Esempio n. 1
0
  /**
   * Runs the command without permission, data and concurrency checks.
   *
   * @param ctx database context
   * @param os output stream
   * @return result of check
   */
  public boolean run(final Context ctx, final OutputStream os) {
    perf = new Performance();
    context = ctx;
    prop = ctx.prop;
    mprop = ctx.mprop;
    out = PrintOutput.get(os);

    try {
      return run();
    } catch (final ProgressException ex) {
      // process was interrupted by the user or server
      abort();
      return error(INTERRUPTED);
    } catch (final Throwable ex) {
      // unexpected error
      Performance.gc(2);
      abort();
      if (ex instanceof OutOfMemoryError) {
        Util.debug(ex);
        return error(OUT_OF_MEM + (createWrite() ? H_OUT_OF_MEM : ""));
      }
      return error(Util.bug(ex) + NL + info.toString());
    } finally {
      // flushes the output
      try {
        if (out != null) out.flush();
      } catch (final IOException ignored) {
      }
    }
  }
Esempio n. 2
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 /**
  * Returns an information string for an unexpected exception.
  *
  * @param ex exception
  * @return dummy object
  */
 public static String bug(final Throwable ex) {
   final TokenBuilder tb = new TokenBuilder(BUGINFO);
   tb.add(NL).add("Contact: ").add(MAIL);
   tb.add(NL).add("Version: ").add(TITLE);
   tb.add(NL).add("Java: ").add(System.getProperty("java.vendor"));
   tb.add(", ").add(System.getProperty("java.version"));
   tb.add(NL).add("OS: ").add(System.getProperty("os.name"));
   tb.add(", ").add(System.getProperty("os.arch"));
   tb.add(NL).add("Stack Trace: ");
   for (final String e : toArray(ex)) tb.add(NL).add(e);
   return tb.toString();
 }
Esempio n. 3
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 @Override
 public String getMessage() {
   final TokenBuilder tb = new TokenBuilder();
   if (info != null) tb.add(STOPPED_AT).add(info.toString()).add(COL).add(NL);
   final byte[] code = name.local();
   if (code.length != 0) tb.add('[').add(name.prefixId(QueryText.ERROR_URI)).add("] ");
   tb.add(getLocalizedMessage());
   if (!stack.isEmpty()) {
     tb.add(NL).add(NL).add(STACK_TRACE).add(COL);
     for (final InputInfo ii : stack) tb.add(NL).add(LI).add(ii.toString());
   }
   return tb.toString();
 }
Esempio n. 4
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  /**
   * Compares results.
   *
   * @param expected expected result
   * @param returned returned result
   * @throws Exception exception
   */
  private static void compare(final ItemList expected, final ItemList returned) throws Exception {

    // Compare response with expected result
    assertEquals("Different number of results", expected.size(), returned.size());

    final long es = expected.size();
    for (int e = 0; e < es; e++) {
      final Item exp = expected.get(e), ret = returned.get(e);
      if (!new DeepEqual().equal(exp, ret)) {
        final TokenBuilder tb = new TokenBuilder("Result ").addLong(e).add(" differs:\nReturned: ");
        tb.addExt(ret.serialize()).add("\nExpected: ").addExt(exp.serialize());
        fail(tb.toString());
      }
    }
  }
Esempio n. 5
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  /**
   * Creates an XQuery representation for the specified query.
   *
   * @param query query
   * @param ctx database context
   * @param root start from root node
   * @return query
   */
  public static String find(final String query, final Context ctx, final boolean root) {
    // treat input as XQuery
    if (query.startsWith("/")) return query;

    final boolean r = root || ctx.root();
    if (query.isEmpty()) return r ? "/" : ".";

    // parse user input
    final String qu = query.replaceAll(" \\+", " ");
    final String[] terms = split(qu);

    String pre = "";
    String preds = "";
    final String tag = "*";
    for (String term : terms) {
      if (term.startsWith("@=")) {
        preds += "[@* = \"" + term.substring(2) + "\"]";
      } else if (term.startsWith("=")) {
        preds += "[text() = \"" + term.substring(1) + "\"]";
      } else if (term.startsWith("~")) {
        preds += "[text() contains text \"" + term.substring(1) + "\" using fuzzy]";
      } else if (term.startsWith("@")) {
        if (term.length() == 1) continue;
        preds += "[@* contains text \"" + term.substring(1) + "\"]";
        term = term.substring(1);
        // add valid name tests
        if (XMLToken.isName(token(term))) {
          pre += (r ? "" : ".") + "//@" + term + " | ";
        }
      } else {
        preds += "[text() contains text \"" + term + "\"]";
        // add valid name tests
        if (XMLToken.isName(token(term))) {
          pre += (r ? "/" : "") + Axis.DESC + "::*:" + term + " | ";
        }
      }
    }
    if (pre.isEmpty() && preds.isEmpty()) return root ? "/" : ".";

    // create final string
    final TokenBuilder tb = new TokenBuilder();
    tb.add(pre + (r ? "/" : "") + Axis.DESCORSELF + "::" + tag + preds);
    return tb.toString();
  }
Esempio n. 6
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 /**
  * Returns a string representation of the index structure.
  *
  * @param all include database contents in the representation. During updates, database lookups
  *     must be avoided, as the data structures will be inconsistent.
  * @return string
  */
 public String toString(final boolean all) {
   final TokenBuilder tb = new TokenBuilder();
   tb.addExt(type).add(" INDEX, '").add(data.meta.name).add("':\n");
   final int s = lenList.size();
   for (int m = 1; m < s; m++) {
     final int len = lenList.get(m);
     if (len == 0) continue;
     final int[] ids = idsList.get(m);
     tb.add("  ").addInt(m);
     if (all)
       tb.add(", key: \"").add(data.text(data.pre(ids[0]), type == IndexType.TEXT)).add('"');
     tb.add(", ids");
     if (all) tb.add("/pres");
     tb.add(": ");
     for (int n = 0; n < len; n++) {
       if (n != 0) tb.add(",");
       tb.addInt(ids[n]);
       if (all) tb.add('/').addInt(data.pre(ids[n]));
     }
     tb.add("\n");
   }
   return tb.toString();
 }
Esempio n. 7
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 /**
  * Throws a runtime exception for an unexpected exception.
  *
  * @param ext optional extension
  * @return runtime exception (indicates that an error is raised)
  */
 public static RuntimeException notexpected(final Object... ext) {
   final TokenBuilder tb = new TokenBuilder();
   tb.addExt("%", ext.length == 0 ? "Not Expected." : ext[0]);
   throw new RuntimeException(tb.toString());
 }
Esempio n. 8
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 /**
  * Prints the node structure for debugging purposes.
  *
  * @param ns namespace reference
  * @param start start pre value
  * @param end end pre value
  * @return string
  */
 String print(final Namespaces ns, final int start, final int end) {
   final TokenBuilder tb = new TokenBuilder();
   print(tb, 0, ns, start, end);
   return tb.toString();
 }
Esempio n. 9
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 /**
  * Returns command information.
  *
  * @return info string
  */
 public final String info() {
   return info.toString();
 }