/*******************************************************************************
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*
*******************************************************************************/
package com.liferay.ide.project.core.model.internal;
import com.liferay.ide.project.core.model.NewLiferayPluginProjectOp;
import com.liferay.ide.sdk.core.SDK;
import com.liferay.ide.sdk.core.SDKUtil;
import java.io.File;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.sapphire.FilteredListener;
import org.eclipse.sapphire.Listener;
import org.eclipse.sapphire.PropertyContentEvent;
import org.eclipse.sapphire.modeling.Path;
import org.eclipse.sapphire.modeling.Status;
import org.eclipse.sapphire.services.ValidationService;
/**
* @author Gregory Amerson
* @author Kuo Zhang
*/
public class LocationValidationService extends ValidationService
{
private Listener listener;
private boolean canCreate( File file )
{
while( !file.exists() )
{
file = file.getParentFile();
if( file == null )
{
return false;
}
}
return file.canWrite();
}
@Override
protected Status compute()
{
Status retval = Status.createOkStatus();
if( op().getProjectProvider().content().getShortName().equals( "ant" ) )
{
SDK sdk = null;
try
{
sdk = SDKUtil.getWorkspaceSDK();
if( sdk != null )
{
IStatus sdkStatus = sdk.validate();
if( !sdkStatus.isOK() )
{
retval = Status.createErrorStatus( sdkStatus.getChildren()[0].getMessage() );
}
}
}
catch( CoreException e )
{
retval = Status.createErrorStatus( e );
}
}
final Path currentProjectLocation = op().getLocation().content( true );
final String currentProjectName = op().getProjectName().content();
// Location won't be validated if the UseDefaultLocation has an error. Get the validation of the property might
// not work as excepted, let's use call the validation service manually.
if( ! op().getUseDefaultLocation().content( true ) &&
op().getUseDefaultLocation().service( UseDefaultLocationValidationService.class ).validation().ok() )
{
/*
* IDE-1150, instead of using annotation "@Required",use this service to validate the custom project
* location must be specified, let the wizard display the error of project name when project name and
* location are both null.
*/
if( currentProjectName != null )
{
if( currentProjectLocation != null )
{
final String currentPath = currentProjectLocation.toOSString();
if( !org.eclipse.core.runtime.Path.EMPTY.isValidPath( currentPath ) )
{
retval = Status.createErrorStatus( "\"" + currentPath + "\" is not a valid path." ); //$NON-NLS-1$ //$NON-NLS-2$
}
else
{
IPath osPath = org.eclipse.core.runtime.Path.fromOSString( currentPath );
if( ! osPath.toFile().isAbsolute() )
{
retval = Status.createErrorStatus( "\"" + currentPath + "\" is not an absolute path." ); //$NON-NLS-1$ //$NON-NLS-2$
}
else
{
if( ! osPath.toFile().exists() )
{
// check non-existing external location
if( !canCreate( osPath.toFile() ) )
{
retval =
Status.createErrorStatus( "Cannot create project content at \"" + //$NON-NLS-1$
currentPath + "\"" ); //$NON-NLS-1$
}
}
final IStatus locationStatus =
op().getProjectProvider().content().validateProjectLocation( currentProjectName, osPath );
if( ! locationStatus.isOK() )
{
retval =
Status.createErrorStatus( locationStatus.getMessage() ); //$NON-NLS-1$
}
}
}
}
else
{
retval = Status.createErrorStatus( "Location must be specified." ); //$NON-NLS-1$
}
}
}
return retval;
}
@Override
public void dispose()
{
super.dispose();
if( this.listener != null && op() != null && !op().disposed() )
{
op().getProjectName().detach( this.listener );
this.listener = null;
}
}
@Override
protected void initValidationService()
{
this.listener = new FilteredListener<PropertyContentEvent>()
{
@Override
protected void handleTypedEvent( final PropertyContentEvent event )
{
refresh();
}
};
op().getProjectName().attach( this.listener );
op().getProjectProvider().attach( this.listener );
}
private NewLiferayPluginProjectOp op()
{
return context( NewLiferayPluginProjectOp.class );
}
}