appClientModule/gui/ConstantPoolPropPane.java · magicdmer/ClassEditor

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ClassEditor

appClientModule

gui

ConstantPoolPropPane.java

ConstantPoolPropPane.java 37.51 KB

/*
 * ConstantPoolPropPane.java
 *
 * Created on September 30, 2001, 3:59 PM
 *
 * Modification Log:
 * 1.00 30th Sep 2001 Tanmay Original version.
 * 1.01 30th Jan 2002 Tanmay Implemented toggle modify mode.
 *-----------------------------------------------------------------------------------------
 * 10th Sep 2003 Tanmay Moved to SourceForge (http://classeditor.sourceforge.net)
 *-----------------------------------------------------------------------------------------
 */

package gui;

import classfile.ClassFile;
import classfile.ConstantPoolInfo;
import guihelper.*;
import javax.swing.*;
import javax.swing.table.TableColumn;

/**
 * Copyright (C) 2002-2003 Tanmay K. Mohapatra
 * <br>
 *
 * @author 	Tanmay K. Mohapatra
 * @version 1.00, 30th January, 2002
 */
public class ConstantPoolPropPane extends javax.swing.JPanel {
 private ClassFile currClassFile;
 private int iFilterTag;
 private ConstantPoolInfo prevConstPoolEntry;
 private boolean bEditable;
 static String sClassDesc = "The name_index item points to a Utf8 structure representing a valid fully qualified Java class name.";
 static String sRefDesc = "The class_index item points to a Class structure representing the class or interface type that contains the declaration of the field or method. The name_and_type_index item points to the name and descriptor of the field or method.";
 static String sStringDesc = "The string_index item points to a Utf8 structure";
 static String sIntFltDesc = "Four bytes of data holding the value.";
 static String sLongDoubleDesc = "Eight bytes of data holding the value.";
 static String sNameAndTypeDesc = "The name_index points to a Utf8 structure denoting the field or method name. The descriptor_index points points to a Utf8 structure denoting a valid field or method descriptor.";
 static String sUtfDesc = "String in Utf format. Utf format stores the length and the data after that.";
 
 /** Creates new form ConstantPoolPropPane */
 public ConstantPoolPropPane() {
 initComponents();
 iFilterTag = ConstPoolTableModel.NO_FILTER;
 }
 
 public void setModifyMode(boolean bEditableIn) {
 bEditable = bEditableIn;
 cmbPoolEntryType.setEnabled(bEditable);
 txtStringIndex.setEnabled(bEditable);
 txtClassIndex.setEnabled(bEditable);
 txtNameAndTypeIndex.setEnabled(bEditable);
 txtNameIndex.setEnabled(bEditable);
 txtDescriptorIndex.setEnabled(bEditable);
 txtValue.setEnabled(bEditable);
 btnAddNew.setEnabled(bEditable);
 btnModify.setEnabled(bEditable);
 btnDelete.setEnabled(bEditable);
 }
 
 void clear() {
 tblConstPool.setModel(new ConstPoolTableModel(null));
 cmbPoolEntryType.setSelectedIndex(0);
 cmbFilter.setSelectedIndex(0);
 txtStringIndex.setText("");
 txtClassIndex.setText("");
 txtNameAndTypeIndex.setText("");
 txtNameIndex.setText("");
 txtDescriptorIndex.setText("");
 txtValue.setText("");
 cmbJumpTo.setEditable(true);
 cmbJumpTo.setModel(new DefaultComboBoxModel());
 txtPoolTypeDesc.setText("");
 txtConstPoolSearch.setText("");
 prevConstPoolEntry = null;
 }
 
 void refresh() {
 clear();
 if(null == currClassFile) return;
 
 TableColumn thisCol;
 ConstPoolTableModel thisModel = new ConstPoolTableModel(currClassFile.constantPool);
 thisModel.setFilter(iFilterTag);
 thisModel.applyFilter();
 tblConstPool.setModel(thisModel);
 
 thisCol = tblConstPool.getColumnModel().getColumn(0);
 thisCol.setPreferredWidth(30);
 thisCol.setMaxWidth(100);
 
 thisCol = tblConstPool.getColumnModel().getColumn(1);
 thisCol.setPreferredWidth(15);
 thisCol.setMaxWidth(60);
 
 thisCol = tblConstPool.getColumnModel().getColumn(2);
 thisCol.setPreferredWidth(400);
 thisCol.setMaxWidth(1000);
 
 tblConstPool.changeSelection(0, 1, false, false);
 
 setConstantPoolTypeSelector(cmbFilter, iFilterTag);
 }
 
 void setClassFile(ClassFile classFile) {
 currClassFile = classFile;
 }
 
 private void setConstantPoolTypeSelector(JComboBox cmbThis, int iTag) {
 switch(iTag) {
 case ConstantPoolInfo.CONSTANT_Class:
 cmbThis.setSelectedIndex(1);
 break;
 case ConstantPoolInfo.CONSTANT_Double:
 cmbThis.setSelectedIndex(2);
 break;
 case ConstantPoolInfo.CONSTANT_Fieldref:
 cmbThis.setSelectedIndex(3);
 break;
 case ConstantPoolInfo.CONSTANT_Float:
 cmbThis.setSelectedIndex(4);
 break;
 case ConstantPoolInfo.CONSTANT_Integer:
 cmbThis.setSelectedIndex(5);
 break;
 case ConstantPoolInfo.CONSTANT_InterfaceMethodref:
 cmbThis.setSelectedIndex(6);
 break;
 case ConstantPoolInfo.CONSTANT_Long:
 cmbThis.setSelectedIndex(7);
 break;
 case ConstantPoolInfo.CONSTANT_Methodref:
 cmbThis.setSelectedIndex(8);
 break;
 case ConstantPoolInfo.CONSTANT_NameAndType:
 cmbThis.setSelectedIndex(9);
 break;
 case ConstantPoolInfo.CONSTANT_String:
 cmbThis.setSelectedIndex(10);
 break;
 case ConstantPoolInfo.CONSTANT_Utf8:
 cmbThis.setSelectedIndex(11);
 break;
 default:
 cmbThis.setSelectedIndex(0);
 break;
 }
 }
 
 private void searchPool() {
 if (null == currClassFile) return;
 String sSrchStr = txtConstPoolSearch.getText();
 sSrchStr = sSrchStr.trim();
 if (sSrchStr.length() <= 0) return;
 int iIndex = tblConstPool.getSelectedRow();
 
 ConstPoolTableModel tblModel = (ConstPoolTableModel)tblConstPool.getModel();
 iIndex = tblModel.nextIndex(iIndex+1, sSrchStr);
 if(iIndex >= 0) {
 tblConstPool.changeSelection(iIndex, 1, false, false);
 }
 }
 
 private void tblConstPoolValueChanged(javax.swing.event.ListSelectionEvent evt) {
 if(evt.getValueIsAdjusting()) return;
 
 DefaultComboBoxModel dcm = new DefaultComboBoxModel();
 txtStringIndex.setText("");
 txtClassIndex.setText("");
 txtNameAndTypeIndex.setText("");
 txtNameIndex.setText("");
 txtDescriptorIndex.setText("");
 txtValue.setText("");
 cmbJumpTo.setEditable(true);
 cmbJumpTo.setModel(dcm);
 
 int iSelectedRow = tblConstPool.getSelectedRow();
 if(0 > iSelectedRow) return;
 // get the actual constant pool entry index
 Integer IntSelRow = ((Integer)tblConstPool.getValueAt(iSelectedRow, 0));
 if(null == IntSelRow) return;
 iSelectedRow = IntSelRow.intValue();
 
 ConstantPoolInfo thisInfo = currClassFile.constantPool.getPoolInfo(iSelectedRow);
 prevConstPoolEntry = thisInfo;
 tblConstPool.setToolTipText("Selected: " + thisInfo.getExtraInfoString());
 
 if(null == thisInfo) return;
 
 setConstantPoolTypeSelector(cmbPoolEntryType, thisInfo.iTag);
 switch(thisInfo.iTag) {
 case ConstantPoolInfo.CONSTANT_Class:
 txtNameIndex.setText(Integer.toString(thisInfo.iNameIndex));
 dcm.addElement(Integer.toString(thisInfo.iNameIndex));
 cmbJumpTo.setModel(dcm);
 break;
 case ConstantPoolInfo.CONSTANT_Double:
 txtValue.setText(Double.toString(thisInfo.dDoubleVal));
 break;
 case ConstantPoolInfo.CONSTANT_Fieldref:
 txtClassIndex.setText(Integer.toString(thisInfo.iClassIndex));
 txtNameAndTypeIndex.setText(Integer.toString(thisInfo.iNameAndTypeIndex));
 dcm.addElement(Integer.toString(thisInfo.iClassIndex));
 dcm.addElement(Integer.toString(thisInfo.iNameAndTypeIndex));
 cmbJumpTo.setModel(dcm);
 break;
 case ConstantPoolInfo.CONSTANT_Float:
 txtValue.setText(Float.toString(thisInfo.fFloatVal));
 break;
 case ConstantPoolInfo.CONSTANT_Integer:
 txtValue.setText(Integer.toString(thisInfo.iIntValue));
 break;
 case ConstantPoolInfo.CONSTANT_InterfaceMethodref:
 txtClassIndex.setText(Integer.toString(thisInfo.iClassIndex));
 txtNameAndTypeIndex.setText(Integer.toString(thisInfo.iNameAndTypeIndex));
 dcm.addElement(Integer.toString(thisInfo.iClassIndex));
 dcm.addElement(Integer.toString(thisInfo.iNameAndTypeIndex));
 cmbJumpTo.setModel(dcm);
 break;
 case ConstantPoolInfo.CONSTANT_Long:
 txtValue.setText(Long.toString(thisInfo.lLongVal));
 break;
 case ConstantPoolInfo.CONSTANT_Methodref:
 txtClassIndex.setText(Integer.toString(thisInfo.iClassIndex));
 txtNameAndTypeIndex.setText(Integer.toString(thisInfo.iNameAndTypeIndex));
 dcm.addElement(Integer.toString(thisInfo.iClassIndex));
 dcm.addElement(Integer.toString(thisInfo.iNameAndTypeIndex));
 cmbJumpTo.setModel(dcm);
 break;
 case ConstantPoolInfo.CONSTANT_NameAndType:
 txtNameIndex.setText(Integer.toString(thisInfo.iNameIndex));
 txtDescriptorIndex.setText(Integer.toString(thisInfo.iDescriptorIndex));
 dcm.addElement(Integer.toString(thisInfo.iNameIndex));
 dcm.addElement(Integer.toString(thisInfo.iDescriptorIndex));
 cmbJumpTo.setModel(dcm);
 break;
 case ConstantPoolInfo.CONSTANT_String:
 txtStringIndex.setText(Integer.toString(thisInfo.iStringIndex));
 dcm.addElement(Integer.toString(thisInfo.iStringIndex));
 cmbJumpTo.setModel(dcm);
 break;
 case ConstantPoolInfo.CONSTANT_Utf8:
 txtValue.setText(thisInfo.sUTFStr);
 break;
 }
 }
 
 /** 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.
 */
 private void initComponents() {//GEN-BEGIN:initComponents
 java.awt.GridBagConstraints gridBagConstraints;

jScrollPane2 = new javax.swing.JScrollPane();
 tblConstPool = new javax.swing.JTable();
 tblConstPool.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
 ListSelectionModel tblSM = tblConstPool.getSelectionModel();
 tblSM.addListSelectionListener(new javax.swing.event.ListSelectionListener() {
 public void valueChanged(javax.swing.event.ListSelectionEvent evt) {
 tblConstPoolValueChanged(evt);
 }
 });

detailsPanel = new javax.swing.JPanel();
 jLabel5 = new javax.swing.JLabel();
 cmbPoolEntryType = new javax.swing.JComboBox(new String[] {"", "Class", "Double", "Fieldref", "Float", "Integer", "InterfaceMethodref", "Long", "Methodref", "NameAndType", "String", "Utf8"});
 jLabel7 = new javax.swing.JLabel();
 txtStringIndex = new javax.swing.JTextField();
 jLabel8 = new javax.swing.JLabel();
 txtClassIndex = new javax.swing.JTextField();
 jLabel9 = new javax.swing.JLabel();
 txtNameAndTypeIndex = new javax.swing.JTextField();
 jLabel10 = new javax.swing.JLabel();
 txtNameIndex = new javax.swing.JTextField();
 jLabel11 = new javax.swing.JLabel();
 txtDescriptorIndex = new javax.swing.JTextField();
 jLabel12 = new javax.swing.JLabel();
 txtValue = new javax.swing.JTextField();
 searchPanel = new javax.swing.JPanel();
 jTextArea2 = new javax.swing.JTextArea();
 txtConstPoolSearch = new javax.swing.JTextField();
 btnConstPoolSearch = new javax.swing.JButton();
 jLabel1 = new javax.swing.JLabel();
 cmbFilter = new javax.swing.JComboBox(new String[] {"", "Class", "Double", "Fieldref", "Float", "Integer", "InterfaceMethodref", "Long", "Methodref", "NameAndType", "String", "Utf8"});
 btnApplyFilter = new javax.swing.JButton();
 editPanel = new javax.swing.JPanel();
 btnAddNew = new javax.swing.JButton();
 btnModify = new javax.swing.JButton();
 btnDelete = new javax.swing.JButton();
 navigatePanel = new javax.swing.JPanel();
 jLabel13 = new javax.swing.JLabel();
 cmbJumpTo = new javax.swing.JComboBox();
 btnJumpTo = new javax.swing.JButton();
 descriptionPanel = new javax.swing.JPanel();
 txtPoolTypeDesc = new javax.swing.JTextArea();

setLayout(new java.awt.GridBagLayout());

setBorder(new javax.swing.border.TitledBorder("Constant Pool"));
 tblConstPool.setModel(new ConstPoolTableModel(null));
 tblConstPool.setShowHorizontalLines(false);
 jScrollPane2.setViewportView(tblConstPool);

gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
 gridBagConstraints.weightx = 1.0;
 gridBagConstraints.weighty = 1.0;
 add(jScrollPane2, gridBagConstraints);

detailsPanel.setLayout(new java.awt.GridBagLayout());

detailsPanel.setBorder(new javax.swing.border.TitledBorder("Details"));
 jLabel5.setText("Type");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 detailsPanel.add(jLabel5, gridBagConstraints);

cmbPoolEntryType.addItemListener(new java.awt.event.ItemListener() {
 public void itemStateChanged(java.awt.event.ItemEvent evt) {
 cmbPoolEntryTypeItemStateChanged(evt);
 }
 });

gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 detailsPanel.add(cmbPoolEntryType, gridBagConstraints);

jLabel7.setText("String");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 detailsPanel.add(jLabel7, gridBagConstraints);

gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 gridBagConstraints.weightx = 1.0;
 detailsPanel.add(txtStringIndex, gridBagConstraints);

jLabel8.setText("Class");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 detailsPanel.add(jLabel8, gridBagConstraints);

gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 gridBagConstraints.weightx = 1.0;
 detailsPanel.add(txtClassIndex, gridBagConstraints);

jLabel9.setText("Name and Type");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 detailsPanel.add(jLabel9, gridBagConstraints);

gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 gridBagConstraints.weightx = 1.0;
 detailsPanel.add(txtNameAndTypeIndex, gridBagConstraints);

jLabel10.setText("Name Index");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 detailsPanel.add(jLabel10, gridBagConstraints);

gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 gridBagConstraints.weightx = 1.0;
 detailsPanel.add(txtNameIndex, gridBagConstraints);

jLabel11.setText("Descriptor");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 detailsPanel.add(jLabel11, gridBagConstraints);

gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 gridBagConstraints.weightx = 1.0;
 detailsPanel.add(txtDescriptorIndex, gridBagConstraints);

jLabel12.setText("Value");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 detailsPanel.add(jLabel12, gridBagConstraints);

gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.gridheight = java.awt.GridBagConstraints.RELATIVE;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 gridBagConstraints.weightx = 1.0;
 detailsPanel.add(txtValue, gridBagConstraints);

gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
 gridBagConstraints.weightx = 1.0;
 add(detailsPanel, gridBagConstraints);

searchPanel.setLayout(new java.awt.GridBagLayout());

searchPanel.setBorder(new javax.swing.border.TitledBorder("Search"));
 jTextArea2.setWrapStyleWord(true);
 jTextArea2.setEditable(false);
 jTextArea2.setText("Enter search string below and press Find \nto search from the current position");
 jTextArea2.setBackground(new java.awt.Color(204, 204, 255));
 jTextArea2.setRequestFocusEnabled(false);
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 searchPanel.add(jTextArea2, gridBagConstraints);

txtConstPoolSearch.addActionListener(new java.awt.event.ActionListener() {
 public void actionPerformed(java.awt.event.ActionEvent evt) {
 txtConstPoolSearchActionPerformed(evt);
 }
 });

gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 searchPanel.add(txtConstPoolSearch, gridBagConstraints);

btnConstPoolSearch.setText("Find/Find Next");
 btnConstPoolSearch.addActionListener(new java.awt.event.ActionListener() {
 public void actionPerformed(java.awt.event.ActionEvent evt) {
 btnConstPoolSearchActionPerformed(evt);
 }
 });

gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.anchor = java.awt.GridBagConstraints.EAST;
 searchPanel.add(btnConstPoolSearch, gridBagConstraints);

jLabel1.setText("Filter");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.insets = new java.awt.Insets(10, 0, 0, 0);
 searchPanel.add(jLabel1, gridBagConstraints);

gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.insets = new java.awt.Insets(10, 4, 0, 0);
 searchPanel.add(cmbFilter, gridBagConstraints);

btnApplyFilter.setText("Apply");
 btnApplyFilter.addActionListener(new java.awt.event.ActionListener() {
 public void actionPerformed(java.awt.event.ActionEvent evt) {
 btnApplyFilterActionPerformed(evt);
 }
 });

gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.insets = new java.awt.Insets(10, 4, 0, 0);
 searchPanel.add(btnApplyFilter, gridBagConstraints);

editPanel.setBorder(new javax.swing.border.TitledBorder("Edit"));
 btnAddNew.setText("Add New");
 btnAddNew.addActionListener(new java.awt.event.ActionListener() {
 public void actionPerformed(java.awt.event.ActionEvent evt) {
 btnAddNewActionPerformed(evt);
 }
 });

editPanel.add(btnAddNew);

btnModify.setText("Modify");
 btnModify.addActionListener(new java.awt.event.ActionListener() {
 public void actionPerformed(java.awt.event.ActionEvent evt) {
 btnModifyActionPerformed(evt);
 }
 });

editPanel.add(btnModify);

btnDelete.setText("Delete");
 btnDelete.addActionListener(new java.awt.event.ActionListener() {
 public void actionPerformed(java.awt.event.ActionEvent evt) {
 btnDeleteActionPerformed(evt);
 }
 });

editPanel.add(btnDelete);

gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
 gridBagConstraints.weightx = 1.0;
 add(editPanel, gridBagConstraints);

navigatePanel.setBorder(new javax.swing.border.TitledBorder("Navigate"));
 jLabel13.setText("Go to");
 navigatePanel.add(jLabel13);

navigatePanel.add(cmbJumpTo);

btnJumpTo.setText("Go");
 btnJumpTo.addActionListener(new java.awt.event.ActionListener() {
 public void actionPerformed(java.awt.event.ActionEvent evt) {
 btnJumpToActionPerformed(evt);
 }
 });

navigatePanel.add(btnJumpTo);

descriptionPanel.setLayout(new java.awt.GridLayout(1, 0));

descriptionPanel.setBorder(new javax.swing.border.TitledBorder("Description"));
 txtPoolTypeDesc.setWrapStyleWord(true);
 txtPoolTypeDesc.setLineWrap(true);
 txtPoolTypeDesc.setEditable(false);
 txtPoolTypeDesc.setRows(10);
 txtPoolTypeDesc.setBackground(new java.awt.Color(204, 204, 255));
 txtPoolTypeDesc.setRequestFocusEnabled(false);
 descriptionPanel.add(txtPoolTypeDesc);

gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.gridheight = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
 gridBagConstraints.weightx = 1.0;
 gridBagConstraints.weighty = 0.2;
 add(descriptionPanel, gridBagConstraints);

}//GEN-END:initComponents
 
 private void btnApplyFilterActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnApplyFilterActionPerformed
 int iSelectedIndex = cmbFilter.getSelectedIndex();
 switch(iSelectedIndex) {
 case 1:
 iFilterTag = ConstantPoolInfo.CONSTANT_Class;
 break;
 case 2:
 iFilterTag = ConstantPoolInfo.CONSTANT_Double;
 break;
 case 3:
 iFilterTag = ConstantPoolInfo.CONSTANT_Fieldref;
 break;
 case 4:
 iFilterTag = ConstantPoolInfo.CONSTANT_Float;
 break;
 case 5:
 iFilterTag = ConstantPoolInfo.CONSTANT_Integer;
 break;
 case 6:
 iFilterTag = ConstantPoolInfo.CONSTANT_InterfaceMethodref;
 break;
 case 7:
 iFilterTag = ConstantPoolInfo.CONSTANT_Long;
 break;
 case 8:
 iFilterTag = ConstantPoolInfo.CONSTANT_Methodref;
 break;
 case 9:
 iFilterTag = ConstantPoolInfo.CONSTANT_NameAndType;
 break;
 case 10:
 iFilterTag = ConstantPoolInfo.CONSTANT_String;
 break;
 case 11:
 iFilterTag = ConstantPoolInfo.CONSTANT_Utf8;
 break;
 default:
 iFilterTag = ConstPoolTableModel.NO_FILTER;
 break;
 }
 refresh();
 }//GEN-LAST:event_btnApplyFilterActionPerformed
 
 private void txtConstPoolSearchActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_txtConstPoolSearchActionPerformed
 searchPool();
 }//GEN-LAST:event_txtConstPoolSearchActionPerformed
 
 private void btnConstPoolSearchActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnConstPoolSearchActionPerformed
 searchPool();
 }//GEN-LAST:event_btnConstPoolSearchActionPerformed
 
 private void btnModifyActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnModifyActionPerformed
 if (null != prevConstPoolEntry) {
 setConstantPoolTypeSelector(cmbPoolEntryType, prevConstPoolEntry.iTag);
 switch(prevConstPoolEntry.iTag) {
 case ConstantPoolInfo.CONSTANT_Class:
 prevConstPoolEntry.setNameIndex(Integer.parseInt(txtNameIndex.getText()));
 break;
 case ConstantPoolInfo.CONSTANT_Double:
 prevConstPoolEntry.dDoubleVal = Double.valueOf(txtValue.getText()).doubleValue();
 break;
 case ConstantPoolInfo.CONSTANT_Float:
 prevConstPoolEntry.fFloatVal = Float.valueOf(txtValue.getText()).floatValue();
 break;
 case ConstantPoolInfo.CONSTANT_Integer:
 prevConstPoolEntry.iIntValue = Integer.parseInt(txtValue.getText());
 break;
 case ConstantPoolInfo.CONSTANT_InterfaceMethodref:
 case ConstantPoolInfo.CONSTANT_Methodref:
 case ConstantPoolInfo.CONSTANT_Fieldref:
 prevConstPoolEntry.setClassIndex(Integer.parseInt(txtClassIndex.getText()));
 prevConstPoolEntry.setNameAndTypeIndex(Integer.parseInt(txtNameAndTypeIndex.getText()));
 break;
 case ConstantPoolInfo.CONSTANT_Long:
 prevConstPoolEntry.lLongVal = Long.parseLong(txtValue.getText());
 break;
 case ConstantPoolInfo.CONSTANT_NameAndType:
 prevConstPoolEntry.setNameIndex(Integer.parseInt(txtNameIndex.getText()));
 prevConstPoolEntry.setDescriptorIndex(Integer.parseInt(txtDescriptorIndex.getText()));
 break;
 case ConstantPoolInfo.CONSTANT_String:
 prevConstPoolEntry.setStringIndex(Integer.parseInt(txtStringIndex.getText()));
 break;
 case ConstantPoolInfo.CONSTANT_Utf8:
 prevConstPoolEntry.sUTFStr = txtValue.getText();
 break;
 }
 }
 ConstPoolTableModel tblModel = (ConstPoolTableModel)tblConstPool.getModel();
 int iSelectedRow = tblConstPool.getSelectedRow();
 tblModel.setValueAt(prevConstPoolEntry, iSelectedRow, 0);
 tblConstPool.setModel(tblModel);
 tblConstPool.changeSelection(iSelectedRow, 1, false, false);
 }//GEN-LAST:event_btnModifyActionPerformed
 
 private void btnAddNewActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnAddNewActionPerformed
 if (null == currClassFile) return;
 ConstantPoolInfo newPoolInfo = new ConstantPoolInfo();
 newPoolInfo.setConstPool(currClassFile.constantPool);
 
 switch(cmbPoolEntryType.getSelectedIndex()) {
 case 0:
 return;
 case 1:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Class;
 newPoolInfo.setNameIndex(Integer.parseInt(txtNameIndex.getText()));
 break;
 case 2:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Double;
 newPoolInfo.dDoubleVal = Double.valueOf(txtValue.getText()).doubleValue();
 break;
 case 3:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Fieldref;
 newPoolInfo.setClassIndex(Integer.parseInt(txtClassIndex.getText()));
 newPoolInfo.setNameAndTypeIndex(Integer.parseInt(txtNameAndTypeIndex.getText()));
 break;
 case 4:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Float;
 newPoolInfo.fFloatVal = Float.valueOf(txtValue.getText()).floatValue();
 break;
 case 5:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Integer;
 newPoolInfo.iIntValue = Integer.parseInt(txtValue.getText());
 break;
 case 6:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_InterfaceMethodref;
 newPoolInfo.setClassIndex(Integer.parseInt(txtClassIndex.getText()));
 newPoolInfo.setNameAndTypeIndex(Integer.parseInt(txtNameAndTypeIndex.getText()));
 break;
 case 7:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Long;
 newPoolInfo.lLongVal = Long.parseLong(txtValue.getText());
 break;
 case 8:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Methodref;
 newPoolInfo.setClassIndex(Integer.parseInt(txtClassIndex.getText()));
 newPoolInfo.setNameAndTypeIndex(Integer.parseInt(txtNameAndTypeIndex.getText()));
 break;
 case 9:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_NameAndType;
 newPoolInfo.setNameIndex(Integer.parseInt(txtNameIndex.getText()));
 newPoolInfo.setDescriptorIndex(Integer.parseInt(txtDescriptorIndex.getText()));
 break;
 case 10:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_String;
 newPoolInfo.setStringIndex(Integer.parseInt(txtStringIndex.getText()));
 break;
 case 11:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Utf8;
 newPoolInfo.sUTFStr = txtValue.getText();
 break;
 default:
 return;
 }
 
 currClassFile.constantPool.addNewPoolInfo(newPoolInfo);
 refresh();
 tblConstPool.changeSelection(tblConstPool.getModel().getRowCount()-1, 1, false, false);
 }//GEN-LAST:event_btnAddNewActionPerformed
 
 private void btnDeleteActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnDeleteActionPerformed
 if (null != prevConstPoolEntry) {
 int iNumRef;
 String sMsg;
 int iConfirm;
 
 if (0 == (iNumRef = prevConstPoolEntry.getRef())) {
 sMsg = "There are no resolved references to this entry.\n";
 sMsg += "However it might be getting used in the code.\n";
 sMsg += "Leaving this intact will not affect the functionality of the class.\n";
 sMsg += "\nAre you sure you want to delete this?";
 }
 else {
 sMsg = "There are " + iNumRef + " place(s) where this entry is being used.\n";
 sMsg += "Deleting this entry will result in an error in the class file.\n";
 sMsg += "\nAre you sure you want to delete this?";
 }
 iConfirm = JOptionPane.showConfirmDialog(null, sMsg, "Confirm Delete", JOptionPane.YES_NO_OPTION);
 if(JOptionPane.YES_OPTION == iConfirm) {
 currClassFile.constantPool.removePoolInfo(prevConstPoolEntry);
 refresh();
 }
 }
 }//GEN-LAST:event_btnDeleteActionPerformed
 
 private void btnJumpToActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnJumpToActionPerformed
 if (null == currClassFile) return;
 String selObj = (String)(cmbJumpTo.getSelectedItem());
 if(null == selObj) return;
 String sIndex = selObj.trim();
 if (sIndex.length() == 0) return;
 
 try {
 int iIndex = Integer.parseInt(sIndex);
 iIndex = ((ConstPoolTableModel)tblConstPool.getModel()).getModelIndex(iIndex);
 if (iIndex < 0) return;
 tblConstPool.changeSelection(iIndex, 1, false, false);
 }
 catch(NumberFormatException nfe) {
 // do nothing
 }
 }//GEN-LAST:event_btnJumpToActionPerformed
 
 private void cmbPoolEntryTypeItemStateChanged(java.awt.event.ItemEvent evt) {//GEN-FIRST:event_cmbPoolEntryTypeItemStateChanged
 txtStringIndex.setEnabled(false);
 txtClassIndex.setEnabled(false);
 txtNameAndTypeIndex.setEnabled(false);
 txtNameIndex.setEnabled(false);
 txtDescriptorIndex.setEnabled(false);
 txtValue.setEnabled(false);
 
 switch(cmbPoolEntryType.getSelectedIndex()) {
 case 1:
 txtPoolTypeDesc.setText(sClassDesc);
 if(bEditable) txtNameIndex.setEnabled(true);
 break;
 case 2:
 txtPoolTypeDesc.setText(sLongDoubleDesc);
 if(bEditable) txtValue.setEnabled(true);
 break;
 case 3:
 txtPoolTypeDesc.setText(sRefDesc);
 if(bEditable) txtClassIndex.setEnabled(true);
 if(bEditable) txtNameAndTypeIndex.setEnabled(true);
 break;
 case 4:
 txtPoolTypeDesc.setText(sIntFltDesc);
 if(bEditable) txtValue.setEnabled(true);
 break;
 case 5:
 txtPoolTypeDesc.setText(sIntFltDesc);
 if(bEditable) txtValue.setEnabled(true);
 break;
 case 6:
 txtPoolTypeDesc.setText(sRefDesc);
 if(bEditable) txtClassIndex.setEnabled(true);
 if(bEditable) txtNameAndTypeIndex.setEnabled(true);
 break;
 case 7:
 txtPoolTypeDesc.setText(sLongDoubleDesc);
 if(bEditable) txtValue.setEnabled(true);
 break;
 case 8:
 txtPoolTypeDesc.setText(sRefDesc);
 if(bEditable) txtClassIndex.setEnabled(true);
 if(bEditable) txtNameAndTypeIndex.setEnabled(true);
 break;
 case 9:
 txtPoolTypeDesc.setText(sNameAndTypeDesc);
 if(bEditable) txtNameIndex.setEnabled(true);
 if(bEditable) txtDescriptorIndex.setEnabled(true);
 break;
 case 10:
 txtPoolTypeDesc.setText(sStringDesc);
 if(bEditable) txtStringIndex.setEnabled(true);
 break;
 case 11:
 txtPoolTypeDesc.setText(sUtfDesc);
 if(bEditable) txtValue.setEnabled(true);
 break;
 }
 }//GEN-LAST:event_cmbPoolEntryTypeItemStateChanged
 
 
 // Variables declaration - do not modify//GEN-BEGIN:variables
 private javax.swing.JButton btnAddNew;
 private javax.swing.JButton btnApplyFilter;
 private javax.swing.JButton btnConstPoolSearch;
 private javax.swing.JButton btnDelete;
 private javax.swing.JButton btnJumpTo;
 private javax.swing.JButton btnModify;
 private javax.swing.JComboBox cmbFilter;
 private javax.swing.JComboBox cmbJumpTo;
 private javax.swing.JComboBox cmbPoolEntryType;
 private javax.swing.JPanel descriptionPanel;
 private javax.swing.JPanel detailsPanel;
 private javax.swing.JPanel editPanel;
 private javax.swing.JLabel jLabel1;
 private javax.swing.JLabel jLabel10;
 private javax.swing.JLabel jLabel11;
 private javax.swing.JLabel jLabel12;
 private javax.swing.JLabel jLabel13;
 private javax.swing.JLabel jLabel5;
 private javax.swing.JLabel jLabel7;
 private javax.swing.JLabel jLabel8;
 private javax.swing.JLabel jLabel9;
 private javax.swing.JScrollPane jScrollPane2;
 private javax.swing.JTextArea jTextArea2;
 private javax.swing.JPanel navigatePanel;
 private javax.swing.JPanel searchPanel;
 private javax.swing.JTable tblConstPool;
 private javax.swing.JTextField txtClassIndex;
 private javax.swing.JTextField txtConstPoolSearch;
 private javax.swing.JTextField txtDescriptorIndex;
 private javax.swing.JTextField txtNameAndTypeIndex;
 private javax.swing.JTextField txtNameIndex;
 private javax.swing.JTextArea txtPoolTypeDesc;
 private javax.swing.JTextField txtStringIndex;
 private javax.swing.JTextField txtValue;
 // End of variables declaration//GEN-END:variables
 
}

Copy Edit Raw Blame History

magicdmer authored 2016年06月28日 16:56 +08:00 . 导入Java Class File Editor工程,修改了innerClass_Atrribute的写入错误

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/*
 * ConstantPoolPropPane.java
 *
 * Created on September 30, 2001, 3:59 PM
 *
 * Modification Log:
 * 1.00 30th Sep 2001 Tanmay Original version.
 * 1.01 30th Jan 2002 Tanmay Implemented toggle modify mode.
 *-----------------------------------------------------------------------------------------
 * 10th Sep 2003 Tanmay Moved to SourceForge (http://classeditor.sourceforge.net)
 *-----------------------------------------------------------------------------------------
 */

package gui;

import classfile.ClassFile;
import classfile.ConstantPoolInfo;
import guihelper.*;
import javax.swing.*;
import javax.swing.table.TableColumn;

/**
 * Copyright (C) 2002-2003 Tanmay K. Mohapatra
 * <br>
 *
 * @author 	Tanmay K. Mohapatra
 * @version 1.00, 30th January, 2002
 */
public class ConstantPoolPropPane extends javax.swing.JPanel {
 private ClassFile currClassFile;
 private int iFilterTag;
 private ConstantPoolInfo prevConstPoolEntry;
 private boolean bEditable;
 static String sClassDesc = "The name_index item points to a Utf8 structure representing a valid fully qualified Java class name.";
 static String sRefDesc = "The class_index item points to a Class structure representing the class or interface type that contains the declaration of the field or method. The name_and_type_index item points to the name and descriptor of the field or method.";
 static String sStringDesc = "The string_index item points to a Utf8 structure";
 static String sIntFltDesc = "Four bytes of data holding the value.";
 static String sLongDoubleDesc = "Eight bytes of data holding the value.";
 static String sNameAndTypeDesc = "The name_index points to a Utf8 structure denoting the field or method name. The descriptor_index points points to a Utf8 structure denoting a valid field or method descriptor.";
 static String sUtfDesc = "String in Utf format. Utf format stores the length and the data after that.";
 
 /** Creates new form ConstantPoolPropPane */
 public ConstantPoolPropPane() {
 initComponents();
 iFilterTag = ConstPoolTableModel.NO_FILTER;
 }
 
 public void setModifyMode(boolean bEditableIn) {
 bEditable = bEditableIn;
 cmbPoolEntryType.setEnabled(bEditable);
 txtStringIndex.setEnabled(bEditable);
 txtClassIndex.setEnabled(bEditable);
 txtNameAndTypeIndex.setEnabled(bEditable);
 txtNameIndex.setEnabled(bEditable);
 txtDescriptorIndex.setEnabled(bEditable);
 txtValue.setEnabled(bEditable);
 btnAddNew.setEnabled(bEditable);
 btnModify.setEnabled(bEditable);
 btnDelete.setEnabled(bEditable);
 }
 
 void clear() {
 tblConstPool.setModel(new ConstPoolTableModel(null));
 cmbPoolEntryType.setSelectedIndex(0);
 cmbFilter.setSelectedIndex(0);
 txtStringIndex.setText("");
 txtClassIndex.setText("");
 txtNameAndTypeIndex.setText("");
 txtNameIndex.setText("");
 txtDescriptorIndex.setText("");
 txtValue.setText("");
 cmbJumpTo.setEditable(true);
 cmbJumpTo.setModel(new DefaultComboBoxModel());
 txtPoolTypeDesc.setText("");
 txtConstPoolSearch.setText("");
 prevConstPoolEntry = null;
 }
 
 void refresh() {
 clear();
 if(null == currClassFile) return;
 
 TableColumn thisCol;
 ConstPoolTableModel thisModel = new ConstPoolTableModel(currClassFile.constantPool);
 thisModel.setFilter(iFilterTag);
 thisModel.applyFilter();
 tblConstPool.setModel(thisModel);
 
 thisCol = tblConstPool.getColumnModel().getColumn(0);
 thisCol.setPreferredWidth(30);
 thisCol.setMaxWidth(100);
 
 thisCol = tblConstPool.getColumnModel().getColumn(1);
 thisCol.setPreferredWidth(15);
 thisCol.setMaxWidth(60);
 
 thisCol = tblConstPool.getColumnModel().getColumn(2);
 thisCol.setPreferredWidth(400);
 thisCol.setMaxWidth(1000);
 
 tblConstPool.changeSelection(0, 1, false, false);
 
 setConstantPoolTypeSelector(cmbFilter, iFilterTag);
 }
 
 void setClassFile(ClassFile classFile) {
 currClassFile = classFile;
 }
 
 private void setConstantPoolTypeSelector(JComboBox cmbThis, int iTag) {
 switch(iTag) {
 case ConstantPoolInfo.CONSTANT_Class:
 cmbThis.setSelectedIndex(1);
 break;
 case ConstantPoolInfo.CONSTANT_Double:
 cmbThis.setSelectedIndex(2);
 break;
 case ConstantPoolInfo.CONSTANT_Fieldref:
 cmbThis.setSelectedIndex(3);
 break;
 case ConstantPoolInfo.CONSTANT_Float:
 cmbThis.setSelectedIndex(4);
 break;
 case ConstantPoolInfo.CONSTANT_Integer:
 cmbThis.setSelectedIndex(5);
 break;
 case ConstantPoolInfo.CONSTANT_InterfaceMethodref:
 cmbThis.setSelectedIndex(6);
 break;
 case ConstantPoolInfo.CONSTANT_Long:
 cmbThis.setSelectedIndex(7);
 break;
 case ConstantPoolInfo.CONSTANT_Methodref:
 cmbThis.setSelectedIndex(8);
 break;
 case ConstantPoolInfo.CONSTANT_NameAndType:
 cmbThis.setSelectedIndex(9);
 break;
 case ConstantPoolInfo.CONSTANT_String:
 cmbThis.setSelectedIndex(10);
 break;
 case ConstantPoolInfo.CONSTANT_Utf8:
 cmbThis.setSelectedIndex(11);
 break;
 default:
 cmbThis.setSelectedIndex(0);
 break;
 }
 }
 
 private void searchPool() {
 if (null == currClassFile) return;
 String sSrchStr = txtConstPoolSearch.getText();
 sSrchStr = sSrchStr.trim();
 if (sSrchStr.length() <= 0) return;
 int iIndex = tblConstPool.getSelectedRow();
 
 ConstPoolTableModel tblModel = (ConstPoolTableModel)tblConstPool.getModel();
 iIndex = tblModel.nextIndex(iIndex+1, sSrchStr);
 if(iIndex >= 0) {
 tblConstPool.changeSelection(iIndex, 1, false, false);
 }
 }
 
 private void tblConstPoolValueChanged(javax.swing.event.ListSelectionEvent evt) {
 if(evt.getValueIsAdjusting()) return;
 
 DefaultComboBoxModel dcm = new DefaultComboBoxModel();
 txtStringIndex.setText("");
 txtClassIndex.setText("");
 txtNameAndTypeIndex.setText("");
 txtNameIndex.setText("");
 txtDescriptorIndex.setText("");
 txtValue.setText("");
 cmbJumpTo.setEditable(true);
 cmbJumpTo.setModel(dcm);
 
 int iSelectedRow = tblConstPool.getSelectedRow();
 if(0 > iSelectedRow) return;
 // get the actual constant pool entry index
 Integer IntSelRow = ((Integer)tblConstPool.getValueAt(iSelectedRow, 0));
 if(null == IntSelRow) return;
 iSelectedRow = IntSelRow.intValue();
 
 ConstantPoolInfo thisInfo = currClassFile.constantPool.getPoolInfo(iSelectedRow);
 prevConstPoolEntry = thisInfo;
 tblConstPool.setToolTipText("Selected: " + thisInfo.getExtraInfoString());
 
 if(null == thisInfo) return;
 
 setConstantPoolTypeSelector(cmbPoolEntryType, thisInfo.iTag);
 switch(thisInfo.iTag) {
 case ConstantPoolInfo.CONSTANT_Class:
 txtNameIndex.setText(Integer.toString(thisInfo.iNameIndex));
 dcm.addElement(Integer.toString(thisInfo.iNameIndex));
 cmbJumpTo.setModel(dcm);
 break;
 case ConstantPoolInfo.CONSTANT_Double:
 txtValue.setText(Double.toString(thisInfo.dDoubleVal));
 break;
 case ConstantPoolInfo.CONSTANT_Fieldref:
 txtClassIndex.setText(Integer.toString(thisInfo.iClassIndex));
 txtNameAndTypeIndex.setText(Integer.toString(thisInfo.iNameAndTypeIndex));
 dcm.addElement(Integer.toString(thisInfo.iClassIndex));
 dcm.addElement(Integer.toString(thisInfo.iNameAndTypeIndex));
 cmbJumpTo.setModel(dcm);
 break;
 case ConstantPoolInfo.CONSTANT_Float:
 txtValue.setText(Float.toString(thisInfo.fFloatVal));
 break;
 case ConstantPoolInfo.CONSTANT_Integer:
 txtValue.setText(Integer.toString(thisInfo.iIntValue));
 break;
 case ConstantPoolInfo.CONSTANT_InterfaceMethodref:
 txtClassIndex.setText(Integer.toString(thisInfo.iClassIndex));
 txtNameAndTypeIndex.setText(Integer.toString(thisInfo.iNameAndTypeIndex));
 dcm.addElement(Integer.toString(thisInfo.iClassIndex));
 dcm.addElement(Integer.toString(thisInfo.iNameAndTypeIndex));
 cmbJumpTo.setModel(dcm);
 break;
 case ConstantPoolInfo.CONSTANT_Long:
 txtValue.setText(Long.toString(thisInfo.lLongVal));
 break;
 case ConstantPoolInfo.CONSTANT_Methodref:
 txtClassIndex.setText(Integer.toString(thisInfo.iClassIndex));
 txtNameAndTypeIndex.setText(Integer.toString(thisInfo.iNameAndTypeIndex));
 dcm.addElement(Integer.toString(thisInfo.iClassIndex));
 dcm.addElement(Integer.toString(thisInfo.iNameAndTypeIndex));
 cmbJumpTo.setModel(dcm);
 break;
 case ConstantPoolInfo.CONSTANT_NameAndType:
 txtNameIndex.setText(Integer.toString(thisInfo.iNameIndex));
 txtDescriptorIndex.setText(Integer.toString(thisInfo.iDescriptorIndex));
 dcm.addElement(Integer.toString(thisInfo.iNameIndex));
 dcm.addElement(Integer.toString(thisInfo.iDescriptorIndex));
 cmbJumpTo.setModel(dcm);
 break;
 case ConstantPoolInfo.CONSTANT_String:
 txtStringIndex.setText(Integer.toString(thisInfo.iStringIndex));
 dcm.addElement(Integer.toString(thisInfo.iStringIndex));
 cmbJumpTo.setModel(dcm);
 break;
 case ConstantPoolInfo.CONSTANT_Utf8:
 txtValue.setText(thisInfo.sUTFStr);
 break;
 }
 }
 
 /** 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.
 */
 private void initComponents() {//GEN-BEGIN:initComponents
 java.awt.GridBagConstraints gridBagConstraints;

 jScrollPane2 = new javax.swing.JScrollPane();
 tblConstPool = new javax.swing.JTable();
 tblConstPool.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
 ListSelectionModel tblSM = tblConstPool.getSelectionModel();
 tblSM.addListSelectionListener(new javax.swing.event.ListSelectionListener() {
 public void valueChanged(javax.swing.event.ListSelectionEvent evt) {
 tblConstPoolValueChanged(evt);
 }
 });

 detailsPanel = new javax.swing.JPanel();
 jLabel5 = new javax.swing.JLabel();
 cmbPoolEntryType = new javax.swing.JComboBox(new String[] {"", "Class", "Double", "Fieldref", "Float", "Integer", "InterfaceMethodref", "Long", "Methodref", "NameAndType", "String", "Utf8"});
 jLabel7 = new javax.swing.JLabel();
 txtStringIndex = new javax.swing.JTextField();
 jLabel8 = new javax.swing.JLabel();
 txtClassIndex = new javax.swing.JTextField();
 jLabel9 = new javax.swing.JLabel();
 txtNameAndTypeIndex = new javax.swing.JTextField();
 jLabel10 = new javax.swing.JLabel();
 txtNameIndex = new javax.swing.JTextField();
 jLabel11 = new javax.swing.JLabel();
 txtDescriptorIndex = new javax.swing.JTextField();
 jLabel12 = new javax.swing.JLabel();
 txtValue = new javax.swing.JTextField();
 searchPanel = new javax.swing.JPanel();
 jTextArea2 = new javax.swing.JTextArea();
 txtConstPoolSearch = new javax.swing.JTextField();
 btnConstPoolSearch = new javax.swing.JButton();
 jLabel1 = new javax.swing.JLabel();
 cmbFilter = new javax.swing.JComboBox(new String[] {"", "Class", "Double", "Fieldref", "Float", "Integer", "InterfaceMethodref", "Long", "Methodref", "NameAndType", "String", "Utf8"});
 btnApplyFilter = new javax.swing.JButton();
 editPanel = new javax.swing.JPanel();
 btnAddNew = new javax.swing.JButton();
 btnModify = new javax.swing.JButton();
 btnDelete = new javax.swing.JButton();
 navigatePanel = new javax.swing.JPanel();
 jLabel13 = new javax.swing.JLabel();
 cmbJumpTo = new javax.swing.JComboBox();
 btnJumpTo = new javax.swing.JButton();
 descriptionPanel = new javax.swing.JPanel();
 txtPoolTypeDesc = new javax.swing.JTextArea();

 setLayout(new java.awt.GridBagLayout());

 setBorder(new javax.swing.border.TitledBorder("Constant Pool"));
 tblConstPool.setModel(new ConstPoolTableModel(null));
 tblConstPool.setShowHorizontalLines(false);
 jScrollPane2.setViewportView(tblConstPool);

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
 gridBagConstraints.weightx = 1.0;
 gridBagConstraints.weighty = 1.0;
 add(jScrollPane2, gridBagConstraints);

 detailsPanel.setLayout(new java.awt.GridBagLayout());

 detailsPanel.setBorder(new javax.swing.border.TitledBorder("Details"));
 jLabel5.setText("Type");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 detailsPanel.add(jLabel5, gridBagConstraints);

 cmbPoolEntryType.addItemListener(new java.awt.event.ItemListener() {
 public void itemStateChanged(java.awt.event.ItemEvent evt) {
 cmbPoolEntryTypeItemStateChanged(evt);
 }
 });

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 detailsPanel.add(cmbPoolEntryType, gridBagConstraints);

 jLabel7.setText("String");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 detailsPanel.add(jLabel7, gridBagConstraints);

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 gridBagConstraints.weightx = 1.0;
 detailsPanel.add(txtStringIndex, gridBagConstraints);

 jLabel8.setText("Class");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 detailsPanel.add(jLabel8, gridBagConstraints);

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 gridBagConstraints.weightx = 1.0;
 detailsPanel.add(txtClassIndex, gridBagConstraints);

 jLabel9.setText("Name and Type");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 detailsPanel.add(jLabel9, gridBagConstraints);

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 gridBagConstraints.weightx = 1.0;
 detailsPanel.add(txtNameAndTypeIndex, gridBagConstraints);

 jLabel10.setText("Name Index");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 detailsPanel.add(jLabel10, gridBagConstraints);

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 gridBagConstraints.weightx = 1.0;
 detailsPanel.add(txtNameIndex, gridBagConstraints);

 jLabel11.setText("Descriptor");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 detailsPanel.add(jLabel11, gridBagConstraints);

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 gridBagConstraints.weightx = 1.0;
 detailsPanel.add(txtDescriptorIndex, gridBagConstraints);

 jLabel12.setText("Value");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 detailsPanel.add(jLabel12, gridBagConstraints);

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.gridheight = java.awt.GridBagConstraints.RELATIVE;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 gridBagConstraints.weightx = 1.0;
 detailsPanel.add(txtValue, gridBagConstraints);

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
 gridBagConstraints.weightx = 1.0;
 add(detailsPanel, gridBagConstraints);

 searchPanel.setLayout(new java.awt.GridBagLayout());

 searchPanel.setBorder(new javax.swing.border.TitledBorder("Search"));
 jTextArea2.setWrapStyleWord(true);
 jTextArea2.setEditable(false);
 jTextArea2.setText("Enter search string below and press Find \nto search from the current position");
 jTextArea2.setBackground(new java.awt.Color(204, 204, 255));
 jTextArea2.setRequestFocusEnabled(false);
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 searchPanel.add(jTextArea2, gridBagConstraints);

 txtConstPoolSearch.addActionListener(new java.awt.event.ActionListener() {
 public void actionPerformed(java.awt.event.ActionEvent evt) {
 txtConstPoolSearchActionPerformed(evt);
 }
 });

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
 gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
 searchPanel.add(txtConstPoolSearch, gridBagConstraints);

 btnConstPoolSearch.setText("Find/Find Next");
 btnConstPoolSearch.addActionListener(new java.awt.event.ActionListener() {
 public void actionPerformed(java.awt.event.ActionEvent evt) {
 btnConstPoolSearchActionPerformed(evt);
 }
 });

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.anchor = java.awt.GridBagConstraints.EAST;
 searchPanel.add(btnConstPoolSearch, gridBagConstraints);

 jLabel1.setText("Filter");
 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.insets = new java.awt.Insets(10, 0, 0, 0);
 searchPanel.add(jLabel1, gridBagConstraints);

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.insets = new java.awt.Insets(10, 4, 0, 0);
 searchPanel.add(cmbFilter, gridBagConstraints);

 btnApplyFilter.setText("Apply");
 btnApplyFilter.addActionListener(new java.awt.event.ActionListener() {
 public void actionPerformed(java.awt.event.ActionEvent evt) {
 btnApplyFilterActionPerformed(evt);
 }
 });

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.insets = new java.awt.Insets(10, 4, 0, 0);
 searchPanel.add(btnApplyFilter, gridBagConstraints);

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
 add(searchPanel, gridBagConstraints);

 editPanel.setBorder(new javax.swing.border.TitledBorder("Edit"));
 btnAddNew.setText("Add New");
 btnAddNew.addActionListener(new java.awt.event.ActionListener() {
 public void actionPerformed(java.awt.event.ActionEvent evt) {
 btnAddNewActionPerformed(evt);
 }
 });

 editPanel.add(btnAddNew);

 btnModify.setText("Modify");
 btnModify.addActionListener(new java.awt.event.ActionListener() {
 public void actionPerformed(java.awt.event.ActionEvent evt) {
 btnModifyActionPerformed(evt);
 }
 });

 editPanel.add(btnModify);

 btnDelete.setText("Delete");
 btnDelete.addActionListener(new java.awt.event.ActionListener() {
 public void actionPerformed(java.awt.event.ActionEvent evt) {
 btnDeleteActionPerformed(evt);
 }
 });

 editPanel.add(btnDelete);

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
 gridBagConstraints.weightx = 1.0;
 add(editPanel, gridBagConstraints);

 navigatePanel.setBorder(new javax.swing.border.TitledBorder("Navigate"));
 jLabel13.setText("Go to");
 navigatePanel.add(jLabel13);

 navigatePanel.add(cmbJumpTo);

 btnJumpTo.setText("Go");
 btnJumpTo.addActionListener(new java.awt.event.ActionListener() {
 public void actionPerformed(java.awt.event.ActionEvent evt) {
 btnJumpToActionPerformed(evt);
 }
 });

 navigatePanel.add(btnJumpTo);

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
 add(navigatePanel, gridBagConstraints);

 descriptionPanel.setLayout(new java.awt.GridLayout(1, 0));

 descriptionPanel.setBorder(new javax.swing.border.TitledBorder("Description"));
 txtPoolTypeDesc.setWrapStyleWord(true);
 txtPoolTypeDesc.setLineWrap(true);
 txtPoolTypeDesc.setEditable(false);
 txtPoolTypeDesc.setRows(10);
 txtPoolTypeDesc.setBackground(new java.awt.Color(204, 204, 255));
 txtPoolTypeDesc.setRequestFocusEnabled(false);
 descriptionPanel.add(txtPoolTypeDesc);

 gridBagConstraints = new java.awt.GridBagConstraints();
 gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.gridheight = java.awt.GridBagConstraints.REMAINDER;
 gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
 gridBagConstraints.weightx = 1.0;
 gridBagConstraints.weighty = 0.2;
 add(descriptionPanel, gridBagConstraints);

 }//GEN-END:initComponents
 
 private void btnApplyFilterActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnApplyFilterActionPerformed
 int iSelectedIndex = cmbFilter.getSelectedIndex();
 switch(iSelectedIndex) {
 case 1:
 iFilterTag = ConstantPoolInfo.CONSTANT_Class;
 break;
 case 2:
 iFilterTag = ConstantPoolInfo.CONSTANT_Double;
 break;
 case 3:
 iFilterTag = ConstantPoolInfo.CONSTANT_Fieldref;
 break;
 case 4:
 iFilterTag = ConstantPoolInfo.CONSTANT_Float;
 break;
 case 5:
 iFilterTag = ConstantPoolInfo.CONSTANT_Integer;
 break;
 case 6:
 iFilterTag = ConstantPoolInfo.CONSTANT_InterfaceMethodref;
 break;
 case 7:
 iFilterTag = ConstantPoolInfo.CONSTANT_Long;
 break;
 case 8:
 iFilterTag = ConstantPoolInfo.CONSTANT_Methodref;
 break;
 case 9:
 iFilterTag = ConstantPoolInfo.CONSTANT_NameAndType;
 break;
 case 10:
 iFilterTag = ConstantPoolInfo.CONSTANT_String;
 break;
 case 11:
 iFilterTag = ConstantPoolInfo.CONSTANT_Utf8;
 break;
 default:
 iFilterTag = ConstPoolTableModel.NO_FILTER;
 break;
 }
 refresh();
 }//GEN-LAST:event_btnApplyFilterActionPerformed
 
 private void txtConstPoolSearchActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_txtConstPoolSearchActionPerformed
 searchPool();
 }//GEN-LAST:event_txtConstPoolSearchActionPerformed
 
 private void btnConstPoolSearchActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnConstPoolSearchActionPerformed
 searchPool();
 }//GEN-LAST:event_btnConstPoolSearchActionPerformed
 
 private void btnModifyActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnModifyActionPerformed
 if (null != prevConstPoolEntry) {
 setConstantPoolTypeSelector(cmbPoolEntryType, prevConstPoolEntry.iTag);
 switch(prevConstPoolEntry.iTag) {
 case ConstantPoolInfo.CONSTANT_Class:
 prevConstPoolEntry.setNameIndex(Integer.parseInt(txtNameIndex.getText()));
 break;
 case ConstantPoolInfo.CONSTANT_Double:
 prevConstPoolEntry.dDoubleVal = Double.valueOf(txtValue.getText()).doubleValue();
 break;
 case ConstantPoolInfo.CONSTANT_Float:
 prevConstPoolEntry.fFloatVal = Float.valueOf(txtValue.getText()).floatValue();
 break;
 case ConstantPoolInfo.CONSTANT_Integer:
 prevConstPoolEntry.iIntValue = Integer.parseInt(txtValue.getText());
 break;
 case ConstantPoolInfo.CONSTANT_InterfaceMethodref:
 case ConstantPoolInfo.CONSTANT_Methodref:
 case ConstantPoolInfo.CONSTANT_Fieldref:
 prevConstPoolEntry.setClassIndex(Integer.parseInt(txtClassIndex.getText()));
 prevConstPoolEntry.setNameAndTypeIndex(Integer.parseInt(txtNameAndTypeIndex.getText()));
 break;
 case ConstantPoolInfo.CONSTANT_Long:
 prevConstPoolEntry.lLongVal = Long.parseLong(txtValue.getText());
 break;
 case ConstantPoolInfo.CONSTANT_NameAndType:
 prevConstPoolEntry.setNameIndex(Integer.parseInt(txtNameIndex.getText()));
 prevConstPoolEntry.setDescriptorIndex(Integer.parseInt(txtDescriptorIndex.getText()));
 break;
 case ConstantPoolInfo.CONSTANT_String:
 prevConstPoolEntry.setStringIndex(Integer.parseInt(txtStringIndex.getText()));
 break;
 case ConstantPoolInfo.CONSTANT_Utf8:
 prevConstPoolEntry.sUTFStr = txtValue.getText();
 break;
 }
 }
 ConstPoolTableModel tblModel = (ConstPoolTableModel)tblConstPool.getModel();
 int iSelectedRow = tblConstPool.getSelectedRow();
 tblModel.setValueAt(prevConstPoolEntry, iSelectedRow, 0);
 tblConstPool.setModel(tblModel);
 tblConstPool.changeSelection(iSelectedRow, 1, false, false);
 }//GEN-LAST:event_btnModifyActionPerformed
 
 private void btnAddNewActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnAddNewActionPerformed
 if (null == currClassFile) return;
 ConstantPoolInfo newPoolInfo = new ConstantPoolInfo();
 newPoolInfo.setConstPool(currClassFile.constantPool);
 
 switch(cmbPoolEntryType.getSelectedIndex()) {
 case 0:
 return;
 case 1:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Class;
 newPoolInfo.setNameIndex(Integer.parseInt(txtNameIndex.getText()));
 break;
 case 2:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Double;
 newPoolInfo.dDoubleVal = Double.valueOf(txtValue.getText()).doubleValue();
 break;
 case 3:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Fieldref;
 newPoolInfo.setClassIndex(Integer.parseInt(txtClassIndex.getText()));
 newPoolInfo.setNameAndTypeIndex(Integer.parseInt(txtNameAndTypeIndex.getText()));
 break;
 case 4:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Float;
 newPoolInfo.fFloatVal = Float.valueOf(txtValue.getText()).floatValue();
 break;
 case 5:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Integer;
 newPoolInfo.iIntValue = Integer.parseInt(txtValue.getText());
 break;
 case 6:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_InterfaceMethodref;
 newPoolInfo.setClassIndex(Integer.parseInt(txtClassIndex.getText()));
 newPoolInfo.setNameAndTypeIndex(Integer.parseInt(txtNameAndTypeIndex.getText()));
 break;
 case 7:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Long;
 newPoolInfo.lLongVal = Long.parseLong(txtValue.getText());
 break;
 case 8:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Methodref;
 newPoolInfo.setClassIndex(Integer.parseInt(txtClassIndex.getText()));
 newPoolInfo.setNameAndTypeIndex(Integer.parseInt(txtNameAndTypeIndex.getText()));
 break;
 case 9:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_NameAndType;
 newPoolInfo.setNameIndex(Integer.parseInt(txtNameIndex.getText()));
 newPoolInfo.setDescriptorIndex(Integer.parseInt(txtDescriptorIndex.getText()));
 break;
 case 10:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_String;
 newPoolInfo.setStringIndex(Integer.parseInt(txtStringIndex.getText()));
 break;
 case 11:
 newPoolInfo.iTag = ConstantPoolInfo.CONSTANT_Utf8;
 newPoolInfo.sUTFStr = txtValue.getText();
 break;
 default:
 return;
 }
 
 currClassFile.constantPool.addNewPoolInfo(newPoolInfo);
 refresh();
 tblConstPool.changeSelection(tblConstPool.getModel().getRowCount()-1, 1, false, false);
 }//GEN-LAST:event_btnAddNewActionPerformed
 
 private void btnDeleteActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnDeleteActionPerformed
 if (null != prevConstPoolEntry) {
 int iNumRef;
 String sMsg;
 int iConfirm;
 
 if (0 == (iNumRef = prevConstPoolEntry.getRef())) {
 sMsg = "There are no resolved references to this entry.\n";
 sMsg += "However it might be getting used in the code.\n";
 sMsg += "Leaving this intact will not affect the functionality of the class.\n";
 sMsg += "\nAre you sure you want to delete this?";
 }
 else {
 sMsg = "There are " + iNumRef + " place(s) where this entry is being used.\n";
 sMsg += "Deleting this entry will result in an error in the class file.\n";
 sMsg += "\nAre you sure you want to delete this?";
 }
 iConfirm = JOptionPane.showConfirmDialog(null, sMsg, "Confirm Delete", JOptionPane.YES_NO_OPTION);
 if(JOptionPane.YES_OPTION == iConfirm) {
 currClassFile.constantPool.removePoolInfo(prevConstPoolEntry);
 refresh();
 }
 }
 }//GEN-LAST:event_btnDeleteActionPerformed
 
 private void btnJumpToActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnJumpToActionPerformed
 if (null == currClassFile) return;
 String selObj = (String)(cmbJumpTo.getSelectedItem());
 if(null == selObj) return;
 String sIndex = selObj.trim();
 if (sIndex.length() == 0) return;
 
 try {
 int iIndex = Integer.parseInt(sIndex);
 iIndex = ((ConstPoolTableModel)tblConstPool.getModel()).getModelIndex(iIndex);
 if (iIndex < 0) return;
 tblConstPool.changeSelection(iIndex, 1, false, false);
 }
 catch(NumberFormatException nfe) {
 // do nothing
 }
 }//GEN-LAST:event_btnJumpToActionPerformed
 
 private void cmbPoolEntryTypeItemStateChanged(java.awt.event.ItemEvent evt) {//GEN-FIRST:event_cmbPoolEntryTypeItemStateChanged
 txtStringIndex.setEnabled(false);
 txtClassIndex.setEnabled(false);
 txtNameAndTypeIndex.setEnabled(false);
 txtNameIndex.setEnabled(false);
 txtDescriptorIndex.setEnabled(false);
 txtValue.setEnabled(false);
 
 switch(cmbPoolEntryType.getSelectedIndex()) {
 case 1:
 txtPoolTypeDesc.setText(sClassDesc);
 if(bEditable) txtNameIndex.setEnabled(true);
 break;
 case 2:
 txtPoolTypeDesc.setText(sLongDoubleDesc);
 if(bEditable) txtValue.setEnabled(true);
 break;
 case 3:
 txtPoolTypeDesc.setText(sRefDesc);
 if(bEditable) txtClassIndex.setEnabled(true);
 if(bEditable) txtNameAndTypeIndex.setEnabled(true);
 break;
 case 4:
 txtPoolTypeDesc.setText(sIntFltDesc);
 if(bEditable) txtValue.setEnabled(true);
 break;
 case 5:
 txtPoolTypeDesc.setText(sIntFltDesc);
 if(bEditable) txtValue.setEnabled(true);
 break;
 case 6:
 txtPoolTypeDesc.setText(sRefDesc);
 if(bEditable) txtClassIndex.setEnabled(true);
 if(bEditable) txtNameAndTypeIndex.setEnabled(true);
 break;
 case 7:
 txtPoolTypeDesc.setText(sLongDoubleDesc);
 if(bEditable) txtValue.setEnabled(true);
 break;
 case 8:
 txtPoolTypeDesc.setText(sRefDesc);
 if(bEditable) txtClassIndex.setEnabled(true);
 if(bEditable) txtNameAndTypeIndex.setEnabled(true);
 break;
 case 9:
 txtPoolTypeDesc.setText(sNameAndTypeDesc);
 if(bEditable) txtNameIndex.setEnabled(true);
 if(bEditable) txtDescriptorIndex.setEnabled(true);
 break;
 case 10:
 txtPoolTypeDesc.setText(sStringDesc);
 if(bEditable) txtStringIndex.setEnabled(true);
 break;
 case 11:
 txtPoolTypeDesc.setText(sUtfDesc);
 if(bEditable) txtValue.setEnabled(true);
 break;
 }
 }//GEN-LAST:event_cmbPoolEntryTypeItemStateChanged
 
 
 // Variables declaration - do not modify//GEN-BEGIN:variables
 private javax.swing.JButton btnAddNew;
 private javax.swing.JButton btnApplyFilter;
 private javax.swing.JButton btnConstPoolSearch;
 private javax.swing.JButton btnDelete;
 private javax.swing.JButton btnJumpTo;
 private javax.swing.JButton btnModify;
 private javax.swing.JComboBox cmbFilter;
 private javax.swing.JComboBox cmbJumpTo;
 private javax.swing.JComboBox cmbPoolEntryType;
 private javax.swing.JPanel descriptionPanel;
 private javax.swing.JPanel detailsPanel;
 private javax.swing.JPanel editPanel;
 private javax.swing.JLabel jLabel1;
 private javax.swing.JLabel jLabel10;
 private javax.swing.JLabel jLabel11;
 private javax.swing.JLabel jLabel12;
 private javax.swing.JLabel jLabel13;
 private javax.swing.JLabel jLabel5;
 private javax.swing.JLabel jLabel7;
 private javax.swing.JLabel jLabel8;
 private javax.swing.JLabel jLabel9;
 private javax.swing.JScrollPane jScrollPane2;
 private javax.swing.JTextArea jTextArea2;
 private javax.swing.JPanel navigatePanel;
 private javax.swing.JPanel searchPanel;
 private javax.swing.JTable tblConstPool;
 private javax.swing.JTextField txtClassIndex;
 private javax.swing.JTextField txtConstPoolSearch;
 private javax.swing.JTextField txtDescriptorIndex;
 private javax.swing.JTextField txtNameAndTypeIndex;
 private javax.swing.JTextField txtNameIndex;
 private javax.swing.JTextArea txtPoolTypeDesc;
 private javax.swing.JTextField txtStringIndex;
 private javax.swing.JTextField txtValue;
 // End of variables declaration//GEN-END:variables
 
}