예제 #1
0
    @Override
    public void execute(final GUI gui) {
      final DialogExport dialog = new DialogExport(gui);
      if (!dialog.ok()) return;

      final IOFile root = new IOFile(dialog.path());

      // check if existing files will be overwritten
      if (root.exists()) {
        IO file = null;
        boolean overwrite = false;
        final Data d = gui.context.data();
        final IntList il = d.resources.docs();
        final int is = il.size();
        for (int i = 0; i < is; i++) {
          file = root.merge(Token.string(d.text(il.get(i), true)));
          if (file.exists()) {
            if (overwrite) {
              // more than one file will be overwritten; check remaining tests
              file = null;
              break;
            }
            overwrite = true;
          }
        }
        if (overwrite) {
          // show message for overwriting files or directories
          final String msg = file == null ? FILES_REPLACE_X : FILE_EXISTS_X;
          if (file == null) file = root;
          if (!BaseXDialog.confirm(gui, Util.info(msg, file))) return;
        }
      }
      DialogProgress.execute(gui, new Export(root.path()));
    }
예제 #2
0
  /**
   * Returns atomic text node merging operations if necessary for the given node PRE and its right
   * neighbor PRE+1.
   *
   * @param a node PRE value
   * @param d target data reference
   * @return list of text merging operations
   */
  private AtomicUpdateList necessaryMerges(final int a, final Data d) {
    final AtomicUpdateList mergeTwoNodes = new AtomicUpdateList(d);
    final int s = d.meta.size;
    final int b = a + 1;
    // don't leave table
    if (a >= s || b >= s || a < 0 || b < 0) return mergeTwoNodes;
    // only merge texts
    if (d.kind(a) != Data.TEXT || d.kind(b) != Data.TEXT) return mergeTwoNodes;
    // only merge neighboring texts
    if (d.parent(a, Data.TEXT) != d.parent(b, Data.TEXT)) return mergeTwoNodes;

    mergeTwoNodes.addDelete(b);
    mergeTwoNodes.addUpdateValue(a, Data.TEXT, Token.concat(d.text(a, true), d.text(b, true)));

    return mergeTwoNodes;
  }
예제 #3
0
  /**
   * Writes the entry for the specified pre value to the table.
   *
   * @param t table reference
   * @param data data reference
   * @param p node to be printed
   */
  private static void table(final Table t, final Data data, final int p) {
    final int k = data.kind(p);
    final TokenList tl = new TokenList();
    tl.add(p);
    tl.add(p - data.parent(p, k));
    tl.add(data.size(p, k));
    tl.add(data.attSize(p, k));
    final int u = data.uri(p, k);
    if (data.nsFlag(p)) tl.add("+" + u);
    else tl.add(u);
    tl.add(TABLEKINDS[k]);

    byte[] cont = null;
    if (k == Data.ELEM) {
      cont = data.name(p, k);
    } else if (k == Data.ATTR) {
      cont =
          new TokenBuilder(data.name(p, k)).add(ATT1).add(data.text(p, false)).add(ATT2).finish();
    } else {
      cont = data.text(p, true);
    }
    tl.add(replace(chop(cont, 64), '\n', ' '));
    t.contents.add(tl);
  }
예제 #4
0
파일: List.java 프로젝트: JohnLeM/basex
  /**
   * Lists resources of the specified database.
   *
   * @return success flag
   * @throws IOException I/O exception
   */
  private boolean listDB() throws IOException {
    final String db = args[0];
    final String path = args[1] != null ? args[1] : "";
    if (!Databases.validName(db)) return error(NAME_INVALID_X, db);

    final Table table = new Table();
    table.description = RESOURCES;
    table.header.add(INPUT_PATH);
    table.header.add(TYPE);
    table.header.add(MimeTypes.CONTENT_TYPE);
    table.header.add(SIZE);

    try {
      // add xml documents
      final Data data = Open.open(db, context);
      final Resources res = data.resources;
      final IntList il = res.docs(path);
      final int ds = il.size();
      for (int i = 0; i < ds; i++) {
        final int pre = il.get(i);
        final TokenList tl = new TokenList(3);
        final byte[] file = data.text(pre, true);
        tl.add(file);
        tl.add(DataText.M_XML);
        tl.add(MimeTypes.APP_XML);
        tl.add(data.size(pre, Data.DOC));
        table.contents.add(tl);
      }
      // add binary resources
      for (final byte[] file : res.binaries(path)) {
        final String f = string(file);
        final TokenList tl = new TokenList(3);
        tl.add(file);
        tl.add(DataText.M_RAW);
        tl.add(MimeTypes.get(f));
        tl.add(data.meta.binary(f).length());
        table.contents.add(tl);
      }
      Close.close(data, context);
    } catch (final IOException ex) {
      return error(Util.message(ex));
    }
    out.println(table.sort().finish());
    return true;
  }
예제 #5
0
  /**
   * Performs the list function.
   *
   * @param ctx query context
   * @return iterator
   * @throws QueryException query exception
   */
  private Iter list(final QueryContext ctx) throws QueryException {
    final TokenList tl = new TokenList();
    final int el = expr.length;
    if (el == 0) {
      for (final String s : List.list(ctx.context)) tl.add(s);
    } else {
      final Data data = data(0, ctx);
      final String path = string(el == 1 ? EMPTY : checkStr(expr[1], ctx));
      // add xml resources
      final Resources res = data.resources;
      final IntList il = res.docs(path);
      final int is = il.size();
      for (int i = 0; i < is; i++) tl.add(data.text(il.get(i), true));
      // add binary resources
      for (final byte[] file : res.binaries(path)) tl.add(file);
    }
    tl.sort(!Prop.WIN);

    return new Iter() {
      int pos;

      @Override
      public Str get(final long i) {
        return Str.get(tl.get((int) i));
      }

      @Override
      public Str next() {
        return pos < size() ? get(pos++) : null;
      }

      @Override
      public boolean reset() {
        pos = 0;
        return true;
      }

      @Override
      public long size() {
        return tl.size();
      }
    };
  }
예제 #6
0
파일: Data.java 프로젝트: JosuaKrause/basex
  /**
   * Inserts a data instance at the specified pre value. Note that the specified data instance must
   * differ from this instance.
   *
   * @param ipre value at which to insert new data
   * @param ipar parent pre value of node
   * @param clip data clip
   */
  public final void insert(final int ipre, final int ipar, final DataClip clip) {
    meta.update();

    // update value and document indexes
    if (meta.updindex) indexBegin();
    resources.insert(ipre, clip);

    final int dsize = clip.size();
    final int buf = Math.min(dsize, IO.BLOCKSIZE >> IO.NODEPOWER);
    // resize buffer to cache more entries
    buffer(buf);

    // find all namespaces in scope to avoid duplicate declarations
    final TokenMap nsScope = nspaces.scope(ipar, this);

    // loop through all entries
    final IntList preStack = new IntList();
    final NSNode nsRoot = nspaces.current();
    final HashSet<NSNode> newNodes = new HashSet<NSNode>();
    final IntList flagPres = new IntList();

    // indicates if database only contains a dummy node
    final Data data = clip.data;
    int c = 0;
    for (int dpre = clip.start; dpre < clip.end; ++dpre, ++c) {
      if (c != 0 && c % buf == 0) insert(ipre + c - buf);

      final int pre = ipre + c;
      final int dkind = data.kind(dpre);
      final int dpar = data.parent(dpre, dkind);
      // ipar < 0 if document nodes on top level are added
      final int dis = dpar >= 0 ? dpre - dpar : ipar >= 0 ? pre - ipar : 0;
      final int par = dis == 0 ? -1 : pre - dis;

      if (c == 0) nspaces.root(par, this);

      while (!preStack.isEmpty() && preStack.peek() > par) nspaces.close(preStack.pop());

      switch (dkind) {
        case DOC:
          // add document
          nspaces.prepare();
          final int s = data.size(dpre, dkind);
          doc(pre, s, data.text(dpre, true));
          meta.ndocs++;
          preStack.push(pre);
          break;
        case ELEM:
          // add element
          nspaces.prepare();
          boolean ne = false;
          if (data.nsFlag(dpre)) {
            final Atts at = data.ns(dpre);
            for (int a = 0; a < at.size(); ++a) {
              // see if prefix has been declared/ is part of current ns scope
              final byte[] old = nsScope.get(at.name(a));
              if (old == null || !eq(old, at.value(a))) {
                // we have to keep track of all new NSNodes that are added
                // to the Namespace structure, as their pre values must not
                // be updated. I.e. if an NSNode N with pre value 3 existed
                // prior to inserting and two new nodes are inserted at
                // location pre == 3 we have to make sure N and only N gets
                // updated.
                newNodes.add(nspaces.add(at.name(a), at.value(a), pre));
                ne = true;
              }
            }
          }
          byte[] nm = data.name(dpre, dkind);
          elem(
              dis,
              tagindex.index(nm, null, false),
              data.attSize(dpre, dkind),
              data.size(dpre, dkind),
              nspaces.uri(nm, true),
              ne);
          preStack.push(pre);
          break;
        case TEXT:
        case COMM:
        case PI:
          // add text
          text(pre, dis, data.text(dpre, true), dkind);
          break;
        case ATTR:
          // add attribute
          nm = data.name(dpre, dkind);
          // check if prefix already in nsScope or not
          final byte[] attPref = prefix(nm);
          // check if prefix of attribute has already been declared, otherwise
          // add declaration to parent node
          if (data.nsFlag(dpre) && nsScope.get(attPref) == null) {
            nspaces.add(
                par,
                preStack.isEmpty() ? -1 : preStack.peek(),
                attPref,
                data.nspaces.uri(data.uri(dpre, dkind)),
                this);
            // save pre value to set ns flag later for this node. can't be done
            // here as direct table access would interfere with the buffer
            flagPres.add(par);
          }
          attr(
              pre,
              dis,
              atnindex.index(nm, null, false),
              data.text(dpre, false),
              nspaces.uri(nm, false),
              false);
          break;
      }
    }
    // finalize and update namespace structure
    while (!preStack.isEmpty()) nspaces.close(preStack.pop());
    nspaces.root(nsRoot);

    if (bp != 0) insert(ipre + c - 1 - (c - 1) % buf);
    // reset buffer to old size
    buffer(1);

    // set ns flags
    for (int f = 0; f < flagPres.size(); f++) {
      final int fl = flagPres.get(f);
      table.write2(fl, 1, name(fl) | 1 << 15);
    }

    // increase size of ancestors
    int p = ipar;
    while (p >= 0) {
      final int k = kind(p);
      size(p, k, size(p, k) + dsize);
      p = parent(p, k);
    }

    if (meta.updindex) {
      // add the entries to the ID -> PRE mapping:
      idmap.insert(ipre, id(ipre), dsize);
      indexEnd();
    }

    if (!cache) updateDist(ipre + dsize, dsize);

    // propagate PRE value shifts to namespaces
    if (ipar != -1) nspaces.insert(ipre, dsize, newNodes);
  }
예제 #7
0
파일: Data.java 프로젝트: JosuaKrause/basex
  /**
   * Replaces parts of the database with the specified data instance.
   *
   * @param rpre pre value to be replaced
   * @param clip data clip
   */
  public final void replace(final int rpre, final DataClip clip) {
    meta.update();

    final int dsize = clip.size();
    final Data data = clip.data;

    final int rkind = kind(rpre);
    final int rsize = size(rpre, rkind);
    final int rpar = parent(rpre, rkind);
    final int diff = dsize - rsize;
    buffer(dsize);
    resources.replace(rpre, rsize, clip);

    if (meta.updindex) {
      // update index
      indexDelete(rpre, rsize);
      indexBegin();
    }

    for (int dpre = clip.start; dpre < clip.end; ++dpre) {
      final int dkind = data.kind(dpre);
      final int dpar = data.parent(dpre, dkind);
      final int pre = rpre + dpre - clip.start;
      final int dis = dpar >= 0 ? dpre - dpar : pre - rpar;

      switch (dkind) {
        case DOC:
          // add document
          doc(pre, data.size(dpre, dkind), data.text(dpre, true));
          meta.ndocs++;
          break;
        case ELEM:
          // add element
          byte[] nm = data.name(dpre, dkind);
          elem(
              dis,
              tagindex.index(nm, null, false),
              data.attSize(dpre, dkind),
              data.size(dpre, dkind),
              nspaces.uri(nm, true),
              false);
          break;
        case TEXT:
        case COMM:
        case PI:
          // add text
          text(pre, dis, data.text(dpre, true), dkind);
          break;
        case ATTR:
          // add attribute
          nm = data.name(dpre, dkind);
          attr(
              pre,
              dis,
              atnindex.index(nm, null, false),
              data.text(dpre, false),
              nspaces.uri(nm, false),
              false);
          break;
      }
    }

    if (meta.updindex) {
      indexEnd();
      // update ID -> PRE map:
      idmap.delete(rpre, id(rpre), -rsize);
      idmap.insert(rpre, meta.lastid - dsize + 1, dsize);
    }

    // update table:
    table.replace(rpre, buffer(), rsize);
    buffer(1);

    // no distance/size update if the two subtrees are of equal size
    if (diff == 0) return;

    // increase/decrease size of ancestors, adjust distances of siblings
    int p = rpar;
    while (p >= 0) {
      final int k = kind(p);
      size(p, k, size(p, k) + diff);
      p = parent(p, k);
    }

    if (!cache) updateDist(rpre + dsize, diff);

    // adjust attribute size of parent if attributes inserted. attribute size
    // of parent cannot be reduced via a replace expression.
    int dpre = clip.start;
    if (data.kind(dpre) == ATTR) {
      int d = 0;
      while (dpre < clip.end && data.kind(dpre++) == ATTR) d++;
      if (d > 1) attSize(rpar, kind(rpar), d + 1);
    }
  }
예제 #8
0
  @Override
  public void paintComponent(final Graphics g) {
    super.paintComponent(g);

    // skip if view is unavailable
    if (tdata.rows == null) return;

    gui.painting = true;
    g.setFont(GUIConstants.font);

    final int w = getWidth() - scroll.getWidth();
    final int h = getHeight();
    final int fsz = gui.gprop.num(GUIProp.FONTSIZE);

    final Context context = tdata.context;
    final Data data = context.data();
    final int focus = gui.context.focused;
    final int rfocus = tdata.getRoot(data, focus);
    int mpos = 0;

    final int nCols = tdata.cols.length;
    final int nRows = tdata.rows.size();
    final int rowH = tdata.rowH;

    final TableIterator ti = new TableIterator(data, tdata);
    final TokenBuilder[] tb = new TokenBuilder[nCols];
    for (int i = 0; i < nCols; ++i) tb[i] = new TokenBuilder();

    focusedString = null;
    final Nodes marked = context.marked;
    int l = scroll.pos() / rowH - 1;
    int posY = -scroll.pos() + l * rowH;

    while (++l < nRows && marked != null) {
      // skip when all visible rows have been painted or if data has changed
      if (posY > h || l >= tdata.rows.size()) break;
      posY += rowH;

      final int pre = tdata.rows.get(l);
      while (mpos < marked.size() && marked.list[mpos] < pre) ++mpos;

      // draw line
      g.setColor(GUIConstants.color2);
      g.drawLine(0, posY + rowH - 1, w, posY + rowH - 1);
      g.setColor(Color.white);
      g.drawLine(0, posY + rowH, w, posY + rowH);

      // verify if current node is marked or focused
      final boolean rm = mpos < marked.size() && marked.list[mpos] == pre;
      final boolean rf = pre == rfocus;
      final int col = rm ? rf ? 5 : 4 : 3;
      if (rm || rf) {
        g.setColor(GUIConstants.color(col));
        g.fillRect(0, posY - 1, w, rowH);
        g.setColor(GUIConstants.color(col + 4));
        g.drawLine(0, posY - 1, w, posY - 1);
      }
      g.setColor(Color.black);

      // skip drawing of text during animation
      if (rowH < fsz) continue;

      // find all row contents
      ti.init(pre);
      int fcol = -1;
      while (ti.more()) {
        final int c = ti.col;
        if (ti.pre == focus || data.parent(ti.pre, data.kind(ti.pre)) == focus) fcol = c;

        // add content to column (skip too long contents)...
        if (tb[c].size() < 100) {
          if (tb[c].size() != 0) tb[c].add("; ");
          tb[c].add(data.text(ti.pre, ti.text));
        }
      }

      // add dots if content is too long
      for (final TokenBuilder t : tb) if (t.size() > 100) t.add(DOTS);

      // draw row contents
      byte[] focusStr = null;
      int fx = -1;
      double x = 1;
      for (int c = 0; c < nCols; ++c) {
        // draw single column
        final double cw = w * tdata.cols[c].width;
        final double ce = x + cw;

        if (ce != 0) {
          final byte[] str = tb[c].size() != 0 ? tb[c].finish() : null;
          if (str != null) {
            if (tdata.mouseX > x && tdata.mouseX < ce || fcol == c) {
              fx = (int) x;
              focusStr = str;
            }
            BaseXLayout.chopString(g, str, (int) x + 1, posY + 2, (int) cw - 4, fsz);
            tb[c].reset();
          }
        }
        x = ce;
      }

      // highlight focused entry
      if (rf || fcol != -1) {
        if (focusStr != null) {
          final int sw = BaseXLayout.width(g, focusStr) + 8;
          if (fx > w - sw - 2) fx = w - sw - 2;
          g.setColor(GUIConstants.color(col + 2));
          g.fillRect(fx - 2, posY, sw, rowH - 1);
          g.setColor(Color.black);
          BaseXLayout.chopString(g, focusStr, fx + 1, posY + 2, sw, fsz);

          // cache focused string
          focusedString = string(focusStr);
          final int i = focusedString.indexOf("; ");
          if (i != -1) focusedString = focusedString.substring(0, i);
        }
      }
    }
    gui.painting = false;
  }
예제 #9
0
  /**
   * Optimizes the structures of a database.
   *
   * @param data data
   * @param enforceText enforce creation or deletion of text index
   * @param enforceAttr enforce creation or deletion of attribute index
   * @param enforceToken enforce creation or deletion of token index
   * @param enforceFt enforce creation or deletion of full-text index
   * @param cmd calling command instance (may be {@code null})
   * @throws IOException I/O Exception during index rebuild
   */
  public static void optimize(
      final Data data,
      final boolean enforceText,
      final boolean enforceAttr,
      final boolean enforceToken,
      final boolean enforceFt,
      final Optimize cmd)
      throws IOException {

    // initialize structural indexes
    final MetaData md = data.meta;
    if (!md.uptodate) {
      data.paths.init();
      data.elemNames.init();
      data.attrNames.init();
      md.dirty = true;

      final IntList pars = new IntList(), elms = new IntList();
      int n = 0;

      for (int pre = 0; pre < md.size; ++pre) {
        final byte kind = (byte) data.kind(pre);
        final int par = data.parent(pre, kind);
        while (!pars.isEmpty() && pars.peek() > par) {
          pars.pop();
          elms.pop();
        }

        final int level = pars.size();
        if (kind == Data.DOC) {
          data.paths.put(0, Data.DOC, level);
          pars.push(pre);
          elms.push(0);
          ++n;
        } else if (kind == Data.ELEM) {
          final int id = data.nameId(pre);
          data.elemNames.index(data.elemNames.key(id), null, true);
          data.paths.put(id, Data.ELEM, level);
          pars.push(pre);
          elms.push(id);
        } else if (kind == Data.ATTR) {
          final int id = data.nameId(pre);
          final byte[] val = data.text(pre, false);
          data.attrNames.index(data.attrNames.key(id), val, true);
          data.paths.put(id, Data.ATTR, level, val, md);
        } else {
          final byte[] val = data.text(pre, true);
          if (kind == Data.TEXT && level > 1) data.elemNames.index(elms.peek(), val);
          data.paths.put(0, kind, level, val, md);
        }
        if (cmd != null) cmd.pre = pre;
      }
      md.ndocs = n;
      md.uptodate = true;
    }

    // rebuild value indexes
    optimize(IndexType.TEXT, data, md.createtext, md.textindex, enforceText, cmd);
    optimize(IndexType.ATTRIBUTE, data, md.createattr, md.attrindex, enforceAttr, cmd);
    optimize(IndexType.TOKEN, data, md.createtoken, md.tokenindex, enforceToken, cmd);
    optimize(IndexType.FULLTEXT, data, md.createft, md.ftindex, enforceFt, cmd);
  }