Example usage for java.text ParsePosition getIndex

Introduction

In this page you can find the example usage for java.text ParsePosition getIndex.

Prototype

public int getIndex() 

Source Link

Document

Retrieve the current parse position.

Usage

From source file:com.jeeframework.util.validate.GenericTypeValidator.java

/**
 *  Checks if the value can safely be converted to a float primitive.
 *
 *@param  value   The value validation is being performed on.
 *@param  locale  The locale to use to parse the number (system default if
 *      null)//from  w w  w.  ja v a2  s .  c  o m
 *@return the converted Float value.
 */
public static Float formatFloat(String value, Locale locale) {
    Float result = null;

    if (value != null) {
        NumberFormat formatter = null;
        if (locale != null) {
            formatter = NumberFormat.getInstance(locale);
        } else {
            formatter = NumberFormat.getInstance(Locale.getDefault());
        }
        ParsePosition pos = new ParsePosition(0);
        Number num = formatter.parse(value, pos);

        // If there was no error      and we used the whole string
        if (pos.getErrorIndex() == -1 && pos.getIndex() == value.length()) {
            if (num.doubleValue() >= (Float.MAX_VALUE * -1) && num.doubleValue() <= Float.MAX_VALUE) {
                result = new Float(num.floatValue());
            }
        }
    }

    return result;
}

---

From source file:com.jeeframework.util.validate.GenericTypeValidator.java

/**
 *  Checks if the value can safely be converted to a double primitive.
 *
 *@param  value   The value validation is being performed on.
 *@param  locale  The locale to use to parse the number (system default if
 *      null)// w w  w  . j  av a 2  s.  c  o m
 *@return the converted Double value.
 */
public static Double formatDouble(String value, Locale locale) {
    Double result = null;

    if (value != null) {
        NumberFormat formatter = null;
        if (locale != null) {
            formatter = NumberFormat.getInstance(locale);
        } else {
            formatter = NumberFormat.getInstance(Locale.getDefault());
        }
        ParsePosition pos = new ParsePosition(0);
        Number num = formatter.parse(value, pos);

        // If there was no error      and we used the whole string
        if (pos.getErrorIndex() == -1 && pos.getIndex() == value.length()) {
            if (num.doubleValue() >= (Double.MAX_VALUE * -1) && num.doubleValue() <= Double.MAX_VALUE) {
                result = new Double(num.doubleValue());
            }
        }
    }

    return result;
}

---

From source file:com.jeeframework.util.validate.GenericTypeValidator.java

/**
 *  Checks if the value can safely be converted to a byte primitive.
 *
 *@param  value   The value validation is being performed on.
 *@param  locale  The locale to use to parse the number (system default if
 *      null)//w  w w  .  j a va2 s.co  m
 *@return the converted Byte value.
 */
public static Byte formatByte(String value, Locale locale) {
    Byte result = null;

    if (value != null) {
        NumberFormat formatter = null;
        if (locale != null) {
            formatter = NumberFormat.getNumberInstance(locale);
        } else {
            formatter = NumberFormat.getNumberInstance(Locale.getDefault());
        }
        formatter.setParseIntegerOnly(true);
        ParsePosition pos = new ParsePosition(0);
        Number num = formatter.parse(value, pos);

        // If there was no error      and we used the whole string
        if (pos.getErrorIndex() == -1 && pos.getIndex() == value.length()) {
            if (num.doubleValue() >= Byte.MIN_VALUE && num.doubleValue() <= Byte.MAX_VALUE) {
                result = new Byte(num.byteValue());
            }
        }
    }

    return result;
}

---

From source file:com.jeeframework.util.validate.GenericTypeValidator.java

/**
 *  Checks if the value can safely be converted to a short primitive.
 *
 *@param  value   The value validation is being performed on.
 *@param  locale  The locale to use to parse the number (system default if
 *      null)vv/*from w w  w. ja va2  s  .c  o m*/
 *@return the converted Short value.
 */
public static Short formatShort(String value, Locale locale) {
    Short result = null;

    if (value != null) {
        NumberFormat formatter = null;
        if (locale != null) {
            formatter = NumberFormat.getNumberInstance(locale);
        } else {
            formatter = NumberFormat.getNumberInstance(Locale.getDefault());
        }
        formatter.setParseIntegerOnly(true);
        ParsePosition pos = new ParsePosition(0);
        Number num = formatter.parse(value, pos);

        // If there was no error      and we used the whole string
        if (pos.getErrorIndex() == -1 && pos.getIndex() == value.length()) {
            if (num.doubleValue() >= Short.MIN_VALUE && num.doubleValue() <= Short.MAX_VALUE) {
                result = new Short(num.shortValue());
            }
        }
    }

    return result;
}

---

From source file:com.jeeframework.util.validate.GenericTypeValidator.java

/**
 *  Checks if the value can safely be converted to an int primitive.
 *
 *@param  value   The value validation is being performed on.
 *@param  locale  The locale to use to parse the number (system default if
 *      null)//from ww  w  .  ja va  2s .co m
 *@return the converted Integer value.
 */
public static Integer formatInt(String value, Locale locale) {
    Integer result = null;

    if (value != null) {
        NumberFormat formatter = null;
        if (locale != null) {
            formatter = NumberFormat.getNumberInstance(locale);
        } else {
            formatter = NumberFormat.getNumberInstance(Locale.getDefault());
        }
        formatter.setParseIntegerOnly(true);
        ParsePosition pos = new ParsePosition(0);
        Number num = formatter.parse(value, pos);

        // If there was no error      and we used the whole string
        if (pos.getErrorIndex() == -1 && pos.getIndex() == value.length()) {
            if (num.doubleValue() >= Integer.MIN_VALUE && num.doubleValue() <= Integer.MAX_VALUE) {
                result = new Integer(num.intValue());
            }
        }
    }

    return result;
}

---

From source file:com.jeeframework.util.validate.GenericTypeValidator.java

/**
 *  Checks if the value can safely be converted to a long primitive.
 *
 *@param  value   The value validation is being performed on.
 *@param  locale  The locale to use to parse the number (system default if
 *      null)//from w  w w . j a v  a 2 s  .  c o m
 *@return the converted Long value.
 */
public static Long formatLong(String value, Locale locale) {
    Long result = null;

    if (value != null) {
        NumberFormat formatter = null;
        if (locale != null) {
            formatter = NumberFormat.getNumberInstance(locale);
        } else {
            formatter = NumberFormat.getNumberInstance(Locale.getDefault());
        }
        formatter.setParseIntegerOnly(true);
        ParsePosition pos = new ParsePosition(0);
        Number num = formatter.parse(value, pos);

        // If there was no error      and we used the whole string
        if (pos.getErrorIndex() == -1 && pos.getIndex() == value.length()) {
            if (num.doubleValue() >= Long.MIN_VALUE && num.doubleValue() <= Long.MAX_VALUE) {
                result = new Long(num.longValue());
            }
        }
    }

    return result;
}

---

From source file:org.lingcloud.molva.ocl.util.GenericTypeValidator.java

/**
 * Checks if the value can safely be converted to a byte primitive.
 * //from  w ww.  j  av  a2 s.  com
 * @param value
 *            The value validation is being performed on.
 * @param locale
 *            The locale to use to parse the number (system default if null)
 * @return the converted Byte value.
 */
public static Byte formatByte(String value, Locale locale) {
    Byte result = null;

    if (value != null) {
        NumberFormat formatter = null;
        if (locale != null) {
            formatter = NumberFormat.getNumberInstance(locale);
        } else {
            formatter = NumberFormat.getNumberInstance(Locale.getDefault());
        }
        formatter.setParseIntegerOnly(true);
        ParsePosition pos = new ParsePosition(0);
        Number num = formatter.parse(value, pos);

        // If there was no error and we used the whole string
        if (pos.getErrorIndex() == -1 && pos.getIndex() == value.length()) {
            if (num.doubleValue() >= Byte.MIN_VALUE && num.doubleValue() <= Byte.MAX_VALUE) {
                result = Byte.valueOf(num.byteValue());
            }
        }
    }

    return result;
}

---

From source file:org.lingcloud.molva.ocl.util.GenericTypeValidator.java

/**
 * Checks if the value can safely be converted to a short primitive.
 * //w  w  w.ja  v a2  s  . com
 * @param value
 *            The value validation is being performed on.
 * @param locale
 *            The locale to use to parse the number (system default if
 *            null)vv
 * @return the converted Short value.
 */
public static Short formatShort(String value, Locale locale) {
    Short result = null;

    if (value != null) {
        NumberFormat formatter = null;
        if (locale != null) {
            formatter = NumberFormat.getNumberInstance(locale);
        } else {
            formatter = NumberFormat.getNumberInstance(Locale.getDefault());
        }
        formatter.setParseIntegerOnly(true);
        ParsePosition pos = new ParsePosition(0);
        Number num = formatter.parse(value, pos);

        // If there was no error and we used the whole string
        if (pos.getErrorIndex() == -1 && pos.getIndex() == value.length()) {
            if (num.doubleValue() >= Short.MIN_VALUE && num.doubleValue() <= Short.MAX_VALUE) {
                result = Short.valueOf(num.shortValue());
            }
        }
    }

    return result;
}

---

From source file:org.lingcloud.molva.ocl.util.GenericTypeValidator.java

/**
 * Checks if the value can safely be converted to an int primitive.
 * /*from w w  w  .j  a  v a2 s .  c  om*/
 * @param value
 *            The value validation is being performed on.
 * @param locale
 *            The locale to use to parse the number (system default if null)
 * @return the converted Integer value.
 */
public static Integer formatInt(String value, Locale locale) {
    Integer result = null;

    if (value != null) {
        NumberFormat formatter = null;
        if (locale != null) {
            formatter = NumberFormat.getNumberInstance(locale);
        } else {
            formatter = NumberFormat.getNumberInstance(Locale.getDefault());
        }
        formatter.setParseIntegerOnly(true);
        ParsePosition pos = new ParsePosition(0);
        Number num = formatter.parse(value, pos);

        // If there was no error and we used the whole string
        if (pos.getErrorIndex() == -1 && pos.getIndex() == value.length()) {
            if (num.doubleValue() >= Integer.MIN_VALUE && num.doubleValue() <= Integer.MAX_VALUE) {
                result = Integer.valueOf(num.intValue());
            }
        }
    }

    return result;
}

---

From source file:org.lingcloud.molva.ocl.util.GenericTypeValidator.java

/**
 * Checks if the value can safely be converted to a long primitive.
 * // ww w  . j  a v a2s  . c  o m
 * @param value
 *            The value validation is being performed on.
 * @param locale
 *            The locale to use to parse the number (system default if null)
 * @return the converted Long value.
 */
public static Long formatLong(String value, Locale locale) {
    Long result = null;

    if (value != null) {
        NumberFormat formatter = null;
        if (locale != null) {
            formatter = NumberFormat.getNumberInstance(locale);
        } else {
            formatter = NumberFormat.getNumberInstance(Locale.getDefault());
        }
        formatter.setParseIntegerOnly(true);
        ParsePosition pos = new ParsePosition(0);
        Number num = formatter.parse(value, pos);

        // If there was no error and we used the whole string
        if (pos.getErrorIndex() == -1 && pos.getIndex() == value.length()) {
            if (num.doubleValue() >= Long.MIN_VALUE && num.doubleValue() <= Long.MAX_VALUE) {
                result = Long.valueOf(num.longValue());
            }
        }
    }

    return result;
}

---

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