Added edit options for books and users

src/main/java/libsys/EditBookDialog.form

@@ -0,0 +1,127 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+
+<Form version="1.3" maxVersion="1.9" type="org.netbeans.modules.form.forminfo.JDialogFormInfo">
+  <Properties>
+    <Property name="defaultCloseOperation" type="int" value="2"/>
+  </Properties>
+  <SyntheticProperties>
+    <SyntheticProperty name="formSizePolicy" type="int" value="1"/>
+    <SyntheticProperty name="generateCenter" type="boolean" value="false"/>
+  </SyntheticProperties>
+  <AuxValues>
+    <AuxValue name="FormSettings_autoResourcing" type="java.lang.Integer" value="0"/>
+    <AuxValue name="FormSettings_autoSetComponentName" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_generateFQN" type="java.lang.Boolean" value="true"/>
+    <AuxValue name="FormSettings_generateMnemonicsCode" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_i18nAutoMode" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_layoutCodeTarget" type="java.lang.Integer" value="1"/>
+    <AuxValue name="FormSettings_listenerGenerationStyle" type="java.lang.Integer" value="0"/>
+    <AuxValue name="FormSettings_variablesLocal" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_variablesModifier" type="java.lang.Integer" value="2"/>
+  </AuxValues>
+
+  <Layout>
+    <DimensionLayout dim="0">
+      <Group type="103" groupAlignment="0" attributes="0">
+          <Group type="102" attributes="0">
+              <EmptySpace max="-2" attributes="0"/>
+              <Group type="103" groupAlignment="0" attributes="0">
+                  <Group type="102" alignment="0" attributes="0">
+                      <Component id="saveBtn" min="-2" max="-2" attributes="0"/>
+                      <EmptySpace pref="68" max="32767" attributes="0"/>
+                      <Component id="cancelBtn" min="-2" max="-2" attributes="0"/>
+                  </Group>
+                  <Group type="102" attributes="0">
+                      <Group type="103" groupAlignment="0" attributes="0">
+                          <Component id="titleLbl" alignment="0" min="-2" max="-2" attributes="0"/>
+                          <Component id="idLbl" alignment="0" min="-2" max="-2" attributes="0"/>
+                          <Component id="statusLbl" alignment="0" min="-2" max="-2" attributes="0"/>
+                          <Component id="dueDateLbl" alignment="0" min="-2" max="-2" attributes="0"/>
+                      </Group>
+                      <EmptySpace min="0" pref="0" max="32767" attributes="0"/>
+                  </Group>
+                  <Group type="102" alignment="0" attributes="0">
+                      <Component id="nameLbl" min="-2" max="-2" attributes="0"/>
+                      <EmptySpace type="unrelated" max="-2" attributes="0"/>
+                      <Component id="nameTxtField" max="32767" attributes="0"/>
+                  </Group>
+              </Group>
+              <EmptySpace max="-2" attributes="0"/>
+          </Group>
+      </Group>
+    </DimensionLayout>
+    <DimensionLayout dim="1">
+      <Group type="103" groupAlignment="0" attributes="0">
+          <Group type="102" alignment="0" attributes="0">
+              <EmptySpace max="-2" attributes="0"/>
+              <Component id="titleLbl" min="-2" max="-2" attributes="0"/>
+              <EmptySpace type="separate" max="-2" attributes="0"/>
+              <Component id="idLbl" min="-2" max="-2" attributes="0"/>
+              <EmptySpace type="unrelated" max="-2" attributes="0"/>
+              <Component id="statusLbl" min="-2" max="-2" attributes="0"/>
+              <EmptySpace type="unrelated" max="-2" attributes="0"/>
+              <Component id="dueDateLbl" min="-2" max="-2" attributes="0"/>
+              <EmptySpace type="unrelated" max="-2" attributes="0"/>
+              <Group type="103" groupAlignment="3" attributes="0">
+                  <Component id="nameLbl" alignment="3" min="-2" max="-2" attributes="0"/>
+                  <Component id="nameTxtField" alignment="3" min="-2" max="-2" attributes="0"/>
+              </Group>
+              <EmptySpace pref="18" max="32767" attributes="0"/>
+              <Group type="103" groupAlignment="3" attributes="0">
+                  <Component id="saveBtn" alignment="3" min="-2" max="-2" attributes="0"/>
+                  <Component id="cancelBtn" alignment="3" min="-2" max="-2" attributes="0"/>
+              </Group>
+              <EmptySpace max="-2" attributes="0"/>
+          </Group>
+      </Group>
+    </DimensionLayout>
+  </Layout>
+  <SubComponents>
+    <Component class="javax.swing.JLabel" name="titleLbl">
+      <Properties>
+        <Property name="font" type="java.awt.Font" editor="org.netbeans.beaninfo.editors.FontEditor">
+          <Font name="Lucida Grande" size="18" style="0"/>
+        </Property>
+        <Property name="text" type="java.lang.String" value="Edit Book"/>
+      </Properties>
+    </Component>
+    <Component class="javax.swing.JLabel" name="idLbl">
+      <Properties>
+        <Property name="text" type="java.lang.String" value="ID :"/>
+      </Properties>
+    </Component>
+    <Component class="javax.swing.JLabel" name="nameLbl">
+      <Properties>
+        <Property name="text" type="java.lang.String" value="Name :"/>
+      </Properties>
+    </Component>
+    <Component class="javax.swing.JTextField" name="nameTxtField">
+    </Component>
+    <Component class="javax.swing.JButton" name="saveBtn">
+      <Properties>
+        <Property name="text" type="java.lang.String" value="Save"/>
+      </Properties>
+      <Events>
+        <EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="saveBtnActionPerformed"/>
+      </Events>
+    </Component>
+    <Component class="javax.swing.JButton" name="cancelBtn">
+      <Properties>
+        <Property name="text" type="java.lang.String" value="Cancel"/>
+      </Properties>
+      <Events>
+        <EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="cancelBtnActionPerformed"/>
+      </Events>
+    </Component>
+    <Component class="javax.swing.JLabel" name="statusLbl">
+      <Properties>
+        <Property name="text" type="java.lang.String" value="Status :"/>
+      </Properties>
+    </Component>
+    <Component class="javax.swing.JLabel" name="dueDateLbl">
+      <Properties>
+        <Property name="text" type="java.lang.String" value="Due Date :"/>
+      </Properties>
+    </Component>
+  </SubComponents>
+</Form>

src/main/java/libsys/EditBookDialog.java

@@ -0,0 +1,152 @@
+package libsys;
+
+public class EditBookDialog extends javax.swing.JDialog {
+
+    public EditBookDialog(java.awt.Frame parent, boolean modal, Book book) {
+        super(parent, modal);
+        initComponents();
+        this.book = book;
+        init();
+    }
+
+    @SuppressWarnings("unchecked")
+    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
+    private void initComponents() {
+
+        titleLbl = new javax.swing.JLabel();
+        idLbl = new javax.swing.JLabel();
+        nameLbl = new javax.swing.JLabel();
+        nameTxtField = new javax.swing.JTextField();
+        saveBtn = new javax.swing.JButton();
+        cancelBtn = new javax.swing.JButton();
+        statusLbl = new javax.swing.JLabel();
+        dueDateLbl = new javax.swing.JLabel();
+
+        setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE);
+
+        titleLbl.setFont(new java.awt.Font("Lucida Grande", 0, 18)); // NOI18N
+        titleLbl.setText("Edit Book");
+
+        idLbl.setText("ID :");
+
+        nameLbl.setText("Name :");
+
+        saveBtn.setText("Save");
+        saveBtn.addActionListener(new java.awt.event.ActionListener() {
+            public void actionPerformed(java.awt.event.ActionEvent evt) {
+                saveBtnActionPerformed(evt);
+            }
+        });
+
+        cancelBtn.setText("Cancel");
+        cancelBtn.addActionListener(new java.awt.event.ActionListener() {
+            public void actionPerformed(java.awt.event.ActionEvent evt) {
+                cancelBtnActionPerformed(evt);
+            }
+        });
+
+        statusLbl.setText("Status :");
+
+        dueDateLbl.setText("Due Date :");
+
+        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
+        getContentPane().setLayout(layout);
+        layout.setHorizontalGroup(
+            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+            .addGroup(layout.createSequentialGroup()
+                .addContainerGap()
+                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+                    .addGroup(layout.createSequentialGroup()
+                        .addComponent(saveBtn)
+                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 68, Short.MAX_VALUE)
+                        .addComponent(cancelBtn))
+                    .addGroup(layout.createSequentialGroup()
+                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+                            .addComponent(titleLbl)
+                            .addComponent(idLbl)
+                            .addComponent(statusLbl)
+                            .addComponent(dueDateLbl))
+                        .addGap(0, 0, Short.MAX_VALUE))
+                    .addGroup(layout.createSequentialGroup()
+                        .addComponent(nameLbl)
+                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
+                        .addComponent(nameTxtField)))
+                .addContainerGap())
+        );
+        layout.setVerticalGroup(
+            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+            .addGroup(layout.createSequentialGroup()
+                .addContainerGap()
+                .addComponent(titleLbl)
+                .addGap(18, 18, 18)
+                .addComponent(idLbl)
+                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
+                .addComponent(statusLbl)
+                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
+                .addComponent(dueDateLbl)
+                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
+                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
+                    .addComponent(nameLbl)
+                    .addComponent(nameTxtField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
+                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 18, Short.MAX_VALUE)
+                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
+                    .addComponent(saveBtn)
+                    .addComponent(cancelBtn))
+                .addContainerGap())
+        );
+
+        pack();
+    }// </editor-fold>//GEN-END:initComponents
+
+    private void cancelBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cancelBtnActionPerformed
+        doClose(false);
+    }//GEN-LAST:event_cancelBtnActionPerformed
+
+    private void saveBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_saveBtnActionPerformed
+        doClose(true);
+    }//GEN-LAST:event_saveBtnActionPerformed
+
+    private void init()
+    {
+        idLbl.setText("ID : " + (book.getId()));
+        dueDateLbl.setText("Due date : " + book.getDueDate()[0] + "/" + book.getDueDate()[1] + "/" + book.getDueDate()[2]);
+        statusLbl.setText("Status : " + book.getStatus());
+        nameTxtField.setText(book.getTitle());
+    }
+    
+    private void doClose(boolean toReturn)
+    {
+        if (toReturn)
+        {
+            returnStatus = toReturn;
+            newName = nameTxtField.getText();
+        }
+        setVisible(false);
+        dispose();
+    }
+    
+    public String getNewName()
+    {
+        return newName;
+    }
+    
+    public boolean getReturnStatus()
+    {
+        return returnStatus;
+    }
+
+    // Variables declaration - do not modify//GEN-BEGIN:variables
+    private javax.swing.JButton cancelBtn;
+    private javax.swing.JLabel dueDateLbl;
+    private javax.swing.JLabel idLbl;
+    private javax.swing.JLabel nameLbl;
+    private javax.swing.JTextField nameTxtField;
+    private javax.swing.JButton saveBtn;
+    private javax.swing.JLabel statusLbl;
+    private javax.swing.JLabel titleLbl;
+    // End of variables declaration//GEN-END:variables
+
+    private Book book;
+    private String newName;
+    private boolean returnStatus = false;
+}

src/main/java/libsys/EditUserDialog.form

@@ -0,0 +1,147 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+
+<Form version="1.3" maxVersion="1.9" type="org.netbeans.modules.form.forminfo.JDialogFormInfo">
+  <Properties>
+    <Property name="defaultCloseOperation" type="int" value="2"/>
+  </Properties>
+  <SyntheticProperties>
+    <SyntheticProperty name="formSizePolicy" type="int" value="1"/>
+    <SyntheticProperty name="generateCenter" type="boolean" value="false"/>
+  </SyntheticProperties>
+  <AuxValues>
+    <AuxValue name="FormSettings_autoResourcing" type="java.lang.Integer" value="0"/>
+    <AuxValue name="FormSettings_autoSetComponentName" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_generateFQN" type="java.lang.Boolean" value="true"/>
+    <AuxValue name="FormSettings_generateMnemonicsCode" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_i18nAutoMode" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_layoutCodeTarget" type="java.lang.Integer" value="1"/>
+    <AuxValue name="FormSettings_listenerGenerationStyle" type="java.lang.Integer" value="0"/>
+    <AuxValue name="FormSettings_variablesLocal" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_variablesModifier" type="java.lang.Integer" value="2"/>
+  </AuxValues>
+
+  <Layout>
+    <DimensionLayout dim="0">
+      <Group type="103" groupAlignment="0" attributes="0">
+          <Group type="102" attributes="0">
+              <EmptySpace max="-2" attributes="0"/>
+              <Group type="103" groupAlignment="0" attributes="0">
+                  <Group type="102" alignment="0" attributes="0">
+                      <Component id="nameLbl" min="-2" max="-2" attributes="0"/>
+                      <EmptySpace type="unrelated" max="-2" attributes="0"/>
+                      <Component id="nameTxtField" max="32767" attributes="0"/>
+                  </Group>
+                  <Group type="102" alignment="0" attributes="0">
+                      <Component id="limitLbl" min="-2" max="-2" attributes="0"/>
+                      <EmptySpace type="unrelated" max="-2" attributes="0"/>
+                      <Component id="limitTxtField" max="32767" attributes="0"/>
+                  </Group>
+                  <Group type="102" alignment="0" attributes="0">
+                      <Component id="saveBtn" min="-2" max="-2" attributes="0"/>
+                      <EmptySpace pref="68" max="32767" attributes="0"/>
+                      <Component id="cancelBtn" min="-2" max="-2" attributes="0"/>
+                  </Group>
+                  <Group type="102" attributes="0">
+                      <Group type="103" groupAlignment="0" attributes="0">
+                          <Component id="booksLbl" alignment="0" min="-2" max="-2" attributes="0"/>
+                          <Component id="titleLbl" alignment="0" min="-2" max="-2" attributes="0"/>
+                          <Component id="idLbl" alignment="0" min="-2" max="-2" attributes="0"/>
+                          <Component id="errorLbl" alignment="0" min="-2" max="-2" attributes="0"/>
+                      </Group>
+                      <EmptySpace min="0" pref="0" max="32767" attributes="0"/>
+                  </Group>
+              </Group>
+              <EmptySpace max="-2" attributes="0"/>
+          </Group>
+      </Group>
+    </DimensionLayout>
+    <DimensionLayout dim="1">
+      <Group type="103" groupAlignment="0" attributes="0">
+          <Group type="102" alignment="0" attributes="0">
+              <EmptySpace max="-2" attributes="0"/>
+              <Component id="titleLbl" min="-2" max="-2" attributes="0"/>
+              <EmptySpace type="separate" max="-2" attributes="0"/>
+              <Component id="idLbl" min="-2" max="-2" attributes="0"/>
+              <EmptySpace type="unrelated" max="-2" attributes="0"/>
+              <Component id="booksLbl" min="-2" max="-2" attributes="0"/>
+              <EmptySpace type="unrelated" max="-2" attributes="0"/>
+              <Group type="103" groupAlignment="3" attributes="0">
+                  <Component id="nameLbl" alignment="3" min="-2" max="-2" attributes="0"/>
+                  <Component id="nameTxtField" alignment="3" min="-2" max="-2" attributes="0"/>
+              </Group>
+              <EmptySpace type="unrelated" max="-2" attributes="0"/>
+              <Group type="103" groupAlignment="3" attributes="0">
+                  <Component id="limitLbl" alignment="3" min="-2" max="-2" attributes="0"/>
+                  <Component id="limitTxtField" alignment="3" min="-2" max="-2" attributes="0"/>
+              </Group>
+              <EmptySpace pref="12" max="32767" attributes="0"/>
+              <Component id="errorLbl" min="-2" max="-2" attributes="0"/>
+              <EmptySpace type="unrelated" max="-2" attributes="0"/>
+              <Group type="103" groupAlignment="3" attributes="0">
+                  <Component id="saveBtn" alignment="3" min="-2" max="-2" attributes="0"/>
+                  <Component id="cancelBtn" alignment="3" min="-2" max="-2" attributes="0"/>
+              </Group>
+              <EmptySpace max="-2" attributes="0"/>
+          </Group>
+      </Group>
+    </DimensionLayout>
+  </Layout>
+  <SubComponents>
+    <Component class="javax.swing.JLabel" name="titleLbl">
+      <Properties>
+        <Property name="font" type="java.awt.Font" editor="org.netbeans.beaninfo.editors.FontEditor">
+          <Font name="Lucida Grande" size="18" style="0"/>
+        </Property>
+        <Property name="text" type="java.lang.String" value="Edit User"/>
+      </Properties>
+    </Component>
+    <Component class="javax.swing.JLabel" name="idLbl">
+      <Properties>
+        <Property name="text" type="java.lang.String" value="ID :"/>
+      </Properties>
+    </Component>
+    <Component class="javax.swing.JLabel" name="booksLbl">
+      <Properties>
+        <Property name="text" type="java.lang.String" value="Books :"/>
+      </Properties>
+    </Component>
+    <Component class="javax.swing.JLabel" name="nameLbl">
+      <Properties>
+        <Property name="text" type="java.lang.String" value="Name :"/>
+      </Properties>
+    </Component>
+    <Component class="javax.swing.JTextField" name="nameTxtField">
+    </Component>
+    <Component class="javax.swing.JTextField" name="limitTxtField">
+    </Component>
+    <Component class="javax.swing.JLabel" name="limitLbl">
+      <Properties>
+        <Property name="text" type="java.lang.String" value="Limit :"/>
+      </Properties>
+    </Component>
+    <Component class="javax.swing.JButton" name="saveBtn">
+      <Properties>
+        <Property name="text" type="java.lang.String" value="Save"/>
+      </Properties>
+      <Events>
+        <EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="saveBtnActionPerformed"/>
+      </Events>
+    </Component>
+    <Component class="javax.swing.JButton" name="cancelBtn">
+      <Properties>
+        <Property name="text" type="java.lang.String" value="Cancel"/>
+      </Properties>
+      <Events>
+        <EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="cancelBtnActionPerformed"/>
+      </Events>
+    </Component>
+    <Component class="javax.swing.JLabel" name="errorLbl">
+      <Properties>
+        <Property name="text" type="java.lang.String" value="Limit must be a number!"/>
+      </Properties>
+      <AuxValues>
+        <AuxValue name="JavaCodeGenerator_InitCodePre" type="java.lang.String" value="errorLbl.setVisible(false);"/>
+      </AuxValues>
+    </Component>
+  </SubComponents>
+</Form>

src/main/java/libsys/EditUserDialog.java

@@ -0,0 +1,198 @@
+package libsys;
+
+public class EditUserDialog extends javax.swing.JDialog {
+
+    /**
+     * Creates new form EditUserDialog
+     */
+    public EditUserDialog(java.awt.Frame parent, boolean modal, User user, BookFactory books) {
+        super(parent, modal);
+        this.user = user;
+        this.books = books;
+        initComponents();
+        init();
+    }
+
+    /**
+     * 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.
+     */
+    @SuppressWarnings("unchecked")
+    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
+    private void initComponents() {
+
+        titleLbl = new javax.swing.JLabel();
+        idLbl = new javax.swing.JLabel();
+        booksLbl = new javax.swing.JLabel();
+        nameLbl = new javax.swing.JLabel();
+        nameTxtField = new javax.swing.JTextField();
+        limitTxtField = new javax.swing.JTextField();
+        limitLbl = new javax.swing.JLabel();
+        saveBtn = new javax.swing.JButton();
+        cancelBtn = new javax.swing.JButton();
+        errorLbl = new javax.swing.JLabel();
+
+        setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE);
+
+        titleLbl.setFont(new java.awt.Font("Lucida Grande", 0, 18)); // NOI18N
+        titleLbl.setText("Edit User");
+
+        idLbl.setText("ID :");
+
+        booksLbl.setText("Books :");
+
+        nameLbl.setText("Name :");
+
+        limitLbl.setText("Limit :");
+
+        saveBtn.setText("Save");
+        saveBtn.addActionListener(new java.awt.event.ActionListener() {
+            public void actionPerformed(java.awt.event.ActionEvent evt) {
+                saveBtnActionPerformed(evt);
+            }
+        });
+
+        cancelBtn.setText("Cancel");
+        cancelBtn.addActionListener(new java.awt.event.ActionListener() {
+            public void actionPerformed(java.awt.event.ActionEvent evt) {
+                cancelBtnActionPerformed(evt);
+            }
+        });
+
+        errorLbl.setVisible(false);
+        errorLbl.setText("Limit must be a number!");
+
+        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
+        getContentPane().setLayout(layout);
+        layout.setHorizontalGroup(
+            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+            .addGroup(layout.createSequentialGroup()
+                .addContainerGap()
+                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+                    .addGroup(layout.createSequentialGroup()
+                        .addComponent(nameLbl)
+                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
+                        .addComponent(nameTxtField))
+                    .addGroup(layout.createSequentialGroup()
+                        .addComponent(limitLbl)
+                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
+                        .addComponent(limitTxtField))
+                    .addGroup(layout.createSequentialGroup()
+                        .addComponent(saveBtn)
+                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 68, Short.MAX_VALUE)
+                        .addComponent(cancelBtn))
+                    .addGroup(layout.createSequentialGroup()
+                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+                            .addComponent(booksLbl)
+                            .addComponent(titleLbl)
+                            .addComponent(idLbl)
+                            .addComponent(errorLbl))
+                        .addGap(0, 0, Short.MAX_VALUE)))
+                .addContainerGap())
+        );
+        layout.setVerticalGroup(
+            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+            .addGroup(layout.createSequentialGroup()
+                .addContainerGap()
+                .addComponent(titleLbl)
+                .addGap(18, 18, 18)
+                .addComponent(idLbl)
+                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
+                .addComponent(booksLbl)
+                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
+                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
+                    .addComponent(nameLbl)
+                    .addComponent(nameTxtField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
+                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
+                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
+                    .addComponent(limitLbl)
+                    .addComponent(limitTxtField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
+                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 12, Short.MAX_VALUE)
+                .addComponent(errorLbl)
+                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
+                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
+                    .addComponent(saveBtn)
+                    .addComponent(cancelBtn))
+                .addContainerGap())
+        );
+
+        pack();
+    }// </editor-fold>//GEN-END:initComponents
+
+    private void saveBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_saveBtnActionPerformed
+        doClose(true);
+    }//GEN-LAST:event_saveBtnActionPerformed
+
+    private void cancelBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cancelBtnActionPerformed
+        doClose(false);
+    }//GEN-LAST:event_cancelBtnActionPerformed
+
+    private void init()
+    {
+        idLbl.setText("ID : " + (user.getId()));
+        String bookString = "Books : ";
+        int [] bookIds = user.bookStatus();
+        for (int i = 0; i < bookIds.length; i++)
+        {
+            bookString += (books.getBook(bookIds[i]) + " ");
+        }
+        booksLbl.setText(bookString);
+        limitTxtField.setText(String.valueOf(user.getLimit()));
+        nameTxtField.setText(user.getName());
+    }
+    
+    private void doClose(boolean toReturn)
+    {
+        if (toReturn)
+        {
+            try
+            {
+                newLimit = Integer.parseInt(limitTxtField.getText());
+            }
+            catch (Exception e)
+            {
+                errorLbl.setVisible(true);
+                return;
+            }
+            returnStatus = toReturn;
+            newName = nameTxtField.getText();
+        }
+        setVisible(false);
+        dispose();
+    }
+    
+    public boolean getReturnStatus()
+    {
+        return returnStatus;
+    }
+    
+    public String getNewName()
+    {
+        return newName;
+    }
+    
+    public int getNewLimit()
+    {
+        return newLimit;
+    }
+
+    // Variables declaration - do not modify//GEN-BEGIN:variables
+    private javax.swing.JLabel booksLbl;
+    private javax.swing.JButton cancelBtn;
+    private javax.swing.JLabel errorLbl;
+    private javax.swing.JLabel idLbl;
+    private javax.swing.JLabel limitLbl;
+    private javax.swing.JTextField limitTxtField;
+    private javax.swing.JLabel nameLbl;
+    private javax.swing.JTextField nameTxtField;
+    private javax.swing.JButton saveBtn;
+    private javax.swing.JLabel titleLbl;
+    // End of variables declaration//GEN-END:variables
+
+    private User user;
+    private BookFactory books;
+    private boolean returnStatus;
+    private String newName;
+    private int newLimit;
+}

src/main/java/libsys/Main.java

@@ -1,7 +1,7 @@
 package libsys;
 /*
  *  Written by : Bin Hong Lee
- *  Last edited : 5/30/2017
+ *  Last edited : 6/2/2017
  */
 
 class Main

src/main/java/libsys/MainGUI.form

@@ -33,9 +33,8 @@
     <DimensionLayout dim="1">
       <Group type="103" groupAlignment="0" attributes="0">
           <Group type="102" alignment="0" attributes="0">
-              <EmptySpace max="-2" attributes="0"/>
-              <Component id="mainPanel" min="-2" max="-2" attributes="0"/>
               <EmptySpace max="32767" attributes="0"/>
+              <Component id="mainPanel" min="-2" max="-2" attributes="0"/>
           </Group>
       </Group>
     </DimensionLayout>
@@ -52,15 +51,12 @@
               <Group type="102" attributes="0">
                   <EmptySpace max="-2" attributes="0"/>
                   <Group type="103" groupAlignment="0" attributes="0">
-                      <Group type="102" attributes="0">
-                          <Component id="jTabbedPane" max="32767" attributes="0"/>
-                          <EmptySpace max="-2" attributes="0"/>
-                      </Group>
+                      <Component id="jTabbedPane" pref="0" max="32767" attributes="0"/>
                       <Group type="102" attributes="0">
                           <Component id="nameLabel" min="-2" max="-2" attributes="0"/>
                           <EmptySpace min="0" pref="0" max="32767" attributes="0"/>
                       </Group>
-                      <Group type="102" attributes="0">
+                      <Group type="102" alignment="0" attributes="0">
                           <Component id="createBookBtn" min="-2" pref="130" max="-2" attributes="0"/>
                           <EmptySpace max="-2" attributes="0"/>
                           <Component id="createUserBtn" min="-2" pref="130" max="-2" attributes="0"/>
@@ -68,30 +64,23 @@
                           <Component id="settingsBtn" min="-2" max="-2" attributes="0"/>
                       </Group>
                   </Group>
+                  <EmptySpace max="-2" attributes="0"/>
               </Group>
           </Group>
         </DimensionLayout>
         <DimensionLayout dim="1">
           <Group type="103" groupAlignment="0" attributes="0">
               <Group type="102" alignment="1" attributes="0">
-                  <EmptySpace max="-2" attributes="0"/>
                   <Component id="nameLabel" min="-2" pref="59" max="-2" attributes="0"/>
                   <EmptySpace type="unrelated" max="-2" attributes="0"/>
                   <Component id="jTabbedPane" min="-2" max="-2" attributes="0"/>
-                  <Group type="103" groupAlignment="0" attributes="0">
-                      <Group type="102" attributes="0">
-                          <EmptySpace min="-2" pref="10" max="-2" attributes="0"/>
-                          <Group type="103" groupAlignment="3" attributes="0">
-                              <Component id="createBookBtn" alignment="3" max="32767" attributes="0"/>
-                              <Component id="createUserBtn" alignment="3" max="32767" attributes="0"/>
-                          </Group>
-                      </Group>
-                      <Group type="102" alignment="1" attributes="0">
-                          <EmptySpace max="32767" attributes="0"/>
-                          <Component id="settingsBtn" min="-2" max="-2" attributes="0"/>
-                      </Group>
-                  </Group>
                   <EmptySpace max="-2" attributes="0"/>
+                  <Group type="103" groupAlignment="3" attributes="0">
+                      <Component id="createBookBtn" alignment="3" max="32767" attributes="0"/>
+                      <Component id="createUserBtn" alignment="3" max="32767" attributes="0"/>
+                      <Component id="settingsBtn" alignment="3" min="-2" max="-2" attributes="0"/>
+                  </Group>
+                  <EmptySpace min="-2" max="-2" attributes="0"/>
               </Group>
           </Group>
         </DimensionLayout>
@@ -127,9 +116,13 @@
                                       <Component id="bookStatus" alignment="0" min="-2" max="-2" attributes="0"/>
                                       <Component id="bookMgtLabel" alignment="0" min="-2" max="-2" attributes="0"/>
                                       <Component id="bookID" alignment="0" min="-2" max="-2" attributes="0"/>
-                                      <Component id="bookDueDate" alignment="0" min="-2" max="-2" attributes="0"/>
                                   </Group>
-                                  <EmptySpace min="0" pref="229" max="32767" attributes="0"/>
+                                  <EmptySpace min="0" pref="214" max="32767" attributes="0"/>
+                              </Group>
+                              <Group type="102" alignment="0" attributes="0">
+                                  <Component id="bookDueDate" min="-2" max="-2" attributes="0"/>
+                                  <EmptySpace max="32767" attributes="0"/>
+                                  <Component id="editBookBtn" min="-2" max="-2" attributes="0"/>
                               </Group>
                           </Group>
                           <EmptySpace max="-2" attributes="0"/>
@@ -153,7 +146,10 @@
                           <EmptySpace type="unrelated" max="-2" attributes="0"/>
                           <Component id="bookStatus" min="-2" max="-2" attributes="0"/>
                           <EmptySpace type="unrelated" max="-2" attributes="0"/>
-                          <Component id="bookDueDate" min="-2" max="-2" attributes="0"/>
+                          <Group type="103" groupAlignment="3" attributes="0">
+                              <Component id="bookDueDate" alignment="3" min="-2" max="-2" attributes="0"/>
+                              <Component id="editBookBtn" alignment="3" min="-2" max="-2" attributes="0"/>
+                          </Group>
                           <EmptySpace pref="88" max="32767" attributes="0"/>
                       </Group>
                   </Group>
@@ -198,6 +194,17 @@
                     <Property name="text" type="java.lang.String" value="Due Date :"/>
                   </Properties>
                 </Component>
+                <Component class="javax.swing.JButton" name="editBookBtn">
+                  <Properties>
+                    <Property name="text" type="java.lang.String" value="Edit"/>
+                  </Properties>
+                  <Events>
+                    <EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="editBookBtnActionPerformed"/>
+                  </Events>
+                  <AuxValues>
+                    <AuxValue name="JavaCodeGenerator_InitCodePre" type="java.lang.String" value="editBookBtn.setVisible(false);"/>
+                  </AuxValues>
+                </Component>
               </SubComponents>
             </Container>
             <Container class="javax.swing.JPanel" name="userPanel">
@@ -221,17 +228,23 @@
                                   <EmptySpace type="unrelated" max="-2" attributes="0"/>
                                   <Component id="userSearchBtn" min="-2" max="-2" attributes="0"/>
                               </Group>
+                              <Component id="returnBtn" alignment="0" max="32767" attributes="0"/>
                               <Group type="102" attributes="0">
                                   <Group type="103" groupAlignment="0" attributes="0">
-                                      <Component id="userID" alignment="0" min="-2" max="-2" attributes="0"/>
                                       <Component id="userMgtLabel" alignment="0" min="-2" max="-2" attributes="0"/>
                                       <Component id="userName" alignment="0" min="-2" max="-2" attributes="0"/>
                                       <Component id="userBooks" alignment="0" min="-2" max="-2" attributes="0"/>
+                                  </Group>
+                                  <EmptySpace min="0" pref="219" max="32767" attributes="0"/>
+                              </Group>
+                              <Group type="102" alignment="0" attributes="0">
+                                  <Group type="103" groupAlignment="0" attributes="0">
+                                      <Component id="userID" alignment="0" min="-2" max="-2" attributes="0"/>
                                       <Component id="userLimit" alignment="0" min="-2" max="-2" attributes="0"/>
                                   </Group>
-                                  <EmptySpace min="0" pref="234" max="32767" attributes="0"/>
+                                  <EmptySpace max="32767" attributes="0"/>
+                                  <Component id="editUserBtn" min="-2" max="-2" attributes="0"/>
                               </Group>
-                              <Component id="returnBtn" alignment="0" max="32767" attributes="0"/>
                           </Group>
                           <EmptySpace max="-2" attributes="0"/>
                       </Group>
@@ -250,14 +263,19 @@
                           <EmptySpace max="-2" attributes="0"/>
                           <Component id="userName" min="-2" max="-2" attributes="0"/>
                           <EmptySpace type="unrelated" max="-2" attributes="0"/>
-                          <Component id="userID" min="-2" max="-2" attributes="0"/>
-                          <EmptySpace type="unrelated" max="-2" attributes="0"/>
-                          <Component id="userLimit" min="-2" max="-2" attributes="0"/>
+                          <Group type="103" groupAlignment="1" attributes="0">
+                              <Group type="102" attributes="0">
+                                  <Component id="userID" min="-2" max="-2" attributes="0"/>
+                                  <EmptySpace type="unrelated" max="-2" attributes="0"/>
+                                  <Component id="userLimit" min="-2" max="-2" attributes="0"/>
+                              </Group>
+                              <Component id="editUserBtn" min="-2" max="-2" attributes="0"/>
+                          </Group>
                           <EmptySpace type="unrelated" max="-2" attributes="0"/>
                           <Component id="userBooks" min="-2" max="-2" attributes="0"/>
-                          <EmptySpace type="unrelated" max="-2" attributes="0"/>
+                          <EmptySpace pref="28" max="32767" attributes="0"/>
                           <Component id="rentBtn" min="-2" max="-2" attributes="0"/>
-                          <EmptySpace max="32767" attributes="0"/>
+                          <EmptySpace max="-2" attributes="0"/>
                           <Component id="returnBtn" min="-2" max="-2" attributes="0"/>
                           <EmptySpace max="-2" attributes="0"/>
                       </Group>
@@ -325,6 +343,17 @@
                     <AuxValue name="JavaCodeGenerator_ListenersCodePost" type="java.lang.String" value="returnBtn.setVisible(false);"/>
                   </AuxValues>
                 </Component>
+                <Component class="javax.swing.JButton" name="editUserBtn">
+                  <Properties>
+                    <Property name="text" type="java.lang.String" value="Edit"/>
+                  </Properties>
+                  <Events>
+                    <EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="editUserBtnActionPerformed"/>
+                  </Events>
+                  <AuxValues>
+                    <AuxValue name="JavaCodeGenerator_InitCodePre" type="java.lang.String" value="editUserBtn.setVisible(false);"/>
+                  </AuxValues>
+                </Component>
               </SubComponents>
             </Container>
           </SubComponents>

src/main/java/libsys/MainGUI.java

@@ -10,6 +10,10 @@ public class MainGUI extends javax.swing.JFrame
 {
     Handler handler;
     Settings settings;
+    Book book;
+    User user;
+    boolean bookExist = false;
+    boolean userExist = false;
 
     public MainGUI(Handler handler, Settings settings)
     {
@@ -32,6 +36,7 @@ public class MainGUI extends javax.swing.JFrame
         bookStatus = new javax.swing.JLabel();
         bookID = new javax.swing.JLabel();
         bookDueDate = new javax.swing.JLabel();
+        editBookBtn = new javax.swing.JButton();
         userPanel = new javax.swing.JPanel();
         userMgtLabel = new javax.swing.JLabel();
         userSearch = new javax.swing.JTextField();
@@ -42,6 +47,7 @@ public class MainGUI extends javax.swing.JFrame
         userBooks = new javax.swing.JLabel();
         rentBtn = new javax.swing.JButton();
         returnBtn = new javax.swing.JButton();
+        editUserBtn = new javax.swing.JButton();
         nameLabel = new javax.swing.JLabel();
         createBookBtn = new javax.swing.JButton();
         createUserBtn = new javax.swing.JButton();
@@ -70,6 +76,14 @@ public class MainGUI extends javax.swing.JFrame
 
         bookDueDate.setText("Due Date :");
 
+        editBookBtn.setVisible(false);
+        editBookBtn.setText("Edit");
+        editBookBtn.addActionListener(new java.awt.event.ActionListener() {
+            public void actionPerformed(java.awt.event.ActionEvent evt) {
+                editBookBtnActionPerformed(evt);
+            }
+        });
+
         javax.swing.GroupLayout bookPanelLayout = new javax.swing.GroupLayout(bookPanel);
         bookPanel.setLayout(bookPanelLayout);
         bookPanelLayout.setHorizontalGroup(
@@ -86,9 +100,12 @@ public class MainGUI extends javax.swing.JFrame
                             .addComponent(bookTitle)
                             .addComponent(bookStatus)
                             .addComponent(bookMgtLabel)
-                            .addComponent(bookID)
-                            .addComponent(bookDueDate))
-                        .addGap(0, 229, Short.MAX_VALUE)))
+                            .addComponent(bookID))
+                        .addGap(0, 214, Short.MAX_VALUE))
+                    .addGroup(bookPanelLayout.createSequentialGroup()
+                        .addComponent(bookDueDate)
+                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
+                        .addComponent(editBookBtn)))
                 .addContainerGap())
         );
         bookPanelLayout.setVerticalGroup(
@@ -107,7 +124,9 @@ public class MainGUI extends javax.swing.JFrame
                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                 .addComponent(bookStatus)
                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
-                .addComponent(bookDueDate)
+                .addGroup(bookPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
+                    .addComponent(bookDueDate)
+                    .addComponent(editBookBtn))
                 .addContainerGap(88, Short.MAX_VALUE))
         );
 
@@ -148,6 +167,14 @@ public class MainGUI extends javax.swing.JFrame
         });
         returnBtn.setVisible(false);
 
+        editUserBtn.setVisible(false);
+        editUserBtn.setText("Edit");
+        editUserBtn.addActionListener(new java.awt.event.ActionListener() {
+            public void actionPerformed(java.awt.event.ActionEvent evt) {
+                editUserBtnActionPerformed(evt);
+            }
+        });
+
         javax.swing.GroupLayout userPanelLayout = new javax.swing.GroupLayout(userPanel);
         userPanel.setLayout(userPanelLayout);
         userPanelLayout.setHorizontalGroup(
@@ -160,15 +187,19 @@ public class MainGUI extends javax.swing.JFrame
                         .addComponent(userSearch)
                         .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                         .addComponent(userSearchBtn))
+                    .addComponent(returnBtn, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                     .addGroup(userPanelLayout.createSequentialGroup()
                         .addGroup(userPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
-                            .addComponent(userID)
                             .addComponent(userMgtLabel)
                             .addComponent(userName)
-                            .addComponent(userBooks)
+                            .addComponent(userBooks))
+                        .addGap(0, 219, Short.MAX_VALUE))
+                    .addGroup(userPanelLayout.createSequentialGroup()
+                        .addGroup(userPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+                            .addComponent(userID)
                             .addComponent(userLimit))
-                        .addGap(0, 234, Short.MAX_VALUE))
-                    .addComponent(returnBtn, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
+                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
+                        .addComponent(editUserBtn)))
                 .addContainerGap())
         );
         userPanelLayout.setVerticalGroup(
@@ -183,14 +214,17 @@ public class MainGUI extends javax.swing.JFrame
                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                 .addComponent(userName)
                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
-                .addComponent(userID)
-                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
-                .addComponent(userLimit)
+                .addGroup(userPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
+                    .addGroup(userPanelLayout.createSequentialGroup()
+                        .addComponent(userID)
+                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
+                        .addComponent(userLimit))
+                    .addComponent(editUserBtn))
                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                 .addComponent(userBooks)
-                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
+                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 28, Short.MAX_VALUE)
                 .addComponent(rentBtn)
-                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
+                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                 .addComponent(returnBtn)
                 .addContainerGap())
         );
@@ -228,9 +262,7 @@ public class MainGUI extends javax.swing.JFrame
             .addGroup(mainPanelLayout.createSequentialGroup()
                 .addContainerGap()
                 .addGroup(mainPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
-                    .addGroup(mainPanelLayout.createSequentialGroup()
-                        .addComponent(jTabbedPane)
-                        .addContainerGap())
+                    .addComponent(jTabbedPane, javax.swing.GroupLayout.PREFERRED_SIZE, 0, Short.MAX_VALUE)
                     .addGroup(mainPanelLayout.createSequentialGroup()
                         .addComponent(nameLabel)
                         .addGap(0, 0, Short.MAX_VALUE))
@@ -239,24 +271,20 @@ public class MainGUI extends javax.swing.JFrame
                         .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                         .addComponent(createUserBtn, javax.swing.GroupLayout.PREFERRED_SIZE, 130, javax.swing.GroupLayout.PREFERRED_SIZE)
                         .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
-                        .addComponent(settingsBtn))))
+                        .addComponent(settingsBtn)))
+                .addContainerGap())
         );
         mainPanelLayout.setVerticalGroup(
             mainPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
             .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, mainPanelLayout.createSequentialGroup()
-                .addContainerGap()
                 .addComponent(nameLabel, javax.swing.GroupLayout.PREFERRED_SIZE, 59, javax.swing.GroupLayout.PREFERRED_SIZE)
                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                 .addComponent(jTabbedPane, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
-                .addGroup(mainPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
-                    .addGroup(mainPanelLayout.createSequentialGroup()
-                        .addGap(10, 10, 10)
-                        .addGroup(mainPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
-                            .addComponent(createBookBtn, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
-                            .addComponent(createUserBtn, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))
-                    .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, mainPanelLayout.createSequentialGroup()
-                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
-                        .addComponent(settingsBtn)))
+                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
+                .addGroup(mainPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
+                    .addComponent(createBookBtn, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
+                    .addComponent(createUserBtn, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
+                    .addComponent(settingsBtn))
                 .addContainerGap())
         );
 
@@ -272,33 +300,31 @@ public class MainGUI extends javax.swing.JFrame
         layout.setVerticalGroup(
             layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
             .addGroup(layout.createSequentialGroup()
-                .addContainerGap()
-                .addComponent(mainPanel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
-                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
+                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
+                .addComponent(mainPanel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
         );
 
         pack();
     }// </editor-fold>//GEN-END:initComponents
 
-    private void returnBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_returnBtnActionPerformed
+    private void settingsBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_settingsBtnActionPerformed
+        SettingsDialog settingsUI = new SettingsDialog(this, true, settings);
 
-        User thisUser = handler.users.getUser(Integer.parseInt(userSearch.getText()));
-        ReturnDialog toReturnUI = new ReturnDialog(this, true, handler, thisUser.getId());
-        toReturnUI.setVisible(true);
-        int toReturnID = toReturnUI.getReturnStatus();
+        settingsUI.setVisible(true);
 
-        if (toReturnID != -1)
+        if (settingsUI.getReturnStatus() != -1)
         {
-          handler.returnBook(thisUser, handler.books.getBook(toReturnID));
-          userSearchBtnActionPerformed(evt);
-          bookSearchBtnActionPerformed(evt);
+            settings.update(settings.getKey(0), settingsUI.getTitle());
+            settings.update(settings.getKey(1), settingsUI.getUsersFilename());
+            settings.update(settings.getKey(2), settingsUI.getBooksFilename());
+            nameLabel.setText(settingsUI.getTitle());
         }
-    }//GEN-LAST:event_returnBtnActionPerformed
+    }//GEN-LAST:event_settingsBtnActionPerformed
 
     private void createUserBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_createUserBtnActionPerformed
         NewUserDialog newUserUI = new NewUserDialog(this, true);
         newUserUI.setVisible(true);
-        
+
         if (newUserUI.getReturnStatus() != -1)
         {
             userSearch.setText(String.valueOf(handler.users.newUser(newUserUI.getName(), newUserUI.getLimit()).getId()));
@@ -309,7 +335,7 @@ public class MainGUI extends javax.swing.JFrame
     private void createBookBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_createBookBtnActionPerformed
         NewBookDialog newBookUI = new NewBookDialog(this, true);
         newBookUI.setVisible(true);
-        
+
         if (newBookUI.getReturnStatus() != -1)
         {
             bookSearch.setText(String.valueOf(handler.books.newBook(newBookUI.getName(), newBookUI.getStatus()).getId()));
@@ -317,22 +343,35 @@ public class MainGUI extends javax.swing.JFrame
         }
     }//GEN-LAST:event_createBookBtnActionPerformed
 
-    private void settingsBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_settingsBtnActionPerformed
-        SettingsDialog settingsUI = new SettingsDialog(this, true, settings);
+    private void editUserBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_editUserBtnActionPerformed
+        EditUserDialog editUserDialog = new EditUserDialog(this, true, user, handler.books);
+        editUserDialog.setVisible(true);
         
-        settingsUI.setVisible(true);
+        if (editUserDialog.getReturnStatus())
+        {
+            User newUser = user;
+            user.setName(editUserDialog.getNewName());
+            user.setLimit(editUserDialog.getNewLimit());
+        }
         
-        if (settingsUI.getReturnStatus() != -1)
+        userSearchBtnActionPerformed(evt);
+    }//GEN-LAST:event_editUserBtnActionPerformed
+
+    private void returnBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_returnBtnActionPerformed
+        User thisUser = handler.users.getUser(Integer.parseInt(userSearch.getText()));
+        ReturnDialog toReturnUI = new ReturnDialog(this, true, handler, thisUser.getId());
+        toReturnUI.setVisible(true);
+        int toReturnID = toReturnUI.getReturnStatus();
+
+        if (toReturnID != -1)
         {
-            settings.update(settings.getKey(0), settingsUI.getTitle());
-            settings.update(settings.getKey(1), settingsUI.getUsersFilename());
-            settings.update(settings.getKey(2), settingsUI.getBooksFilename());
-            nameLabel.setText(settingsUI.getTitle());
+            handler.returnBook(thisUser, handler.books.getBook(toReturnID));
+            userSearchBtnActionPerformed(evt);
+            bookSearchBtnActionPerformed(evt);
         }
-    }//GEN-LAST:event_settingsBtnActionPerformed
+    }//GEN-LAST:event_returnBtnActionPerformed
 
-    private void rentBtnActionPerformed(java.awt.event.ActionEvent evt)
-    {
+    private void rentBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_rentBtnActionPerformed
         User thisUser = handler.users.getUser(Integer.parseInt(userSearch.getText()));
         RentDialog toRentUI = new RentDialog(this, true, handler);
         toRentUI.setVisible(true);
@@ -343,8 +382,20 @@ public class MainGUI extends javax.swing.JFrame
           handler.borrowBook(thisUser, handler.books.getBook(toRentID));
           userSearchBtnActionPerformed(evt);
           bookSearchBtnActionPerformed(evt);
+        }    }//GEN-LAST:event_rentBtnActionPerformed
+
+    private void editBookBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_editBookBtnActionPerformed
+        EditBookDialog editBookDialog = new EditBookDialog(this, true, book);
+        editBookDialog.setVisible(true);
+        
+        if (editBookDialog.getReturnStatus())
+        {
+            Book newBook = book;
+            book.setTitle(editBookDialog.getNewName());
+            handler.books.update(book, newBook);
         }
-    }
+        bookSearchBtnActionPerformed(evt);
+    }//GEN-LAST:event_editBookBtnActionPerformed
 
     private void bookSearchBtnActionPerformed(ActionEvent evt)
     {
@@ -362,6 +413,9 @@ public class MainGUI extends javax.swing.JFrame
             {
                 bookDueDate.setText("Due date : ");
             }
+            book = thisBook;
+            bookExist = true;
+            editBookBtn.setVisible(true);
         }
         catch (Exception e)
         {
@@ -369,6 +423,8 @@ public class MainGUI extends javax.swing.JFrame
             bookTitle.setText("");
             bookStatus.setText("");
             bookDueDate.setText("");
+            bookExist = false;
+            editBookBtn.setVisible(false);
         }
     }
 
@@ -383,6 +439,9 @@ public class MainGUI extends javax.swing.JFrame
             userBooks.setText("Books : " + handler.bookIdsToTitlesString(thisUser.bookStatus()));
             rentBtn.setVisible(thisUser.status());
             returnBtn.setVisible(thisUser.bookStatus().length > 0);
+            editUserBtn.setVisible(true);
+            user = thisUser;
+            userExist = true;
         }
         catch (Exception e)
         {
@@ -392,6 +451,8 @@ public class MainGUI extends javax.swing.JFrame
             userBooks.setText("");
             rentBtn.setVisible(false);
             returnBtn.setVisible(false);
+            userExist = false;
+            editUserBtn.setVisible(false);
         }
     }
 
@@ -406,6 +467,8 @@ public class MainGUI extends javax.swing.JFrame
     private javax.swing.JLabel bookTitle;
     private javax.swing.JButton createBookBtn;
     private javax.swing.JButton createUserBtn;
+    private javax.swing.JButton editBookBtn;
+    private javax.swing.JButton editUserBtn;
     private javax.swing.JTabbedPane jTabbedPane;
     private javax.swing.JPanel mainPanel;
     private javax.swing.JLabel nameLabel;

src/main/java/libsys/User.java

@@ -1,7 +1,7 @@
 package libsys;
 /*
  *  Written by : Bin Hong Lee
- *  Last edited : 5/28/2017
+ *  Last edited : 6/3/2017
  */
 
 import java.util.*;
@@ -43,11 +43,16 @@ class User
     return limit;
   }
 
-  public void setName()
+  public void setName(String name)
   {
     this.name = name;
   }
 
+  public void setLimit(int limit)
+  {
+    this.limit = limit;
+  }
+
   public boolean status()
   {
     if (books.size() < limit)