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-rw-r--r--src/org/traccar/Context.java7
-rw-r--r--src/org/traccar/geocode/GisgraphyReverseGeocoder.java6
-rw-r--r--src/org/traccar/geocode/GoogleReverseGeocoder.java6
-rw-r--r--src/org/traccar/geocode/JsonReverseGeocoder.java29
-rw-r--r--src/org/traccar/geocode/NominatimReverseGeocoder.java6
5 files changed, 42 insertions, 12 deletions
diff --git a/src/org/traccar/Context.java b/src/org/traccar/Context.java
index 7b364d799..a25f2f65e 100644
--- a/src/org/traccar/Context.java
+++ b/src/org/traccar/Context.java
@@ -109,15 +109,16 @@ public class Context {
if (config.getBoolean("geocoder.enable")) {
String type = config.getString("geocoder.type", "google");
String url = config.getString("geocoder.url");
+ int cacheSize = config.getInteger("geocoder.cacheSize");
switch (type) {
case "google":
- reverseGeocoder = new GoogleReverseGeocoder();
+ reverseGeocoder = new GoogleReverseGeocoder(cacheSize);
break;
case "nominatim":
- reverseGeocoder = new NominatimReverseGeocoder(url);
+ reverseGeocoder = new NominatimReverseGeocoder(url, cacheSize);
break;
case "gisgraphy":
- reverseGeocoder = new GisgraphyReverseGeocoder(url);
+ reverseGeocoder = new GisgraphyReverseGeocoder(url, cacheSize);
break;
}
}
diff --git a/src/org/traccar/geocode/GisgraphyReverseGeocoder.java b/src/org/traccar/geocode/GisgraphyReverseGeocoder.java
index 392a11e66..6e0e5a343 100644
--- a/src/org/traccar/geocode/GisgraphyReverseGeocoder.java
+++ b/src/org/traccar/geocode/GisgraphyReverseGeocoder.java
@@ -26,11 +26,11 @@ import java.net.URLConnection;
public class GisgraphyReverseGeocoder extends JsonReverseGeocoder {
public GisgraphyReverseGeocoder() {
- this("http://services.gisgraphy.com/street/streetsearch");
+ this("http://services.gisgraphy.com/street/streetsearch", 0);
}
- public GisgraphyReverseGeocoder(String url) {
- super(url + "?format=json&lat=%f&lng=%f&from=1&to=1");
+ public GisgraphyReverseGeocoder(String url, int cacheSize) {
+ super(url + "?format=json&lat=%f&lng=%f&from=1&to=1", cacheSize);
}
@Override
diff --git a/src/org/traccar/geocode/GoogleReverseGeocoder.java b/src/org/traccar/geocode/GoogleReverseGeocoder.java
index c37d4188f..667436cbe 100644
--- a/src/org/traccar/geocode/GoogleReverseGeocoder.java
+++ b/src/org/traccar/geocode/GoogleReverseGeocoder.java
@@ -22,7 +22,11 @@ import javax.json.JsonString;
public class GoogleReverseGeocoder extends JsonReverseGeocoder {
public GoogleReverseGeocoder() {
- super("http://maps.googleapis.com/maps/api/geocode/json?latlng=%f,%f");
+ this(0);
+ }
+
+ public GoogleReverseGeocoder(int cacheSize) {
+ super("http://maps.googleapis.com/maps/api/geocode/json?latlng=%f,%f", cacheSize);
}
@Override
diff --git a/src/org/traccar/geocode/JsonReverseGeocoder.java b/src/org/traccar/geocode/JsonReverseGeocoder.java
index c43641245..442b8551c 100644
--- a/src/org/traccar/geocode/JsonReverseGeocoder.java
+++ b/src/org/traccar/geocode/JsonReverseGeocoder.java
@@ -25,18 +25,37 @@ import java.io.Reader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
+import java.util.AbstractMap;
+import java.util.LinkedHashMap;
+import java.util.Map;
public abstract class JsonReverseGeocoder implements ReverseGeocoder {
private final String url;
- public JsonReverseGeocoder(String url) {
+ private Map<Map.Entry<Double, Double>, String> cache;
+
+ public JsonReverseGeocoder(String url, final int cacheSize) {
this.url = url;
+ if (cacheSize > 0) {
+ this.cache = new LinkedHashMap<Map.Entry<Double, Double>, String>() {
+ protected boolean removeEldestEntry(Map.Entry eldest) {
+ return size() > cacheSize;
+ }
+ };
+ }
}
@Override
public String getAddress(AddressFormat format, double latitude, double longitude) {
+ if (cache != null) {
+ String cachedAddress = cache.get(new AbstractMap.SimpleImmutableEntry<>(latitude, longitude));
+ if (cachedAddress != null) {
+ return cachedAddress;
+ }
+ }
+
try {
HttpURLConnection conn = (HttpURLConnection) new URL(String.format(url, latitude, longitude)).openConnection();
conn.setRequestProperty("Connection", "close"); // don't keep-alive connections
@@ -46,7 +65,13 @@ public abstract class JsonReverseGeocoder implements ReverseGeocoder {
Address address = parseAddress(reader.readObject());
while (streamReader.read() > 0); // make sure we reached the end
if (address != null) {
- return format.format(address);
+ String formattedAddress = format.format(address);
+
+ if (cache != null) {
+ cache.put(new AbstractMap.SimpleImmutableEntry<>(latitude, longitude), formattedAddress);
+ }
+
+ return formattedAddress;
}
}
} finally {
diff --git a/src/org/traccar/geocode/NominatimReverseGeocoder.java b/src/org/traccar/geocode/NominatimReverseGeocoder.java
index 27c241c66..96c9a993d 100644
--- a/src/org/traccar/geocode/NominatimReverseGeocoder.java
+++ b/src/org/traccar/geocode/NominatimReverseGeocoder.java
@@ -30,11 +30,11 @@ import org.w3c.dom.Document;
public class NominatimReverseGeocoder extends JsonReverseGeocoder {
public NominatimReverseGeocoder() {
- this("http://nominatim.openstreetmap.org/reverse");
+ this("http://nominatim.openstreetmap.org/reverse", 0);
}
- public NominatimReverseGeocoder(String url) {
- super(url + "?format=json&lat=%f&lon=%f&zoom=18&addressdetails=1");
+ public NominatimReverseGeocoder(String url, int cacheSize) {
+ super(url + "?format=json&lat=%f&lon=%f&zoom=18&addressdetails=1", cacheSize);
}
@Override