Edit Repozitaru

src/cz/cvut/fel/skoumond/entities/BaseEntity.java

-/*
- * To change this template, choose Tools | Templates
- * and open the template in the editor.
- */
+
 package cz.cvut.fel.skoumond.entities;
 
 /**

src/cz/cvut/fel/skoumond/entities/TypeEntity.java

-/*
- * To change this template, choose Tools | Templates
- * and open the template in the editor.
- */
+
 package cz.cvut.fel.skoumond.entities;
 
 import java.util.Objects;

src/cz/cvut/fel/skoumond/exceptions/DataEntryException.java

+
+package cz.cvut.fel.skoumond.exceptions;
+
+/**
+ *
+ * @author Ondra
+ */
+public class DataEntryException extends RuntimeException {
+    
+    public DataEntryException() {
+        super();
+    }
+
+    public DataEntryException(String string) {
+        super(string);      
+    }
+
+    public DataEntryException(String string, Throwable thrwbl) {
+        super(string, thrwbl);
+    }
+
+    public DataEntryException(Throwable thrwbl) {
+        super(thrwbl);      
+    }
+
+    protected DataEntryException(String string, Throwable thrwbl, boolean bln, boolean bln1) {
+        super(string, thrwbl, bln, bln1);       
+    }    
+}

src/cz/cvut/fel/skoumond/exceptions/NoConnectionException.java

-/*
- * To change this template, choose Tools | Templates
- * and open the template in the editor.
- */
+
 package cz.cvut.fel.skoumond.exceptions;
 
 /**

src/cz/cvut/fel/skoumond/sql/IRepository.java

@@ -4,14 +4,13 @@
  */
 package cz.cvut.fel.skoumond.sql;
 
-import cz.cvut.fel.skoumond.entities.BaseEntity;
 import java.util.List;
 
 /**
  *
  * @author Ondra
  */
-public interface IRepository<T extends BaseEntity> {
+public interface IRepository<T> {
 
     public T findById(int index);
 

src/cz/cvut/fel/skoumond/sql/SQLManager.java → src/cz/cvut/fel/skoumond/sql/Repository.java

@@ -4,6 +4,7 @@
  */
 package cz.cvut.fel.skoumond.sql;
 
+import cz.cvut.fel.skoumond.entities.BaseEntity;
 import cz.cvut.fel.skoumond.exceptions.NoConnectionException;
 import java.sql.Connection;
 import java.sql.DriverManager;
@@ -13,28 +14,22 @@ import java.sql.SQLException;
  *
  * @author Ondra
  */
-public class SQLManager {
+public abstract class Repository<T extends BaseEntity> implements IRepository<T> {
+
+    protected static Connection getConnection() {
 
-    
-    private SQLManager() {
-    }
-    
-    public static Connection getConnection() {
-        
         try {
             // JDBC driver
             Class.forName("org.apache.derby.jdbc.EmbeddedDriver");
-        }
-        catch (java.lang.ClassNotFoundException e) {
+        } catch (java.lang.ClassNotFoundException e) {
             System.err.println("Chyba při načtení databázového ovladače: " + e.getMessage());
         }
-        
-        try (Connection connection = DriverManager.getConnection("jdbc:derby:database;create=true", "skoumond", "heslo")) {
-            return connection;
-        } 
-        catch (SQLException e) {
-            System.err.println("Chyba při komunikaci s databází" + e.getMessage());
+
+        try {            
+            return DriverManager.getConnection("jdbc:derby:database;create=true", "skoumond", "heslo");
+        } catch (SQLException e) {
+            System.err.println("Chyba při komunikaci s databází: " + e.getMessage());
             throw new NoConnectionException();
-        }       
-    }   
+        }
+    }
 }

src/cz/cvut/fel/skoumond/sql/RunRepository.java

+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package cz.cvut.fel.skoumond.sql;
+
+import cz.cvut.fel.skoumond.entities.RunEntity;
+import java.util.List;
+
+/**
+ *
+ * @author Ondra
+ */
+public class RunRepository extends Repository<RunEntity> {
+
+    @Override
+    public RunEntity findById(int index) {
+        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    }
+
+    @Override
+    public List<RunEntity> all() {
+        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    }
+
+    @Override
+    public void save(RunEntity entity) {
+        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    }
+
+    @Override
+    public void update(RunEntity entity) {
+        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    }
+
+    @Override
+    public void delete(RunEntity entity) {
+        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    }         
+}

src/cz/cvut/fel/skoumond/sql/TypeRepository.java

+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package cz.cvut.fel.skoumond.sql;
+
+import cz.cvut.fel.skoumond.entities.TypeEntity;
+import cz.cvut.fel.skoumond.exceptions.DataEntryException;
+import cz.cvut.fel.skoumond.exceptions.NoConnectionException;
+import static cz.cvut.fel.skoumond.sql.Repository.getConnection;
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ *
+ * @author Ondra
+ */
+public class TypeRepository extends Repository<TypeEntity> {
+
+    private final String FINDBYID = "SELECT * FROM APP.TYPE WHERE T_ID = ?";
+    private final String ALL = "SELECT * APP.TYPE";
+    private final String INSERT = "INSERT INTO APP.TYPE VALUES (?, ?)";
+    private final String UPDATE = "UPDATE APP.TYPE SET T_TYPE = ? WHERE T_ID = ?";
+    private final String DELETE = "DELETE FROM APP.TYPE WHERE T_ID = ?";
+
+    @Override
+    public TypeEntity findById(int index) throws NoConnectionException {
+
+        try (Connection con = getConnection(); PreparedStatement ps = con.prepareStatement(FINDBYID)) {
+            ps.setInt(1, index);
+            ResultSet rs = ps.executeQuery();
+            rs.next();
+            return new TypeEntity(rs.getInt(1), rs.getString(2));
+        } catch (SQLException e) {
+            System.err.println("Chyba při komunikaci s databází: " + e.getMessage());
+            throw new NoConnectionException();
+        }
+    }
+
+    @Override
+    public List<TypeEntity> all() throws NoConnectionException {
+
+        List<TypeEntity> arrayList = new ArrayList();
+
+        try (Connection con = getConnection(); PreparedStatement ps = con.prepareStatement(ALL)) {
+            ResultSet rs = ps.executeQuery();
+            while (rs.next()) {
+                arrayList.add(new TypeEntity(rs.getInt(1), rs.getString(2)));
+            }
+            return arrayList;
+        } catch (SQLException e) {
+            System.err.println("Chyba při komunikaci s databází: " + e.getMessage());
+            throw new NoConnectionException();
+        }
+    }
+
+    @Override
+    public void save(TypeEntity entity) throws NoConnectionException {
+
+        try (Connection con = getConnection(); PreparedStatement ps = con.prepareStatement(INSERT)) {
+            ps.setInt(1, entity.getId());
+            ps.setString(2, entity.getType());
+            ps.executeUpdate();
+
+        } catch (SQLException e) {
+            System.err.println("Chyba při komunikaci s databází: " + e.getMessage());
+            throw new NoConnectionException();
+        }
+    }
+
+    @Override
+    public void update(TypeEntity entity) throws NoConnectionException, DataEntryException{
+
+        try (Connection con = getConnection();) {
+
+            con.setAutoCommit(false);
+            try (PreparedStatement ps = con.prepareStatement(UPDATE)) {
+                ps.setString(1, entity.getType());
+                ps.setInt(2, entity.getId());
+                ps.executeUpdate();
+                con.commit();
+                con.setAutoCommit(true);
+            } catch (SQLException e) {
+                con.rollback();
+                con.setAutoCommit(true);
+                System.err.println("Chyba při práci s databází: " + e.getMessage());
+                throw new DataEntryException();
+            }
+        } catch (SQLException e) {
+            System.err.println("Chyba při komunikaci s databází: " + e.getMessage());
+            throw new NoConnectionException();
+        }
+    }
+
+    @Override
+    public void delete(TypeEntity entity) throws NoConnectionException {
+
+        try (Connection con = getConnection(); PreparedStatement ps = con.prepareStatement(DELETE)) {
+            ps.setInt(1, entity.getId());
+            ps.executeUpdate();
+
+        } catch (SQLException e) {
+            System.err.println("Chyba při komunikaci s databází: " + e.getMessage());
+            throw new NoConnectionException();
+        }
+    }
+}