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* file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
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* as provided by Sun in the GPL Version 2 section of the License file that
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/*
* MVCUtils.java
*
* Created on March 18, 2001, 1:30 PM
*/
package com.sun.enterprise.tools.common.ui;
import java.lang.reflect.Method;
import java.beans.PropertyDescriptor;
import javax.swing.JTable;
import javax.swing.JList;
import com.sun.enterprise.tools.common.util.diagnostics.Reporter;
import com.sun.enterprise.tools.common.util.diagnostics.StackTrace;
import com.sun.enterprise.tools.common.BooleanStringItemListener;
import com.sun.enterprise.tools.common.Validator;
import com.sun.enterprise.tools.common.PropertyUtils;
/**
*
* @author vkraemer
* @version
*/
public class MVCUtils {
/** Creates new MVCUtils */
private MVCUtils() {
}
private static final String TRUE = "true"; //NOI18N
private static final String EMPTY = ""; //NOI18N
public static void linkBooleanStringElement(Object model, javax.swing.AbstractButton view, String propName)
throws java.beans.IntrospectionException {
view.addItemListener(new BooleanStringItemListener(model, propName));
view.setSelected(getStringElementValue(model, propName).equals(TRUE));
}
public static void linkBooleanStringElement(Object model, javax.swing.AbstractButton view)
throws java.beans.IntrospectionException {
String propName = view.getName();
if (null != propName) {
linkBooleanStringElement(model,view,propName);
}
else
Reporter.critical("the name of the " + model + " is null"); //NOI18N
}
public static void linkStringElement(Object model, javax.swing.text.JTextComponent view, String propName)
throws java.beans.IntrospectionException {
view.addKeyListener(new StringItemListener(model,propName));
view.setText(getStringElementValue(model,propName));
}
public static void linkStringElement(Object model, javax.swing.text.JTextComponent view)
throws java.beans.IntrospectionException {
String propName = view.getName();
if (null != propName) {
linkStringElement(model,view,propName);
}
else
Reporter.critical("the name of the " + model + " is null"); //NOI18N
}
public static void linkIntStringElement(Object model, javax.swing.text.JTextComponent view, String propName)
throws java.beans.IntrospectionException {
view.addKeyListener(new IntStringItemListener(model,propName));
view.setText(getStringElementValue(model,propName));
}
public static void linkIntStringElement(Object model,
javax.swing.text.JTextComponent view, String propName, int defaultValue)
throws java.beans.IntrospectionException {
view.addKeyListener(new IntStringItemListener(model,propName));
String tval = getStringElementValue(model,propName);
view.setText(getStringElementValue(model,propName));
if (null == tval || tval.equals(EMPTY))
view.setText(EMPTY + defaultValue);
}
public static void linkIntStringElement(Object model,
javax.swing.text.JTextComponent view, String propName, int min, int max)
throws java.beans.IntrospectionException {
view.addKeyListener(new IntStringItemListener(model,propName, min, max));
// String tval = getStringElementValue(model,propName);
view.setText(getStringElementValue(model,propName));
// if (null == tval || tval.equals(""))
// view.setText("" + defaultValue);
}
public static void linkIntStringElement(Object model,
javax.swing.text.JTextComponent view, String propName, int defaultValue,
int min, int max)
throws java.beans.IntrospectionException {
view.addKeyListener(new IntStringItemListener(model,propName, min, max));
String tval = getStringElementValue(model,propName);
view.setText(getStringElementValue(model,propName));
if (null == tval || tval.equals(EMPTY))
view.setText(EMPTY + defaultValue);
}
// this should work for a JList and a JTable, though they don't implement a shared interface for these two
// routines, but the two routines do implement the same interface....
public static void selectionSensitive(Object hasListSelectionModel, java.awt.Component sensitiveItem) {
try {
Method getter = hasListSelectionModel.getClass().getMethod("getSelectionModel",null); //NOI18N
javax.swing.ListSelectionModel lsm[] = new javax.swing.ListSelectionModel[1];
Class lsmArgs[] = { javax.swing.ListSelectionModel.class };
if (null != getter) {
lsm[0] = (javax.swing.ListSelectionModel) getter.invoke(hasListSelectionModel,null);
if (null == lsm[0]) {
lsm[0] = new javax.swing.DefaultListSelectionModel();
Method putter = hasListSelectionModel.getClass().getMethod("setSelectionModel", lsmArgs); //NOI18N
putter.invoke(hasListSelectionModel,lsm);
}
lsm[0].addListSelectionListener(new SelectionActivator(sensitiveItem, hasListSelectionModel));
}
}
catch (Throwable t) {
Reporter.critical(new StackTrace(t)); //NOI18N
}
}
public static void validationSensitive(javax.swing.text.JTextComponent f, java.awt.Component sensitive, Validator v) {
StringValidationListener svl =
new StringValidationListener(sensitive,v);
f.addKeyListener(svl);
}
private static String getStringElementValue(Object model, String propName) {
String retVal = EMPTY;
Method reader = null;
try {
PropertyDescriptor destPd = new PropertyDescriptor(propName, model.getClass());
reader = destPd.getReadMethod();
Object tmp = reader.invoke(model,null);
if (null != tmp)
retVal =tmp.toString();
}
catch (Throwable t) {
Reporter.critical(new StackTrace(t)); //NOI18N
}
return retVal;
}
/*private static String getIntStringElementValue(Object model, String propName) {
String retVal = "";
Method reader = null;
try {
PropertyDescriptor destPd = new PropertyDescriptor(propName, model.getClass());
reader = destPd.getReadMethod();
Object tmp = reader.invoke(model,null);
if (null != tmp)
retVal =tmp.toString();
}
catch (Throwable t) {
Reporter.critical(new StackTrace(t)); //NOI18N
}
return retVal;
}*/
static class StringValidationListener extends java.awt.event.KeyAdapter {
java.awt.Component sensitive;
Validator validation;
public StringValidationListener(java.awt.Component sensitive, Validator validation) {
this.validation = validation;
this.sensitive = sensitive;
}
public void keyReleased(java.awt.event.KeyEvent ev) {
javax.swing.text.JTextComponent tc = (javax.swing.text.JTextComponent) ev.getSource();
if (validation.isValid(tc.getText()))
sensitive.setEnabled(true);
else
sensitive.setEnabled(false);
}
}
static class SelectionActivator implements javax.swing.event.ListSelectionListener {
java.awt.Component comp = null;
Object foo;
public SelectionActivator (java.awt.Component comp, Object foo) {
this.comp = comp;
this.foo = foo;
}
public void valueChanged(javax.swing.event.ListSelectionEvent lse) {
Object src = lse.getSource();
Reporter.verbose(src); //NOI18N
int selected = -1;
if (foo instanceof javax.swing.JTable) {
JTable t = (JTable) foo;
selected = t.getSelectedRow();
}
else if (src instanceof JList) {
JList l = (JList) foo;
selected = l.getSelectedIndex();
}
if (-1 != selected)
comp.setEnabled(true);
else
comp.setEnabled(false);
}
}
static class StringItemListener extends java.awt.event.KeyAdapter {
Object target = null;
java.lang.reflect.Method writer = null;
protected Object args[] = { target };
/** Creates new BooleanStringItemListener */
public StringItemListener(Object target, String destName) throws java.beans.IntrospectionException {
this.target = target;
writer = PropertyUtils.getWriter(target,destName);
}
public void keyReleased(java.awt.event.KeyEvent ev) {
try {
//java.lang.reflect.Method lwriter = writer;
javax.swing.text.JTextComponent src = (javax.swing.text.JTextComponent) ev.getSource();
/*if (null == lwriter) {
java.awt.Component src = (java.awt.Component) itemEvent.getSource();
lwriter = PropertyUtils.getWriter(target, src.getName());
}*/
//Object args[] = FALSE;
//if (itemEvent.getStateChange() == java.awt.event.ItemEvent.SELECTED)
//args = TRUE;
args[0] = src.getText();
if (null == args[0]) {
args[0] = EMPTY;
}
writer.invoke(target, args);
}
catch (Throwable t) {
Reporter.critical(new StackTrace(t)); //NOI18N
}
}
}
static class IntStringItemListener extends StringItemListener {
java.lang.reflect.Method reader = null;
/*Object target = null;
java.lang.reflect.Method writer = null;*/
//private Object args[] = { target };
int min = Integer.MIN_VALUE;
int max = Integer.MAX_VALUE;
/** Creates new BooleanStringItemListener */
public IntStringItemListener(Object target, String destName) throws java.beans.IntrospectionException {
super(target,destName);
//this.target = target;
//writer = PropertyUtils.getWriter(target,destName);
}
/**/
public IntStringItemListener(Object target, String destName, int min, int max)
throws java.beans.IntrospectionException {
super(target,destName);
this.min = min;
this.max = max;
reader = PropertyUtils.getReader(target,destName);
//this.target = target;
//writer = PropertyUtils.getWriter(target,destName);
}
public void keyReleased(java.awt.event.KeyEvent ev) {
try {
//java.lang.reflect.Method lwriter = writer;
javax.swing.text.JTextComponent src = (javax.swing.text.JTextComponent) ev.getSource();
/*if (null == lwriter) {
java.awt.Component src = (java.awt.Component) itemEvent.getSource();
lwriter = PropertyUtils.getWriter(target, src.getName());
}*/
//Object args[] = FALSE;
//if (itemEvent.getStateChange() == java.awt.event.ItemEvent.SELECTED)
//args = TRUE;
//try {
args[0] = new Integer(src.getText());
Integer argVal = (Integer) args[0];
int argIVal = argVal.intValue();
/*args[0] = src.getText();
if (null == args[0]) {
args[0] = "";
}*/
if (argIVal >= min && argIVal <= max)
writer.invoke(target, args);
else {
if (null != reader) {
Integer prev = (Integer) reader.invoke(target,null);
src.setText(prev.toString());
}
}
//}
//catch (
}
catch (Throwable t) {
Reporter.critical(new StackTrace(t)); //NOI18N
}
}
}
}
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