001package org.slf4j.simple;
002
003import org.slf4j.ILoggerFactory;
004import org.slf4j.IMarkerFactory;
005import org.slf4j.helpers.BasicMarkerFactory;
006import org.slf4j.helpers.NOPMDCAdapter;
007import org.slf4j.spi.MDCAdapter;
008import org.slf4j.spi.SLF4JServiceProvider;
009
010public class SimpleServiceProvider implements SLF4JServiceProvider {
011
012    /**
013     * Declare the version of the SLF4J API this implementation is compiled against. 
014     * The value of this field is modified with each major release. 
015     */
016    // to avoid constant folding by the compiler, this field must *not* be final
017    public static String REQUESTED_API_VERSION = "2.0.99"; // !final
018
019    private ILoggerFactory loggerFactory;
020    private IMarkerFactory markerFactory;
021    private MDCAdapter mdcAdapter;
022
023    public ILoggerFactory getLoggerFactory() {
024        return loggerFactory;
025    }
026
027    @Override
028    public IMarkerFactory getMarkerFactory() {
029        return markerFactory;
030    }
031
032    @Override
033    public MDCAdapter getMDCAdapter() {
034        return mdcAdapter;
035    }
036
037    @Override
038    public String getRequestedApiVersion() {
039        return REQUESTED_API_VERSION;
040    }
041
042    @Override
043    public void initialize() {
044
045        loggerFactory = new SimpleLoggerFactory();
046        markerFactory = new BasicMarkerFactory();
047        mdcAdapter = new NOPMDCAdapter();
048    }
049
050}