/**
* Originally designed for Iris plants, could be used for any thing that follows this file format
*
* <p>double, double, double, double, string
*
* <p>Phase takes a scanner and create a list of QuickSubject.
*
* @param scanner
* @return
*/
public static List<QuickSubject> phase(Scanner scanner) {
List<QuickSubject> li = new ArrayList<>();
scanner.useDelimiter(" ");
mainLoop:
while (scanner.hasNext()) {
while (!scanner.hasNextDouble() && !scanner.hasNextFloat()) {
scanner.next();
if (!scanner.hasNext()) {
break mainLoop; // ends loop
}
}
double sepalLength = scanner.nextDouble();
while (!scanner.hasNextDouble() && !scanner.hasNextFloat()) {
scanner.next();
if (!scanner.hasNext()) {
break mainLoop;
}
}
double sepalWidth = scanner.nextDouble();
while (!scanner.hasNextDouble() && !scanner.hasNextFloat()) {
scanner.next();
if (!scanner.hasNext()) {
break mainLoop;
}
}
double petalLength = scanner.nextDouble();
while (!scanner.hasNextDouble() && !scanner.hasNextFloat()) {
scanner.next();
if (!scanner.hasNext()) {
break mainLoop;
}
}
double petalWidth = scanner.nextDouble();
if (!scanner.hasNextLine()) {
break;
}
String label = scanner.nextLine().substring(1);
// System.out.println(sepalLength+" "+sepalWidth+" "+petalLength+" "+petalWidth+" "+label);
li.add(new QuickSubject(sepalLength, sepalWidth, petalLength, petalWidth, label));
}
scanner.close();
return li;
}
/**
* Like phase but does not expect a label to be given per object.
*
* @param scanner
* @return
*/
public static List<QuickSubject> phaseWithOutLabel(Scanner scanner) {
List<QuickSubject> li = new ArrayList<>();
scanner.useDelimiter(" ");
mainLoop:
while (scanner.hasNext()) {
while (!scanner.hasNextDouble() && !scanner.hasNextFloat()) {
scanner.next();
if (!scanner.hasNext()) {
break mainLoop;
}
}
double sepalLength = scanner.nextDouble();
while (!scanner.hasNextDouble() && !scanner.hasNextFloat()) {
scanner.next();
if (!scanner.hasNext()) {
break mainLoop;
}
}
double sepalWidth = scanner.nextDouble();
while (!scanner.hasNextDouble() && !scanner.hasNextFloat()) {
scanner.next();
if (!scanner.hasNext()) {
break mainLoop;
}
}
double petalLength = scanner.nextDouble();
while (!scanner.hasNextDouble() && !scanner.hasNextFloat()) {
scanner.next();
if (!scanner.hasNext()) {
break mainLoop;
}
}
double petalWidth = scanner.nextDouble();
li.add(new QuickSubject(sepalLength, sepalWidth, petalLength, petalWidth));
}
scanner.close();
return li;
}
/**
* parser for consumables, creates a consumable using the fields parsed earlier and parses in the
* fields unique to consumables
*
* @param scan
* @param pos
* @param height
* @param name
* @param ID
* @return
* @throws ParserError
*/
private static Item parseConsumable(Scanner scan, Position pos, int height, String name, int ID)
throws ParserError {
int worth = parseInt(scan, "Worth");
if (!gobble(scan, "<BuffPercentage>")) {
throw new ParserError("Parsing Consumable: Expecting <BuffPercentage>, got " + scan.next());
}
if (!scan.hasNextFloat()) {
throw new ParserError("Parsing Consumable: Expecting Float, got Nothing");
}
Float buff = scan.nextFloat();
if (!gobble(scan, "</BuffPercentage>")) {
throw new ParserError("Parsing Consumable: Expecting </BuffPercentage>, got " + scan.next());
}
return new Consumables(pos, height, ID, name, worth, buff);
}
public static void main(String[] args) {
final int N = 5;
int[] ints = new int[N];
float[] floats = new float[N];
Scanner input = new Scanner(System.in);
int numInts = 0;
int numFloats = 0;
boolean cont = true;
while (input.hasNext() && cont) {
if (input.hasNextInt()) {
if (numInts == N) {
cont = false;
} else {
ints[numInts] = input.nextInt();
numInts++;
}
} else if (input.hasNextFloat()) {
if (numFloats == N) {
cont = false;
} else {
floats[numFloats] = input.nextFloat();
numFloats++;
}
} else {
cont = false;
}
}
System.out.println("");
System.out.print("Integers: ");
for (int i = 0; i < numInts; i++) {
System.out.print(ints[i] + " ");
}
System.out.println("");
System.out.print("Floats: ");
for (int i = 0; i < numFloats; i++) {
System.out.print(floats[i] + " ");
}
System.out.println("\n");
}
private void parseQMatrixElement(String input) {
if (!input.startsWith("[")) {
return;
}
Scanner scanner = new Scanner(input);
QlearningTuple t;
QLearningState s;
QAction a = null;
scanner.useDelimiter(Pattern.compile("[\\[\\],>(==)(\\s)+]"));
int slicectr = 0;
int vectorsize = 8;
float result = 0;
float[] slicevector = new float[8];
String action;
Pattern p = Pattern.compile("\\S+");
while (scanner.hasNext()) {
if (scanner.hasNext(p)) {
if (scanner.hasNextFloat()) {
if (slicectr >= vectorsize) result = scanner.nextFloat();
else slicevector[slicectr++] = scanner.nextFloat();
} else {
action = scanner.next();
if (action.equals("ACTION_BACK")) a = new QAction(ActionType.ACTION_BACK);
else if (action.equals("ACTION_RIGHT")) a = new QAction(ActionType.ACTION_RIGHT);
else if (action.equals("ACTION_LEFT")) a = new QAction(ActionType.ACTION_LEFT);
else if (action.equals("ACTION_NONE")) a = new QAction(ActionType.ACTION_NONE);
else System.out.println("->" + scanner.next());
}
} else scanner.next();
}
s = new QLearningState(slicevector);
t = new QlearningTuple(s, a);
qMatrix.put(t, result);
}
public static void main(String[] args) throws Exception {
Scanner in = new Scanner(System.in);
PrintWriter out = new PrintWriter(System.out, true);
BigDecimal result;
String str;
// while there is some input to read
while (in.hasNextFloat()) {
result = in.nextBigDecimal();
int n = in.nextInt();
result = result.pow(n);
str = result.toPlainString();
while (str.charAt(0) == '0') {
str = str.substring(1);
}
int i = str.length() - 1;
while (str.charAt(i--) == '0') {
str = str.substring(0, str.length() - 1);
}
out.println(str);
}
}
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);
}
}
