org.argeo.jcr/src/org/argeo/jcr/fs/JcrBasicfileAttributes.java

   1 package org.argeo.jcr.fs;
   2
   3 import java.nio.file.attribute.FileTime;
   4 import java.time.Instant;
   5
   6 import javax.jcr.Binary;
   7 import javax.jcr.Node;
   8 import javax.jcr.Property;
   9 import javax.jcr.RepositoryException;
  10 import javax.jcr.nodetype.NodeType;
  11
  12 import org.argeo.jcr.JcrUtils;
  13
  14 public class JcrBasicfileAttributes implements NodeFileAttributes {
  15         private final Node node;
  16
  17         private FileTime EPOCH = FileTime.fromMillis(0);
  18
  19         public JcrBasicfileAttributes(Node node) {
  20                 this.node = node;
  21         }
  22
  23         @Override
  24         public FileTime lastModifiedTime() {
  25                 try {
  26                         if (node.isNodeType(NodeType.MIX_LAST_MODIFIED)) {
  27                                 Instant instant = node.getProperty(Property.JCR_LAST_MODIFIED).getDate().toInstant();
  28                                 return FileTime.from(instant);
  29                         }
  30                         return EPOCH;
  31                 } catch (RepositoryException e) {
  32                         throw new JcrFsException("Cannot get last modified time", e);
  33                 }
  34         }
  35
  36         @Override
  37         public FileTime lastAccessTime() {
  38                 return lastModifiedTime();
  39         }
  40
  41         @Override
  42         public FileTime creationTime() {
  43                 try {
  44                         if (node.isNodeType(NodeType.MIX_CREATED)) {
  45                                 Instant instant = node.getProperty(Property.JCR_CREATED).getDate().toInstant();
  46                                 return FileTime.from(instant);
  47                         }
  48                         return EPOCH;
  49                 } catch (RepositoryException e) {
  50                         throw new JcrFsException("Cannot get creation time", e);
  51                 }
  52         }
  53
  54         @Override
  55         public boolean isRegularFile() {
  56                 try {
  57                         return node.isNodeType(NodeType.NT_FILE);
  58                 } catch (RepositoryException e) {
  59                         throw new JcrFsException("Cannot check if regular file", e);
  60                 }
  61         }
  62
  63         @Override
  64         public boolean isDirectory() {
  65                 try {
  66                         if (node.isNodeType(NodeType.NT_FOLDER))
  67                                 return true;
  68                         // all other non file nodes
  69                         return !(node.isNodeType(NodeType.NT_FILE) || node.isNodeType(NodeType.NT_LINKED_FILE));
  70                 } catch (RepositoryException e) {
  71                         throw new JcrFsException("Cannot check if directory", e);
  72                 }
  73         }
  74
  75         @Override
  76         public boolean isSymbolicLink() {
  77                 try {
  78                         return node.isNodeType(NodeType.NT_LINKED_FILE);
  79                 } catch (RepositoryException e) {
  80                         throw new JcrFsException("Cannot check if linked file", e);
  81                 }
  82         }
  83
  84         @Override
  85         public boolean isOther() {
  86                 return !(isDirectory() || isRegularFile() || isSymbolicLink());
  87         }
  88
  89         @Override
  90         public long size() {
  91                 if (isRegularFile()) {
  92                         Binary binary = null;
  93                         try {
  94                                 binary = node.getNode(Property.JCR_CONTENT).getProperty(Property.JCR_DATA).getBinary();
  95                                 return binary.getSize();
  96                         } catch (RepositoryException e) {
  97                                 throw new JcrFsException("Cannot check size", e);
  98                         } finally {
  99                                 JcrUtils.closeQuietly(binary);
 100                         }
 101                 }
 102                 return -1;
 103         }
 104
 105         @Override
 106         public Object fileKey() {
 107                 return null;
 108         }
 109
 110         @Override
 111         public Node getNode() {
 112                 return node;
 113         }
 114
 115 }