public boolean setDataUsage(Map<DataAttribute, Set<DataUsage>> dataUsage) throws ParameterException, LockingException {
                Validate.notNull(dataUsage);
                Validate.notEmpty(dataUsage.keySet());
                Validate.noNullElements(dataUsage.keySet());
                Validate.noNullElements(dataUsage.values());

                if (isFieldLocked(EntryField.DATA)) {
                        if (!this.dataUsage.equals(dataUsage)) {
                                throw new LockingException(EntryField.DATA);
                        }
                        return false;
                } else {
                        this.dataUsage = dataUsage;
                        return true;
                }
        }
public boolean setDataUsage ( Map < DataAttribute , Set < DataUsage > > dataUsage ) throws ParameterException , LockingException { Validate . notNull ( dataUsage ) ; Validate . notEmpty ( dataUsage . keySet ( ) ) ; Validate . noNullElements ( dataUsage . keySet ( ) ) ; Validate . noNullElements ( dataUsage . values ( ) ) ; if ( isFieldLocked ( EntryField . DATA ) ) { if ( ! this . dataUsage . equals ( dataUsage ) ) { throw new LockingException ( EntryField . DATA ) ; } return false ; } else { this . dataUsage = dataUsage ; return true ; } }
Sets the given data usage as data usage for this entry.

@param dataUsage The data usage to adopt.
@return <code>true</code> if the current data usage was modified;<br>
<code>false</code> otherwise.
@throws ParameterException if the given data usage is invalid
(<code>null</code> or empty).
@throws LockingException if the corresponding field is locked <br>
and the given data usage is not the same than the current one.