Example usage for java.lang String getChars

Introduction

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

Prototype

public void getChars(int srcBegin, int srcEnd, char dst[], int dstBegin)

Source Link

Document

Copies characters from this string into the destination character array.

Usage

From source file:MainClass.java

public static void main(String args[]) {
    String s1 = "hello there";
    char charArray[] = new char[5];

    System.out.printf("s1: %s", s1);

    for (int count = s1.length() - 1; count >= 0; count--)
        System.out.printf("%s ", s1.charAt(count));

    // copy characters from string into charArray
    s1.getChars(0, 5, charArray, 0);
    System.out.print("\nThe character array is: ");

    for (char character : charArray)
        System.out.print(character);
}

From source file:Util.java

/**
 * Converts a method name into a camel-case field name, starting from {@code start}.
 */// w w  w .  j a v  a 2s . c  o  m
public static String toProperty(int start, String methodName) {
    char[] prop = new char[methodName.length() - start];
    methodName.getChars(start, methodName.length(), prop, 0);
    int firstLetter = prop[0];
    prop[0] = (char) (firstLetter < 91 ? firstLetter + 32 : firstLetter);
    return new String(prop);
}

From source file:Main.java

public static int getDepth(String value) {
    int len = value.length();
    int levels = 0;
    char[] chars = new char[len];
    value.getChars(0, len, chars, 0);
    for (int i = 0; i < len; i++) {
        if (chars[i] == '/' && (i + 1 < len) && chars[i + 1] != '/') {
            levels++;//w  w  w .j a  va2s  .c o  m
        }
    }
    return levels;
}

From source file:Main.java

public static String toFormXml(Object obj) {
    if (obj == null) {
        return "";
    }//from   w ww  .j a v  a  2 s  .  c  om
    String message = obj.toString();
    char content[] = new char[message.length()];
    message.getChars(0, message.length(), content, 0);
    StringBuffer result = new StringBuffer(content.length + 50);
    for (int i = 0; i < content.length; i++) {
        switch (content[i]) {
        case '<':
            result.append("&lt;");
            break;
        case '>':
            result.append("&gt;");
            break;
        case '&':
            result.append("&amp;");
            break;
        case '"':
            result.append("&quot;");
            break;
        default:
            result.append(content[i]);
        }
    }
    return (result.toString());
}

From source file:Main.java

/**
 * @param hexString max 4 characters length
 * @return same string with leading zeros
 *//*from  w  ww  . j a v a  2s. c o  m*/
public static char[] leading4Zeros(String hexString) {
    char[] chars = "0000".toCharArray();
    int length = hexString.length();
    hexString.getChars(0, length, chars, 4 - length);
    return chars;
}

From source file:Main.java

/**
 * Replaces every \n, \r and \t with a single space. Afterwards multiples spaces
 * are merged into a single space. Finally leading spaces are deleted.
 *
 * This method must be fast, but may not lead to the shortest replacement String.
 *
 * You are only allowed to change this code if you can prove it became faster on a device.
 * see cgeo.geocaching.test.WhiteSpaceTest#replaceWhitespaceManually in the test project
 *
 * @param data//ww  w .ja  v  a2  s.  c o m
 *            complete HTML page
 * @return the HTML page as a very long single "line"
 */
public static String replaceWhitespace(final String data) {
    final int length = data.length();
    final char[] chars = new char[length];
    data.getChars(0, length, chars, 0);
    int resultSize = 0;
    boolean lastWasWhitespace = true;
    for (char c : chars) {
        if (c == ' ' || c == '\n' || c == '\r' || c == '\t') {
            if (!lastWasWhitespace) {
                chars[resultSize++] = ' ';
            }
            lastWasWhitespace = true;
        } else {
            chars[resultSize++] = c;
            lastWasWhitespace = false;
        }
    }
    return String.valueOf(chars, 0, resultSize);
}

From source file:Main.java

private static String cut(String s, int begin, int end) {
    int l = s.length();
    char[] ch = new char[l - (end - begin)];
    s.getChars(0, begin, ch, 0);
    s.getChars(end, l, ch, begin);/*from www  .  j  a v a  2s .c  om*/
    return new String(ch);
}

From source file:Main.java

private static String tzid(String s) {
    int length = s.length();
    if (length > 4) {
        char[] tzid = { 'G', 'M', 'T', 0, 0, 0, ':', 0, 0 };
        s.getChars(length - 5, length - 2, tzid, 3);
        s.getChars(length - 2, length, tzid, 7);
        if ((tzid[3] == '+' || tzid[3] == '-') && Character.isDigit(tzid[4]) && Character.isDigit(tzid[5])
                && Character.isDigit(tzid[7]) && Character.isDigit(tzid[8])) {
            return new String(tzid);
        }/*from   w ww  . ja  v a  2 s.c o  m*/
    }
    return null;
}

From source file:HTMLFilter.java

/**
 * Filter the specified message string for characters that are sensitive
 * in HTML.  This avoids potential attacks caused by including JavaScript
 * codes in the request URL that is often reported in error messages.
 *
 * @param message The message string to be filtered
 *///from w w w .jav  a  2  s  . c  o  m
public static String filter(String message) {

    if (message == null)
        return (null);

    char content[] = new char[message.length()];
    message.getChars(0, message.length(), content, 0);
    StringBuffer result = new StringBuffer(content.length + 50);
    for (int i = 0; i < content.length; i++) {
        switch (content[i]) {
        case '<':
            result.append("&lt;");
            break;
        case '>':
            result.append("&gt;");
            break;
        case '&':
            result.append("&amp;");
            break;
        case '"':
            result.append("&quot;");
            break;
        default:
            result.append(content[i]);
        }
    }
    return (result.toString());

}

From source file:com.adguard.commons.lang.StringHelperUtils.java

public static String lowerCaseAscii(String s) {
    if (s == null)
        return null;

    int len = s.length();
    char[] buf = new char[len];
    s.getChars(0, len, buf, 0);
    for (int i = 0; i < len; i++) {
        if (buf[i] >= 'A' && buf[i] <= 'Z')
            buf[i] += 0x20;//from  w w  w  . j a  v  a  2  s  .  c  o  m
    }

    return new String(buf);
}