Exemplo n.º 1
0
  /**
   * Executes a query.
   *
   * @param query query to be executed
   * @return list of serialized result items
   * @throws IOException error during query execution
   */
  private StringList execute(final WebDAVQuery query) throws IOException {
    final ClassLoader cl = getClass().getClassLoader();
    final InputStream s = cl.getResourceAsStream(FILE);
    if (s == null) throw new IOException("WebDAV module not found");
    final byte[] module = new IOStream(s).read();

    final QueryProcessor qp = new QueryProcessor(query.toString(), http.context());
    try {
      for (final Entry<String, Object> entry : query.entries()) {
        qp.bind(entry.getKey(), entry.getValue());
      }
      qp.ctx.parseLibrary(string(module), FILE, qp.sc);

      final Result r = qp.execute();
      final int n = (int) r.size();
      final StringList items = new StringList(n);
      for (int i = 0; i < n; i++) {
        final ArrayOutput ao = new ArrayOutput();
        r.serialize(Serializer.get(ao), 0);
        items.add(ao.toString());
      }
      return items;
    } catch (final QueryException ex) {
      throw new BaseXException(ex);
    } catch (final Exception ex) {
      Util.debug(ex);
      throw new BaseXException(ex);
    } finally {
      qp.close();
    }
  }
Exemplo n.º 2
0
  /** Tests the specified instance. */
  @Test
  public void test() {
    final StringBuilder sb = new StringBuilder();
    int fail = 0;

    for (final Object[] qu : queries) {
      final boolean correct = qu.length == 3;
      final String query = qu[correct ? 2 : 1].toString();
      final Value cmp = correct ? (Value) qu[1] : null;

      final QueryProcessor qp = new QueryProcessor(query, context);
      try {
        final Value val = qp.value();
        if (!correct || !new DeepCompare().equal(val, cmp)) {
          sb.append("[" + qu[0] + "] " + query);
          String s = correct && cmp.size() != 1 ? "#" + cmp.size() : "";
          sb.append("\n[E" + s + "] ");
          if (correct) {
            final String cp = cmp.toString();
            sb.append('\'');
            sb.append(cp.length() > 1000 ? cp.substring(0, 1000) + "..." : cp);
            sb.append('\'');
          } else {
            sb.append("error");
          }
          final TokenBuilder types = new TokenBuilder();
          for (final Item it : val) types.add(it.type.toString()).add(" ");
          s = val.size() == 1 ? "" : "#" + val.size();
          sb.append("\n[F" + s + "] '" + val + "', " + types + details() + '\n');
          ++fail;
        }
      } catch (final Exception ex) {
        final String msg = ex.getMessage();
        if (correct || msg == null || msg.contains("mailman")) {
          final String cp = correct && cmp.data() != null ? cmp.toString() : "()";
          sb.append(
              "["
                  + qu[0]
                  + "] "
                  + query
                  + "\n[E] "
                  + cp
                  + "\n[F] "
                  + (msg == null ? Util.className(ex) : msg.replaceAll("\r\n?|\n", " "))
                  + ' '
                  + details()
                  + '\n');
          ex.printStackTrace();
          ++fail;
        }
      } finally {
        qp.close();
      }
    }
    if (fail != 0) fail(fail + " Errors. [E] = expected, [F] = found:\n" + sb.toString().trim());
  }
Exemplo n.º 3
0
  /**
   * Evaluates the the input files and assigns the result to the specified variables.
   *
   * @param nod variables
   * @param var documents
   * @param pth file path
   * @param qp query processor
   * @throws Exception exception
   */
  private void eval(final Nodes nod, final Nodes var, final String pth, final QueryProcessor qp)
      throws Exception {

    for (int c = 0; c < nod.size(); ++c) {
      final String file = pth + string(data.atom(nod.list[c])) + IO.XQSUFFIX;
      final String in = read(new IOFile(queries + file));
      final QueryProcessor xq = new QueryProcessor(in, context);
      final Value val = xq.value();
      qp.bind(string(data.atom(var.list[c])), val);
      xq.close();
    }
  }
Exemplo n.º 4
0
 /**
  * Checks if the query possibly performs updates.
  *
  * @param ctx database context
  * @param query query string
  * @return result of check
  */
 final boolean updates(final Context ctx, final String query) {
   try {
     final Performance p = new Performance();
     qp(query, ctx);
     parse(p);
     return qp.updating;
   } catch (final QueryException ex) {
     Util.debug(ex);
     exception = ex;
     qp.close();
     return false;
   }
 }
Exemplo n.º 5
0
 /**
  * Checks if a query yields the specified error code.
  *
  * @param query query string
  * @param error expected error
  */
 protected static void error(final String query, final Err... error) {
   final QueryProcessor qp = new QueryProcessor(query, CONTEXT);
   try {
     final String res = qp.execute().toString().replaceAll("(\\r|\\n) *", "");
     fail("Query did not fail:\n" + query + "\n[E] " + error[0] + "...\n[F] " + res);
   } catch (final QueryException ex) {
     check(ex, error);
   } finally {
     try {
       qp.close();
     } catch (final IOException e) {
     }
   }
 }
Exemplo n.º 6
0
 /**
  * Runs the specified query.
  *
  * @param query query string
  * @return result
  */
 protected static String query(final String query) {
   final QueryProcessor qp = new QueryProcessor(query, CONTEXT);
   try {
     return qp.execute().toString().replaceAll("(\\r|\\n) *", "");
   } catch (final QueryException ex) {
     fail("Query failed:\n" + query + "\nMessage: " + ex.getMessage());
     return null;
   } finally {
     try {
       qp.close();
     } catch (final IOException e) {
     }
   }
 }
Exemplo n.º 7
0
  /**
   * Parses the specified test case.
   *
   * @param root root node
   * @throws Exception exception
   * @return true if the query, specified by {@link #single}, was evaluated
   */
  private boolean parse(final Nodes root) throws Exception {
    final String pth = text("@FilePath", root);
    final String outname = text("@name", root);
    if (single != null && !outname.startsWith(single)) return true;

    final Performance perf = new Performance();
    if (verbose) Util.out("- " + outname);

    boolean inspect = false;
    boolean correct = true;

    final Nodes nodes = states(root);
    for (int n = 0; n < nodes.size(); ++n) {
      final Nodes state = new Nodes(nodes.list[n], nodes.data);

      final String inname = text("*:query/@name", state);
      context.query = new IOFile(queries + pth + inname + IO.XQSUFFIX);
      final String in = read(context.query);
      String er = null;
      ItemCache iter = null;
      boolean doc = true;

      final Nodes cont = nodes("*:contextItem", state);
      Nodes curr = null;
      if (cont.size() != 0) {
        final Data d = Check.check(context, srcs.get(string(data.atom(cont.list[0]))));
        curr = new Nodes(d.doc(), d);
        curr.root = true;
      }

      context.prop.set(Prop.QUERYINFO, compile);
      final QueryProcessor xq = new QueryProcessor(in, curr, context);
      context.prop.set(Prop.QUERYINFO, false);

      // limit result sizes to 1MB
      final ArrayOutput ao = new ArrayOutput();
      final TokenBuilder files = new TokenBuilder();

      try {
        files.add(
            file(nodes("*:input-file", state), nodes("*:input-file/@variable", state), xq, n == 0));
        files.add(file(nodes("*:defaultCollection", state), null, xq, n == 0));

        var(nodes("*:input-URI", state), nodes("*:input-URI/@variable", state), xq);
        eval(nodes("*:input-query/@name", state), nodes("*:input-query/@variable", state), pth, xq);

        parse(xq, state);

        for (final int p : nodes("*:module", root).list) {
          final String uri = text("@namespace", new Nodes(p, data));
          final String file = mods.get(string(data.atom(p))) + IO.XQSUFFIX;
          xq.module(file, uri);
        }

        // evaluate and serialize query
        final SerializerProp sp = new SerializerProp();
        sp.set(SerializerProp.S_INDENT, context.prop.is(Prop.CHOP) ? DataText.YES : DataText.NO);
        final XMLSerializer xml = new XMLSerializer(ao, sp);

        iter = xq.value().cache();
        for (Item it; (it = iter.next()) != null; ) {
          doc &= it.type == NodeType.DOC;
          it.serialize(xml);
        }
        xml.close();
      } catch (final Exception ex) {
        if (!(ex instanceof QueryException || ex instanceof IOException)) {
          System.err.println("\n*** " + outname + " ***");
          System.err.println(in + "\n");
          ex.printStackTrace();
        }
        er = ex.getMessage();
        if (er.startsWith(STOPPED)) er = er.substring(er.indexOf('\n') + 1);
        if (er.startsWith("[")) er = er.replaceAll("\\[(.*?)\\] (.*)", "$1 $2");
        // unexpected error - dump stack trace
      }

      // print compilation steps
      if (compile) {
        Util.errln("---------------------------------------------------------");
        Util.err(xq.info());
        Util.errln(in);
      }

      final Nodes expOut = nodes("*:output-file/text()", state);
      final TokenList result = new TokenList();
      for (int o = 0; o < expOut.size(); ++o) {
        final String resFile = string(data.atom(expOut.list[o]));
        final IOFile exp = new IOFile(expected + pth + resFile);
        result.add(read(exp));
      }

      final Nodes cmpFiles = nodes("*:output-file/@compare", state);
      boolean xml = false;
      boolean frag = false;
      boolean ignore = false;
      for (int o = 0; o < cmpFiles.size(); ++o) {
        final byte[] type = data.atom(cmpFiles.list[o]);
        xml |= eq(type, XML);
        frag |= eq(type, FRAGMENT);
        ignore |= eq(type, IGNORE);
      }

      String expError = text("*:expected-error/text()", state);

      final StringBuilder log = new StringBuilder(pth + inname + IO.XQSUFFIX);
      if (files.size() != 0) {
        log.append(" [");
        log.append(files);
        log.append("]");
      }
      log.append(NL);

      /** Remove comments. */
      log.append(norm(in));
      log.append(NL);
      final String logStr = log.toString();
      // skip queries with variable results
      final boolean print = currTime || !logStr.contains("current-");

      boolean correctError = false;
      if (er != null && (expOut.size() == 0 || !expError.isEmpty())) {
        expError = error(pth + outname, expError);
        final String code = er.substring(0, Math.min(8, er.length()));
        for (final String e : SLASH.split(expError)) {
          if (code.equals(e)) {
            correctError = true;
            break;
          }
        }
      }

      if (correctError) {
        if (print) {
          logOK.append(logStr);
          logOK.append("[Right] ");
          logOK.append(norm(er));
          logOK.append(NL);
          logOK.append(NL);
          addLog(pth, outname + ".log", er);
        }
        ++ok;
      } else if (er == null) {
        int s = -1;
        final int rs = result.size();

        while (!ignore && ++s < rs) {
          inspect |= s < cmpFiles.list.length && eq(data.atom(cmpFiles.list[s]), INSPECT);

          final byte[] res = result.get(s), actual = ao.toArray();
          if (res.length == ao.size() && eq(res, actual)) break;

          if (xml || frag) {
            iter.reset();

            try {
              final ItemCache ic =
                  toIter(string(res).replaceAll("^<\\?xml.*?\\?>", "").trim(), frag);
              if (FNSimple.deep(null, iter, ic)) break;

              ic.reset();
              final ItemCache ia = toIter(string(actual), frag);
              if (FNSimple.deep(null, ia, ic)) break;
            } catch (final Throwable ex) {
              System.err.println("\n" + outname + ":");
              ex.printStackTrace();
            }
          }
        }
        if ((rs > 0 || !expError.isEmpty()) && s == rs && !inspect) {
          if (print) {
            if (expOut.size() == 0) result.add(error(pth + outname, expError));
            logErr.append(logStr);
            logErr.append("[" + testid + " ] ");
            logErr.append(norm(string(result.get(0))));
            logErr.append(NL);
            logErr.append("[Wrong] ");
            logErr.append(norm(ao.toString()));
            logErr.append(NL);
            logErr.append(NL);
            addLog(pth, outname + (xml ? IO.XMLSUFFIX : ".txt"), ao.toString());
          }
          correct = false;
          ++err;
        } else {
          if (print) {
            logOK.append(logStr);
            logOK.append("[Right] ");
            logOK.append(norm(ao.toString()));
            logOK.append(NL);
            logOK.append(NL);
            addLog(pth, outname + (xml ? IO.XMLSUFFIX : ".txt"), ao.toString());
          }
          ++ok;
        }
      } else {
        if (expOut.size() == 0 || !expError.isEmpty()) {
          if (print) {
            logOK2.append(logStr);
            logOK2.append("[" + testid + " ] ");
            logOK2.append(norm(expError));
            logOK2.append(NL);
            logOK2.append("[Rght?] ");
            logOK2.append(norm(er));
            logOK2.append(NL);
            logOK2.append(NL);
            addLog(pth, outname + ".log", er);
          }
          ++ok2;
        } else {
          if (print) {
            logErr2.append(logStr);
            logErr2.append("[" + testid + " ] ");
            logErr2.append(norm(string(result.get(0))));
            logErr2.append(NL);
            logErr2.append("[Wrong] ");
            logErr2.append(norm(er));
            logErr2.append(NL);
            logErr2.append(NL);
            addLog(pth, outname + ".log", er);
          }
          correct = false;
          ++err2;
        }
      }
      if (curr != null) Close.close(curr.data, context);
      xq.close();
    }

    if (reporting) {
      logReport.append("    <test-case name=\"");
      logReport.append(outname);
      logReport.append("\" result='");
      logReport.append(correct ? "pass" : "fail");
      if (inspect) logReport.append("' todo='inspect");
      logReport.append("'/>");
      logReport.append(NL);
    }

    // print verbose/timing information
    final long nano = perf.getTime();
    final boolean slow = nano / 1000000 > timer;
    if (verbose) {
      if (slow) Util.out(": " + Performance.getTimer(nano, 1));
      Util.outln();
    } else if (slow) {
      Util.out(NL + "- " + outname + ": " + Performance.getTimer(nano, 1));
    }

    return single == null || !outname.equals(single);
  }
Exemplo n.º 8
0
  /**
   * 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);
  }
Exemplo n.º 9
0
 /** Closes the query processor. */
 protected void closeQp() {
   if (qp != null) {
     qp.close();
     qp = null;
   }
 }