Java tutorial
/* * Copyright 2012 WSO2 * * Licensed 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 com.starbucks.apps; import java.io.IOException; import javax.swing.JOptionPane; import javax.swing.text.DefaultCaret; import org.apache.http.HttpHeaders; import org.apache.http.HttpResponse; /** * Starbucks customer view */ public class StarbucksClient extends javax.swing.JFrame { private static final int STATE_READY = 0; private static final int STATE_ORDER_SUBMITTED = 1; private static final int STATE_PAID = 2; private String url; private String orderId; private int state; /** Creates new form StarbucksClient */ public StarbucksClient(String host, int port) { this.url = "http://" + host + ":" + port; System.out.println("Using ESB URL: " + url); initComponents(); ((DefaultCaret) statusArea.getCaret()).setUpdatePolicy(DefaultCaret.NEVER_UPDATE); ((DefaultCaret) requestView.getCaret()).setUpdatePolicy(DefaultCaret.NEVER_UPDATE); ((DefaultCaret) responseView.getCaret()).setUpdatePolicy(DefaultCaret.NEVER_UPDATE); setApplicationState(STATE_READY); } private void setApplicationState(int state) { this.state = state; switch (state) { case STATE_READY: customerNameField.setEditable(false); cardNumberField.setEditable(false); dateField.setEditable(false); amountField.setEditable(false); checkoutButton.setEnabled(false); resetButton.setEnabled(false); paymentReviewButton.setEnabled(false); orderReviewButton.setEnabled(false); orderStatusButton.setEnabled(false); drinkSelect.setEnabled(true); peppermintBox.setEnabled(true); milkBox.setEnabled(true); whipCreamBox.setEnabled(true); caramelBox.setEnabled(true); orderSubmitButton.setEnabled(true); orderSubmitButton.setText("Submit"); requestView.setText(""); responseView.setText(""); statusArea.setText("Ready..."); break; case STATE_ORDER_SUBMITTED: customerNameField.setEditable(true); cardNumberField.setEditable(true); dateField.setEditable(true); amountField.setEditable(true); checkoutButton.setEnabled(true); resetButton.setEnabled(false); paymentReviewButton.setEnabled(false); orderReviewButton.setEnabled(true); orderStatusButton.setEnabled(true); drinkSelect.setEnabled(true); peppermintBox.setEnabled(true); milkBox.setEnabled(true); whipCreamBox.setEnabled(true); caramelBox.setEnabled(true); orderSubmitButton.setEnabled(true); orderSubmitButton.setText("Update"); break; case STATE_PAID: customerNameField.setEditable(false); cardNumberField.setEditable(false); dateField.setEditable(false); amountField.setEditable(false); checkoutButton.setEnabled(false); resetButton.setEnabled(true); paymentReviewButton.setEnabled(true); orderReviewButton.setEnabled(true); orderStatusButton.setEnabled(true); drinkSelect.setEnabled(false); peppermintBox.setEnabled(false); milkBox.setEnabled(false); whipCreamBox.setEnabled(false); caramelBox.setEnabled(false); orderSubmitButton.setEnabled(false); orderSubmitButton.setText("Update"); break; } } private String getOrderPayload() { String drink = drinkSelect.getSelectedItem().toString(); String additions = ""; if (peppermintBox.isSelected()) { additions += "Peppermint "; } if (caramelBox.isSelected()) { additions += "Caramel "; } if (milkBox.isSelected()) { additions += "Milk "; } if (whipCreamBox.isSelected()) { additions += "WhipCream "; } StringBuilder payloadBuilder = new StringBuilder("<order xmlns=\"http://starbucks.example.org\">") .append("<drink>").append(drink).append("</drink>"); if (additions.length() > 0) { payloadBuilder.append("<additions>").append(additions.trim()).append("</additions>"); } payloadBuilder.append("</order>"); return XmlUtils.prettyPrint(payloadBuilder.toString()); } private boolean addNewOrder() { String payload = getOrderPayload(); try { HttpInvocationContext context = HttpUtils.doPost(payload, "application/xml", url + "/order"); HttpResponse response = context.getHttpResponse(); requestView.setText(context.getRequestData()); responseView.setText(context.getResponseData()); if (response.getStatusLine().getStatusCode() == 201) { String location = response.getFirstHeader(HttpHeaders.LOCATION).getValue(); this.orderId = location.substring(location.lastIndexOf('/') + 1); Order order = new Order(this.orderId, context.getResponsePayload()); String status = "Order submitted successfully...\n" + order; statusArea.setText(status); amountField.setText(String.valueOf(order.getCost())); return true; } else { statusArea.setText("Order submission failed"); return false; } } catch (IOException e) { handleError("IO error while submitting new order", e); return false; } } private boolean updateOrder() { String payload = getOrderPayload(); try { HttpInvocationContext context = HttpUtils.doPut(payload, "application/xml", url + "/order/" + orderId); HttpResponse response = context.getHttpResponse(); requestView.setText(context.getRequestData()); responseView.setText(context.getResponseData()); if (response.getStatusLine().getStatusCode() == 200) { Order order = new Order(this.orderId, context.getResponsePayload()); String status = "Order updated successfully...\n" + order; statusArea.setText(status); amountField.setText(String.valueOf(order.getCost())); return true; } else { statusArea.setText("Order update failed"); return false; } } catch (IOException e) { handleError("IO error while updating order", e); return false; } } private void handleError(String msg, Exception e) { e.printStackTrace(); JOptionPane.showMessageDialog(this, msg, "Error", JOptionPane.ERROR_MESSAGE); } /** This method is called from within the constructor to * initialize the form. * WARNING: Do NOT modify this code. The content of this method is * always regenerated by the Form Editor. */ // <editor-fold defaultstate="collapsed" desc=" Generated Code ">//GEN-BEGIN:initComponents private void initComponents() { jPanel1 = new javax.swing.JPanel(); jLabel1 = new javax.swing.JLabel(); drinkSelect = new javax.swing.JComboBox(); jLabel2 = new javax.swing.JLabel(); peppermintBox = new javax.swing.JCheckBox(); milkBox = new javax.swing.JCheckBox(); caramelBox = new javax.swing.JCheckBox(); whipCreamBox = new javax.swing.JCheckBox(); orderSubmitButton = new javax.swing.JButton(); orderReviewButton = new javax.swing.JButton(); orderStatusButton = new javax.swing.JButton(); jPanel2 = new javax.swing.JPanel(); jLabel3 = new javax.swing.JLabel(); jLabel4 = new javax.swing.JLabel(); jLabel5 = new javax.swing.JLabel(); jLabel6 = new javax.swing.JLabel(); customerNameField = new javax.swing.JTextField(); cardNumberField = new javax.swing.JTextField(); dateField = new javax.swing.JTextField(); amountField = new javax.swing.JTextField(); checkoutButton = new javax.swing.JButton(); paymentReviewButton = new javax.swing.JButton(); resetButton = new javax.swing.JButton(); jPanel3 = new javax.swing.JPanel(); jScrollPane1 = new javax.swing.JScrollPane(); statusArea = new javax.swing.JTextArea(); jPanel4 = new javax.swing.JPanel(); jScrollPane2 = new javax.swing.JScrollPane(); requestView = new javax.swing.JTextArea(); jScrollPane3 = new javax.swing.JScrollPane(); responseView = new javax.swing.JTextArea(); setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); setTitle("Starbucks Client"); setResizable(false); jPanel1.setBorder(javax.swing.BorderFactory.createTitledBorder("Order")); jLabel1.setText("Drink"); drinkSelect.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "Caffe Misto", "Clover Brewed Coffee", "Decaf Pike", "Iced Coffee", "Pike Place Roast", "Caffe Americano", "Caffe Latte", "Caffe Mocha", "Cappuccino", "Caramel Machiato", "Espresso", "Hot Chocolate" })); jLabel2.setText("Additions"); peppermintBox.setText("Peppermint"); peppermintBox.setBorder(javax.swing.BorderFactory.createEmptyBorder(0, 0, 0, 0)); peppermintBox.setMargin(new java.awt.Insets(0, 0, 0, 0)); milkBox.setText("Milk"); milkBox.setBorder(javax.swing.BorderFactory.createEmptyBorder(0, 0, 0, 0)); milkBox.setMargin(new java.awt.Insets(0, 0, 0, 0)); caramelBox.setText("Caramel"); caramelBox.setBorder(javax.swing.BorderFactory.createEmptyBorder(0, 0, 0, 0)); caramelBox.setMargin(new java.awt.Insets(0, 0, 0, 0)); whipCreamBox.setText("Whip Cream"); whipCreamBox.setBorder(javax.swing.BorderFactory.createEmptyBorder(0, 0, 0, 0)); whipCreamBox.setMargin(new java.awt.Insets(0, 0, 0, 0)); orderSubmitButton.setText("Submit"); orderSubmitButton.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { orderSubmitButtonActionPerformed(evt); } }); orderReviewButton.setText("Review"); orderReviewButton.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { orderReviewButtonActionPerformed(evt); } }); orderStatusButton.setText("Status"); orderStatusButton.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { orderStatusButtonActionPerformed(evt); } }); javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1); jPanel1.setLayout(jPanel1Layout); jPanel1Layout.setHorizontalGroup(jPanel1Layout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(jPanel1Layout.createSequentialGroup().addContainerGap() .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING) .addComponent(jLabel2).addComponent(jLabel1)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(drinkSelect, javax.swing.GroupLayout.PREFERRED_SIZE, 220, javax.swing.GroupLayout.PREFERRED_SIZE) .addGroup(jPanel1Layout.createSequentialGroup() .addGroup(jPanel1Layout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(peppermintBox).addComponent(caramelBox)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup(jPanel1Layout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(whipCreamBox).addComponent(milkBox)))) .addGap(18, 18, 18) .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING) .addComponent(orderSubmitButton, javax.swing.GroupLayout.DEFAULT_SIZE, 99, Short.MAX_VALUE) .addComponent(orderStatusButton, javax.swing.GroupLayout.DEFAULT_SIZE, 99, Short.MAX_VALUE) .addComponent(orderReviewButton, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, 99, Short.MAX_VALUE)) .addContainerGap())); jPanel1Layout.setVerticalGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(jPanel1Layout.createSequentialGroup().addGroup(jPanel1Layout .createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE).addComponent(jLabel1) .addComponent(drinkSelect, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent(orderSubmitButton)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(jPanel1Layout.createSequentialGroup().addGroup(jPanel1Layout .createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) .addComponent(jLabel2).addComponent(peppermintBox).addComponent(milkBox)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup(jPanel1Layout .createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) .addComponent(caramelBox).addComponent(whipCreamBox))) .addGroup(jPanel1Layout.createSequentialGroup() .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(orderReviewButton) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(orderStatusButton))) .addContainerGap(24, Short.MAX_VALUE))); jPanel2.setBorder(javax.swing.BorderFactory.createTitledBorder("Payment")); jLabel3.setText("Customer Name"); jLabel4.setText("Card Number"); jLabel5.setText("Expiry Date"); jLabel6.setText("Amount"); customerNameField.setText("Peter Parker"); cardNumberField.setText("1234-5678-9010"); dateField.setText("12/15"); checkoutButton.setText("Checkout"); checkoutButton.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { checkoutButtonActionPerformed(evt); } }); paymentReviewButton.setText("Review"); paymentReviewButton.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { paymentReviewButtonActionPerformed(evt); } }); resetButton.setText("Reset"); resetButton.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { resetButtonActionPerformed(evt); } }); javax.swing.GroupLayout jPanel2Layout = new javax.swing.GroupLayout(jPanel2); jPanel2.setLayout(jPanel2Layout); jPanel2Layout.setHorizontalGroup(jPanel2Layout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(jPanel2Layout.createSequentialGroup().addContainerGap() .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING) .addComponent(jLabel5).addComponent(jLabel4).addComponent(jLabel3)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup( jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false) .addComponent(cardNumberField) .addGroup(jPanel2Layout.createSequentialGroup() .addComponent(dateField, javax.swing.GroupLayout.PREFERRED_SIZE, 55, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jLabel6) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(amountField)) .addComponent(customerNameField, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.PREFERRED_SIZE, 226, javax.swing.GroupLayout.PREFERRED_SIZE)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup( jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false) .addComponent(resetButton, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addComponent(paymentReviewButton, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addComponent(checkoutButton, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))); jPanel2Layout.setVerticalGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(jPanel2Layout.createSequentialGroup() .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) .addComponent(jLabel3).addComponent(checkoutButton).addComponent(customerNameField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) .addComponent(jLabel4) .addComponent(cardNumberField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent(paymentReviewButton)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE) .addComponent(jLabel5) .addComponent(dateField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent(jLabel6) .addComponent(amountField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addComponent(resetButton)) .addContainerGap(24, Short.MAX_VALUE))); jPanel3.setBorder(javax.swing.BorderFactory.createTitledBorder("Status")); statusArea.setColumns(20); statusArea.setEditable(false); statusArea.setRows(5); jScrollPane1.setViewportView(statusArea); javax.swing.GroupLayout jPanel3Layout = new javax.swing.GroupLayout(jPanel3); jPanel3.setLayout(jPanel3Layout); jPanel3Layout.setHorizontalGroup(jPanel3Layout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(jPanel3Layout.createSequentialGroup().addContainerGap() .addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 887, Short.MAX_VALUE) .addContainerGap())); jPanel3Layout.setVerticalGroup(jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(jPanel3Layout.createSequentialGroup() .addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 91, Short.MAX_VALUE) .addContainerGap())); jPanel4.setBorder(javax.swing.BorderFactory.createTitledBorder("Message Tracer")); requestView.setColumns(20); requestView.setEditable(false); requestView.setRows(5); jScrollPane2.setViewportView(requestView); responseView.setColumns(20); responseView.setEditable(false); responseView.setRows(5); jScrollPane3.setViewportView(responseView); javax.swing.GroupLayout jPanel4Layout = new javax.swing.GroupLayout(jPanel4); jPanel4.setLayout(jPanel4Layout); jPanel4Layout.setHorizontalGroup(jPanel4Layout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(jPanel4Layout.createSequentialGroup().addContainerGap() .addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, 428, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jScrollPane3, javax.swing.GroupLayout.DEFAULT_SIZE, 453, Short.MAX_VALUE) .addContainerGap())); jPanel4Layout.setVerticalGroup(jPanel4Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel4Layout.createSequentialGroup() .addGroup(jPanel4Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING) .addComponent(jScrollPane3, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, 305, Short.MAX_VALUE) .addComponent(jScrollPane2, javax.swing.GroupLayout.DEFAULT_SIZE, 305, Short.MAX_VALUE)) .addContainerGap())); javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane()); getContentPane().setLayout(layout); layout.setHorizontalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addGroup( javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup().addContainerGap() .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING) .addComponent(jPanel4, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addComponent(jPanel3, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addGroup(layout.createSequentialGroup() .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))) .addContainerGap())); layout.setVerticalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup().addContainerGap() .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(jPanel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jPanel3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED) .addComponent(jPanel4, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE) .addContainerGap())); pack(); }// </editor-fold>//GEN-END:initComponents private void resetButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_resetButtonActionPerformed setApplicationState(STATE_READY); }//GEN-LAST:event_resetButtonActionPerformed private void paymentReviewButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_paymentReviewButtonActionPerformed try { HttpInvocationContext context = HttpUtils.doGet(url + "/payment/order/" + orderId); HttpResponse response = context.getHttpResponse(); requestView.setText(context.getRequestData()); responseView.setText(context.getResponseData()); if (response.getStatusLine().getStatusCode() == 200) { Payment payment = new Payment(this.orderId, context.getResponsePayload()); String status = "Payment executed successfully...\n" + payment; statusArea.setText(status); } else { statusArea.setText("Payment details retreival failed"); } } catch (IOException e) { handleError("IO error while retreiving payment details", e); } }//GEN-LAST:event_paymentReviewButtonActionPerformed private void checkoutButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_checkoutButtonActionPerformed String cardNo = cardNumberField.getText(); if (cardNo == null || "".equals(cardNo)) { JOptionPane.showMessageDialog(this, "Credit card number not specified", "Error", JOptionPane.ERROR_MESSAGE); return; } String expDate = dateField.getText(); if (expDate == null || "".equals(expDate)) { JOptionPane.showMessageDialog(this, "Credit card expiry date not specified", "Error", JOptionPane.ERROR_MESSAGE); return; } String name = customerNameField.getText(); if (name == null || "".equals(name)) { JOptionPane.showMessageDialog(this, "Customer name not specified", "Error", JOptionPane.ERROR_MESSAGE); return; } String amount = amountField.getText(); if (amount == null || "".equals(amount)) { JOptionPane.showMessageDialog(this, "Billing amount not specified", "Error", JOptionPane.ERROR_MESSAGE); return; } try { Double.parseDouble(amount); } catch (Exception e) { JOptionPane.showMessageDialog(this, "Invalid billing amount", "Error", JOptionPane.ERROR_MESSAGE); return; } StringBuilder payloadBuilder = new StringBuilder(); payloadBuilder.append("<payment xmlns=\"http://starbucks.example.org\">").append("<cardNo>").append(cardNo) .append("</cardNo>").append("<expires>").append(expDate).append("</expires>").append("<name>") .append(name).append("</name>").append("<amount>").append(amount).append("</amount>") .append("</payment>"); String payload = XmlUtils.prettyPrint(payloadBuilder.toString()); try { HttpInvocationContext context = HttpUtils.doPut(payload, "application/xml", url + "/payment/order/" + orderId); HttpResponse response = context.getHttpResponse(); requestView.setText(context.getRequestData()); responseView.setText(context.getResponseData()); if (response.getStatusLine().getStatusCode() == 201) { String location = response.getFirstHeader(HttpHeaders.LOCATION).getValue(); Payment payment = new Payment(this.orderId, context.getResponsePayload()); String status = "Payment executed successfully...\n" + "Location: " + location + "\n" + payment; statusArea.setText(status); setApplicationState(STATE_PAID); } else { statusArea.setText("Payment operation failed"); } } catch (IOException e) { handleError("IO error while processing the payment", e); } }//GEN-LAST:event_checkoutButtonActionPerformed private void orderStatusButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_orderStatusButtonActionPerformed try { HttpInvocationContext context = HttpUtils.doOptions(url + "/order/" + orderId); HttpResponse response = context.getHttpResponse(); requestView.setText(context.getRequestData()); responseView.setText(context.getResponseData()); if (response.getStatusLine().getStatusCode() == 200) { String status = "Order details retrieved successfully...\n"; String allow = response.getFirstHeader(HttpHeaders.ALLOW).getValue(); if (allow.contains("PUT")) { status += "Order can be modified"; } else { status += "Order is being processed\nNo modifications allowed"; } statusArea.setText(status); } else { statusArea.setText("Order details retreival failed"); } } catch (IOException e) { handleError("IO error while retreiving order details", e); } }//GEN-LAST:event_orderStatusButtonActionPerformed private void orderReviewButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_orderReviewButtonActionPerformed try { HttpInvocationContext context = HttpUtils.doGet(url + "/order/" + orderId); HttpResponse response = context.getHttpResponse(); requestView.setText(context.getRequestData()); responseView.setText(context.getResponseData()); if (response.getStatusLine().getStatusCode() == 200) { Order order = new Order(this.orderId, context.getResponsePayload()); String status = "Order details retrieved successfully...\n" + order; statusArea.setText(status); } else { statusArea.setText("Order details retreival failed"); } } catch (IOException e) { handleError("IO error while retreiving order details", e); } }//GEN-LAST:event_orderReviewButtonActionPerformed private void orderSubmitButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_orderSubmitButtonActionPerformed if (state == STATE_READY) { if (addNewOrder()) { setApplicationState(STATE_ORDER_SUBMITTED); } } else { updateOrder(); } }//GEN-LAST:event_orderSubmitButtonActionPerformed // Variables declaration - do not modify//GEN-BEGIN:variables private javax.swing.JTextField amountField; private javax.swing.JCheckBox caramelBox; private javax.swing.JTextField cardNumberField; private javax.swing.JButton checkoutButton; private javax.swing.JTextField customerNameField; private javax.swing.JTextField dateField; private javax.swing.JComboBox drinkSelect; private javax.swing.JLabel jLabel1; private javax.swing.JLabel jLabel2; private javax.swing.JLabel jLabel3; private javax.swing.JLabel jLabel4; private javax.swing.JLabel jLabel5; private javax.swing.JLabel jLabel6; private javax.swing.JPanel jPanel1; private javax.swing.JPanel jPanel2; private javax.swing.JPanel jPanel3; private javax.swing.JPanel jPanel4; private javax.swing.JScrollPane jScrollPane1; private javax.swing.JScrollPane jScrollPane2; private javax.swing.JScrollPane jScrollPane3; private javax.swing.JCheckBox milkBox; private javax.swing.JButton orderReviewButton; private javax.swing.JButton orderStatusButton; private javax.swing.JButton orderSubmitButton; private javax.swing.JButton paymentReviewButton; private javax.swing.JCheckBox peppermintBox; private javax.swing.JTextArea requestView; private javax.swing.JButton resetButton; private javax.swing.JTextArea responseView; private javax.swing.JTextArea statusArea; private javax.swing.JCheckBox whipCreamBox; // End of variables declaration//GEN-END:variables }