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:com.el.wordament.NodeLoader.java

private static Node createNodes(String line, Node current, int index) {
    if (index != line.length()) {
        Node next = current.createOrGet(line.charAt(index));
        return createNodes(line, next, index + 1);
    } else {//from w  w w .j  ava2s .  c om
        return current;
    }
}

From source file:edu.illinois.cs.cogcomp.ner.StringStatisticsUtils.MyString.java

public static boolean hasDigits(String s) {
    for (int i = 0; i < s.length(); i++)
        if (Character.isDigit(s.charAt(i)))
            return true;
    return false;
}

From source file:edu.mayo.cts2.framework.plugin.service.lexevs.uri.UriUtils.java

/**
 * Combine a URI and another token/string.
 *
 * @param uri the uri//from ww w.ja  va  2s.c  o  m
 * @param tokenToAppend the token to append
 * @return the string
 */
public static String combine(String uri, String tokenToAppend) {
    char lastChar = uri.charAt(uri.length() - 1);
    if (SEPARATORS.contains(lastChar)) {
        return uri + tokenToAppend;
    } else {
        if (StringUtils.startsWithIgnoreCase(uri, URN_PREFIX)) {
            return uri + URN_SEPARATOR + tokenToAppend;
        } else {
            return uri + DEFAULT_SEPARATOR + tokenToAppend;
        }
    }
}

From source file:Main.java

/**
 * Get field name of a bean class from a widget name. <br>
 *
 * @param widgetName wiget name. eg. tvBookName
 * @return bean filed. eg. bookName/*from ww  w.j av a2  s  . c o  m*/
 */
public static String getBeanFieldFromWidget(String widgetName, boolean upperFirstLetter) {
    int i;
    for (i = 0; i < widgetName.length(); i++) {
        char c = widgetName.charAt(i);
        if (c >= 'A' && c <= 'Z') {
            break;
        }
    }
    if (i < widgetName.length()) {
        String newWidgetName = widgetName.substring(i);
        return upperFirstLetter ? newWidgetName : lowerCaseFirstLetter(newWidgetName);
    } else {
        return widgetName;
    }
}

From source file:Main.java

/**
 * Escape a string, do entity conversion.
 *///from w w w  .jav  a  2s  .  c  o m
static String escape(String s) {
    StringBuilder sb = new StringBuilder();
    for (int i = 0; i < s.length(); i++) {
        char c = s.charAt(i);
        switch (c) {
        case '<':
            sb.append("&lt;");
            break;
        case '>':
            sb.append("&gt;");
            break;
        case '&':
            sb.append("&amp;");
            break;
        case '\'':
            sb.append("&quot;");
            break;
        default:
            sb.append(c);
            break;
        }
    }
    return sb.toString();
}

From source file:Main.java

public static String removeLastPath(String path) {
    String result = path;

    if (result == null) {
        return result;
    }//from ww  w  . j a va2  s  . c  o  m

    if (!result.isEmpty() && result.charAt(result.length() - 1) == '/') {
        result = result.substring(0, result.length() - 2);
    }

    if (!result.contains("/")) {
        return result;
    } else {
        return result.substring(0, result.lastIndexOf("/"));
    }

}

From source file:Main.java

public static boolean isEmptyStrict(String str) {
    if (isEmpty(str)) {
        return true;
    }/*ww  w. j  a  v a  2 s  .co m*/

    for (int i = 0; i < str.length(); i++) {
        char c = str.charAt(i);
        if (c != ' ' && c != '\t' && c != '\r' && c != '\n') {
            return false;
        }
    }
    return true;
}

From source file:Main.java

/** convert given "directiveName" to "directive-name" */
private static String getDirectiveNameAsHtmlAttribute(String directiveName) {
    StringBuilder sb = new StringBuilder();
    for (int i = 0; i < directiveName.length(); i++) {
        char ch = directiveName.charAt(i);
        if (Character.isUpperCase(ch)) {
            sb.append('-');
            ch = Character.toLowerCase(ch);
        }//from  www  .  j av a 2s  .com
        sb.append(ch);
    }
    return sb.toString();
}

From source file:Main.java

public static boolean isEmpty(String s) {
    if (s == null || "".equals(s)) {
        return true;
    }// www. j  a  v  a  2  s  .c o  m
    for (int i = 0; i < s.length(); i++) {
        char c = s.charAt(i);
        if (c != ' ' && c != '\t' && c != '\n') {
            return false;
        }
    }
    return true;
}

From source file:Main.java

private static String cleanUp(String p) {
    int oldLenght = p.length();
    do {/*ww w.ja v a 2 s.  c  o  m*/
        p = p.trim();
        oldLenght = p.length();
        if ((p.charAt(0) == '(') && (p.charAt(p.length() - 1) == ')')) {
            p = p.substring(1, p.length() - 1);
        }
    } while (oldLenght != p.length());
    return p.toLowerCase();
}