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package org.openide.awt;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.lang.reflect.Constructor;
import java.util.List;
import java.util.Map;
import org.openide.util.Exceptions;
import org.openide.util.Lookup;
import org.openide.util.Lookup.Provider;

final class InjectorExactlyOne extends ContextAction.Performer<Object> {
    public InjectorExactlyOne(Map fo) {
        super(fo);
    }

    @Override
    public void actionPerformed(ActionEvent ev, List<? extends Object> data, Provider everything) {
        if (data.size() != 1) {
            return;
        }
        String clazz = (String) delegate.get("injectable"); // NOI18N
        String type = (String) delegate.get("type"); // NOI18N
        ClassLoader l = Lookup.getDefault().lookup(ClassLoader.class);
        if (l == null) {
            l = Thread.currentThread().getContextClassLoader();
        }
        if (l == null) {
            l = Actions.class.getClassLoader();
        }
        try {
            Class<?> typeC = Class.forName(type, true, l);
            Class<?> clazzC = Class.forName(clazz, true, l);
            Constructor c = clazzC.getConstructor(typeC);
            ActionListener action = (ActionListener) c.newInstance(data.get(0));
            action.actionPerformed(ev);
        } catch (Exception ex) {
                Exceptions.printStackTrace(ex);
        }
    }
}
