jodd-core/src/main/java/jodd/exception/ExceptionUtil.java
public static SQLException rollupSqlExceptions(final Collection<SQLException> exceptions) {
		SQLException parent = null;
		for (SQLException exception : exceptions) {
			if (parent != null) {
				exception.setNextException(parent);
			}
			parent = exception;
		}
		return parent;
	}
public static SQLException rollupSqlExceptions(final Collection<SQLException> exceptions) {
		SQLException parent = null;
		for (SQLException exception : exceptions) {
			if (parent != null) {
				exception.setNextException(parent);
			}
			parent = exception;
		}
		return parent;
	}
Rolls up SQL exceptions by taking each proceeding exception
and making it a child of the previous using the <code>setNextException</code>
method of SQLException.