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MethodNameFormatterFactory.java

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package org.netbeans.lib.profiler.utils.formatting;

import org.netbeans.lib.profiler.marker.Mark;
import java.util.HashMap;
import java.util.Map;


/**
 *
 * @author Jaroslav Bachorik
 */
00052 public class MethodNameFormatterFactory {
    //~ Static fields/initializers -----------------------------------------------------------------------------------------------

    private static MethodNameFormatterFactory instance;

    //~ Instance fields ----------------------------------------------------------------------------------------------------------

    // maps the method marks to appropriate formatters
    // @GuardedBy this
    private final Map formatterMap;
    private MethodNameFormatter defaultFormatter;

    //~ Constructors -------------------------------------------------------------------------------------------------------------

    /**
     * Creates a new instance of MethodNameFormatterFactory
     */
00069     private MethodNameFormatterFactory() {
        formatterMap = new HashMap();
    }

    private MethodNameFormatterFactory(MethodNameFormatterFactory template) {
        formatterMap = template.formatterMap;
    }

    //~ Methods ------------------------------------------------------------------------------------------------------------------

    public static synchronized MethodNameFormatterFactory getDefault() {
        if (instance == null) {
            instance = new MethodNameFormatterFactory();
            instance.defaultFormatter = new DefaultMethodNameFormatter();
        }

        return instance;
    }

    public static synchronized MethodNameFormatterFactory getDefault(MethodNameFormatter defaultFormatter) {
        MethodNameFormatterFactory factory = new MethodNameFormatterFactory(getDefault());
        factory.defaultFormatter = defaultFormatter;

        return factory;
    }

    public MethodNameFormatter getFormatter() {
        return defaultFormatter;
    }

    public synchronized MethodNameFormatter getFormatter(Mark mark) {
        if ((mark == null) || mark.isDefault()) {
            return defaultFormatter;
        }

        MethodNameFormatter formatter = (MethodNameFormatter) formatterMap.get(mark);

        if (formatter == null) {
            return defaultFormatter;
        }

        return formatter;
    }

    public synchronized void registerFormatter(Mark mark, MethodNameFormatter formatter) {
        formatterMap.put(mark, formatter);
    }
}

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