finished

Field.java

-import java.util.ArrayList;
-import java.util.Random;
+import java.util.*;
+import java.sql.SQLOutput;
 
-//string to
 public class Field {
-    private  int m;
-    private  int n;
-    private ArrayList<Police> polices = new ArrayList<Police>();
-    private Robber Robber;
+    private final int m;
+    private final int n;
     public String[][] fieldShape;
+    private Robber robber;
+    private ArrayList<Police> polices = new ArrayList<Police>();
+
 
     public Field(int m, int n) {
         this.m = m;
@@ -18,98 +18,107 @@ public class Field {
                 fieldShape[i][j] = "-";
     }
 
-    public int getM() {
-        return m;
+    public void changeField() {
+        for (int i = 0; i < m; i++)
+            for (int j = 0; j < n; j++)
+                fieldShape[i][j] = "-";
+
+        fieldShape[robber.getX()][robber.getY()] = "D";
+        boolean b = false;
+        for (Police police : polices) {
+
+            if (fieldShape[police.getX()][police.getY()].equals("D")) {
+                b = true;
+                fieldShape[police.getX()][police.getY()] = "*";
+
+            }
+            if (fieldShape[police.getPreviosX()][police.getPreviosY()].equals("D")) {
+                b = true;
+
+                fieldShape[police.getX()][police.getY()] = "*";
+
+            }
+            if (!fieldShape[police.getX()][police.getY()].equals("*"))
+                fieldShape[police.getX()][police.getY()] = "P";
+        }
+        if (b == true) {
+            showFieldShape();
+            System.exit(0);
         }
 
-    public void setM(int m) {
-        this.m = m;
+
     }
 
-    public int getN() {
-        return n;
+    public void setRobber(Robber robber) {
+        this.robber = robber;
     }
 
-    public void setN(int n) {
-        this.n = n;
+    public Robber getRobber() {
+        return robber;
+    }
+
+    public String[][] getCourt() {
+        return fieldShape;
+    }
+
+    public ArrayList<Police> getPolices() {
+        return polices;
     }
 
-    public void setFirstPlaceOfPolice(int policeNum) {
-        int tmpX, tmpY, cnt = 0;
-        Random randomGenerator = new Random();
+    public void randomPolicePlace(int policeNum) {
+        Random random = new Random();
+
         for (int i = 0; i < policeNum; i++) {
-            tmpX = randomGenerator.nextInt(m);
-            tmpY = randomGenerator.nextInt(n);
-            if (polices.size() == 0) {
-                Police p = new Police(tmpX, tmpY);
-                fieldShape[tmpX][tmpY] = "P";
-                polices.add(p);
-                System.out.println("First police created");
-            } else {
+            int x = random.nextInt(m);
+            int y = random.nextInt(n);
+            boolean bl = true;
+            if (polices.size() != 0) {
                 for (Police police : polices) {
-                    if (police.getX() == tmpX && police.getY() == tmpY) {
+                    if (police.getX() == x && police.getY() == y) {
                         i--;
-                        cnt++;
+                        bl = false;
                         break;
                     }
                 }
-                if (cnt == 0) {
-                    Police p = new Police(tmpX, tmpY);
-                    fieldShape[tmpX][tmpY] = "P";
-                    polices.add(p);
-                }
             }
+            if (bl == true) {
+                fieldShape[x][y] = "P";
+                Police p = new Police(x, y);
+                polices.add(p);
             }
+
+
         }
 
-    public void setFirstPlaceOfRobber() {
-        int tmpX, tmpY, cnt = 0;
+    }
 
+    public void randomRobberPlce() {
+        Random random = new Random();
         while (true) {
-            Random randomGenerator = new Random();
-            tmpX = randomGenerator.nextInt(m);
-            tmpY = randomGenerator.nextInt(n);
+            int x = random.nextInt(m);
+            int y = random.nextInt(n);
+            boolean b = true;
             for (Police police : polices) {
-                if (police.getX() == tmpX && police.getY() == tmpY) {
-                    cnt++;
-                    break;
+                if (police.getX() == x && police.getY() == y)
+                    b = false;
             }
-            }
-            if (cnt == 0) {
-                Robber Robber = new Robber();
-                fieldShape[tmpX][tmpY] = "-";
-                return;
+            if (b == true) {
+                robber = new Robber(x, y);
+                fieldShape[x][y] = "D";
+                break;
             }
         }
     }
 
-    public void changeField() {
-        for (int i = 0; i < m; i++)
+    public void showFieldShape() {
+        for (int i = 0; i < m; i++) {
             for (int j = 0; j < n; j++)
-                fieldShape[i][j] = "-";
-
-        fieldShape[Robber.getX()][Robber.getY()] = "D";
-        boolean b = false;
-        for (Police police : polices) {
-
-            if (fieldShape[police.getX()][police.getY()].equals("D")) {
-                b = true;
-                fieldShape[police.getX()][police.getY()] = "*";
-
+                System.out.print(fieldShape[i][j] + " | ");
+            System.out.println();
         }
-            if (fieldShape[police.getPreviosX()][police.getPreviosY()].equals("D")) {
-                b = true;
-                fieldShape[police.getX()][police.getY()] = "*";
 
     }
-            if (!fieldShape[police.getX()][police.getY()].equals("*"))
-                fieldShape[police.getX()][police.getY()] = "P";
-        }
-        if (b == true) {
-            //show field
-            System.exit(0);
-        }
-    }
 
 
 }
+