Example usage for java.util Collection remove

Introduction

In this page you can find the example usage for java.util Collection remove.

Prototype

boolean remove(Object o);

Source Link

Document

Removes a single instance of the specified element from this collection, if it is present (optional operation).

Usage

From source file:org.extremesite.controller.SelectedPresidentsUtils.java

public static Collection saveSelectedPresidentsIDs(HttpServletRequest request) {
    Collection presidents = (Collection) request.getSession()
            .getAttribute(SelectedPresidentsConstants.SELECTED_PRESIDENTS);

    if (presidents == null) {
        presidents = new ArrayList();
        request.getSession().setAttribute(SelectedPresidentsConstants.SELECTED_PRESIDENTS, presidents);
    }//  w  w  w .j a  v  a2s . co m

    Enumeration parameterNames = request.getParameterNames();
    while (parameterNames.hasMoreElements()) {
        String parameterName = (String) parameterNames.nextElement();
        if (parameterName.startsWith("chkbx_")) {
            String presidentId = StringUtils.substringAfter(parameterName, "chkbx_");
            String parameterValue = request.getParameter(parameterName);
            if (parameterValue.equals(SelectedPresidentsConstants.SELECTED)) {
                if (!presidents.contains(presidentId)) {
                    presidents.add(presidentId);
                }
            } else {
                presidents.remove(presidentId);
            }
        }
    }

    return presidents;
}

From source file:org.ralasafe.servlet.RolePrivilegeAction.java

protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    String oper = req.getParameter("oper");
    int roleId = WebUtil.getIntParameter(req, "roleId", -23);
    String rawPvlgIds = req.getParameter("pvlgIds");
    String[] assignPvlgIds = StringUtil.split(rawPvlgIds, ",");
    Collection pvlgIds = Util.convert2IntegerCollection(assignPvlgIds);
    pvlgIds.remove(new Integer(0)); // remove root node

    // log/*from www  .j av  a  2 s . c om*/
    if (log.isDebugEnabled()) {
        log.debug("oper=" + oper + " ,roleId=" + roleId + ", assignPrivilegeIds=" + rawPvlgIds);
    }

    RoleManager roleMng = WebUtil.getRoleManager(req);

    roleMng.assignPrivileges(roleId, pvlgIds);
}

From source file:MultiMap.java

public void remove(K k, V v) {
    Collection<V> s = map.get(k);
    if (s != null) {
        s.remove(v);
        if (s.isEmpty())
            map.remove(k);/*from w ww.  ja v  a 2  s. c  o  m*/
    }
}

From source file:com.framework.infrastructure.utils.HibernateUtils.java

/**
 * ID,./*from   w  w w . j av a  2 s .co  m*/
 * 
 * id,id.
 * id,id. ID,
 * cascade-save-or-update.
 * 
 * @param srcObjects
 *            ,.
 * @param checkedIds
 *            ,ID.
 * @param clazz
 *            
 * @param idName
 *            
 */
public static <T, ID> void mergeByCheckedIds(final Collection<T> srcObjects, final Collection<ID> checkedIds,
        final Class<T> clazz, final String idName) {

    // 
    Assert.notNull(srcObjects, "scrObjects");
    Assert.hasText(idName, "idName");
    Assert.notNull(clazz, "clazz");

    // , .
    if (checkedIds == null) {
        srcObjects.clear();
        return;
    }

    // ,idID,.
    // ,id,idid.
    Iterator<T> srcIterator = srcObjects.iterator();
    try {

        while (srcIterator.hasNext()) {
            T element = srcIterator.next();
            Object id;
            id = PropertyUtils.getProperty(element, idName);

            if (!checkedIds.contains(id)) {
                srcIterator.remove();
            } else {
                checkedIds.remove(id);
            }
        }

        // IDid,,id.
        for (ID id : checkedIds) {
            T obj = clazz.newInstance();
            PropertyUtils.setProperty(obj, idName, id);
            srcObjects.add(obj);
        }
    } catch (Exception e) {
        throw ReflectionUtils.convertReflectionExceptionToUnchecked(e);
    }
}

From source file:com.kylinolap.query.routing.QueryRouter.java

private static void adjustOLAPContext(Collection<TblColRef> dimensionColumns,
        Collection<FunctionDesc> aggregations, //
        Collection<TblColRef> metricColumns, CubeInstance cube, Map<String, RelDataType> rewriteFields,
        OLAPContext olapContext) {// www  .java  2s  .co  m
    CubeDesc cubeDesc = cube.getDescriptor();
    Collection<FunctionDesc> cubeFuncs = cubeDesc.listAllFunctions();

    Iterator<FunctionDesc> it = aggregations.iterator();
    while (it.hasNext()) {
        FunctionDesc functionDesc = it.next();
        if (!cubeFuncs.contains(functionDesc)) {
            // try to convert the metric to dimension to see if it works
            TblColRef col = findTblColByColumnName(metricColumns, functionDesc.getParameter().getValue());
            functionDesc.setAppliedOnDimension(true);
            rewriteFields.remove(functionDesc.getRewriteFieldName());
            if (col != null) {
                metricColumns.remove(col);
                dimensionColumns.add(col);
                olapContext.storageContext.addOtherMandatoryColumns(col);
            }
            logger.info("Adjust OLAPContext for " + functionDesc);
        }
    }
}

From source file:com.digitalgeneralists.assurance.notification.NotificationProvider.java

public void removeEventObserver(Class<? extends IAssuranceEvent> eventClass, IEventObserver observer) {
    Collection<IEventObserver> eventObservers = eventObserverList.get(eventClass);
    if (eventObservers != null) {
        eventObservers.remove(observer);
        if (eventObservers.size() == 0) {
            eventObserverList.remove(eventObservers);
        }//from   w w w.j  av  a 2  s .c  om
    }

    eventObservers = null;
}

From source file:org.openanzo.rdf.utils.AnzoMultiMap.java

@Override
@SuppressWarnings("unchecked")
public V remove(Object key, Object item) {
    Collection<V> valuesForKey = getCollection(key);
    if (valuesForKey == null) {
        return null;
    }//  ww w.  j av a 2  s .c o  m
    boolean valueRemoved = valuesForKey.remove(item);

    // remove the list if it is now empty
    // (saves space, and allows equals to work)
    if (valuesForKey.isEmpty()) {
        remove(key);
    }
    return (valueRemoved) ? (V) item : null;
}

From source file:org.simbasecurity.core.domain.repository.ConditionDatabaseRepository.java

@Override
public void updatePolicies(Condition condition, Collection<Policy> newPolicies) {
    Collection<Policy> oldPolicies = findPolicies(condition);
    for (Policy policy : oldPolicies) {
        if (!newPolicies.remove(policy)) {
            policy.getConditions().remove(condition);
        }//from  w ww  .j  a va 2s. com
    }

    for (Policy policy : newPolicies) {
        policy.getConditions().add(condition);
    }
}

From source file:org.springside.modules.orm.hibernate.HibernateUtils.java

/**
 * ?ID?,???.//from  w  w  w.  j av a  2 s  .  c  om
 * 
 * ??????id,??????id?????.
 * ???id??,??id??.
 * ?ID, ??cascade-save-or-update??.
 * 
 * @param srcObjects ??,.
 * @param checkedIds  ?,ID.
 * @param clazz  ?
 * @param idName ??
 */
public static <T, ID> void mergeByCheckedIds(final Collection<T> srcObjects, final Collection<ID> checkedIds,
        final Class<T> clazz, final String idName) {

    //?
    Assert.notNull(srcObjects, "scrObjects?");
    Assert.hasText(idName, "idName?");
    Assert.notNull(clazz, "clazz?");

    //?, ???.
    if (checkedIds == null) {
        srcObjects.clear();
        return;
    }

    //????,id?ID?,.
    //?,???id,?id???id.
    Iterator<T> srcIterator = srcObjects.iterator();
    try {

        while (srcIterator.hasNext()) {
            T element = srcIterator.next();
            Object id;
            id = PropertyUtils.getProperty(element, idName);

            if (!checkedIds.contains(id)) {
                srcIterator.remove();
            } else {
                checkedIds.remove(id);
            }
        }

        //ID??id????,,id??.
        for (ID id : checkedIds) {
            T obj = clazz.newInstance();
            PropertyUtils.setProperty(obj, idName, id);
            srcObjects.add(obj);
        }
    } catch (Exception e) {
        throw ReflectionUtils.convertReflectionExceptionToUnchecked(e);
    }
}

From source file:com.thinkmore.framework.orm.hibernate.HibernateWebUtils.java

/**
 * ?ID?,???./*ww  w.j a va 2 s . co m*/
 * 
 * ??????id,??????id?????.
 * ???id??,??id??.
 * ?ID, ??cascade-save-or-update.
 * 
 * @param srcObjects ??,.
 * @param checkedIds  ?,ID.
 * @param clazz  ?
 * @param idName ??
 */
public static <T, ID> void mergeByCheckedIds(final Collection<T> srcObjects, final Collection<ID> checkedIds,
        final Class<T> clazz, final String idName) {

    //?
    Assert.notNull(srcObjects, "scrObjects?");
    Assert.hasText(idName, "idName?");
    Assert.notNull(clazz, "clazz?");

    //?,???.
    if (checkedIds == null) {
        srcObjects.clear();
        return;
    }

    //????,id?ID?,.
    //?,???id,?id???id.
    Iterator<T> srcIterator = srcObjects.iterator();
    try {

        while (srcIterator.hasNext()) {
            T element = srcIterator.next();
            Object id;
            id = PropertyUtils.getProperty(element, idName);

            if (!checkedIds.contains(id)) {
                srcIterator.remove();
            } else {
                checkedIds.remove(id);
            }
        }

        //ID??id????,,id??.
        for (ID id : checkedIds) {
            T obj = clazz.newInstance();
            PropertyUtils.setProperty(obj, idName, id);
            srcObjects.add(obj);
        }
    } catch (Exception e) {
        throw ReflectionUtil.convertReflectionExceptionToUnchecked(e);
    }
}