public static void main(String[] args) {
if (args.length == 0) {
System.out.println("Usage: java -jar geolocgen.jar [PATH_TO_ZOOM_9_TILES_DIR]");
return;
}
String MAP_DIR = args[0];
DataOutputStream os = null;
try {
File lf = new File(LOOKUP_FILE);
if (!lf.exists()) lf.createNewFile();
os = new DataOutputStream(new FileOutputStream(lf.getAbsoluteFile()));
File[] files = new File(MAP_DIR).listFiles();
for (File file : files) {
if (file.isFile()) {
// ignore wget duplicates (e.g .png.1)
String fileName = file.getName();
if (fileName.charAt(fileName.length() - 1) != 'g') continue;
BufferedImage img = null;
try {
img = ImageIO.read(file);
} catch (IOException e) {
System.err.println("Cannot read map tile.");
e.printStackTrace();
}
img = Geoloc.preprocessMapTile(img);
MapTileData mtd = Geoloc.getHash(img);
if (mtd.weight != 0) {
os.writeShort(mtd.weight);
os.writeLong(mtd.hash);
String[] coords = fileName.substring(0, fileName.length() - 4).split("_");
os.writeShort(Short.valueOf(coords[0]));
os.writeShort(Short.valueOf(coords[1]));
}
}
}
} catch (IOException e) {
System.err.println("Failed to write lookup file.");
e.printStackTrace();
} finally {
try {
os.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
/**
* Write parcelable object
*
* @param dest The Parcel in which the object should be written
* @param flags Additional flags about how the object should be written
*/
public void writeToParcel(Parcel dest, int flags) {
dest.writeLong(timestamp);
dest.writeString(status);
dest.writeString(freetext);
if (favoriteLink != null) {
dest.writeByte((byte) 1);
favoriteLink.writeToParcel(dest, flags);
} else {
dest.writeByte((byte) 0);
}
if (photo != null) {
dest.writeByte((byte) 1);
photo.writeToParcel(dest, flags);
} else {
dest.writeByte((byte) 0);
}
if (geoloc != null) {
dest.writeByte((byte) 1);
geoloc.writeToParcel(dest, flags);
} else {
dest.writeByte((byte) 0);
}
}
/**
* Returns a string representation of the object
*
* @return String
*/
public String toString() {
String result =
"- Timestamp: "
+ timestamp
+ "\n"
+ "- Status: "
+ status
+ "\n"
+ "- Freetext: "
+ freetext
+ "\n";
if (favoriteLink != null) {
result += "- Favorite link: " + favoriteLink.toString() + "\n";
}
if (photo != null) {
result += "- Photo-icon: " + photo.toString() + "\n";
}
if (geoloc != null) {
result += "- Geoloc: " + geoloc.toString() + "\n";
}
return result;
}
