DummyCart.java
上传用户:bj_pst
上传日期:2019-07-07
资源大小:7353k
文件大小:2k
- /*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
- package sessions;
- import java.util.Vector;
- public class DummyCart {
- Vector v = new Vector();
- String submit = null;
- String item = null;
-
- private void addItem(String name) {
- v.addElement(name);
- }
- private void removeItem(String name) {
- v.removeElement(name);
- }
- public void setItem(String name) {
- item = name;
- }
-
- public void setSubmit(String s) {
- submit = s;
- }
- public String[] getItems() {
- String[] s = new String[v.size()];
- v.copyInto(s);
- return s;
- }
-
- public void processRequest() {
- // null value for submit - user hit enter instead of clicking on
- // "add" or "remove"
- if (submit == null || submit.equals("add"))
- addItem(item);
- else if (submit.equals("remove"))
- removeItem(item);
-
- // reset at the end of the request
- reset();
- }
- // reset
- private void reset() {
- submit = null;
- item = null;
- }
- }