001 /**
002 * GRANITE DATA SERVICES
003 * Copyright (C) 2006-2013 GRANITE DATA SERVICES S.A.S.
004 *
005 * This file is part of the Granite Data Services Platform.
006 *
007 * Granite Data Services is free software; you can redistribute it and/or
008 * modify it under the terms of the GNU Lesser General Public
009 * License as published by the Free Software Foundation; either
010 * version 2.1 of the License, or (at your option) any later version.
011 *
012 * Granite Data Services is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
015 * General Public License for more details.
016 *
017 * You should have received a copy of the GNU Lesser General Public
018 * License along with this library; if not, write to the Free Software
019 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
020 * USA, or see <http://www.gnu.org/licenses/>.
021 */
022 package org.granite.scan;
023
024 import java.io.IOException;
025 import java.io.InputStream;
026
027 import org.jboss.virtual.VirtualFile;
028
029
030 /**
031 * @author Franck WOLFF
032 */
033 public class VFSFileScannedItem extends AbstractScannedItem {
034
035 private final VirtualFile root;
036 private final VirtualFile file;
037
038 private String relativePath = null;
039
040
041 public VFSFileScannedItem(Scanner scanner, VFSFileScannedItem marker, VirtualFile root, VirtualFile file) {
042 super(scanner, marker);
043
044 this.root = root;
045 this.file = file;
046 }
047
048 public long getSize() {
049 try {
050 return file.getSize();
051 }
052 catch (IOException e) {
053 throw new RuntimeException("Could not get size fo file " + file, e);
054 }
055 }
056
057 public InputStream getInputStream() throws IOException {
058 return file.openStream();
059 }
060
061 public String getName() {
062 return file.getName();
063 }
064
065 public String getAbsolutePath() {
066 return file.getPathName();
067 }
068
069 public String getRelativePath() {
070 if (relativePath == null) {
071 try {
072 StringBuffer sb = new StringBuffer();
073 for (VirtualFile f = file; f != null && !root.equals(f); f = f.getParent()) {
074 if (sb.length() > 0)
075 sb.insert(0, '/');
076 sb.insert(0, f.getName());
077 }
078 relativePath = sb.toString();
079 }
080 catch (IOException e) {
081 throw new RuntimeException("Could not get path for file " + file, e);
082 }
083 }
084 return relativePath;
085 }
086
087
088 @Override
089 public boolean equals(Object obj) {
090 if (obj == this)
091 return true;
092 if (!(obj instanceof VFSFileScannedItem))
093 return false;
094 return file.equals(((VFSFileScannedItem)obj).file) && root.equals(((VFSFileScannedItem)obj).root);
095 }
096
097 @Override
098 public int hashCode() {
099 return root.hashCode() + (31 * file.hashCode());
100 }
101 }