private static void lookForDifferentThingsUsingScanner(String string) {
   Scanner scanner = new Scanner(string);
   while (scanner.hasNext()) {
     if (scanner.hasNextBoolean()) {
       System.out.println("Found Boolean :" + scanner.nextBoolean());
     } else if (scanner.hasNextInt()) {
       System.out.println("Found Integer :" + scanner.nextInt());
     } else {
       System.out.println("Different thing :" + scanner.next());
     }
   }
 }
Exemplo n.º 2
0
 @Override
 public Boolean deserialize(Scanner scanner) {
   if (scanner.hasNextBoolean()) {
     return scanner.nextBoolean();
   } else {
     String next = scanner.next();
     if ("null".equals(next)) {
       return null;
     } else {
       logger.log(Level.SEVERE, "Boolean" + next);
       return null;
     }
   }
 }
Exemplo n.º 3
0
 private static void scanner2() {
   Scanner sc = new Scanner(System.in);
   while (!sc.hasNext("exit")) {
     System.out.println(
         sc.hasNextInt()
             ? "(int) " + sc.nextInt()
             : sc.hasNextLong()
                 ? "(long) " + sc.nextLong()
                 : sc.hasNextDouble()
                     ? "(double) " + sc.nextDouble()
                     : sc.hasNextBoolean()
                         ? "(boolean) " + sc.nextBoolean()
                         : "(String) " + sc.next());
   }
 }
 public static void main(final String[] args) {
   final Scanner sis = new Scanner(System.in);
   output(HELP_MESSAGE);
   while (sis.hasNext()) {
     if (sis.hasNextInt()) {
       final int next = sis.nextInt();
       output("You entered an Integer = %d", next);
     } else if (sis.hasNextLong()) {
       final long next = sis.nextLong();
       output("You entered a Long = %d", next);
     } else if (sis.hasNextDouble()) {
       final double next = sis.nextDouble();
       output("You entered a Double = %f", next);
     } else if (sis.hasNext("\\d+")) {
       final BigInteger next = sis.nextBigInteger();
       output("You entered a BigInteger = %s", next);
     } else if (sis.hasNextBoolean()) {
       final boolean next = sis.nextBoolean();
       output("You entered a Boolean representation = %s", next);
     } else if (sis.hasNext(DATE_PATTERN)) {
       final String next = sis.next(DATE_PATTERN);
       output("You entered a Date representation = %s", next);
     } else // unclassified
     {
       final String next = sis.next();
       if (isValidURL(next)) {
         output("You entered a valid URL = %s", next);
       } else {
         if (EXIT_COMMANDS.contains(next)) {
           output("Exit command %s issued, exiting!", next);
           break;
         } else if (HELP_COMMANDS.contains(next)) {
           output(HELP_MESSAGE);
         } else {
           output("You entered an unclassified String = %s", next);
         }
       }
     }
   }
   /*
      This will close the underlying Readable, in this case System.in, and free those resources.
      You will not be to read from System.in anymore after this you call .close().
      If you wanted to use System.in for something else, then don't close the Scanner.
   */
   sis.close();
   System.exit(0);
 }
Exemplo n.º 5
0
  private Animation parseImagestripAnimations(
      Scanner cmdScanner, ImageStrip imgStrip, int frameDuration) {
    int firstFrameCol, lastFrameCol;

    if (cmdScanner.hasNextBoolean()) {
      firstFrameCol = 0;
      lastFrameCol = imgStrip.getCols();
    } else {
      firstFrameCol = cmdScanner.nextInt();
      lastFrameCol = cmdScanner.nextInt();
    }
    boolean loop = cmdScanner.nextBoolean();

    List<Image> result = new ArrayList<Image>();
    for (int col = firstFrameCol; col < lastFrameCol && col < imgStrip.getCols(); col++) {
      result.add(imgStrip.getSubImage(col));
    }
    Animation anim = new Animation(result.toArray(new Image[result.size()]), frameDuration);
    anim.setAutoUpdate(false);
    anim.setLooping(loop);
    return anim;
  }
Exemplo n.º 6
0
  public static Object parseValue(Database database, Object val, DataType type) {
    if (!(val instanceof String)) {
      return val;
    }

    int typeId = Integer.MIN_VALUE;
    if (type.getDataTypeId() != null) {
      typeId = type.getDataTypeId();
    }
    String typeName = type.getTypeName();

    LiquibaseDataType liquibaseDataType = DataTypeFactory.getInstance().from(type, database);

    String stringVal = (String) val;
    if (stringVal.isEmpty()) {
      if (liquibaseDataType instanceof CharType) {
        return "";
      } else {
        return null;
      }
    }

    if (database instanceof OracleDatabase
        && !stringVal.startsWith("'")
        && !stringVal.endsWith("'")) {
      // oracle returns functions without quotes
      Object maybeDate = null;

      if (liquibaseDataType instanceof DateType || typeId == Types.DATE) {
        if (stringVal.endsWith("'HH24:MI:SS')")) {
          maybeDate =
              DataTypeFactory.getInstance()
                  .fromDescription("time", database)
                  .sqlToObject(stringVal, database);
        } else {
          maybeDate =
              DataTypeFactory.getInstance()
                  .fromDescription("date", database)
                  .sqlToObject(stringVal, database);
        }
      } else if (liquibaseDataType instanceof DateTimeType || typeId == Types.TIMESTAMP) {
        maybeDate =
            DataTypeFactory.getInstance()
                .fromDescription("datetime", database)
                .sqlToObject(stringVal, database);
      } else {
        return new DatabaseFunction(stringVal);
      }
      if (maybeDate != null) {
        if (maybeDate instanceof java.util.Date) {
          return maybeDate;
        } else {
          return new DatabaseFunction(stringVal);
        }
      }
    }

    if (stringVal.startsWith("'") && stringVal.endsWith("'")) {
      stringVal = stringVal.substring(1, stringVal.length() - 1);
    } else if (stringVal.startsWith("((") && stringVal.endsWith("))")) {
      stringVal = stringVal.substring(2, stringVal.length() - 2);
    } else if (stringVal.startsWith("('") && stringVal.endsWith("')")) {
      stringVal = stringVal.substring(2, stringVal.length() - 2);
    } else if (stringVal.startsWith("(") && stringVal.endsWith(")")) {
      return new DatabaseFunction(stringVal.substring(1, stringVal.length() - 1));
    }

    Scanner scanner = new Scanner(stringVal.trim());
    if (typeId == Types.ARRAY) {
      return new DatabaseFunction(stringVal);
    } else if ((liquibaseDataType instanceof BigIntType || typeId == Types.BIGINT)) {
      if (scanner.hasNextBigInteger()) {
        return scanner.nextBigInteger();
      } else {
        return new DatabaseFunction(stringVal);
      }
    } else if (typeId == Types.BINARY) {
      return new DatabaseFunction(stringVal.trim());
    } else if (typeId == Types.BIT) {
      if (stringVal.startsWith("b'")) { // mysql returns boolean values as b'0' and b'1'
        stringVal = stringVal.replaceFirst("b'", "").replaceFirst("'$", "");
      }
      stringVal = stringVal.trim();
      if (scanner.hasNextBoolean()) {
        return scanner.nextBoolean();
      } else {
        return new Integer(stringVal);
      }
    } else if (liquibaseDataType instanceof BlobType || typeId == Types.BLOB) {
      return new DatabaseFunction(stringVal);
    } else if ((liquibaseDataType instanceof BooleanType || typeId == Types.BOOLEAN)) {
      if (scanner.hasNextBoolean()) {
        return scanner.nextBoolean();
      } else {
        return new DatabaseFunction(stringVal);
      }
    } else if (liquibaseDataType instanceof CharType || typeId == Types.CHAR) {
      return stringVal;
    } else if (liquibaseDataType instanceof ClobType || typeId == Types.CLOB) {
      return stringVal;
    } else if (typeId == Types.DATALINK) {
      return new DatabaseFunction(stringVal);
    } else if (liquibaseDataType instanceof DateType || typeId == Types.DATE) {
      if (typeName.equalsIgnoreCase("year")) {
        return stringVal.trim();
      }
      return DataTypeFactory.getInstance()
          .fromDescription("date", database)
          .sqlToObject(stringVal, database);
    } else if ((liquibaseDataType instanceof DecimalType || typeId == Types.DECIMAL)) {
      if (scanner.hasNextBigDecimal()) {
        return scanner.nextBigDecimal();
      } else {
        return new DatabaseFunction(stringVal);
      }
    } else if (typeId == Types.DISTINCT) {
      return new DatabaseFunction(stringVal);
    } else if ((liquibaseDataType instanceof DoubleType || typeId == Types.DOUBLE)) {
      if (scanner.hasNextDouble()) {
        return scanner.nextDouble();
      } else {
        return new DatabaseFunction(stringVal);
      }
    } else if ((liquibaseDataType instanceof FloatType || typeId == Types.FLOAT)) {
      if (scanner.hasNextFloat()) {
        return scanner.nextFloat();
      } else {
        return new DatabaseFunction(stringVal);
      }
    } else if ((liquibaseDataType instanceof IntType || typeId == Types.INTEGER)) {
      if (scanner.hasNextInt()) {
        return scanner.nextInt();
      } else {
        return new DatabaseFunction(stringVal);
      }
    } else if (typeId == Types.JAVA_OBJECT) {
      return new DatabaseFunction(stringVal);
    } else if (typeId == Types.LONGNVARCHAR) {
      return stringVal;
    } else if (typeId == Types.LONGVARBINARY) {
      return new DatabaseFunction(stringVal);
    } else if (typeId == Types.LONGVARCHAR) {
      return stringVal;
    } else if (liquibaseDataType instanceof NCharType || typeId == Types.NCHAR) {
      return stringVal;
    } else if (typeId == Types.NCLOB) {
      return stringVal;
    } else if (typeId == Types.NULL) {
      return null;
    } else if ((liquibaseDataType instanceof NumberType || typeId == Types.NUMERIC)) {
      if (scanner.hasNextBigDecimal()) {
        return scanner.nextBigDecimal();
      } else {
        return new DatabaseFunction(stringVal);
      }
    } else if (liquibaseDataType instanceof NVarcharType || typeId == Types.NVARCHAR) {
      return stringVal;
    } else if (typeId == Types.OTHER) {
      if (database instanceof DB2Database && typeName.equalsIgnoreCase("DECFLOAT")) {
        return new BigDecimal(stringVal);
      }
      return new DatabaseFunction(stringVal);
    } else if (typeId == Types.REAL) {
      return new BigDecimal(stringVal.trim());
    } else if (typeId == Types.REF) {
      return new DatabaseFunction(stringVal);
    } else if (typeId == Types.ROWID) {
      return new DatabaseFunction(stringVal);
    } else if ((liquibaseDataType instanceof SmallIntType || typeId == Types.SMALLINT)) {
      if (scanner.hasNextInt()) {
        return scanner.nextInt();
      } else {
        return new DatabaseFunction(stringVal);
      }
    } else if (typeId == Types.SQLXML) {
      return new DatabaseFunction(stringVal);
    } else if (typeId == Types.STRUCT) {
      return new DatabaseFunction(stringVal);
    } else if (liquibaseDataType instanceof TimeType || typeId == Types.TIME) {
      return DataTypeFactory.getInstance()
          .fromDescription("time", database)
          .sqlToObject(stringVal, database);
    } else if (liquibaseDataType instanceof DateTimeType
        || liquibaseDataType instanceof TimestampType
        || typeId == Types.TIMESTAMP) {
      return DataTypeFactory.getInstance()
          .fromDescription("datetime", database)
          .sqlToObject(stringVal, database);
    } else if ((liquibaseDataType instanceof TinyIntType || typeId == Types.TINYINT)) {
      if (scanner.hasNextInt()) {
        return scanner.nextInt();
      } else {
        return new DatabaseFunction(stringVal);
      }
    } else if (typeId == Types.VARBINARY) {
      return new DatabaseFunction(stringVal);
    } else if (liquibaseDataType instanceof VarcharType || typeId == Types.VARCHAR) {
      return stringVal;
    } else if (database instanceof MySQLDatabase && typeName.toLowerCase().startsWith("enum")) {
      return stringVal;
    } else {
      LogFactory.getLogger()
          .info(
              "Unknown default value: value '"
                  + stringVal
                  + "' type "
                  + typeName
                  + " ("
                  + type
                  + "), assuming it is a function");
      return new DatabaseFunction(stringVal);
    }
  }