Example usage for org.apache.commons.collections4 ListUtils subtract

Introduction

In this page you can find the example usage for org.apache.commons.collections4 ListUtils subtract.

Prototype

public static <E> List<E> subtract(final List<E> list1, final List<? extends E> list2) 

Source Link

Document

Subtracts all elements in the second list from the first list, placing the results in a new list.

Usage

From source file:appsgate.lig.eude.interpreter.langage.nodes.NodeLists.java

/**
 * Method that compute the combination of the two lists depending on the
 * operator/*from   w  w  w .j av a 2  s  .co m*/
 */
private void computeResult() {
    switch (op) {
    case UNION:
        result = ListUtils.sum(leftList.getElements(), rightList.getElements());
        break;
    case INTERSECTION:
        result = ListUtils.intersection(leftList.getElements(), rightList.getElements());
        break;
    case NOT_IN:
        result = ListUtils.subtract(leftList.getElements(), rightList.getElements());
        break;
    default:
        LOGGER.warn("Unknown operator");
    }
}

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From source file:org.kuali.coeus.common.framework.compliance.core.SpecialReviewRuleBase.java

/**
 * Validates the rules surrounding the protocol number.
 * /*from   ww w.  j a  v  a 2s .c o  m*/
 * @param specialReview The special review to validate
 * @param specialReviews The existing special reviews
 * @param errorString The error string for the type / approval of this special review
 * @return true if the specialReview is valid, false otherwise
 */
@SuppressWarnings("unchecked")
private boolean validateProtocolNumber(T specialReview, List<T> specialReviews, String errorString) {
    boolean isValid = true;

    if (!StringUtils.equals(SpecialReviewApprovalType.NOT_YET_APPLIED, specialReview.getApprovalTypeCode())) {
        if (StringUtils.isBlank(specialReview.getProtocolNumber())) {
            isValid = false;
            reportError(PROTOCOL_NUMBER_FIELD, KeyConstants.ERROR_SPECIAL_REVIEW_REQUIRED_FOR_VALID,
                    PROTOCOL_NUMBER_TITLE, errorString);
        } else {
            if (SpecialReviewType.HUMAN_SUBJECTS.equals(specialReview.getSpecialReviewTypeCode())) {
                Protocol protocol = getProtocolFinderDao()
                        .findCurrentProtocolByNumber(specialReview.getProtocolNumber());
                if (protocol == null) {
                    isValid = false;
                    reportError(PROTOCOL_NUMBER_FIELD,
                            KeyConstants.ERROR_SPECIAL_REVIEW_PROTOCOL_NUMBER_INVALID);
                } else {
                    List<T> existingSpecialReviews = ListUtils.subtract(specialReviews,
                            Collections.singletonList(specialReview));
                    for (T existingSpecialReview : existingSpecialReviews) {
                        if (StringUtils.equals(specialReview.getProtocolNumber(),
                                existingSpecialReview.getProtocolNumber())) {
                            isValid = false;
                            reportError(PROTOCOL_NUMBER_FIELD,
                                    KeyConstants.ERROR_SPECIAL_REVIEW_PROTOCOL_NUMBER_DUPLICATE);
                        }
                    }
                }
            } else if (SpecialReviewType.ANIMAL_USAGE.equals(specialReview.getSpecialReviewTypeCode())) {
                IacucProtocol iacucProtocol = (IacucProtocol) getIacucProtocolFinderDao()
                        .findCurrentProtocolByNumber(specialReview.getProtocolNumber());
                if (iacucProtocol == null) {
                    isValid = false;
                    reportError(PROTOCOL_NUMBER_FIELD,
                            KeyConstants.ERROR_SPECIAL_REVIEW_PROTOCOL_NUMBER_INVALID);
                } else {
                    List<T> existingSpecialReviews = ListUtils.subtract(specialReviews,
                            Collections.singletonList(specialReview));
                    for (T existingSpecialReview : existingSpecialReviews) {
                        if (StringUtils.equals(specialReview.getProtocolNumber(),
                                existingSpecialReview.getProtocolNumber())) {
                            isValid = false;
                            reportError(PROTOCOL_NUMBER_FIELD,
                                    KeyConstants.ERROR_SPECIAL_REVIEW_PROTOCOL_NUMBER_DUPLICATE);
                        }
                    }
                }

            }
        }
    }

    return isValid;
}

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