org.argeo.jcr/src/org/argeo/jcr/Bin.java

   1 package org.argeo.jcr;
   2
   3 import java.io.IOException;
   4 import java.io.InputStream;
   5
   6 import javax.jcr.Binary;
   7 import javax.jcr.Property;
   8 import javax.jcr.RepositoryException;
   9
  10 /**
  11  * A {@link Binary} wrapper implementing {@link AutoCloseable} for ease of use
  12  * in try/catch blocks.
  13  */
  14 public class Bin implements Binary, AutoCloseable {
  15         private final Binary wrappedBinary;
  16
  17         public Bin(Property property) throws RepositoryException {
  18                 this(property.getBinary());
  19         }
  20
  21         public Bin(Binary wrappedBinary) {
  22                 if (wrappedBinary == null)
  23                         throw new IllegalArgumentException("Wrapped binary cannot be null");
  24                 this.wrappedBinary = wrappedBinary;
  25         }
  26
  27         // private static Binary getBinary(Property property) throws IOException {
  28         // try {
  29         // return property.getBinary();
  30         // } catch (RepositoryException e) {
  31         // throw new IOException("Cannot get binary from property " + property, e);
  32         // }
  33         // }
  34
  35         @Override
  36         public void close() {
  37                 dispose();
  38         }
  39
  40         @Override
  41         public InputStream getStream() throws RepositoryException {
  42                 return wrappedBinary.getStream();
  43         }
  44
  45         @Override
  46         public int read(byte[] b, long position) throws IOException, RepositoryException {
  47                 return wrappedBinary.read(b, position);
  48         }
  49
  50         @Override
  51         public long getSize() throws RepositoryException {
  52                 return wrappedBinary.getSize();
  53         }
  54
  55         @Override
  56         public void dispose() {
  57                 wrappedBinary.dispose();
  58         }
  59
  60 }