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<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" lang="en"><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"/><link rel="stylesheet" href="../jacoco-resources/report.css" type="text/css"/><link rel="shortcut icon" href="../jacoco-resources/report.gif" type="image/gif"/><title>LogStream.java</title><link rel="stylesheet" href="../jacoco-resources/prettify.css" type="text/css"/><script type="text/javascript" src="../jacoco-resources/prettify.js"></script></head><body onload="window['PR_TAB_WIDTH']=4;prettyPrint()"><div class="breadcrumb" id="breadcrumb"><span class="info"><a href="../jacoco-sessions.html" class="el_session">Sessions</a></span><a href="../index.html" class="el_report">everge</a> > <a href="index.source.html" class="el_package">bjc.everge</a> > <span class="el_source">LogStream.java</span></div><h1>LogStream.java</h1><pre class="source lang-java linenums">package bjc.everge;
import java.io.*;
/**
* Simple class used for logging with various levels.
*
* @author Ben Culkin
*/
public class LogStream {
/**
* Log level for printing nothing.
*/
public static final int NOTHING = -1;
/**
* Log level for printing only fatal errors.
*/
public static final int FATAL = 0;
/**
* Log level for printing all errors.
*/
public static final int ERROR = 1;
/**
* Log level for printing warnings.
*/
public static final int WARN = 2;
/**
* Log level for printing info messages.
*/
public static final int INFO = 3;
/**
* Log level for printing debug messages.
*/
public static final int DEBUG = 4;
/**
* Log level for printing trace messages.
*/
public static final int TRACE = 5;
private int verbosity;
private PrintStream output;
/**
* Create a new log stream.
*
* Defaults to printing only fatal errors.
*
* @param out
* The output stream to place things into.
*/
<span class="fc" id="L58"> public LogStream(PrintStream out) {</span>
<span class="fc" id="L59"> output = out;</span>
<span class="fc" id="L60"> verbosity = FATAL;</span>
<span class="fc" id="L61"> }</span>
/**
* Create a new log stream.
*
* @param out
* The output stream to place things into.
* @param level
* The verbosity level. Use the constants in this class for the
* values.
*/
<span class="nc" id="L72"> public LogStream(PrintStream out, int level) {</span>
<span class="nc" id="L73"> output = out;</span>
<span class="nc" id="L74"> verbosity = level;</span>
<span class="nc" id="L75"> }</span>
/**
* Get the verbosity of the stream.
*
* @return The verbosity of the stream.
*/
public int verbosity() {
<span class="nc" id="L83"> return verbosity;</span>
}
/**
* Set the verbosity of the stream.
*
* @param verb
* The verbosity of the stream.
*/
public void verbosity(int verb) {
<span class="fc" id="L93"> verbosity = verb;</span>
<span class="fc" id="L94"> }</span>
/**
* Increment the verbosity of the stream.
*/
public void louder() {
<span class="fc" id="L100"> louder(1);</span>
<span class="fc" id="L101"> }</span>
/**
* Increase the verbosity of the stream by an amount.
*
* @param amt
* The amount to increase the verbosity by.
*/
public void louder(int amt) {
<span class="fc" id="L110"> verbosity += amt;</span>
<span class="fc" id="L111"> }</span>
/**
* Decrement the verbosity of the stream.
*/
public void quieter() {
<span class="nc" id="L117"> quieter(1);</span>
<span class="nc" id="L118"> }</span>
/**
* Decrease the verbosity of the stream by an amount.
*
* @param amt
* The amount to decrease the verbosity by.
*/
public void quieter(int amt) {
<span class="nc" id="L127"> verbosity -= amt;</span>
<span class="nc" id="L128"> }</span>
/**
* Print a message that will always be visible.
*
* @param msg
* The message to print.
*/
public void print(String msg) {
<span class="nc" id="L137"> output.print(msg);</span>
<span class="nc" id="L138"> }</span>
/**
* Print a formatted message that will always be visible.
*
* @param msg
* The format string for the message to print.
*
* @param args
* The arguments to the format string.
*/
public void printf(String msg, Object... args) {
<span class="fc" id="L150"> output.printf(msg, args);</span>
<span class="fc" id="L151"> }</span>
/**
* Print a message at a given verbosity level.
*
* @param lvl
* The verbosity level.
* @param msg
* The message to print.
*/
public void message(int lvl, String msg) {
<span class="nc bnc" id="L162" title="All 2 branches missed."> if (verbosity >= lvl) {</span>
<span class="nc" id="L163"> output.print(msg);</span>
}
<span class="nc" id="L165"> }</span>
/**
* Print a formatted message at a given verbosity level.
*
* @param lvl
* The verbosity level.
* @param msg
* The message to print.
* @param args
* The arguments to the message.
*/
public void messagef(int lvl, String msg, Object... args) {
<span class="fc bfc" id="L178" title="All 2 branches covered."> if (verbosity >= lvl) {</span>
<span class="fc" id="L179"> output.printf(msg, args);</span>
}
<span class="fc" id="L181"> }</span>
/**
* Emit a fatal error message.
*
* @param msg
* The message to emit.
*/
public void fatal(String msg) {
<span class="nc" id="L190"> message(FATAL, msg);</span>
<span class="nc" id="L191"> }</span>
/**
* Emit a formatted fatal error message.
*
* @param msg
* The message to emit.
* @param args
* The arguments to the message.
*/
public void fatalf(String msg, Object... args) {
<span class="nc" id="L202"> messagef(FATAL, msg, args);</span>
<span class="nc" id="L203"> }</span>
/**
* Emit a normal error message.
*
* @param msg
* The message to emit.
*/
public void error(String msg) {
<span class="nc" id="L212"> message(ERROR, msg);</span>
<span class="nc" id="L213"> }</span>
/**
* Emit a formatted normal error message.
*
* @param msg
* The message to emit.
* @param args
* The arguments to the message.
*/
public void errorf(String msg, Object... args) {
<span class="nc" id="L224"> messagef(ERROR, msg, args);</span>
<span class="nc" id="L225"> }</span>
/**
* Emit a warning message.
*
* @param msg
* The message to emit.
*/
public void warn(String msg) {
<span class="nc" id="L234"> message(WARN, msg);</span>
<span class="nc" id="L235"> }</span>
/**
* Emit a formatted warning message.
*
* @param msg
* The message to emit.
* @param args
* The arguments to the message.
*/
public void warnf(String msg, Object... args) {
<span class="nc" id="L246"> messagef(WARN, msg, args);</span>
<span class="nc" id="L247"> }</span>
/**
* Emit an info message.
*
* @param msg
* The message to emit.
*/
public void info(String msg) {
<span class="nc" id="L256"> message(INFO, msg);</span>
<span class="nc" id="L257"> }</span>
/**
* Emit a formatted info message.
*
* @param msg
* The message to emit.
* @param args
* The arguments to the message.
*/
public void infof(String msg, Object... args) {
<span class="fc" id="L268"> messagef(INFO, msg, args);</span>
<span class="fc" id="L269"> }</span>
/**
* Emit a debug message.
*
* @param msg
* The message to emit.
*/
public void debug(String msg) {
<span class="nc" id="L278"> message(DEBUG, msg);</span>
<span class="nc" id="L279"> }</span>
/**
* Emit a formatted debug message.
*
* @param msg
* The message to emit.
* @param args
* The arguments to the message.
*/
public void debugf(String msg, Object... args) {
<span class="nc" id="L290"> messagef(DEBUG, msg, args);</span>
<span class="nc" id="L291"> }</span>
/**
* Emit a tracing message.
*
* @param msg
* The message to emit.
*/
public void trace(String msg) {
<span class="nc" id="L300"> message(TRACE, msg);</span>
<span class="nc" id="L301"> }</span>
/**
* Emit a formatted tracing message.
*
* @param msg
* The message to emit.
* @param args
* The arguments to the message.
*/
public void tracef(String msg, Object... args) {
<span class="fc" id="L312"> messagef(TRACE, msg, args);</span>
<span class="fc" id="L313"> }</span>
}
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