src/Tools/jEdit/src/jedit_thy_load.scala

--- a/src/Tools/jEdit/src/jedit_thy_load.scala	Tue Mar 18 16:45:14 2014 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,121 +0,0 @@
-/*  Title:      Tools/jEdit/src/jedit_thy_load.scala
-    Author:     Makarius
-
-Primitives for loading theory files, based on jEdit buffer content.
-*/
-
-package isabelle.jedit
-
-
-import isabelle._
-
-import java.io.{File => JFile, IOException, ByteArrayOutputStream}
-import javax.swing.text.Segment
-
-import org.gjt.sp.jedit.io.{VFS, FileVFS, VFSFile, VFSManager}
-import org.gjt.sp.jedit.MiscUtilities
-import org.gjt.sp.jedit.{jEdit, View, Buffer}
-import org.gjt.sp.jedit.bufferio.BufferIORequest
-
-class JEdit_Thy_Load(loaded_theories: Set[String] = Set.empty, base_syntax: Outer_Syntax)
-  extends Thy_Load(loaded_theories, base_syntax)
-{
-  /* document node names */
-
-  def node_name(buffer: Buffer): Document.Node.Name =
-  {
-    val node = JEdit_Lib.buffer_name(buffer)
-    val theory = Thy_Header.thy_name(node).getOrElse("")
-    val master_dir = if (theory == "") "" else buffer.getDirectory
-    Document.Node.Name(node, master_dir, theory)
-  }
-
-  def theory_node_name(buffer: Buffer): Option[Document.Node.Name] =
-  {
-    val name = node_name(buffer)
-    if (name.is_theory) Some(name) else None
-  }
-
-
-  /* file-system operations */
-
-  override def append(dir: String, source_path: Path): String =
-  {
-    val path = source_path.expand
-    if (dir == "" || path.is_absolute) Isabelle_System.platform_path(path)
-    else {
-      val vfs = VFSManager.getVFSForPath(dir)
-      if (vfs.isInstanceOf[FileVFS])
-        MiscUtilities.resolveSymlinks(
-          vfs.constructPath(dir, Isabelle_System.platform_path(path)))
-      else vfs.constructPath(dir, Isabelle_System.standard_path(path))
-    }
-  }
-
-  override def with_thy_text[A](name: Document.Node.Name, f: CharSequence => A): A =
-  {
-    Swing_Thread.now {
-      JEdit_Lib.jedit_buffer(name.node) match {
-        case Some(buffer) =>
-          JEdit_Lib.buffer_lock(buffer) {
-            Some(f(buffer.getSegment(0, buffer.getLength)))
-          }
-        case None => None
-      }
-    } getOrElse {
-      val file = new JFile(name.node)  // FIXME load URL via jEdit VFS (!?)
-      if (!file.exists || !file.isFile) error("No such file: " + quote(file.toString))
-      f(File.read(file))
-    }
-  }
-
-  def check_file(view: View, path: String): Boolean =
-  {
-    val vfs = VFSManager.getVFSForPath(path)
-    val session = vfs.createVFSSession(path, view)
-
-    try {
-      session != null && {
-        try {
-          val file = vfs._getFile(session, path, view)
-          file != null && file.isReadable && file.getType == VFSFile.FILE
-        }
-        catch { case _: IOException => false }
-      }
-    }
-    finally {
-      try { vfs._endVFSSession(session, view) }
-      catch { case _: IOException => }
-    }
-  }
-
-
-  /* file content */
-
-  def file_content(buffer: Buffer): Bytes =
-  {
-    val path = buffer.getPath
-    val vfs = VFSManager.getVFSForPath(path)
-    val content =
-      new BufferIORequest(null, buffer, null, vfs, path) {
-        def _run() { }
-        def apply(): Bytes =
-        {
-          val out =
-            new ByteArrayOutputStream(buffer.getLength + 1) {
-              def content(): Bytes = Bytes(this.buf, 0, this.count)
-            }
-          write(buffer, out)
-          out.content()
-        }
-      }
-    content()
-  }
-
-
-  /* theory text edits */
-
-  override def syntax_changed(): Unit =
-    Swing_Thread.later { jEdit.propertiesChanged() }
-}
-