    1.79 +	/**
    1.80 +	 * @param colorEnabled colors might be definitively disabled by this option – this might be more
    1.81 +	 * optimalizable than dynamic turning off colors by {@linkplain #setColorful(boolean)} which is
    1.82 +	 * not definitive (colors can be turned on during live of this instance). This might be useful
    1.83 +	 * if you need an instance of this class but don't need colors at all.
    1.84 +	 */
    1.85 +	public ColorfulPrintWriter(OutputStream out, boolean autoFlush, boolean colorEnabled) {
    1.86  		super(out, autoFlush);
    1.87 +		COLOR_ENABLED = colorEnabled;
    1.88  	}
    1.89  
    1.90  	public ColorfulPrintWriter(String fileName, String csn) throws FileNotFoundException, UnsupportedEncodingException {
    1.91  		super(fileName, csn);
    1.92 +		COLOR_ENABLED = true;
    1.93  	}
    1.94  
    1.95  	public ColorfulPrintWriter(Writer out, boolean autoFlush) {
    1.96  		super(out, autoFlush);
    1.97 +		COLOR_ENABLED = true;
    1.98  	}
    1.99  }