Example usage for java.lang String charAt

Introduction

In this page you can find the example usage for java.lang String charAt.

Prototype

public char charAt(int index)

Source Link

Document

Returns the char value at the specified index.

Usage

From source file:Main.java

public static Character[] StringToCharacterArray(String s) {
    Character[] cArray = new Character[s.length()];
    for (int i = 0; i < s.length(); i++) {
        cArray[i] = new Character(s.charAt(i));
    }/*from ww  w.ja v a2  s  .  co  m*/
    return cArray;
}

From source file:Main.java

private static int parseTZField(String str, int posn) {
    while (posn < str.length() && str.charAt(posn) == ' ') {
        ++posn;/*from w  w  w  .j  a v a  2  s.c o  m*/
    }
    if (posn >= str.length())
        return cachedOffset;
    boolean positive;
    if (str.charAt(posn) == '+') {
        positive = true;
        ++posn;
    } else if (str.charAt(posn) == '-') {
        positive = false;
        ++posn;
    } else {
        return cachedOffset;
    }
    int raw = parseField(str, posn, 4);
    int value = ((raw / 100) * 60 + (raw % 100)) * (60 * 1000);
    if (positive)
        return value;
    else
        return -value;
}

From source file:Main.java

public static String reduceGraphicalPassword(String password) {
    String returned = "";
    for (int i = 0; i < password.length(); i++) {
        if (i == 0) {
            returned += password.charAt(i);
            continue;
        }/* w w  w  . j a va 2  s. c o  m*/
        if (password.charAt(i) != password.charAt(i - 1)) {
            returned += password.charAt(i);
            continue;
        }
    }
    return returned;
}

From source file:Main.java

public static String xmlFilter(String input) {

    StringBuilder sb = new StringBuilder();

    for (int i = 0; i < input.length(); i++) {
        char c = input.charAt(i);
        if (c == '<') {
            sb.append("&lt;");
        } else if (c == '>') {
            sb.append("&gt;");
        } else if (c == '\'') {
            sb.append("&apos;");
        } else if (c == '"') {
            sb.append("&quot;");
        } else if (c == '&') {
            sb.append("&amp;");
        } else {//from w ww .  j a  va2s .  c  o m
            sb.append(c);
        }
    }

    return sb.toString();
}

From source file:Main.java

public static String unzipPgn(String pgn) {
    StringBuffer buffer = new StringBuffer();
    for (int n = 0; n < pgn.length(); n++) {
        char c = pgn.charAt(n);
        if (c >= last) {
            buffer.append(adds[c - last]);
            buffer.append(' ');
        } else if (c < middle) {
            int num = c - begin;
            buffer.append((char) (num / 8 + 'a'));
            buffer.append((char) (num % 8 + '1'));
            if (n != pgn.length() - 1 && pgn.charAt(n + 1) == last - 1) {
                buffer.append(add[pgn.charAt(++n) - middle]);
                buffer.append(add[pgn.charAt(++n) - middle]);
            }//from  w  w w  . jav a 2  s  . c  om
            buffer.append(' ');
        } else {
            buffer.append(add[c - middle]);
        }
    }
    return buffer.toString();
}

From source file:Main.java

public static boolean isEmpty(String input) {
    if (input == null || "".equals(input))
        return true;

    for (int i = 0; i < input.length(); i++) {
        char c = input.charAt(i);
        if (c != ' ' && c != '\t' && c != '\r' && c != '\n') {
            return false;
        }/*from  w w  w  .  j  a va  2s. co m*/
    }
    return true;
}

From source file:Main.java

/**
 * Gets the readable gtin./*from w  ww .  j  a  v a2 s  .c om*/
 *
 * @param src the src
 * @return the readable gtin
 */
public static String getReadableGtin(String src) {
    src = src.toUpperCase();
    if (src.length() < 1) {
        return "";
    }
    char c = src.charAt(0);
    if (src.length() < 15) {
        return src;
    }
    if (c == 'A') {
        return src.substring(15 - 8, src.length());
    }
    if (c == 'B') {
        return src.substring(15 - 12, src.length());
    }
    if (c == 'C') {
        return src.substring(15 - 13, src.length());
    }
    if (c == 'D') {
        return src.substring(15 - 14, src.length());
    }

    // 'Z'
    return src.substring(1);
}

From source file:Main.java

public static int[] intToIntArray(long num) {
    String numStr = String.valueOf(num);
    int[] array = new int[numStr.length()];
    for (int i = 0; i < array.length; i++) {
        array[i] = (numStr.charAt(i) & 0x0F);
    }//from ww  w.j  a v  a  2  s. c  om

    return array;
}

From source file:Main.java

/**
 * Trim all new lines from text nodes./*from   ww w. ja  v a 2  s  .c  o m*/
 *
 * @param node
 */
public static void normalize(Node node) {
    if (node.getNodeType() == Node.TEXT_NODE) {
        String data = ((Text) node).getData();
        if (data.length() > 0) {
            char ch = data.charAt(data.length() - 1);
            if (ch == '\n' || ch == '\r' || ch == ' ') {
                String data2 = trim(data);
                ((Text) node).setData(data2);
            }
        }
    }
    for (Node currentChild = node.getFirstChild(); currentChild != null; currentChild = currentChild
            .getNextSibling()) {
        normalize(currentChild);
    }
}