clear error-prone codes

src/main/java/com/skt/ehs/mbs/fpbuilder/blefpbuilder/BLEFpBuilder.java

@@ -21,39 +21,40 @@ public class BLEFpBuilder {
     public static final int SAMPLE_BUILDING_ID = 1;
     public static final int SAMPLE_FLOOR_ID = 1;
 
-    BLE_Floor mFloor;
+    BLE_Floor bFloor;
 
     public BLEFpBuilder(int M, int N, int sizeOfCell) {
-        mFloor = new BLE_Floor(M,N,sizeOfCell);
+
+        bFloor = new BLE_Floor(M,N,sizeOfCell);
     }
 
     public void LoadCellID() {
-        for (int x = 1 ; x <= mFloor.getM(); x++) {
+        for (int x = 1 ; x <= bFloor.getM(); x++) {
 
             int id = 0;
             int id_x = 1000 * x;
-            for (int y = 1; y <= mFloor.getN(); y++) {
+            for (int y = 1; y <= bFloor.getN(); y++) {
                 id = id_x + y;
                 _ble_cell bleCell= new _ble_cell(id);
-                mFloor.setCell(x-1,y-1,bleCell);
+                bFloor.setCell(x-1,y-1,bleCell);
             }
         }
-        mFloor.showCellID();
+        bFloor.showCellID();
     }
 
     public void LoadCellLocation() {
         int location_x = 0;
         int location_y = 0;
-        int cell_size = mFloor.getBle_cell_size();
+        int cell_size = bFloor.getBle_cell_size();
 
-        for (int x = 1 ; x <= mFloor.getM(); x++) {
+        for (int x = 1 ; x <= bFloor.getM(); x++) {
             location_x =  (cell_size * x) - (cell_size / 2);
-            for (int y = 1; y <= mFloor.getN(); y++) {
+            for (int y = 1; y <= bFloor.getN(); y++) {
                 location_y = (cell_size * y) - (cell_size / 2);
-                mFloor.setCellLocation(x-1,y-1,location_x,location_y);
+                bFloor.setCellLocation(x-1,y-1,location_x,location_y);
             }
         }
-        mFloor.showCellLocation();
+        bFloor.showCellLocation();
     }
 
     public boolean LoadDBConnectionPool() {
@@ -173,15 +174,15 @@ public class BLEFpBuilder {
         int campus_id = SAMPLE_CAMPUS_ID;
         int building_id = SAMPLE_BUILDING_ID;
         int floor_id = SAMPLE_FLOOR_ID;
-        int object_cell_size = mFloor.getBle_cell_size();
+        int object_cell_size = bFloor.getBle_cell_size();
 
         int ble_cell_id;
 
         double scale_pixel = readMapScale(campus_id, building_id, floor_id);  // 수집시 사용한 지도의 축척정보
-        mFloor.setMap_scale_pixel(scale_pixel);
+        bFloor.setMap_scale_pixel(scale_pixel);
 
         double object_scale_pixel;
-        if((object_scale_pixel = mFloor.getMap_scale_pixel())==0) { }
+        if((object_scale_pixel = bFloor.getMap_scale_pixel())==0) { }
 
         System.out.println("object_scale_pixel : "+object_scale_pixel);
         System.out.println("object_cell_size : "+object_cell_size);
@@ -189,24 +190,24 @@ public class BLEFpBuilder {
         System.out.println("ble_fp_builder process started .................... ");
 
 
-        int[] rssi_dir_index = mFloor.loadRSSIDir();
+        int[] rssi_dir_index = bFloor.loadRSSIDir();
         rssiDirBound rssi_dir;
         for (int i =0; i < rssi_dir_index.length ; i++ ) {  // 1.수집방향별로 세트를 구성
             rssi_dir = normalizeRssiDir(rssi_dir_index[i]);
 
-            for (int m = 0; m < mFloor.getM(); m++) {
-                for (int n = 0; n < mFloor.getN(); n++) {  // 2.격자별....
+            for (int m = 0; m < bFloor.getM(); m++) {
+                for (int n = 0; n < bFloor.getN(); n++) {  // 2.격자별....
 
-                    ble_cell_id = mFloor.getCell(m, n).get_id();
+                    ble_cell_id = bFloor.getCell(m, n).get_id();
 
                     System.out.printf("floor_id : %d, building_id : %d, campus_id : %d,  ble_cell_id : %d, lower_rssi_dir : %d, upper_rssi_dir : %d ",
                             floor_id, building_id, campus_id,  ble_cell_id, rssi_dir.get_lower_rssi_dir(), rssi_dir.get_upper_rssi_dir()  );
 
-                    System.out.printf(" ble_cell_location : ("+mFloor.getCell(m,n).get_location_x()+", "+mFloor.getCell(m,n).get_location_y()+")");
+                    System.out.printf(" ble_cell_location : ("+bFloor.getCell(m,n).get_location_x()+", "+bFloor.getCell(m,n).get_location_y()+")");
                     System.out.println();
 
-                    int cell_location_x = mFloor.getCell(m, n).get_location_x();
-                    int cell_location_y = mFloor.getCell(m, n).get_location_y();
+                    int cell_location_x = bFloor.getCell(m, n).get_location_x();
+                    int cell_location_y = bFloor.getCell(m, n).get_location_y();
 
                     int coordinate_pixel_x1 = (cell_location_x - object_cell_size / 2) / (int)object_scale_pixel;
                     int coordinate_pixel_y1 = (cell_location_y - object_cell_size / 2) / (int)object_scale_pixel;

src/main/java/com/skt/ehs/mbs/fpbuilder/blefpbuilder/BLE_Floor.java

@@ -29,7 +29,8 @@ class BLE_Floor {
     public void showCellID() {
         for(int j=0;j< bcm_N;j++) {
             for(int i=0;i< bcm_M; i++) {
-                System.out.printf("%9d ", bcm[i][j].get_id());
+                if(bcm[i][j] != null)
+                    System.out.printf("%9d ", bcm[i][j].get_id());
             }
             System.out.println();
         }