[izpack-users] Setting Built-In Variable

[Dennis Reil]

I think you can create an installer listener. The modification of the
variable should be done in the beforePacks-method, so that it will be
modified right before starting the install process.

regards
   Dennis


Am Mittwoch, den 18.10.2006, 10:42 +0200 schrieb Bartz, Klaus:
> Hi Thao,
> I thought a little bit about your problem, but the only resolution
> I have seen is to create a custom panel.
> Following my custom panel to ask for the BEA path.
> In my properties file I do not use $FILE_SEPARATOR because it is
> something like readonly, else I use a custom variable named
> EJBProperties.ServerHomeDir. In method isValidated you can see
> how to make the separators we need. There are two variables,
> one with UNIX, one with DOS separator.
> For creating a custom panel see the docu you have installed (I hope).
> There are also some threads in the izpack-users list, e.g. 
> https://lists.berlios.de/pipermail/izpack-users/2006-October/002697.html
> https://lists.berlios.de/pipermail/izpack-users/2006-October/002729.html
> Some threads are broken on the mail archive, therefore search with
> "subject" sorting.
> 
> Cheers
> 
> Klaus
> 
> -----------------------------------------------------------------------------
> package com.coi.tools.install.panels;
> 
> import java.io.File;
> import java.net.InetAddress;
> import java.net.UnknownHostException;
> 
> import javax.swing.JCheckBox;
> import javax.swing.JTextField;
> import javax.swing.border.EmptyBorder;
> 
> import com.izforge.izpack.installer.InstallData;
> import com.izforge.izpack.installer.InstallerFrame;
> import com.izforge.izpack.panels.PathInputPanel;
> import com.izforge.izpack.util.IoHelper;
> 
> /**
>  * Panel which asks for the path of BEA and whether extended configuration should be performed or
>  * not. Additional the host of the EJB will be verified.
>  * 
>  * @author Klaus Bartz
>  */
> public class BEAPathPanel extends PathInputPanel
> {
> 
>     private static final String[] testFiles = new String[] { "server" + File.separator + "lib"
>             + File.separator + "weblogic.jar"};
> 
>     /** The text field for the host name. */
>     protected JTextField hostName;
> 
>     /** The 'extended button. */
>     protected JCheckBox extendedCheckBox;
> 
>     /**
>      * The constructor.
>      * 
>      * @param parent The parent window.
>      * @param idata The installation data.
>      */
>     public BEAPathPanel(InstallerFrame parent, InstallData idata)
>     {
>         super(parent, idata);
>         setMustExist(true);
>         setExistFiles(BEAPathPanel.testFiles);
> 
>     }
> 
>     /**
>      * This method will be called from ctor of PathInputPanel, after standard components are
>      * defined.
>      */
>     public void createLayoutBottom()
>     {
>         hostName = CustomPanel.createHostNameFieldIfNeeded(this);
>         extendedCheckBox = new JCheckBox(parent.langpack.getString("customCommon.extended"), false);
>         extendedCheckBox.setBorder( new EmptyBorder( 0,0,0,0 ) );
>         add(extendedCheckBox, NEXT_LINE);
>     }
> 
>     /**
>      * Indicates wether the panel has been validated or not.
>      * 
>      * @return Wether the panel has been validated or not.
>      */
>     public boolean isValidated()
>     {
>         if(idata.getVariable("PANEL_LAYOUT_TEST") != null)
>             return(true);
>         if (!super.isValidated()) return (false);
>         String chosenPath = pathSelectionPanel.getPath();
>         if (chosenPath == null || chosenPath.length() < 1) return (false);
>         String hostNameStr = null;
>         try
>         {
>             hostNameStr = (hostName != null) ? hostName.getText() : idata.getVariable("LocalHost");
>             InetAddress.getByName(hostNameStr);
>         }
>         catch (UnknownHostException e)
>         {
>             emitError(parent.langpack.getString("installer.error"), parent.langpack
>                     .getString("SelectEJBTypePanel.invalidHost"));
>             return (false);
>         }
>         idata.setVariable("EJBProperties.EJB_Host", hostNameStr);
> 
>         idata.setVariable("EJBPath", chosenPath);
>         idata.setVariable("BEAExtendedConfig", extendedCheckBox.isSelected() ? "yes" : "no");
>         String path = chosenPath;
>         path = IoHelper.replaceString(path, "\\", "/");
>         idata.setVariable("EJBProperties.ServerHomeDir", path);
>         path = IoHelper.replaceString(path, "/", "\\");
>         idata.setVariable("ServerHomeDirDOS", path);
>         path = IoHelper.replaceString(path, "\\", "\\\\");
>         idata.setVariable("EJBProperties.ServerHomeDirDOS", path);
> 
>         return (true);
>     }
> 
>     /*
>      * (non-Javadoc)
>      * 
>      * @see com.izforge.izpack.installer.IzPanel#panelActivate()
>      */
>     public void panelActivate()
>     {
>         super.panelActivate();
>         if (!SelectEJBTypePanel.isTypeChoosen(idata, SelectEJBTypePanel.BEA)
>                 && idata.getVariable("PANEL_LAYOUT_TEST") == null)
>             parent.skipPanel();
>         else
>         {
>             String defaultPath = IoHelper.getenv("WLS_HOME");
>             if (defaultPath == null) defaultPath = "";
>             if (idata.getVariable("EJBPath") != null)
>                 pathSelectionPanel.setPath(idata.getVariable("EJBPath"));
>             else
>                 pathSelectionPanel.setPath(defaultPath);
>             if (hostName != null)
>             {
>                 if (idata.getVariable("EJBProperties.EJB_Host") != null)
>                     hostName.setText(idata.getVariable("EJBProperties.EJB_Host"));
>                 else
>                     hostName.setText(idata.getVariable("LocalHost"));
>             }
>         }
>     }
> 
> }
> 
> ----------------------------------------------------------------------
> 
> 
> >-----Original Message-----
> >From: izpack-users-bounces at lists.berlios.de
> >[mailto:izpack-users-bounces at lists.berlios.de]On Behalf Of thach thao
> >Sent: Wednesday, October 18, 2006 6:29 AM
> >To: izpack-users at lists.berlios.de
> >Subject: [izpack-users] Setting Built-In Variable
> >
> >
> >
> >Hi all,
> >
> >I set the value for $FILE_SEPARATOR but it same does not work :-(.
> >
> >I have a variable named $tomcat_home, during installing, this 
> >variable will
> >receive the real-value of tomcat home of user machine.
> >
> >In window, the value will be as the same "c:\Program Files\Apache
> >Group\Tomcat 4.1\" and i want to change it to "c:/Program Files/Apache
> >Group/Tomcat 4.1/" before installer use it for parsering in files.
> >
> >How I can do it?
> >
> >I attach the installation.xml file and a example files need to parse.
> >
> >Thanks so much for your support.
> >Thach Thao.
> >
> >http://www.nabble.com/file/3730/Installation.xml Installation.xml 
> >http://www.nabble.com/file/3731/log4j.properties%20%28Using%20f
> or%20Package%29
> log4j.properties (Using for Package) 
> http://www.nabble.com/file/3732/log4j.properties%28After%20installed%29
> log4j.properties(After installed) 
>