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/*
* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
*
* Distributable under LGPL license. See terms of license at gnu.org.
*/
package net.java.sip.communicator.service.gui;
import java.lang.reflect.*;
import net.java.sip.communicator.service.gui.internal.*;
import net.java.sip.communicator.service.resources.*;
import org.jitsi.service.resources.*;
/**
* @author Lubomir Marinov
* @author Yana Stamcheva
*/
public class LazyConfigurationForm
implements ConfigurationForm
{
/**
* The <tt>ResourceManagementService</tt> used to obtain any resources.
*/
private static ResourceManagementService resources;
/**
* Returns an instance of the <tt>ResourceManagementService</tt>, which
* could be used to obtain any resources.
* @return an instance of the <tt>ResourceManagementService</tt>
*/
private static ResourceManagementService getResources()
{
if (resources == null)
resources =
ResourceManagementServiceUtils.getService(GuiServiceActivator
.getBundleContext());
return resources;
}
/**
* The form class loader.
*/
private final ClassLoader formClassLoader;
/**
* The class name of the form.
*/
private final String formClassName;
/**
* The identifier of the icon.
*/
private final String iconID;
/**
* The index of the form in the parent container.
*/
private final int index;
/**
* The title identifier.
*/
private final String titleID;
/**
* Indicates if this form is advanced.
*/
private final boolean isAdvanced;
/**
* Creates an instance of <tt>LazyConfigurationForm</tt>.
* @param formClassName the class name of the configuration form
* @param formClassLoader the class loader
* @param iconID the identifier of the form icon
* @param titleID the identifier of the form title
*/
public LazyConfigurationForm(String formClassName,
ClassLoader formClassLoader, String iconID, String titleID)
{
this(formClassName, formClassLoader, iconID, titleID, -1, false);
}
/**
* Creates an instance of <tt>LazyConfigurationForm</tt>.
* @param formClassName the class name of the configuration form
* @param formClassLoader the class loader
* @param iconID the identifier of the form icon
* @param titleID the identifier of the form title
* @param index the index of the form in the parent container
*/
public LazyConfigurationForm(String formClassName,
ClassLoader formClassLoader, String iconID, String titleID, int index)
{
this(formClassName, formClassLoader, iconID, titleID, index, false);
}
/**
* Creates an instance of <tt>LazyConfigurationForm</tt>.
* @param formClassName the class name of the configuration form
* @param formClassLoader the class loader
* @param iconID the identifier of the form icon
* @param titleID the identifier of the form title
* @param index the index of the form in the parent container
* @param isAdvanced indicates if the form is advanced configuration form
*/
public LazyConfigurationForm(String formClassName,
ClassLoader formClassLoader,
String iconID,
String titleID,
int index,
boolean isAdvanced)
{
this.formClassName = formClassName;
this.formClassLoader = formClassLoader;
this.iconID = iconID;
this.titleID = titleID;
this.index = index;
this.isAdvanced = isAdvanced;
}
/**
* Returns the form component.
* @return the form component
*/
public Object getForm()
{
Exception exception;
try
{
return Class
.forName(getFormClassName(), true, getFormClassLoader())
.newInstance();
}
catch (ClassNotFoundException ex)
{
exception = ex;
}
catch (IllegalAccessException ex)
{
exception = ex;
}
catch (InstantiationException ex)
{
exception = ex;
}
throw new UndeclaredThrowableException(exception);
}
/**
* Returns the form class loader.
* @return the form class loader
*/
protected ClassLoader getFormClassLoader()
{
return formClassLoader;
}
/**
* Returns the form class name.
* @return the form class name
*/
public String getFormClassName()
{
return formClassName;
}
/**
* Returns the icon of the form.
* @return a byte array containing the icon of the form
*/
public byte[] getIcon()
{
return getResources().getImageInBytes(getIconID());
}
/**
* Returns the identifier of the icon.
* @return the identifier of the icon
*/
protected String getIconID()
{
return iconID;
}
/**
* Returns the index of the form in its parent container.
* @return the index of the form in its parent container
*/
public int getIndex()
{
return index;
}
/**
* Returns the title of the form.
* @return the title of the form
*/
public String getTitle()
{
return getResources().getI18NString(getTitleID());
}
/**
* Returns the identifier of the title of the form.
* @return the identifier of the title of the form
*/
protected String getTitleID()
{
return titleID;
}
/**
* Indicates if the form is an advanced form.
* @return <tt>true</tt> to indicate that this is an advanced form,
* otherwise returns <tt>false</tt>
*/
public boolean isAdvanced()
{
return isAdvanced;
}
}
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