Java Utililty Methods Collection Empty

List of utility methods to do Collection Empty

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Description

The list of methods to do Collection Empty are organized into topic(s).

Method

booleanisEmpty(Collection collection)
is Empty 
return collection == null || collection.size() == 0;
booleanisEmpty(Collection collection)
Is the provided collection null or empty? 
return collection == null || collection.isEmpty();
booleanisEmpty(Collection collection)
Checks if is empty. 
return collection == null || collection.isEmpty();
CollectionisEmpty(Collection collection, String messgae)
is Empty 
if (collection == null || collection.isEmpty()) {
    throw new IllegalArgumentException(messgae);
return collection;
booleanisEmpty(Collection items)
is Empty 
return items == null || items.isEmpty();
booleanisEmpty(Collection c)
is null or its size is 0 
 isEmpty(null)   =   true; isEmpty({})     =   true; isEmpty({1})    =   false; 
return (c == null || c.size() == 0);
booleanisEmpty(final Collection values)
is Empty 
return (values == null) || values.isEmpty();
booleanisEmpty(final Collection coll)
Return if a collection is empty. 
return coll == null || coll.isEmpty();
booleanisEmpty(final Collection collection)
Returns true if the given collection is null or empty. 
return collection == null || collection.isEmpty();
booleanisEmpty(final Collection collection)
is Empty 
if (null == collection) {
    return true;
} else {
    return collection.isEmpty();