| /******************************************************************************* |
| * Copyright (c) 2004, 2005 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 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.common.internal.environment.uri.file; |
| |
| import java.net.URL; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.wst.common.environment.uri.IURI; |
| import org.eclipse.wst.common.environment.uri.IURIScheme; |
| import org.eclipse.wst.common.environment.uri.URIException; |
| import org.eclipse.wst.common.internal.environment.eclipse.Messages; |
| import org.eclipse.wst.common.internal.environment.relative.RelativeScheme; |
| import org.eclipse.wst.common.internal.environment.relative.RelativeURI; |
| |
| |
| public class FileScheme extends RelativeScheme |
| { |
| public String toString() |
| { |
| return "file"; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.env.uri.URIScheme#isValid(org.eclipse.env.uri.URI) |
| */ |
| public boolean isValid(IURI uri) |
| { |
| boolean result = false; |
| |
| if( uri == null ) return false; |
| |
| IURIScheme scheme = uri.getURIScheme(); |
| |
| if( scheme.toString().equals( "relative") ) return scheme.isValid( uri ); |
| |
| String uriString = uri.toString(); |
| |
| if( uriString != null && uriString.startsWith( "file:" ) ) |
| { |
| result = true; |
| } |
| |
| return result; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.env.uri.URIScheme#newURI(java.lang.String) |
| */ |
| public IURI newURI(String uri) throws URIException |
| { |
| String newURI = null; |
| |
| if( uri != null && uri.startsWith( "file:") ) |
| { |
| // The file protocol has been specified so keep it as is. |
| newURI = uri; |
| } |
| else if( uri == null || uri.indexOf( ":") != -1 ) |
| { |
| // The file uri is not allowed to contain some other protocol. |
| throw new URIException( |
| new Status( IStatus.ERROR, "id", 0, |
| NLS.bind( Messages.MSG_INVALID_FILE_URL,uri), null ) ); |
| |
| } |
| else if( uri.startsWith( "/") ) |
| { |
| // The file scheme has not been specified so we will add it. |
| newURI = "file:" + uri; |
| } |
| |
| if( newURI == null ) |
| { |
| return new RelativeURI( uri ); |
| } |
| else |
| { |
| return new FileURI( newURI ); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.env.uri.URIScheme#newURI(org.eclipse.env.uri.URI) |
| */ |
| public IURI newURI(IURI uri) throws URIException |
| { |
| return newURI( uri == null ? null : uri.toString() ); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.env.uri.URIScheme#newURI(java.net.URL) |
| */ |
| public IURI newURI(URL url) throws URIException |
| { |
| return newURI( url == null ? null : url.toString() ); |
| } |
| } |