Exemple #1
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  @Override
  public final void service(final HttpServletRequest req, final HttpServletResponse res)
      throws IOException {

    final HTTPContext http = new HTTPContext(req, res, this);
    final boolean restxq = this instanceof RestXqServlet;
    try {
      http.authorize();
      run(http);
      http.log(SC_OK, "");
    } catch (final HTTPException ex) {
      http.status(ex.getStatus(), Util.message(ex), restxq);
    } catch (final LoginException ex) {
      http.status(SC_UNAUTHORIZED, Util.message(ex), restxq);
    } catch (final IOException | QueryException ex) {
      http.status(SC_BAD_REQUEST, Util.message(ex), restxq);
    } catch (final ProcException ex) {
      http.status(SC_BAD_REQUEST, Text.INTERRUPTED, restxq);
    } catch (final Exception ex) {
      final String msg = Util.bug(ex);
      Util.errln(msg);
      http.status(SC_INTERNAL_SERVER_ERROR, Util.info(UNEXPECTED, msg), restxq);
    } finally {
      if (Prop.debug) {
        Util.outln("_ REQUEST _________________________________" + Prop.NL + req);
        final Enumeration<String> en = req.getHeaderNames();
        while (en.hasMoreElements()) {
          final String key = en.nextElement();
          Util.outln(Text.LI + key + Text.COLS + req.getHeader(key));
        }
        Util.out("_ RESPONSE ________________________________" + Prop.NL + res);
      }
    }
  }
Exemple #2
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 /**
  * Assumes that this command is successful.
  *
  * @param cmd command reference
  * @param s session
  */
 private static void ok(final Command cmd, final Session s) {
   try {
     s.execute(cmd);
   } catch (final IOException ex) {
     fail(Util.message(ex));
   }
 }
Exemple #3
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  /**
   * Adds the string representation of an object:
   *
   * <ul>
   *   <li>objects of type {@link Throwable} are converted to a string representation via {@link
   *       Util#message}.
   *   <li>objects of type {@link Class} are converted via {@link Util#className(Class)}.
   *   <li>{@code null} references are replaced by the string {@code "null"}.
   *   <li>byte arrays are directly inserted as tokens.
   *   <li>for all other typed, {@link Object#toString} is called.
   * </ul>
   *
   * The specified string may contain {@code "%"} characters as place holders. All place holders
   * will be replaced by the specified extensions. If a digit is specified after the place holder
   * character, it will be interpreted as insertion position.
   *
   * @param object string to be extended
   * @param ext optional extensions
   * @return self reference
   */
  public TokenBuilder addExt(final Object object, final Object... ext) {
    final byte[] t;
    if (object instanceof byte[]) {
      t = (byte[]) object;
    } else {
      final String s;
      if (object == null) {
        s = "null";
      } else if (object instanceof Throwable) {
        s = Util.message((Throwable) object);
      } else if (object instanceof Class<?>) {
        s = Util.className((Class<?>) object);
      } else {
        s = object.toString();
      }
      t = token(s);
    }

    for (int i = 0, e = 0; i < t.length; ++i) {
      if (t[i] != '%' || e == ext.length) {
        addByte(t[i]);
      } else {
        final byte c = i + 1 < t.length ? t[i + 1] : 0;
        final boolean d = c >= '1' && c <= '9';
        if (d) ++i;
        final int n = d ? c - '1' : e++;
        final Object o = n < ext.length ? ext[n] : null;
        addExt(o);
      }
    }
    return this;
  }
Exemple #4
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 /**
  * Assumes that this command is successful.
  *
  * @param cmd command reference
  * @return result as string
  */
 protected final String ok(final Command cmd) {
   try {
     return session.execute(cmd);
   } catch (final IOException ex) {
     fail(Util.message(ex));
     return null;
   }
 }
Exemple #5
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 /** Stops a session. */
 @After
 public final void stopSession() {
   try {
     if (cleanup) session.execute(new DropDB(NAME));
     session.close();
   } catch (final IOException ex) {
     fail(Util.message(ex));
   }
 }
Exemple #6
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 /**
  * Performs a search.
  *
  * @param sc search context
  * @param jump jump to next hit
  */
 final void search(final SearchContext sc, final boolean jump) {
   try {
     rend.search(sc);
     if (!sc.search.isEmpty()) gui.status.setText(Util.info(Text.STRINGS_FOUND_X, sc.nr()));
     if (jump) jump(SearchDir.CURRENT, false);
   } catch (final Exception ex) {
     final String msg = Util.message(ex).replaceAll(Prop.NL + ".*", "");
     gui.status.setError(Text.REGULAR_EXPR + Text.COLS + msg);
   }
 }
Exemple #7
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 /**
  * Returns the serialization parameters.
  *
  * @param ctx context
  * @return serialization parameters
  */
 public String parameters(final Context ctx) {
   try {
     qp(args[0], ctx);
     parse(null);
     return qp.qc.serParams().toString();
   } catch (final QueryException ex) {
     error(Util.message(ex));
   } finally {
     qp = null;
   }
   return SerializerMode.DEFAULT.get().toString();
 }
Exemple #8
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 /** Clean up method. */
 @After
 public void cleanUp() {
   try {
     testSession.close();
     adminSession.execute(new DropDB(RENAMED));
     adminSession.execute(new DropDB(NAME));
     adminSession.close();
     // give the server some time to clean up the sessions before next test
     Performance.sleep(100);
   } catch (final Exception ex) {
     fail(Util.message(ex));
   }
 }
Exemple #9
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 /** Command test. */
 @Test
 public final void run() {
   final IOFile io = new IOFile("test.xq");
   no(new Run(io.path()));
   try {
     io.write(token("// li"));
   } catch (final Exception ex) {
     fail(Util.message(ex));
   }
   no(new Run(io.path()));
   ok(new CreateDB(NAME, FILE));
   ok(new Run(io.path()));
   io.delete();
 }
Exemple #10
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 /**
  * Replaces the text.
  *
  * @param rc replace context
  */
 final void replace(final ReplaceContext rc) {
   try {
     final int[] select = rend.replace(rc);
     if (rc.text != null) {
       final boolean sel = editor.selected();
       setText(rc.text);
       editor.select(select[0], select[sel ? 1 : 0]);
       release(Action.CHECK);
     }
     gui.status.setText(Text.STRINGS_REPLACED);
   } catch (final Exception ex) {
     final String msg = Util.message(ex).replaceAll(Prop.NL + ".*", "");
     gui.status.setError(Text.REGULAR_EXPR + Text.COLS + msg);
   }
 }
Exemple #11
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  /**
   * Sets a status and sends an info message.
   *
   * @param code status code
   * @param message info message
   * @param error treat as error (use web server standard output)
   * @throws IOException I/O exception
   */
  public void status(final int code, final String message, final boolean error) throws IOException {
    try {
      log(message, code);
      res.resetBuffer();
      if (code == SC_UNAUTHORIZED) res.setHeader(WWW_AUTHENTICATE, BASIC);

      if (error && code >= SC_BAD_REQUEST) {
        res.sendError(code, message);
      } else {
        res.setStatus(code);
        if (message != null) res.getOutputStream().write(token(message));
      }
    } catch (final IllegalStateException ex) {
      log(Util.message(ex), SC_INTERNAL_SERVER_ERROR);
    }
  }
Exemple #12
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  /**
   * 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;
  }
Exemple #13
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  @Override
  protected boolean run() {
    // close existing database
    new Close().run(context);

    final String db = args[0];
    if (!Databases.validName(db)) return error(NAME_INVALID_X, db);

    try {
      final Data data = open(db, context);
      context.openDB(data);
      if (data.meta.oldindex()) info(H_INDEX_FORMAT);
      if (data.meta.corrupt) info(DB_CORRUPT);
      return info(DB_OPENED_X, db, perf);
    } catch (final IOException ex) {
      return error(Util.message(ex));
    }
  }
Exemple #14
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  /** Set up method. */
  @Before
  public void setUp() {
    try {
      adminSession = createClient();
      if (server.context.users.get(NAME) != null) {
        ok(new DropUser(NAME), adminSession);
      }

      ok(new CreateUser(NAME, NAME), adminSession);
      ok(new CreateDB(RENAMED), adminSession);
      server.context.soptions.set(StaticOptions.REPOPATH, REPO);
      testSession = createClient(NAME, NAME);

      ok(new CreateDB(NAME, "<xml/>"), adminSession);
      ok(new Close(), adminSession);
    } catch (final Exception ex) {
      fail(Util.message(ex));
    }
  }
Exemple #15
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  @Override
  protected boolean run() {
    final boolean create = context.user.has(Perm.CREATE);
    String path = MetaData.normPath(args[0]);
    if (path == null || path.endsWith(".")) return error(NAME_INVALID_X, args[0]);

    if (in == null) {
      final IO io = IO.get(args[1]);
      if (!io.exists() || io.isDir()) return error(RES_NOT_FOUND_X, create ? io : args[1]);
      in = io.inputSource();
      // set/add name of document
      if ((path.isEmpty() || path.endsWith("/")) && !(io instanceof IOContent)) path += io.name();
    }

    // ensure that the final name is not empty
    if (path.isEmpty()) return error(NAME_INVALID_X, path);

    // ensure that the name is not empty and contains no trailing dots
    final Data data = context.data();
    if (data.inMemory()) return error(NO_MAINMEM);

    final IOFile file = data.meta.binary(path);
    if (path.isEmpty() || path.endsWith(".") || file == null || file.isDir())
      return error(NAME_INVALID_X, create ? path : args[0]);

    // start update
    if (!data.startUpdate()) return error(DB_PINNED_X, data.meta.name);

    try {
      store(in, file);
      return info(QUERY_EXECUTED_X_X, "", perf);
    } catch (final IOException ex) {
      return error(FILE_NOT_STORED_X, Util.message(ex));
    } finally {
      data.finishUpdate();
    }
  }
Exemple #16
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  @Override
  protected boolean run() {
    final Data data = context.data();
    final MetaData meta = data.meta;
    size = meta.size;

    if (!startUpdate()) return false;
    boolean ok = true;
    try {
      // reassign autooptimize flag
      final boolean autoopt = options.get(MainOptions.AUTOOPTIMIZE);
      if (autoopt != data.meta.autoopt) {
        data.meta.autoopt = autoopt;
        data.meta.dirty = true;
      }
      optimize(data, this);
      ok = info(DB_OPTIMIZED_X, meta.name, perf);
    } catch (final IOException ex) {
      ok = error(Util.message(ex));
    } finally {
      ok &= finishUpdate();
    }
    return ok;
  }
Exemple #17
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  /**
   * Evaluates the specified query.
   *
   * @param query query
   * @return success flag
   */
  final boolean query(final String query) {
    final Performance p = new Performance();
    String error;
    if (exception != null) {
      error = Util.message(exception);
    } else {
      try {
        long hits = 0;
        final boolean run = options.get(MainOptions.RUNQUERY);
        final boolean serial = options.get(MainOptions.SERIALIZE);
        final int runs = Math.max(1, options.get(MainOptions.RUNS));
        for (int r = 0; r < runs; ++r) {
          // reuse existing processor instance
          if (r != 0) qp = null;
          qp(query, context);
          parse(p);
          if (r == 0) plan(false);

          qp.compile();
          info.compiling += p.time();
          if (r == 0) plan(true);
          if (!run) continue;

          final PrintOutput po = r == 0 && serial ? out : new NullOutput();
          try (final Serializer ser = qp.getSerializer(po)) {
            if (maxResults >= 0) {
              result = qp.cache(maxResults);
              info.evaluating += p.time();
              result.serialize(ser);
              hits = result.size();
            } else {
              hits = 0;
              final Iter ir = qp.iter();
              info.evaluating += p.time();
              for (Item it; (it = ir.next()) != null; ) {
                ser.serialize(it);
                ++hits;
                checkStop();
              }
            }
          }
          qp.close();
          info.serializing += p.time();
        }
        // dump some query info
        // out.flush();

        // remove string list if global locking is used and if query is updating
        if (soptions.get(StaticOptions.GLOBALLOCK) && qp.updating) {
          info.readLocked = null;
          info.writeLocked = null;
        }
        return info(info.toString(qp, out.size(), hits, options.get(MainOptions.QUERYINFO)));

      } catch (final QueryException | IOException ex) {
        exception = ex;
        error = Util.message(ex);
      } catch (final ProcException ex) {
        error = INTERRUPTED;
      } catch (final StackOverflowError ex) {
        Util.debug(ex);
        error = BASX_STACKOVERFLOW.desc;
      } catch (final RuntimeException ex) {
        extError("");
        Util.debug(info());
        throw ex;
      } finally {
        // close processor after exceptions
        if (qp != null) qp.close();
      }
    }
    return extError(error);
  }
Exemple #18
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 /**
  * Constructor, specifying an exception or error. {@link QueryError#BASX_GENERIC_X} will be set as
  * error code.
  *
  * @param cause exception or error
  */
 public QueryException(final Throwable cause) {
   this(Util.message(cause));
 }