1 files changed, 101 insertions, 0 deletions
diff --git a/src/reflect/scala/tools/nsc/io/VirtualFile.scala b/src/reflect/scala/tools/nsc/io/VirtualFile.scala
new file mode 100644
index 0000000000..b9a946598c
--- /dev/null
+++ b/src/reflect/scala/tools/nsc/io/VirtualFile.scala
@@ -0,0 +1,101 @@
+/* NSC -- new Scala compiler
+ * Copyright 2005-2011 LAMP/EPFL
+ * @author  Martin Odersky
+ */
+
+
+package scala.tools.nsc
+package io
+
+import java.io.{ ByteArrayInputStream, ByteArrayOutputStream, InputStream, OutputStream }
+import java.io.{ File => JFile }
+
+/** This class implements an in-memory file.
+ *
+ *  @author  Philippe Altherr
+ *  @version 1.0, 23/03/2004
+ */
+class VirtualFile(val name: String, override val path: String) extends AbstractFile {
+  /**
+   * Initializes this instance with the specified name and an
+   * identical path.
+   *
+   * @param name the name of the virtual file to be created
+   * @return     the created virtual file
+   */
+  def this(name: String) = this(name, name)
+
+  override def hashCode = path.hashCode
+  override def equals(that: Any) = that match {
+    case x: VirtualFile => x.path == path
+    case _              => false
+  }
+
+  //########################################################################
+  // Private data
+  private var content = new Array[Byte](0)
+
+  //########################################################################
+  // Public Methods
+  def absolute = this
+
+  /** Returns null. */
+  final def file: JFile = null
+
+  override def sizeOption: Option[Int] = Some(content.size)
+
+  def input : InputStream = new ByteArrayInputStream(content);
+
+  override def output: OutputStream = {
+    new ByteArrayOutputStream() {
+      override def close() {
+        super.close()
+        content = toByteArray()
+      }
+    }
+  }
+
+  def container: AbstractFile =  unsupported
+
+  /** Is this abstract file a directory? */
+  def isDirectory: Boolean = false
+
+  /** Returns the time that this abstract file was last modified. */
+  private var _lastModified: Long = 0
+  def lastModified: Long = _lastModified
+  def lastModified_=(x: Long) = _lastModified = x
+
+  /** Returns all abstract subfiles of this abstract directory. */
+  def iterator: Iterator[AbstractFile] = {
+    assert(isDirectory, "not a directory '" + this + "'")
+    Iterator.empty
+  }
+
+  /** Does this abstract file denote an existing file? */
+  def create() { unsupported }
+
+  /** Delete the underlying file or directory (recursively). */
+  def delete() { unsupported }
+
+  /**
+   * Returns the abstract file in this abstract directory with the
+   * specified name. If there is no such file, returns null. The
+   * argument "directory" tells whether to look for a directory or
+   * or a regular file.
+   *
+   * @param name      ...
+   * @param directory ...
+   * @return          ...
+   */
+  def lookupName(name: String, directory: Boolean): AbstractFile = {
+    assert(isDirectory, "not a directory '" + this + "'")
+    null
+  }
+
+  /** Returns an abstract file with the given name. It does not
+   *  check that it exists.
+   */
+  def lookupNameUnchecked(name: String, directory: Boolean) = unsupported
+
+  //########################################################################
+}