http://bywords.tistory.com/entry/Android%EA%B5%AC%EA%B8%80%EB%A7%B5%EC%97%90-%EB%A7%88%EC%BB%A4-%ED%91%9C%EC%8B%9C%ED%95%98%EA%B3%A0-%EC%9D%B4%EB%B2%A4%ED%8A%B8-%EC%84%A4%EC%A0%95%ED%95%98%EA%B8%B0

위 사이트를 참고했다.

패키지명 아래에 클래스 네임으로 자바파일을 걍 만들면 된다.

package com.paxmodept.test;

import java.util.ArrayList;

import android.content.Context;

import android.graphics.drawable.Drawable;

import android.widget.Toast;

import com.google.android.maps.ItemizedOverlay;

import com.google.android.maps.OverlayItem;

public class mapItemizedOverlay extends ItemizedOverlay {

    private Context mContext;

    private ArrayList<OverlayItem> mOverlays 

= new ArrayList<OverlayItem>();

    

    public mapItemizedOverlay(Drawable defaultMarker, Context context) {

        super(boundCenterBottom(defaultMarker));

        // TODO Auto-generated constructor stub

        mContext = context;

    }

    @Override

    protected OverlayItem createItem(int i) {

        // TODO Auto-generated method stub

        return mOverlays.get(i);

    }

    @Override

    public int size() {

        // TODO Auto-generated method stub

        return mOverlays.size();

    }

    public void addOverlay(OverlayItem overlay)

    {

        mOverlays.add(overlay);

        populate();

    }

    @Override

    protected boolean onTap(int index) {

        OverlayItem item = mOverlays.get(index);

        Toast.makeText

(mContext, item.getSnippet(), Toast.LENGTH_LONG).show();

        return true;

    }

    

}

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