Helper class for setting selenium browser logging capabilities.

SeleniumBrowserLogHelper.java

package com.yourcompany.Utils;

import org.openqa.selenium.logging.LogType;
import org.openqa.selenium.logging.LoggingPreferences;
import org.openqa.selenium.remote.CapabilityType;
import org.openqa.selenium.remote.DesiredCapabilities;
import org.openqa.selenium.ie.InternetExplorerDriver;
import org.openqa.selenium.ie.InternetExplorerDriverLogLevel;


import java.rmi.UnexpectedException;
import java.util.logging.Level;

/**
 * Created by mehmetgerceker on 12/9/15.
 */
public class SeleniumBrowserLogHelper {
    public static void setLogCapabilities(DesiredCapabilities capabilities, Level logLevel)
            throws UnexpectedException{

        String browser = capabilities.getBrowserName();
        if (browser.contentEquals(DesiredCapabilities.firefox().getBrowserName()) ||
                browser.contentEquals(DesiredCapabilities.chrome().getBrowserName())){

            LoggingPreferences logPrefs = new LoggingPreferences();
            logPrefs.enable(LogType.BROWSER, logLevel);
            capabilities.setCapability(CapabilityType.LOGGING_PREFS, logPrefs);

        } else if(browser.contentEquals(DesiredCapabilities.operaBlink().getBrowserName()) ||
                browser.contentEquals(DesiredCapabilities.opera().getBrowserName())) {
            
            //Code below is not supported yet!
            //capabilities.setCapability("opera.logging.level", logLevel.getName());
            
            System.err.printf("Console log for browser: %s is not supported!\n", browser);

        } else if(browser.contentEquals(DesiredCapabilities.safari().getBrowserName())) {

            System.err.printf("Console log for browser: %s is not supported!\n", browser);

        } else if(browser.contentEquals(DesiredCapabilities.internetExplorer().getBrowserName())) {

            System.err.printf("Console log for browser: %s is not supported!\n", browser);

            //Code below not supported yet!
            /*InternetExplorerDriverLogLevel ieLogLevel;

            if (logLevel == Level.ALL){
                ieLogLevel = InternetExplorerDriverLogLevel.TRACE;
            } else if (logLevel == Level.INFO) {
                ieLogLevel = InternetExplorerDriverLogLevel.INFO;
            } else if (logLevel == Level.WARNING) {
                ieLogLevel = InternetExplorerDriverLogLevel.WARN;
            } else if (logLevel == Level.SEVERE) {
                ieLogLevel = InternetExplorerDriverLogLevel.ERROR;
            } else { //all else is debug
                ieLogLevel = InternetExplorerDriverLogLevel.DEBUG;
            }

            if (logLevel != Level.OFF) {
                capabilities.setCapability(InternetExplorerDriver.LOG_LEVEL, ieLogLevel);
            }*/

        } else if(browser.contentEquals(DesiredCapabilities.edge().getBrowserName())) {

            System.err.printf("Console log for browser: %s is not supported!\n", browser);

        } else {

            throw new UnexpectedException("Browser not valid!");

        }
    }
}