import org.openstreetmap.gui.jmapviewer.interfaces.JMapViewerEventListener; //导入依赖的package包/类
/**
 * Send an update to all objects registered with viewer
 *
 * @param evt event to dispatch
 */
private void fireJMVEvent(JMVCommandEvent evt) {
    Object[] listeners = evtListenerList.getListenerList();
    for (int i = 0; i < listeners.length; i += 2) {
        if (listeners[i] == JMapViewerEventListener.class) {
            ((JMapViewerEventListener) listeners[i + 1]).processCommand(evt);
        }
    }
}
 

import org.openstreetmap.gui.jmapviewer.interfaces.JMapViewerEventListener; //导入依赖的package包/类
/**
 * Send an update to all objects registered with viewer
 *
 * @param evt event to dispatch
 */
void fireJMVEvent(JMVCommandEvent evt) {
    Object[] listeners = listenerList.getListenerList();
    for (int i=0; i<listeners.length; i+=2) {
        if (listeners[i]==JMapViewerEventListener.class) {
            ((JMapViewerEventListener)listeners[i+1]).processCommand(evt);
        }
    }
}
 

import org.openstreetmap.gui.jmapviewer.interfaces.JMapViewerEventListener; //导入依赖的package包/类
/**
 * @param listener listener to set
 */
public void addJMVListener(JMapViewerEventListener listener) {
    evtListenerList.add(JMapViewerEventListener.class, listener);
}
 

import org.openstreetmap.gui.jmapviewer.interfaces.JMapViewerEventListener; //导入依赖的package包/类
/**
 * @param listener listener to remove
 */
public void removeJMVListener(JMapViewerEventListener listener) {
    evtListenerList.remove(JMapViewerEventListener.class, listener);
}
 

import org.openstreetmap.gui.jmapviewer.interfaces.JMapViewerEventListener; //导入依赖的package包/类
/**
 * @param listener listener to set
 */
public void addJMVListener(JMapViewerEventListener listener) {
    listenerList.add(JMapViewerEventListener.class, listener);
}
 

import org.openstreetmap.gui.jmapviewer.interfaces.JMapViewerEventListener; //导入依赖的package包/类
/**
 * @param listener listener to remove
 */
public void removeJMVListener(JMapViewerEventListener listener) {
    listenerList.remove(JMapViewerEventListener.class, listener);
}