Example #1
0
  /**
   * Transfers names, macros and includes from another file to this one and deletes the other file.
   *
   * @param sourceFile the file to transfer the local bindings from.
   * @throws CoreException
   */
  public void replaceContentsFrom(PDOMFile sourceFile) throws CoreException {
    // Delete current content
    clear();

    // Link in the using directives
    setLastUsingDirective(sourceFile.getLastUsingDirectiveRec());

    // Link in the includes, replace the owner.
    PDOMInclude include = sourceFile.getFirstInclude();
    setFirstInclude(include);
    for (; include != null; include = include.getNextInIncludes()) {
      include.setIncludedBy(this);
    }

    // In the unexpected case that there is an included by relation, append it.
    transferIncluders(sourceFile);

    // Link in the macros.
    PDOMMacro macro = sourceFile.getFirstMacro();
    setFirstMacro(macro);
    for (; macro != null; macro = macro.getNextMacro()) {
      macro.setFile(this);
    }

    // Link in macro references
    PDOMMacroReferenceName mref = sourceFile.getFirstMacroReference();
    setFirstMacroReference(mref);
    for (; mref != null; mref = mref.getNextInFile()) {
      mref.setFile(this);
    }

    // Replace all the names in this file
    PDOMName name = sourceFile.getFirstName();
    setFirstName(name);
    for (; name != null; name = name.getNextInFile()) {
      name.setFile(this);
    }

    setTimestamp(sourceFile.getTimestamp());
    setSourceReadTime(sourceFile.getSourceReadTime());
    setSizeAndEncodingHashcode(sourceFile.getSizeAndEncodingHashcode());
    setContentsHash(sourceFile.getContentsHash());

    // Transfer the flags.
    Database db = fLinkage.getDB();
    db.putByte(record + FLAGS, db.getByte(sourceFile.record + FLAGS));

    // Transfer the replacement header.
    db.putRecPtr(record + REPLACEMENT_HEADER, db.getRecPtr(sourceFile.record + REPLACEMENT_HEADER));
    db.putRecPtr(sourceFile.record + REPLACEMENT_HEADER, 0);

    // Delete the source file
    sourceFile.delete();
  }