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

/**
 * Returns true if the string is null or 0-length.
 * @param str the string to be examined//from  ww  w .ja  v a 2 s.  c om
 * @return true if str is null or zero length
 */
public static boolean isEmpty(@Nullable CharSequence str) {
    return str == null || str.length() == 0;
}

From source file:Main.java

public static int nmeaChecksum(CharSequence nmea, int startIndex) {
    int length = nmea.length();
    return nmeaChecksum(nmea, startIndex, length);
}

From source file:Main.java

public static CharSequence italic(CharSequence sequence) {
    return italic(sequence, sequence.length());
}

From source file:Main.java

public static boolean checkRegNum(CharSequence code) {
    if (TextUtils.isEmpty(code) || code.length() != 4) {
        return false;
    }//from   www  . j av a2 s .c  o  m
    return true;
}

From source file:Main.java

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

From source file:Main.java

/** 
 * we can't store a password as a string, since in Java
 * strings are immutable, and thus we can't null out and
 * guarantee the password doesn't hang around after GC;
 * CharSequence doesn't have this problem, and that's what
 * an EditText returns; So, we go from CharSequence to
 * an array of bytes; We want a byte array anyway, for crypto.
 *
 */// w  w  w  .j av  a  2 s  . com
public static char[] fromCharSeqToChars(CharSequence seq) {
    char[] ret = new char[seq.length()];
    int i;

    for (i = 0; i < seq.length(); i++) {
        ret[i] = seq.charAt(i);
    }
    return ret;
}

From source file:Main.java

/**
 * Determines if a character sequence is <code>null</code> or empty.
 * //from   www  .j a  v a 2s .c om
 * @param s
 *           The character sequence.
 * @return Returns <code>true</code> if the character sequence is
 *         <code>null</code> or empty, or <code>false</code> otherwise.
 */
private static boolean isEmpty(CharSequence cs) {
    return cs == null || cs.length() == 0;
}

From source file:Main.java

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

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.  j a v  a 2s .co  m*/
 *
 * @return true if str is null or zero length
 */
static boolean isEmpty(CharSequence str) {
    return str == null || str.length() == 0;
}

From source file:Main.java

public static boolean isPasswordSafe(final @NonNull CharSequence text) {
    return text.length() > 6;
}