Android How to - Get Address from latitude and longitude

• Back to Address  ↑

Question

We would like to know how to get Address from latitude and longitude.

Answer

/*from  w  w w  .  jav a2 s  .c  o  m*/
/*******************************************************************************
 * Copyright (c) 2010 Denis Solonenko.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Public License v2.0
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * 
 * Contributors:
 *     Denis Solonenko - initial API and implementation
 ******************************************************************************/


import java.io.IOException;
import java.util.List;

import android.content.Context;
import android.location.Address;
import android.location.Geocoder;
import android.util.Log;

class AddressGeocoder {
    
    private final Geocoder geocoder;
    public Exception lastException;

    public AddressGeocoder(Context context) {
        this.geocoder = new Geocoder(context); 
    }

    public String resolveAddressFromLocation(double latitude, double longitude) {
        try {
            lastException = null;
            List<Address> results = geocoder.getFromLocation(latitude, longitude, 1);
            if (results.size() > 0) {
                Address address = results.get(0);
                return addressToString(address);
            }
        } catch (IOException e) {
            lastException = e;
            Log.e("Geocoder", "Problem using geocoder", e);            
        }       
        return null;
    }

    public static String addressToString(Address address) {
        StringBuilder sb = new StringBuilder();
        int max = address.getMaxAddressLineIndex();
        for (int i = max; i >= 0; i--) {
            String line = address.getAddressLine(i);
            if (i < max) {
                sb.append(", ");                    
            }
            sb.append(line);
        }
        return sb.toString();
    }
    
}

• Back to Address  ↑