private byte[] loadClassData(String name) throws IOException {
    FileInputStream f = new FileInputStream("CrashClass.class");
    int size = (int) f.getChannel().size();
    DataInputStream s = new DataInputStream(f);

    byte[] b = new byte[size];
    s.readFully(b);
    s.close();

    return b;
  }
示例#2
0
 /**
  * Reads a line from the file.
  *
  * @return Line readed.
  */
 public String readLine() throws Exception {
   char c;
   String a = "";
   c = (char) fileInput.read();
   do {
     a = a + c;
     c = (char) fileInput.read();
   } while ((fileInput.available() != 0) && (c != '\n'));
   if (c != ' ') {
     a = a + c;
   }
   return a;
 }
  /* for an existing file */
  private void load() {
    /* create temporary buffer */
    byte[] buffer = new byte[MAX_FILE_SIZE];
    try {
      /* create a FileInputStream */
      FileInputStream fin = new FileInputStream(file);

      /* read the data into a byte array */
      fin.read(buffer);

      /* close the stream */
      fin.close();
    } catch (Exception e) {
      System.out.println("IO Error: " + e);
    }
    data = new String(buffer);
  }
示例#4
0
  private void readImage() throws FileNotFoundException, IOException, NumberFormatException {

    bytes = null;
    char buffer;
    String id = new String();
    String dim = new String();
    int count = 0;
    File f = new File(filename);
    FileInputStream isr = new FileInputStream(f);
    boolean weird = false;

    do {
      buffer = (char) isr.read();
      id = id + buffer;
      count++;
    } while (buffer != '\n' && buffer != ' ');

    if (id.charAt(0) == 'P') {

      buffer = (char) isr.read();
      count++;
      if (buffer == '#') {
        do {
          buffer = (char) isr.read();
          count++;
        } while (buffer != '\n');
        count++;
        buffer = (char) isr.read();
      }

      do {
        dim = dim + buffer;
        buffer = (char) isr.read();
        count++;
      } while (buffer != ' ' && buffer != '\n');

      width = Integer.parseInt(dim);

      dim = new String();
      buffer = (char) isr.read();
      count++;
      do {
        dim = dim + buffer;
        buffer = (char) isr.read();
        count++;
      } while (buffer != ' ' && buffer != '\n');
      height = Integer.parseInt(dim);

      do {
        buffer = (char) isr.read();
        count++;
      } while (buffer != ' ' && buffer != '\n');

      bytes = new byte[height * width];
      doubles = new double[height * width];

      if ((height * width + count * 2) < f.length()) weird = true;

      if ((id.charAt(1) == '5') || (id.charAt(1) == '6')) {
        if (!weird) isr.read(bytes, 0, height * width);
        else {

          int v = 0;
          for (int i = 0; i < height * width; i++) {
            v = isr.read();
            v = v + isr.read();
            v = v + isr.read();
            v = v / 3;
            bytes[i] = (byte) (v & 0xFF);
          }
        }
      }
      if (id.charAt(1) == '2') {
        int i = 0;
        for (i = 0; i < width * height; i++) {
          dim = new String();
          do {
            buffer = (char) isr.read();
            if (buffer != ' ' && buffer != '\n') dim = dim + buffer;
          } while (buffer != ' ' && buffer != '\n');
          bytes[i] = (byte) (Integer.parseInt(dim) & 0xFF);
        }
      }

      for (int i = 0; i < height * width; i++) doubles[i] = (double) (bytes[i] & 0xFF);

      isr.close();
    } else {
      width = height = 0;
      doubles = new double[0];
      bytes = new byte[0];
      throw new NumberFormatException("Wrong header information!");
    }
  }
示例#5
0
  public static void main(String argv[]) throws Exception {
    RetsSession session = new RetsSession("http://demo.crt.realtors.org:6103/rets/login");

    if (!session.Login("Joe", "Schmoe")) {
      System.out.println("Invalid login");
      System.exit(2);
    }

    System.out.println("Action: " + session.GetAction());
    RetsVersion version = session.GetDetectedRetsVersion();

    System.out.println("RETS Version: " + ((version == RetsVersion.RETS_1_5) ? "1.5" : "1.0"));

    SearchRequest searchRequest =
        session.CreateSearchRequest("Property", "RES", "(ListPrice=300000-)");

    searchRequest.SetSelect("ListingID,ListPrice,Beds,City");
    searchRequest.SetLimit(SearchRequest.LIMIT_DEFAULT);
    searchRequest.SetOffset(SearchRequest.OFFSET_NONE);
    searchRequest.SetCountType(SearchRequest.CountType.RECORD_COUNT_AND_RESULTS);
    searchRequest.SetFormatType(SearchRequest.FormatType.COMPACT);
    searchRequest.SetStandardNames(true);

    try {
      File f = new File("rawsearch.xml");
      FileOutputStream fop = new FileOutputStream(f);
      byte[] data = session.SearchAsArray(searchRequest);
      fop.write(data);
      fop.flush();
      fop.close();
    } catch (IOException e) {
    }

    LogoutResponse logout = session.Logout();

    SearchResultSet results = new SearchResultSet();

    // Reopen the file now for input
    try {
      File f = new File("rawsearch.xml");
      byte[] buffer = new byte[(int) f.length()];

      FileInputStream fip = new FileInputStream(f);

      int offset = 0;
      int numRead = 0;

      while (offset < buffer.length
          && (numRead = fip.read(buffer, offset, buffer.length - offset)) >= 0) offset += numRead;

      results.SetEncoding(EncodingType.RETS_XML_DEFAULT_ENCODING);
      results.SetDataAsArray(buffer);
    } catch (IOException e) {
    }

    System.out.println("Record count: " + results.GetCount());

    StringVector columns = results.GetColumns();

    while (results.HasNext()) {
      if (columns == null) {
        columns = results.GetColumns();
      }
      for (int i = 0; i < columns.size(); i++) {
        System.out.format("%15s: %s\n", columns.get(i), results.GetString(columns.get(i)));
      }
      System.out.println();
    }

    /*
     * Prototype for returning data in a stream.
    try
    {
        File f=new File("foobarty");
        FileOutputStream fop=new FileOutputStream(f);
        CppInputStream data = session.SearchAsStream(searchRequest);
        byte [] buf = new byte[30];
        int len;
        while ((len = data.read(buf, 0, 30)) > 0)
        {
            fop.write(buf, 0, len);
        }
        fop.flush();
        fop.close();
    }
    catch (IOException e) {}
     * end prototype */

  }
示例#6
0
  public static void main(String[] args) {
    File file = new File("./shapesInput.txt");
    int ch;
    StringBuffer strContent = new StringBuffer("");
    FileInputStream fin = null;
    try {
      fin = new FileInputStream(file);
      while ((ch = fin.read()) != -1) {
        strContent.append((char) ch);
      }
      fin.close();
    } catch (FileNotFoundException e) {
      System.out.println("File" + file.getAbsolutePath() + " could not be found on filesystem");
    } catch (IOException ioe) {
      System.out.println("Exception while reading the file" + ioe);
    }
    String fileOutput = strContent.toString();
    String[] commands = fileOutput.split(";");
    List<Shape> shapes = new ArrayList<Shape>();
    List<Double> areas = new ArrayList<Double>();
    List<Double> areasD = new ArrayList<Double>();
    for (int i = 0; i <= commands.length - 1; i++) {
      String codeLine = commands[i];
      String shapeType = codeLine.substring(17, 20);
      switch (shapeType) {
        case "Cir":
          String rad = codeLine.substring(23, codeLine.length());
          rad = rad.replace("(", "");
          rad = rad.replace(")", "");
          int radius;
          radius = Integer.parseInt(rad);
          shapes.add(new Circle(radius));
          break;
        case "Rec":
          String len = codeLine.substring(26, codeLine.length());
          len = len.replace("(", "");
          len = len.replace(")", "");
          String[] params = len.split(",");
          String h = params[0];
          String l = params[1];
          int height = Integer.parseInt(h);
          int length = Integer.parseInt(l);
          shapes.add(new Rectangle(height, length));
          break;
        case "Rho":
          String stuff = codeLine.substring(24, codeLine.length());
          stuff = stuff.replace("(", "");
          stuff = stuff.replace(")", "");
          String[] parame = stuff.split(",");
          String first = parame[0];
          String second = parame[1];
          int fir = Integer.parseInt(first);
          int sec = Integer.parseInt(second);
          shapes.add(new Rhombus(fir, sec));
          break;
        case "Tra":
          String total = codeLine.substring(26, codeLine.length());
          total = total.replace("(", "");
          total = total.replace(")", "");
          String[] seperated = total.split(",");
          String onep = seperated[0];
          String twop = seperated[1];
          String threep = seperated[2];
          int op = Integer.parseInt(onep);
          int tp = Integer.parseInt(twop);
          int thp = Integer.parseInt(threep);
          shapes.add(new Trapezoid(op, tp, thp));
          break;
        case "Tri":
          String measures = codeLine.substring(25, codeLine.length());
          measures = measures.replace("(", "");
          measures = measures.replace(")", "");
          String[] listp = measures.split(",");
          String aaa = listp[0];
          String bbb = listp[1];
          int aa = Integer.parseInt(aaa);
          int bb = Integer.parseInt(bbb);
          shapes.add(new Triangle(aa, bb));
          break;
      }
    }
    for (int q = 0; q <= shapes.size(); q++) {
      for (int i = 0; i <= shapes.size() - 2; i++) {
        if (shapes.get(i).getArea() > shapes.get(i + 1).getArea()) {
          Shape temp;
          temp = shapes.get(i);
          shapes.set(i, shapes.get(i + 1));
          shapes.set(i + 1, temp);
        } else {

        }
      }
    }
    for (Shape s : shapes) {
      System.out.println("\nCalculating " + s.getShapeName() + " area:");
      System.out.println("Area = " + s.getArea());
      System.out.println("Printing " + s.getShapeName() + " description:");
      s.printDescription();
    }
  }
示例#7
0
 /**
  * Reades a char from file.
  *
  * @return Character readed.
  */
 public char readChar() throws Exception {
   return (char) fileInput.read();
 }
示例#8
0
 /** Close the file we've read. */
 public void closeRead() throws Exception {
   fileInput.close();
 }
示例#9
0
 /**
  * Indicates if we've achieved to the end of file.
  *
  * @return Returns 0 if we've arrived to the end.
  */
 public int fin() throws Exception {
   return fileInput.available();
 }
  /* public methods */
  public DirectedGraph parse() {
    /* add the parts of speech */
    addPOS();
    /* update all node to include parts of speech */
    System.out.println("Parsing file for parts of speech analysis...");

    byte[] buffer = new byte[100000]; // 100 kb
    try {
      /* retrieve the data from the file */
      FileInputStream fin = new FileInputStream(file);
      fin.read(buffer);
      fin.close();
    } catch (Exception e) {
      System.out.println("IO Error: " + e);
    }

    /* transfer data to a string */
    String data = new String(buffer);

    /* create a tokenizer to parse the data */
    StringTokenizer st =
        new StringTokenizer(
            data, " :;\"\n\t\r_,.!?`\u2015\u2012\u2014\u2013\u2212"); // unicode for dash

    /* temporary variables */
    String pos = "";
    String wordString = "";
    Word word = new Word("");
    Node node = new Node(word);
    while (st.hasMoreTokens()) {
      /* take care of extraneous hiphens */
      String test = st.nextToken();
      while (test.equals("-")) {
        test = st.nextToken();
      }
      while (test.equals("--")) {
        test = st.nextToken();
      }

      /* put the string to lowercase */
      wordString = test;
      wordString = wordString.toLowerCase();

      /* get the POS */
      if (st.hasMoreTokens()) {
        pos = st.nextToken();
      }
      /* if we have the possessive case */
      if (wordString.equals("'s")) {
        /* create a node object from the previous iteration */
        Word possessiveWord = new Word(word.toString() + "'s");
        node = new Node(possessiveWord);
        /* get the position of the node in the graph */
        int index = result.findIndex(node);
        /* add the possessive node to the graph */
        if (index >= 0) {
          /* make sure we get all the associations */
          node = result.nodeAt(index);
          /* transfer the part of speech */
          node.getWord().setPartOfSpeech(word.getPartOfSpeech());
          /* add the possessive quality */
          node.getWord().setPossessive();
          /* insert the node into our array at the right position */
          (result.getNodes())[index] = node;
        }

      } else {
        word = new Word(wordString);
        /* lots of if statements */
        if (pos.equals("AFX")) {
          word.setPartOfSpeech(1);
        } else if (pos.equals("CC")) {
          word.setPartOfSpeech(2);
        } else if (pos.equals("CD")) {
          word.setPartOfSpeech(3);
        } else if (pos.equals("DT")) {
          word.setPartOfSpeech(4);
        } else if (pos.equals("EX")) {
          word.setPartOfSpeech(5);
        } else if (pos.equals("FW")) {
          word.setPartOfSpeech(6);
        } else if (pos.equals("IN")) {
          word.setPartOfSpeech(7);
        } else if (pos.equals("JJ")) {
          word.setPartOfSpeech(8);
        } else if (pos.equals("JJR")) {
          word.setPartOfSpeech(9);
        } else if (pos.equals("JJS")) {
          word.setPartOfSpeech(10);
        } else if (pos.equals("LS")) {
          word.setPartOfSpeech(11);
        } else if (pos.equals("MD")) {
          word.setPartOfSpeech(12);
        } else if (pos.equals("NN")) {
          word.setPartOfSpeech(13);
        } else if (pos.equals("NNP")) {
          word.setPartOfSpeech(14);
        } else if (pos.equals("NNPS")) {
          word.setPartOfSpeech(15);
        } else if (pos.equals("NNS")) {
          word.setPartOfSpeech(16);
        } else if (pos.equals("PDT")) {
          word.setPartOfSpeech(17);
        } else if (pos.equals("POS")) {
          word.setPartOfSpeech(18);
        } else if (pos.equals("PRP")) {
          word.setPartOfSpeech(19);
        } else if (pos.equals("PRP$")) {
          word.setPartOfSpeech(20);
        } else if (pos.equals("RB")) {
          word.setPartOfSpeech(21);
        } else if (pos.equals("RBR")) {
          word.setPartOfSpeech(22);
        } else if (pos.equals("RBS")) {
          word.setPartOfSpeech(23);
        } else if (pos.equals("RP")) {
          word.setPartOfSpeech(24);
        } else if (pos.equals("SYM")) {
          word.setPartOfSpeech(25);
        } else if (pos.equals("TO")) {
          word.setPartOfSpeech(26);
        } else if (pos.equals("UH")) {
          word.setPartOfSpeech(27);
        } else if (pos.equals("VB")) {
          word.setPartOfSpeech(28);
        } else if (pos.equals("VBD")) {
          word.setPartOfSpeech(29);
        } else if (pos.equals("VBG")) {
          word.setPartOfSpeech(30);
        } else if (pos.equals("VBN")) {
          word.setPartOfSpeech(31);
        } else if (pos.equals("VBP")) {
          word.setPartOfSpeech(32);
        } else if (pos.equals("VBZ")) {
          word.setPartOfSpeech(33);
        } else if (pos.equals("WDT")) {
          word.setPartOfSpeech(34);
        } else if (pos.equals("WP")) {
          word.setPartOfSpeech(35);
        } else if (pos.equals("WPS")) {
          word.setPartOfSpeech(36);
        } else if (pos.equals("WRB")) {
          word.setPartOfSpeech(37);
        }

        node = new Node(word);

        int index = result.findIndex(node);
        if (index >= 0) {
          /* make sure we get all the associations */
          node = result.nodeAt(index);
          /* transfer the part of speech */
          node.getWord().setPartOfSpeech(word.getPartOfSpeech());
          /* insert the node into our array at the right position */
          (result.getNodes())[index] = node;
        }
      }
    } // end while
    return result;
  }