net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/builder/FileStorage.java

   1 /*
   2  * Created on 06.09.2003
   3  *
   4  * To change the template for this generated file go to
   5  * Window&gt;Preferences&gt;Java&gt;Code Generation&gt;Code and Comments
   6  */
   7 package net.sourceforge.phpeclipse.builder;
   8
   9 import java.io.File;
  10 import java.io.FileInputStream;
  11 import java.io.FileNotFoundException;
  12 import java.io.FileOutputStream;
  13 import java.io.IOException;
  14 import java.io.InputStream;
  15
  16 import net.sourceforge.phpdt.internal.ui.util.StreamUtil;
  17 import net.sourceforge.phpeclipse.PHPeclipsePlugin;
  18
  19 import org.eclipse.core.resources.IStorage;
  20 import org.eclipse.core.runtime.CoreException;
  21 import org.eclipse.core.runtime.IPath;
  22 import org.eclipse.core.runtime.IProgressMonitor;
  23 import org.eclipse.core.runtime.IStatus;
  24 import org.eclipse.core.runtime.PlatformObject;
  25 import org.eclipse.core.runtime.Status;
  26
  27 /*
  28  * (c) Copyright QNX Software Systems Ltd. 2002.
  29  * All Rights Reserved.
  30  */
  31
  32 /**
  33  *
  34  * @see IStorage
  35  */
  36 public class FileStorage extends PlatformObject implements IStorage {
  37          private boolean forceReadOnly;
  38          private final IPath path;
  39          private final File file;
  40
  41          /**
  42                 * Two FileStorages are equal if their IPaths are equal.
  43                 * @see java.lang.Object#equals(java.lang.Object)
  44                 */
  45          public boolean equals(Object obj) {
  46                         if (this == obj)
  47                                  return true;
  48                         if (!(obj instanceof FileStorage))
  49                                  return false;
  50                         FileStorage other = (FileStorage) obj;
  51                         return path.equals(other.path);
  52          }
  53
  54          /* (non-Javadoc)
  55                 * @see org.eclipse.core.resources.IStorage#getContents()
  56                 */
  57          public InputStream getContents() throws CoreException {
  58                         try {
  59                                  return new FileInputStream(file);
  60                         } catch (FileNotFoundException e) {
  61                                  throw new CoreException(new Status(IStatus.ERROR, PHPeclipsePlugin.PLUGIN_ID, IStatus.ERROR, e.toString(), e));
  62                         }
  63          }
  64
  65          /* (non-Javadoc)
  66                 * @see org.eclipse.core.resources.IStorage#getFullPath()
  67                 */
  68          public IPath getFullPath() {
  69                         return this.path;
  70          }
  71
  72          /* (non-Javadoc)
  73                 * @see org.eclipse.core.resources.IStorage#getName()
  74                 */
  75          public String getName() {
  76                         return this.path.lastSegment();
  77          }
  78
  79          /* (non-Javadoc)
  80                 * @see org.eclipse.core.resources.IStorage#isReadOnly()
  81                 */
  82          public boolean isReadOnly() {
  83                         return forceReadOnly || !file.canWrite();
  84          }
  85
  86          /**
  87                 * Method FileStorage.
  88                 * @param path
  89                 */
  90          public FileStorage(IPath path) {
  91                         this.path = path;
  92                         this.file = path.toFile();
  93          }
  94
  95          /* (non-Javadoc)
  96                 * @see java.lang.Object#toString()
  97                 */
  98          public String toString() {
  99                         return path.toOSString();
 100          }
 101
 102          /**
 103                 * @param stream
 104                 * @param overwrite
 105                 * @param b
 106                 * @param monitor
 107                 */
 108          public void setContents(InputStream stream, boolean overwrite, boolean b, IProgressMonitor monitor) throws CoreException {
 109                         try {
 110                                 StreamUtil.transferStreams(stream, new FileOutputStream(file));
 111                         } catch (FileNotFoundException e) {
 112                                  throw new CoreException(new Status(IStatus.ERROR, PHPeclipsePlugin.PLUGIN_ID, IStatus.ERROR, e.toString(), e));
 113                         } catch (IOException e) {
 114                                  throw new CoreException(new Status(IStatus.ERROR, PHPeclipsePlugin.PLUGIN_ID, IStatus.ERROR, e.toString(), e));
 115                         }
 116          }
 117
 118          /**
 119                 * Some document providers (notably CompilationUnitDocumentProvider)
 120                 * can't handle read/write storage.
 121                 */
 122          public void setReadOnly() {
 123                         forceReadOnly = true;
 124          }
 125 }