X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2Forg%2Fmxchange%2Fjshopcore%2Fmodel%2Fbasket%2FBasket.java;h=28d1eeb2735d84bf428598fc15b48c48b9b79068;hb=672084ab2c551cbff8c8c424780ed344f7c13925;hp=679200ae0a70a80d8fe38167850453223491170f;hpb=82754b37a3ea3ec3b71b67cad59b5c37d09fab77;p=jcustomer-core.git

diff --git a/src/org/mxchange/jshopcore/model/basket/Basket.java b/src/org/mxchange/jshopcore/model/basket/Basket.java
index 679200a..28d1eeb 100644
--- a/src/org/mxchange/jshopcore/model/basket/Basket.java
+++ b/src/org/mxchange/jshopcore/model/basket/Basket.java
@@ -16,94 +16,66 @@
  */
 package org.mxchange.jshopcore.model.basket;
 
-import java.io.IOException;
 import java.io.Serializable;
-import java.lang.reflect.InvocationTargetException;
-import java.sql.SQLException;
-import java.util.Map;
-import org.mxchange.jshopcore.model.item.AddableBasketItem;
+import java.util.List;
+import org.mxchange.jshopcore.exceptions.BasketItemAlreadyAddedException;
 
 /**
  * An interface for baskets
- *
- * @author Roland Haeder
+ * <p>
+ * @author Roland Haeder<roland@mxchange.org>
  * @param <T> Any addable basket items
  */
 public interface Basket<T extends AddableBasketItem> extends Serializable {
 
 	/**
 	 * Adds given item instance to this basket
+	 * <p>
 	 * @param item Item instance to add
-	 * @throws java.io.IOException If an IO error occurs
-	 * @throws java.sql.SQLException If an SQL error occurs
-	 * @throws java.lang.NoSuchMethodException If a method was not found
-	 * @throws java.lang.IllegalAccessException If the invoked method is not public
-	 * @throws java.lang.reflect.InvocationTargetException If anything else happened?
-	 */
-	public void addItem (final T item) throws IOException, SQLException, NoSuchMethodException, IllegalAccessException, InvocationTargetException;
-
-	/**
-	 * Checks whether the given item as already been added. If the product's
-	 * item id number was found in basket, the corresponding item instance will be set
-	 *
-	 * @param item Item instance to check
-	 * @return Whether the given item has been found
-	 * @throws java.io.IOException If an IO error occurs
-	 * @throws java.sql.SQLException If an SQL error occurs
-	 * @throws java.lang.NoSuchMethodException If a method was not found
-	 * @throws java.lang.IllegalAccessException If the invoked method is not public
-	 * @throws java.lang.reflect.InvocationTargetException If anything else happened?
-	 */
-	public boolean isAdded (final T item) throws IOException, SQLException, NoSuchMethodException, IllegalAccessException, InvocationTargetException;
-
-	/**
-	 * Checks if the basket is empty
-	 *
-	 * @return Whether the basket is empty
-	 * @throws java.io.IOException If an IO error occurs
-	 * @throws java.sql.SQLException If an SQL error occurs
-	 * @throws java.lang.NoSuchMethodException If a method was not found
-	 * @throws java.lang.IllegalAccessException If the invoked method is not public
-	 * @throws java.lang.reflect.InvocationTargetException If anything else happened?
+	 * @throws org.mxchange.jshopcore.exceptions.BasketItemAlreadyAddedException
+	 * If the item instance has already been added
 	 */
-	public boolean isEmpty () throws IOException, SQLException, NoSuchMethodException, IllegalAccessException, InvocationTargetException;
+	public void addItem (final T item) throws BasketItemAlreadyAddedException;
 
 	/**
-	 * Initializes this instance with given ServletContext
-	 *
-	 * @throws java.sql.SQLException If an SQL error occurs
-	 * @throws java.io.IOException If an IO error occurs
+	 * Clears the basket instance
 	 */
-	public void init () throws SQLException, IOException;
+	public void clear ();
 
 	/**
 	 * Some "getter" for all entries in this basket
-	 *
+	 * <p>
 	 * @return Map on all basket items
-	 * @throws java.io.IOException If an IO error occurs
-	 * @throws java.sql.SQLException If an SQL error occurs
-	 * @throws java.lang.NoSuchMethodException If a method was not found
-	 * @throws java.lang.IllegalAccessException If the invoked method is not public
-	 * @throws java.lang.reflect.InvocationTargetException If anything else happened?
 	 */
-	public Map<Long, T> getAll () throws IOException, SQLException, NoSuchMethodException, IllegalAccessException, InvocationTargetException;
+	public List<T> getAll ();
 
 	/**
 	 * Getter for last entry
-	 *
+	 * <p>
 	 * @return Last added item in basket
-	 * @throws java.io.IOException If an IO error occurs
-	 * @throws java.sql.SQLException If an SQL error occurs
-	 * @throws java.lang.NoSuchMethodException If a method was not found
-	 * @throws java.lang.IllegalAccessException If the invoked method is not public
-	 * @throws java.lang.reflect.InvocationTargetException If anything else happened?
 	 */
-	public AddableBasketItem getLast () throws IOException, SQLException, NoSuchMethodException, IllegalAccessException, InvocationTargetException;
+	public T getLast ();
 
 	/**
 	 * Getter for last num rows
-	 * 
+	 * <p>
 	 * @return Last num rows
 	 */
 	public int getLastNumRows ();
+
+	/**
+	 * Checks whether the given item has already been added by checking the
+	 * item's id.
+	 * <p>
+	 * @param item Item instance to check
+	 * @return Whether the given item has been found
+	 */
+	public boolean isAdded (final T item);
+
+	/**
+	 * Checks if the basket is empty
+	 * <p>
+	 * @return Whether the basket is empty
+	 */
+	public boolean isEmpty ();
 }