Example usage for java.util Map isEmpty

Introduction

In this page you can find the example usage for java.util Map isEmpty.

Prototype

boolean isEmpty();

Source Link

Document

Returns true if this map contains no key-value mappings.

Usage

From source file:Main.java

public static boolean isEmpty(Map<?, ?> map) {
    return map == null || map.isEmpty();

}

From source file:Main.java

public static boolean isEmpty(Map<?, ?> c) {
    if (c == null || c.isEmpty()) {
        return true;
    } else {// w w w. ja v  a2  s .c  om
        return false;
    }
}

From source file:Main.java

public static boolean isEmpty(Map<?, ?> mapToCheck) {
    return mapToCheck == null || mapToCheck.isEmpty();
}

From source file:Main.java

public static boolean isEmptyMap(Map<Object, Object> map) {
    if (map == null || map.isEmpty()) {
        return true;
    }/*from  www.  ja  va  2s  .c  o  m*/
    return false;
}

From source file:Main.java

public static boolean isEmptyMap(Map<String, ?> map) {
    if (map == null || map.isEmpty()) {
        return true;
    }//from   w  w w  .ja  va  2  s .  c o m
    for (Entry<String, ?> entry : map.entrySet()) {
        if (entry.getKey() == null || entry.getValue() == null) {
            return true;
        }
    }
    return false;
}

From source file:Main.java

public static boolean isEmpty(Map m) {
    return (m == null || m.isEmpty());
}

From source file:Main.java

public static boolean emptyOrNull(Map<?, ?> values) {
    return values == null || values.isEmpty();
}

From source file:Main.java

/**
 * Check if the given Map is null or empty
 * //w  ww.ja v  a  2  s . c om
 * @param map
 * @return true if it is empty or null, otherwise false
 */
public static boolean isEmpty(Map<?, ?> map) {
    return (map == null) || map.isEmpty();
}

From source file:Main.java

/**
 * Utility method to check if a map is null or empty
 * //ww w. j  a v  a  2s .c o  m
 * @param map
 * @return
 */
public static boolean isNullOrEmpty(Map<?, ?> map) {
    if (map == null || map.isEmpty())
        return true;
    return false;
}

From source file:Main.java

public static boolean isEmpty(Map<Object, Object> map) {
    return null == map || map.isEmpty();
}