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 int osType(String type) {
    int result;// www  .  j a v a 2 s  .c o m

    result = (type.charAt(0) & 0xff) << 24;
    result |= (type.charAt(1) & 0xff) << 16;
    result |= (type.charAt(2) & 0xff) << 8;
    result |= (type.charAt(3) & 0xff);

    return result;
}

From source file:Main.java

private static int skipSpaces(String s, int i) {
    while (i < s.length() && isSpace(s.charAt(i)))
        i++;// w  w w  .j a  v a 2  s.c o  m
    return i;
}

From source file:Main.java

private static String trim(String text) {
    if (text != null && text.length() > 1 && text.charAt(0) == '[') {
        text = text.substring(1);/*  w  w w . j  av a2s .  c o m*/
    }
    return text;
}

From source file:Main.java

/**
 * checks if a condition is true/*  w  w w .  ja  v  a  2s  . co  m*/
 *
 * @param condition value of the condition attribute
 * @return result of the evaluation of the condition
 */
public static boolean checkCondition(String condition) {
    if ((condition == null) || condition.trim().equals("")) {
        return true;
    }

    String value = condition.trim();
    if (value.charAt(0) == '!') {
        return System.getProperty(value.substring(1)) == null;
    }

    return System.getProperty(value) != null;
}

From source file:Main.java

public static String getClassName(String signature) {
    String clsName = signature.replaceAll("/", ".");
    if (clsName.charAt(0) == 'L' && clsName.charAt(clsName.length() - 1) == ';') {
        return clsName.substring(1, clsName.length() - 1);
    }//from  ww w  . j ava 2  s. c  om
    return clsName;
}

From source file:Main.java

private static void appendHex(StringBuffer sb, byte b) {
    final String HEX = "0123456789ABCDEF";
    sb.append(HEX.charAt((b >> 4) & 0x0f)).append(HEX.charAt(b & 0x0f));
}

From source file:Main.java

public static boolean checkIsParaEnd(String line) {
    if (line != null && !"".equals(line) && line.charAt(0) == BLANK)
        return true;

    return false;
}

From source file:Main.java

private static boolean validatePin(String pin) {
    if (pin.length() == 4 && isDigit(pin.charAt(0)) && isDigit(pin.charAt(1)) && isDigit(pin.charAt(2))
            && isDigit(pin.charAt(3))) {
        return true;
    } else {/*from  ww  w  .j  a va 2s. c om*/
        return false;
    }
}

From source file:Main.java

public static String removeChar(String s, char c) {
    String r = "";
    for (int i = 0; i < s.length(); i++) {
        if (s.charAt(i) != c)
            r += s.charAt(i);//  w w  w.j a v  a  2s  . c  om
    }
    return r;

}

From source file:Main.java

public static String capitalize(final String line) {
    return Character.toUpperCase(line.charAt(0)) + line.substring(1);
}