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/*******************************************************************************
* Copyright (c) 2002, 2008 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Initial Contributors:
* The following IBM employees contributed to the Remote System Explorer
* component that contains this file: David McKnight, Kushal Munir,
* Michael Berger, David Dykstal, Phil Coulthard, Don Yantzi, Eric Simpson,
* Emily Bruner, Mazen Faraj, Adrian Storisteanu, Li Ding, and Kent Hawley.
*
* Contributors:
* Martin Oberhuber (Wind River) - [cleanup] Avoid using SystemStartHere in production code
*******************************************************************************/
package org.eclipse.rse.ui.validators;
import java.util.Collection;
import org.eclipse.rse.core.RSECorePlugin;
import org.eclipse.rse.core.model.IHost;
import org.eclipse.rse.services.clientserver.messages.SystemMessage;
import org.eclipse.rse.ui.ISystemMessages;
import org.eclipse.rse.ui.RSEUIPlugin;
import org.eclipse.rse.ui.messages.SystemMessageDialog;
import org.eclipse.swt.widgets.Shell;
/**
* This class is used in dialogs that prompt for a connection alias name.
* Relies on Eclipse supplied method to test for folder name validity.
* <p>
* The IInputValidator interface is used by jface's
* InputDialog class and numerous other platform and system classes.
*/
public class ValidatorConnectionName extends ValidatorUniqueString implements ISystemValidator
{
public static final int MAX_CONNECTIONNAME_LENGTH = 100; // arbitrary restriction due to defects
/**
* Constructor.
* @param existingNameList list of existing names (strings) in owning profile. Can be null if not a rename operation.
*/
public ValidatorConnectionName(Collection existingNameList)
{
super(existingNameList, CASE_SENSITIVE);
setErrorMessages(
RSEUIPlugin.getPluginMessage(ISystemMessages.MSG_VALIDATE_CONNECTIONNAME_EMPTY),
RSEUIPlugin.getPluginMessage(ISystemMessages.MSG_VALIDATE_CONNECTIONNAME_NOTUNIQUE)
);
}
/**
* Validate the given connection name is not already used in any profile. This is too expensive
* to do per keystroke, so you should call this after as a final test. Note, this is a warning
* situation, not an error, as we assume we have already tested for the containing profile, and
* thus is a test for a match on a connection in a non-containing profile. This results in msg
* rseg1241 being presented to the user, and if he chooses No to not continue, we return false
* here. You should stop processing on false. Else, we return true meaning everything is ok.
*/
public static boolean validateNameNotInUse(String proposedName, Shell shell)
{
SystemMessage msg = null;
String[] names = RSECorePlugin.getTheSystemRegistry().getSystemProfileManager().getSystemProfileNames();
String profileName = null;
for (int idx = 0; (msg == null) && (idx < names.length); idx++)
{
profileName = names[idx];
IHost[] conns = RSECorePlugin.getTheSystemProfileManager().getSystemProfile(profileName).getHosts();
for (int jdx=0; (msg==null) && (jdx<conns.length); jdx++)
{
if (conns[jdx].getAliasName().equalsIgnoreCase(proposedName))
msg = RSEUIPlugin.getPluginMessage(ISystemMessages.MSG_VALIDATE_CONNECTIONNAME_NOTUNIQUE_OTHERPROFILE);
}
}
if (msg != null)
{
msg.makeSubstitution(proposedName, profileName);
SystemMessageDialog dlg = new SystemMessageDialog(shell, msg);
boolean yesToContinue = dlg.openQuestionNoException();
if (yesToContinue)
msg = null;
}
return (msg==null);
}
// ---------------------------
// ISystemValidator methods...
// ---------------------------
/**
* Return the max length for connections: 100
*/
public int getMaximumNameLength()
{
return MAX_CONNECTIONNAME_LENGTH;
}
}
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