Beispiel #1
1
 /**
  * Removes comments from the specified string and returns the first characters of a query.
  *
  * @param qu query string
  * @param max maximum length of string to return
  * @return result
  */
 public static String removeComments(final String qu, final int max) {
   final StringBuilder sb = new StringBuilder();
   int m = 0;
   boolean s = false;
   final int cl = qu.length();
   for (int c = 0; c < cl && sb.length() < max; ++c) {
     final char ch = qu.charAt(c);
     if (ch == 0x0d) continue;
     if (ch == '(' && c + 1 < cl && qu.charAt(c + 1) == ':') {
       if (m == 0 && !s) {
         sb.append(' ');
         s = true;
       }
       ++m;
       ++c;
     } else if (m != 0 && ch == ':' && c + 1 < cl && qu.charAt(c + 1) == ')') {
       --m;
       ++c;
     } else if (m == 0) {
       if (ch > ' ') sb.append(ch);
       else if (!s) sb.append(' ');
       s = ch <= ' ';
     }
   }
   if (sb.length() >= max) sb.append("...");
   return sb.toString().trim();
 }
Beispiel #2
1
 @Override
 public String getHeaderField(final String field) {
   final List<String> values = headers.get(field);
   final StringBuilder sb = new StringBuilder();
   for (final String v : values) sb.append(v).append(';');
   return sb.substring(0, sb.length() - 1);
 }
Beispiel #3
1
 /**
  * Returns a map with variable bindings.
  *
  * @param opts main options
  * @return bindings
  */
 public static HashMap<String, String> bindings(final MainOptions opts) {
   final HashMap<String, String> bindings = new HashMap<>();
   final String bind = opts.get(MainOptions.BINDINGS).trim();
   final StringBuilder key = new StringBuilder();
   final StringBuilder val = new StringBuilder();
   boolean first = true;
   final int sl = bind.length();
   for (int s = 0; s < sl; s++) {
     final char ch = bind.charAt(s);
     if (first) {
       if (ch == '=') {
         first = false;
       } else {
         key.append(ch);
       }
     } else {
       if (ch == ',') {
         if (s + 1 == sl || bind.charAt(s + 1) != ',') {
           bindings.put(key.toString().trim(), val.toString());
           key.setLength(0);
           val.setLength(0);
           first = true;
           continue;
         }
         // literal commas are escaped by a second comma
         s++;
       }
       val.append(ch);
     }
   }
   if (key.length() != 0) bindings.put(key.toString().trim(), val.toString());
   return bindings;
 }
Beispiel #4
0
 /**
  * Returns a string representation of all found arguments.
  *
  * @param args array with arguments
  * @return string representation
  */
 static String foundArgs(final Value[] args) {
   // compose found arguments
   final StringBuilder sb = new StringBuilder();
   for (final Value v : args) {
     if (sb.length() != 0) sb.append(", ");
     sb.append(v instanceof Jav ? Util.className(((Jav) v).toJava()) : v.seqType());
   }
   return sb.toString();
 }
Beispiel #5
0
 @Override
 public final String toString() {
   final StringBuilder sb = new StringBuilder();
   if (root != null) sb.append(root);
   for (final Expr s : steps) {
     if (sb.length() != 0) sb.append(s instanceof Bang ? " ! " : "/");
     sb.append(s);
   }
   return sb.toString();
 }
Beispiel #6
0
  /**
   * Splits the string and returns an array.
   *
   * @param str string to be split
   * @return array
   */
  private static String[] split(final String str) {
    final int l = str.length();
    final String[] split = new String[l];

    int s = 0;
    char delim = 0;
    final StringBuilder sb = new StringBuilder();
    for (int i = 0; i < l; ++i) {
      final char c = str.charAt(i);
      if (delim == 0) {
        if (c == '\'' || c == '"') {
          delim = c;
        } else if (!XMLToken.isChar(c)
            && c != '@'
            && c != '='
            && c != '<'
            && c != '>'
            && c != '~') {
          if (sb.length() != 0) {
            split[s++] = sb.toString();
            sb.setLength(0);
          }
        } else {
          sb.append(c);
        }
      } else {
        if (c == delim) {
          delim = 0;
          if (sb.length() != 0) {
            split[s++] = sb.toString();
            sb.setLength(0);
          }
        } else {
          if (c != '\'' && c != '"') sb.append(c);
        }
      }
    }
    if (sb.length() != 0) split[s++] = sb.toString();
    return Array.copyOf(split, s);
  }
Beispiel #7
0
 @Override
 public void action(final Object cmp) {
   final StringBuilder bind = new StringBuilder();
   final int cl = context.length;
   for (int c = 0; c < cl; c += 2) {
     final String key = context[c].getText().replaceAll("^\\$", "");
     if (key.isEmpty()) continue;
     if (bind.length() != 0) bind.append(',');
     bind.append(key.replaceAll(",", ",,")).append('=');
     bind.append(context[c + 1].getText().replaceAll(",", ",,"));
   }
   gui.context.options.set(MainOptions.BINDINGS, bind.toString());
 }
Beispiel #8
0
  /** Tests the internal parser (Option {@link MainOptions#INTPARSE}). */
  @Test
  public void intParse() {
    set(MainOptions.CHOP, false);

    final StringBuilder sb = new StringBuilder();

    final String[] docs = {
      "<x/>",
      " <x/> ",
      "<x></x>",
      "<x>A</x>",
      "<x><x>",
      "<x/><x/>",
      "<x></x><x/>",
      "<x>",
      "</x>",
      "<x></x></x>",
      "x<x>",
      "<x>x",
      "<x><![CDATA[ ]]></x>",
    };
    for (final String doc : docs) {
      // parse document with default parser (expected to yield correct result)
      set(MainOptions.INTPARSE, false);
      boolean def = true;
      try {
        new CreateDB(NAME, doc).execute(context);
      } catch (final BaseXException ex) {
        def = false;
      }

      // parse document with internal parser
      set(MainOptions.INTPARSE, true);
      boolean cust = true;
      try {
        new CreateDB(NAME, doc).execute(context);
      } catch (final BaseXException ex) {
        cust = false;
      }

      // compare results
      if (def != cust) {
        sb.append('\n').append(def ? "- not accepted: " : "- not rejected: ").append(doc);
      }
    }

    // list all errors
    if (sb.length() != 0) fail(sb.toString());

    set(MainOptions.MAINMEM, false);
  }
Beispiel #9
0
 /**
  * Parses and returns a string result.
  *
  * @param input input string or {@code null} if invalid
  * @param cmd referring command; if specified, the result must not be empty
  * @return string result or {@code null}
  * @throws QueryException query exception
  */
 private String finish(final StringBuilder input, final Cmd cmd) throws QueryException {
   if (input != null && input.length() != 0) return input.toString();
   if (cmd != null) throw help(null, cmd);
   return null;
 }
Beispiel #10
0
  /**
   * Constructor.
   *
   * @param args command-line arguments
   * @throws IOException I/O exception
   */
  public BaseX(final String... args) throws IOException {
    super(args);

    // create session to show optional login request
    session();

    console = true;
    try {
      // loop through all commands
      final StringBuilder bind = new StringBuilder();
      SerializerOptions sopts = null;
      boolean v = false, qi = false, qp = false;
      final int os = ops.size();
      for (int o = 0; o < os; o++) {
        final int c = ops.get(o);
        String val = vals.get(o);

        if (c == 'b') {
          // set/add variable binding
          if (bind.length() != 0) bind.append(',');
          // commas are escaped by a second comma
          val = bind.append(val.replaceAll(",", ",,")).toString();
          execute(new Set(MainOptions.BINDINGS, val), false);
        } else if (c == 'c') {
          // evaluate commands
          final IO io = IO.get(val);
          String base = ".";
          if (io.exists() && !io.isDir()) {
            val = io.string();
            base = io.path();
          }
          execute(new Set(MainOptions.QUERYPATH, base), false);
          execute(val);
          execute(new Set(MainOptions.QUERYPATH, ""), false);
          console = false;
        } else if (c == 'D') {
          // hidden option: show/hide dot query graph
          execute(new Set(MainOptions.DOTPLAN, null), false);
        } else if (c == 'i') {
          // open database or create main memory representation
          execute(new Set(MainOptions.MAINMEM, true), false);
          execute(new Check(val), verbose);
          execute(new Set(MainOptions.MAINMEM, false), false);
        } else if (c == 'I') {
          // set/add variable binding
          if (bind.length() != 0) bind.append(',');
          // commas are escaped by a second comma
          val = bind.append("=").append(val.replaceAll(",", ",,")).toString();
          execute(new Set(MainOptions.BINDINGS, val), false);
        } else if (c == 'o') {
          // change output stream
          if (out != System.out) out.close();
          out = new PrintOutput(val);
          session().setOutputStream(out);
        } else if (c == 'q') {
          // evaluate query
          execute(new XQuery(val), verbose);
          console = false;
        } else if (c == 'Q') {
          // evaluate file contents or string as query
          final IO io = IO.get(val);
          String base = ".";
          if (io.exists() && !io.isDir()) {
            val = io.string();
            base = io.path();
          }
          execute(new Set(MainOptions.QUERYPATH, base), false);
          execute(new XQuery(val), verbose);
          execute(new Set(MainOptions.QUERYPATH, ""), false);
          console = false;
        } else if (c == 'r') {
          // parse number of runs
          execute(new Set(MainOptions.RUNS, Strings.toInt(val)), false);
        } else if (c == 'R') {
          // toggle query evaluation
          execute(new Set(MainOptions.RUNQUERY, null), false);
        } else if (c == 's') {
          // set/add serialization parameter
          if (sopts == null) sopts = new SerializerOptions();
          final String[] kv = val.split("=", 2);
          sopts.assign(kv[0], kv.length > 1 ? kv[1] : "");
          execute(new Set(MainOptions.SERIALIZER, sopts), false);
        } else if (c == 't') {
          // evaluate query
          execute(new Test(val), verbose);
          console = false;
        } else if (c == 'u') {
          // (de)activate write-back for updates
          execute(new Set(MainOptions.WRITEBACK, null), false);
        } else if (c == 'v') {
          // show/hide verbose mode
          v ^= true;
        } else if (c == 'V') {
          // show/hide query info
          qi ^= true;
          execute(new Set(MainOptions.QUERYINFO, null), false);
        } else if (c == 'w') {
          // toggle chopping of whitespaces
          execute(new Set(MainOptions.CHOP, null), false);
        } else if (c == 'x') {
          // show/hide xml query plan
          execute(new Set(MainOptions.XMLPLAN, null), false);
          qp ^= true;
        } else if (c == 'X') {
          // show query plan before/after query compilation
          execute(new Set(MainOptions.COMPPLAN, null), false);
        } else if (c == 'z') {
          // toggle result serialization
          execute(new Set(MainOptions.SERIALIZE, null), false);
        }
        verbose = qi || qp || v;
      }
      if (console) console();
    } finally {
      quit();
    }
  }