refactor source

wilayah-indonesia/src/main/java/wilayah/indonesia/Loader.java

@@ -0,0 +1,32 @@
+package wilayah.indonesia;
+
+import java.io.*;
+import org.apache.log4j.Logger;
+
+/**
+ * Created by yusuf on 24/10/16.
+ */
+public class Loader {
+
+    final static Logger logger = Logger.getLogger(Loader.class);
+    /**
+     * Load a file content to string using BufferedInputStream since it fast
+     * @param file
+     * @return
+     * @throws Exception
+     */
+    public static String read(String file) throws Exception {
+        final long start = System.currentTimeMillis();
+        final InputStream in = new BufferedInputStream(new FileInputStream(file));
+        int bytesRead = 0;
+        String line = "";
+        final byte[] buf = new byte[50130];
+        while ((bytesRead = in.read(buf)) != -1) {
+            line += new String(buf, 0, bytesRead);
+        }
+        in.close();
+
+        logger.debug("Load " + file + " took " + (System.currentTimeMillis() - start) + " ms");
+        return line;
+    }
+}

wilayah-indonesia/src/main/java/wilayah/indonesia/Location.java

@@ -0,0 +1,130 @@
+package wilayah.indonesia;
+
+import com.google.gson.Gson;
+import com.google.gson.reflect.TypeToken;
+import wilayah.indonesia.model.District;
+import wilayah.indonesia.model.Province;
+import wilayah.indonesia.model.Regency;
+import wilayah.indonesia.model.Village;
+import org.apache.log4j.Logger;
+
+import java.lang.reflect.Type;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Created by yusuf on 24/10/16.
+ */
+public class Location {
+
+    public enum TREE_LEVEL {
+        PROVINCE, REGENCY, DISTRICT, VILLAGE
+    }
+
+    final static Logger logger = Logger.getLogger(Location.class);
+
+    private static final Type PROVINCES = new TypeToken<List<Province>>() {}.getType();
+    private static final Type REGENCIES = new TypeToken<List<Regency>>() {}.getType();
+    private static final Type DISTRICT = new TypeToken<List<District>>() {}.getType();
+    private static final Type VILLAGE = new TypeToken<List<Village>>() {}.getType();
+
+    public static final Gson gson = new Gson();
+
+    public static List<Province> Provinces() throws Exception {
+        String provinces = Loader.read("./resources/list_of_area/provinces.json");
+        return gson.fromJson(provinces, PROVINCES);
+    }
+
+    public static List<Regency> Regencies() throws Exception {
+        String regencies = Loader.read("./resources/list_of_area/regencies.json");
+        return gson.fromJson(regencies, REGENCIES);
+    }
+
+    public static List<District> Districts() throws Exception {
+        String districts = Loader.read("./resources/list_of_area/districts.json");
+        return gson.fromJson(districts, DISTRICT);
+    }
+
+    public static List<Village> Villages() throws Exception {
+        String villages = Loader.read("./resources/list_of_area/villages.json");
+        return gson.fromJson(villages, VILLAGE);
+    }
+
+    public static List<Province> ProvinceTrees(TREE_LEVEL tree_level) throws Exception {
+        String provincesStr = "[{}]";
+        String regenciesStr = "[{}]";
+        String districtsStr = "[{}]";
+        String villagesStr = "[{}]";
+
+        switch (tree_level) {
+            case PROVINCE:
+                provincesStr = Loader.read("./resources/list_of_area/provinces.json");
+                break;
+
+            case REGENCY:
+                provincesStr = Loader.read("./resources/list_of_area/provinces.json");
+                regenciesStr = Loader.read("./resources/list_of_area/regencies.json");
+                break;
+
+            case DISTRICT:
+                provincesStr = Loader.read("./resources/list_of_area/provinces.json");
+                regenciesStr = Loader.read("./resources/list_of_area/regencies.json");
+                districtsStr = Loader.read("./resources/list_of_area/districts.json");
+                break;
+
+            case VILLAGE:
+                provincesStr = Loader.read("./resources/list_of_area/provinces.json");
+                regenciesStr = Loader.read("./resources/list_of_area/regencies.json");
+                districtsStr = Loader.read("./resources/list_of_area/districts.json");
+                villagesStr  = Loader.read("./resources/list_of_area/villages.json");
+                break;
+
+            default:
+                provincesStr = Loader.read("./resources/list_of_area/provinces.json");
+                break;
+        }
+
+
+        List<Province> provinces = gson.fromJson(provincesStr, PROVINCES);
+        List<Regency> regencies = gson.fromJson(regenciesStr, REGENCIES);
+        List<District> districts = gson.fromJson(districtsStr, DISTRICT);
+        List<Village> villages = gson.fromJson(villagesStr, VILLAGE);
+
+        final long start = System.currentTimeMillis();
+        List<Province> newProvinces = new ArrayList<>();
+        provinces.forEach(p -> {
+
+            List<Regency> newRegencies = new ArrayList<>();
+            regencies.forEach(r -> {
+                if(p.getId().equals( r.getProvince_id() )) {
+
+                    List<District> newDistricts = new ArrayList<>();
+                    districts.forEach(d -> {
+                        if(r.getId().equals( d.getRegency_id() )) {
+
+                            List<Village> newVillages = new ArrayList<>();
+                            villages.forEach(v -> {
+                                if(d.getId().equals( v.getDistrict_id() )) {
+                                    newVillages.add(v);
+                                }
+                            });
+
+                            d.setVillages(newVillages);
+                            newDistricts.add(d);
+                        }
+                    });
+
+                    r.setDistricts(newDistricts);
+                    newRegencies.add(r);
+                }
+            });
+
+            p.setRegencies(newRegencies);
+            newProvinces.add(p);
+        });
+
+        logger.debug("Mapping location tree dependency took " + (System.currentTimeMillis() - start) + " ms");
+        return newProvinces;
+    }
+
+}

wilayah-indonesia/src/main/java/wilayah/indonesia/model/District.java

@@ -0,0 +1,63 @@
+package wilayah.indonesia.model;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Created by yusuf on 24/10/16.
+ */
+public class District {
+    private String id;
+    private String regency_id;
+    private String name;
+    private String alt_name;
+    private Double latitude;
+    private Double longitude;
+    private List<Village> villages;
+
+    public String getId() { return id; }
+
+    public void setId(String id) { this.id = id; }
+
+    public String getRegency_id() { return regency_id; }
+
+    public void setRegency_id(String regency_id) { this.regency_id = regency_id; }
+
+    public String getName() { return name; }
+
+    public void setName(String name) { this.name = name; }
+
+    public String getAlt_name() { return alt_name; }
+
+    public void setAlt_name(String alt_name) { this.alt_name = alt_name; }
+
+    public Double getLatitude() {
+        return (latitude == null) ? 0 : latitude;
+    }
+
+    public void setLatitude(Double latitude) { this.latitude = latitude; }
+
+    public Double getLongitude() {
+        return (longitude == null) ? 0 : longitude;
+    }
+
+    public void setLongitude(Double longitude) { this.longitude = longitude; }
+
+    public List<Village> getVillages() {
+        return (villages != null) ? villages : new ArrayList<>();
+    }
+
+    public void setVillages(List<Village> villages) {
+        this.villages = villages;
+    }
+
+    public String toString() {
+        return "{id: " + getId().toString() +
+                ", regency_id: " + getRegency_id().toString() +
+                ", name: " + getName() +
+                ", alt_name: " + getAlt_name() +
+                ", latitude: " + getLatitude().toString() +
+                ", longitute: " + getLongitude().toString() +
+                "}";
+    }
+}

wilayah-indonesia/src/main/java/wilayah/indonesia/model/Province.java

@@ -0,0 +1,57 @@
+package wilayah.indonesia.model;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Created by yusuf on 24/10/16.
+ */
+public class Province {
+    private String id;
+    private String name;
+    private String alt_name;
+    private Double latitude;
+    private Double longitude;
+    private List<Regency> regencies;
+
+    public String getId() { return id; }
+
+    public void setId(String id) { this.id = id; }
+
+    public String getName() { return name; }
+
+    public void setName(String name) { this.name = name; }
+
+    public String getAlt_name() { return alt_name; }
+
+    public void setAlt_name(String alt_name) { this.alt_name = alt_name; }
+
+    public Double getLatitude() {
+        return (latitude == null) ? 0 : latitude;
+    }
+
+    public void setLatitude(Double latitude) { this.latitude = latitude; }
+
+    public Double getLongitude() {
+        return (longitude == null) ? 0 : longitude;
+    }
+
+    public void setLongitude(Double longitude) { this.longitude = longitude; }
+
+    public List<Regency> getRegencies() {
+        return (regencies != null) ? regencies : new ArrayList<>();
+    }
+
+    public void setRegencies(List<Regency> regencies) {
+        this.regencies = regencies;
+    }
+
+    public String toString() {
+        return "{id: " + getId().toString() +
+                ", name: " + getName() +
+                ", alt_name: " + getAlt_name() +
+                ", latitude: " + getLatitude().toString() +
+                ", longitute: " + getLongitude().toString() +
+                "}";
+    }
+}

wilayah-indonesia/src/main/java/wilayah/indonesia/model/Regency.java

@@ -0,0 +1,65 @@
+package wilayah.indonesia.model;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Created by yusuf on 24/10/16.
+ */
+public class Regency {
+
+    private String id;
+    private String province_id;
+    private String name;
+    private String alt_name;
+    private Double latitude;
+    private Double longitude;
+    private List<District> districts;
+
+    public String getId() { return id; }
+
+    public void setId(String id) { this.id = id; }
+
+    public String getProvince_id() { return province_id; }
+
+    public void setProvince_id(String province_id) { this.province_id = province_id; }
+
+    public String getName() { return name; }
+
+    public void setName(String name) { this.name = name; }
+
+    public String getAlt_name() { return alt_name; }
+
+    public void setAlt_name(String alt_name) { this.alt_name = alt_name; }
+
+    public Double getLatitude() {
+        return (latitude == null) ? 0 : latitude;
+    }
+
+    public void setLatitude(Double latitude) { this.latitude = latitude; }
+
+    public Double getLongitude() {
+        return (longitude == null) ? 0 : longitude;
+    }
+
+    public void setLongitude(Double longitude) { this.longitude = longitude; }
+
+    public List<District> getDistricts() {
+        return (districts != null) ? districts : new ArrayList<>();
+    }
+
+    public void setDistricts(List<District> districts) {
+        this.districts = districts;
+    }
+
+
+    public String toString() {
+        return "{id: " + getId().toString() +
+                ", province_id: " + getProvince_id().toString() +
+                ", name: " + getName() +
+                ", alt_name: " + getAlt_name() +
+                ", latitude: " + getLatitude().toString() +
+                ", longitute: " + getLongitude().toString() +
+                "}";
+    }
+}

wilayah-indonesia/src/main/java/wilayah/indonesia/model/Village.java

@@ -0,0 +1,46 @@
+package wilayah.indonesia.model;
+
+/**
+ * Created by yusuf on 24/10/16.
+ */
+public class Village {
+    private String id;
+    private String district_id;
+    private String name;
+    private String alt_name;
+    private Double latitude;
+    private Double longitude;
+
+    public String getId() { return id; }
+
+    public void setId(String id) { this.id = id; }
+
+    public String getDistrict_id() { return district_id; }
+
+    public void setDistrict_id(String district_id) { this.district_id = district_id; }
+
+    public String getName() { return name; }
+
+    public void setName(String name) { this.name = name; }
+
+    public Double getLatitude() {
+        return (latitude == null) ? 0 : latitude;
+    }
+
+    public void setLatitude(Double latitude) { this.latitude = latitude; }
+
+    public Double getLongitude() {
+        return (longitude == null) ? 0 : longitude;
+    }
+
+    public void setLongitude(Double longitude) { this.longitude = longitude; }
+
+    public String toString() {
+        return "{id: " + getId().toString() +
+                ", district_id: " + getDistrict_id() +
+                ", name: " + getName() +
+                ", latitude: " + getLatitude().toString() +
+                ", longitute: " + getLongitude().toString() +
+                "}";
+    }
+}