Example usage for java.lang CharSequence length

Introduction

In this page you can find the example usage for java.lang CharSequence length.

Prototype

int length();

Source Link

Document

Returns the length of this character sequence.

Usage

From source file:Main.java

private static String getAppropriateEncoding(CharSequence contents) {
    for (int i = 0; i < contents.length(); i++) {
        if (contents.charAt(i) > 0xFF) {
            return "UTF-8";
        }//from w w  w  .  ja v a2s .com
    }
    return null;
}

From source file:Main.java

public static int length(CharSequence string) {
    return string == null ? 0 : string.length();
}

From source file:Main.java

/**
 * Returns true if the string is null or 0-length.
 *
 * @param str the string to be examined//  w w  w. ja va 2s.  co m
 * @return true if str is null or zero length
 * @since 1.0.0
 */
public static boolean isEmpty(CharSequence str) {
    if (str == null || str.length() == 0) {
        return true;
    } else {
        return false;
    }
}

From source file:Main.java

/**
 * adjust string:/*from   w  w  w  .  j ava2  s .co  m*/
 * if string is null,or string's length is 0,return true,
 * @param strMsg
 * @return
 */
public static boolean stringIsEmpty(CharSequence strMsg) {
    if (strMsg == null || strMsg.length() == 0)
        return true;
    return false;
}

From source file:Main.java

/**
 * Helper method to validate the password
 *///from  w w  w .  j  a  v  a 2  s  .c  o m
public static boolean isPasswordValid(CharSequence password) {
    return password.length() >= 6;
}

From source file:Main.java

public static boolean isEmpty(final CharSequence cs) {
    return cs == null || cs.length() == 0;
}

From source file:Main.java

/**
 * Does one string contain another, starting at a specific offset?
 * @param text/*from   w  w  w  .  j  a v a2s.  c om*/
 * @param offset
 * @param other
 * @return
 */
public static int matchesAt(CharSequence text, int offset, CharSequence other) {
    int len = other.length();
    int i = 0;
    int j = offset;
    for (; i < len; ++i, ++j) {
        char pc = other.charAt(i);
        char tc = text.charAt(j);
        if (pc != tc)
            return -1;
    }
    return i;
}

From source file:Main.java

public static CharSequence getTrimmedString(CharSequence src) {
    if (src == null || src.length() == 0) {
        return src;
    }/*w  ww.j  a  v  a 2 s .  c  o m*/
    while (src.length() > 0 && (src.charAt(0) == '\n' || src.charAt(0) == ' ')) {
        src = src.subSequence(1, src.length());
    }
    while (src.length() > 0 && (src.charAt(src.length() - 1) == '\n' || src.charAt(src.length() - 1) == ' ')) {
        src = src.subSequence(0, src.length() - 1);
    }
    return src;
}

From source file:Main.java

public static boolean isEmpty(CharSequence str) {
    return (str == null || str.length() == 0);
}

From source file:Main.java

public static String toNumberWithDefault(CharSequence c, String def) {
    return (c == null || c.length() == 0) ? def : c + "";
}