wffweb/src/main/java/com/webfirmframework/wffweb/tag/html/AbstractHtml.java
public int getChildrenSize() {
        final Lock lock = sharedObject.getLock(ACCESS_OBJECT).readLock();
        try {
            lock.lock();

            return children.size();
        } finally {
            lock.unlock();
        }
    }
public int getChildrenSize() {
        final Lock lock = sharedObject.getLock(ACCESS_OBJECT).readLock();
        try {
            lock.lock();

            return children.size();
        } finally {
            lock.unlock();
        }
    }
Gets the number of children in this tag. An efficient way to find the
size of children.

@return the size of children.
@since 3.0.1
@author WFF