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

   1 package net.sourceforge.phpeclipse.builder;
   2
   3 import java.io.File;
   4 import java.io.FileInputStream;
   5 import java.io.FileNotFoundException;
   6 import java.io.FileOutputStream;
   7 import java.io.IOException;
   8 import java.io.InputStream;
   9
  10 //import net.sourceforge.;
  11 import net.sourceforge.phpdt.internal.ui.util.StreamUtil;
  12 import net.sourceforge.phpeclipse.PHPeclipsePlugin;
  13
  14 import org.eclipse.core.resources.IStorage;
  15 import org.eclipse.core.runtime.CoreException;
  16 import org.eclipse.core.runtime.IPath;
  17 import org.eclipse.core.runtime.IProgressMonitor;
  18 import org.eclipse.core.runtime.IStatus;
  19 import org.eclipse.core.runtime.PlatformObject;
  20 import org.eclipse.core.runtime.Status;
  21
  22 /*
  23  * (c) Copyright QNX Software Systems Ltd. 2002.
  24  * All Rights Reserved.
  25  */
  26
  27 /**
  28  *
  29  * @see IStorage
  30  */
  31 public class FileStorage extends PlatformObject implements IStorage {
  32         private boolean forceReadOnly;
  33
  34         private final IPath path;
  35
  36         private final File file;
  37
  38         /**
  39          * Two FileStorages are equal if their IPaths are equal.
  40          *
  41          * @see java.lang.Object#equals(java.lang.Object)
  42          */
  43         public boolean equals(Object obj) {
  44                 if (this == obj)
  45                         return true;
  46                 if (!(obj instanceof FileStorage))
  47                         return false;
  48                 FileStorage other = (FileStorage) obj;
  49                 return path.equals(other.path);
  50         }
  51
  52         /*
  53          * (non-Javadoc)
  54          *
  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,
  62                                         PHPeclipsePlugin.PLUGIN_ID, IStatus.ERROR, e.toString(), e));
  63                 }
  64         }
  65
  66         /*
  67          * (non-Javadoc)
  68          *
  69          * @see org.eclipse.core.resources.IStorage#getFullPath()
  70          */
  71         public IPath getFullPath() {
  72                 return this.path;
  73         }
  74
  75         /*
  76          * (non-Javadoc)
  77          *
  78          * @see org.eclipse.core.resources.IStorage#getName()
  79          */
  80         public String getName() {
  81                 return this.path.lastSegment();
  82         }
  83
  84         /*
  85          * (non-Javadoc)
  86          *
  87          * @see org.eclipse.core.resources.IStorage#isReadOnly()
  88          */
  89         public boolean isReadOnly() {
  90                 return forceReadOnly || !file.canWrite();
  91         }
  92
  93         /**
  94          * Method FileStorage.
  95          *
  96          * @param path
  97          */
  98         public FileStorage(IPath path) {
  99                 this.path = path;
 100                 this.file = path.toFile();
 101         }
 102
 103         /*
 104          * (non-Javadoc)
 105          *
 106          * @see java.lang.Object#toString()
 107          */
 108         public String toString() {
 109                 return path.toOSString();
 110         }
 111
 112         /**
 113          * @param stream
 114          * @param overwrite
 115          * @param b
 116          * @param monitor
 117          */
 118         public void setContents(InputStream stream, boolean overwrite, boolean b,
 119                         IProgressMonitor monitor) throws CoreException {
 120                 try {
 121                         StreamUtil.transferStreams(stream, new FileOutputStream(file));
 122                 } catch (FileNotFoundException e) {
 123                         throw new CoreException(new Status(IStatus.ERROR,
 124                                         PHPeclipsePlugin.PLUGIN_ID, IStatus.ERROR, e.toString(), e));
 125                 } catch (IOException e) {
 126                         throw new CoreException(new Status(IStatus.ERROR,
 127                                         PHPeclipsePlugin.PLUGIN_ID, IStatus.ERROR, e.toString(), e));
 128                 }
 129         }
 130
 131         /**
 132          * Some document providers (notably CompilationUnitDocumentProvider) can't
 133          * handle read/write storage.
 134          */
 135         public void setReadOnly() {
 136                 forceReadOnly = true;
 137         }
 138 }