Alan Davis fcd4ab8d01 Merged HEAD-BUG-FIX (4.3/Cloud) to HEAD (4.3/Cloud)
57034: Merged V4.2-BUG-FIX (4.2.1) to HEAD-BUG-FIX (Cloud/4.3)
      56501: Merged HEAD-BUG-FIX to V4.2-BUG-FIX (4.2.1)
         55924: <<NOT IN 4.1.6>> Merged V4.1-BUG-FIX (4.1.7) to HEAD-BUG-FIX (4.2)
            55706: Formatting during investigations of MNT-9510


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@61667 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
2014-02-11 18:46:30 +00:00

889 lines
33 KiB
Java

/*
* Copyright (C) 2005-2013 Alfresco Software Limited.
*
* This file is part of Alfresco
*
* Alfresco is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Alfresco is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
*/
package org.alfresco.repo.node.getchildren;
import java.io.Serializable;
import java.text.Collator;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.alfresco.error.AlfrescoRuntimeException;
import org.alfresco.model.ContentModel;
import org.alfresco.query.CannedQueryParameters;
import org.alfresco.query.CannedQuerySortDetails;
import org.alfresco.query.CannedQuerySortDetails.SortOrder;
import org.alfresco.repo.domain.node.AuditablePropertiesEntity;
import org.alfresco.repo.domain.node.Node;
import org.alfresco.repo.domain.node.NodeDAO;
import org.alfresco.repo.domain.node.NodeEntity;
import org.alfresco.repo.domain.node.NodePropertyEntity;
import org.alfresco.repo.domain.node.NodePropertyHelper;
import org.alfresco.repo.domain.node.NodePropertyKey;
import org.alfresco.repo.domain.node.NodePropertyValue;
import org.alfresco.repo.domain.node.ReferenceablePropertiesEntity;
import org.alfresco.repo.domain.qname.QNameDAO;
import org.alfresco.repo.domain.query.CannedQueryDAO;
import org.alfresco.repo.node.getchildren.FilterPropString.FilterTypeString;
import org.alfresco.repo.security.permissions.PermissionCheckedValue.PermissionCheckedValueMixin;
import org.alfresco.repo.security.permissions.impl.acegi.AbstractCannedQueryPermissions;
import org.alfresco.repo.security.permissions.impl.acegi.MethodSecurityBean;
import org.alfresco.repo.tenant.TenantService;
import org.alfresco.service.cmr.repository.ContentData;
import org.alfresco.service.cmr.repository.InvalidNodeRefException;
import org.alfresco.service.cmr.repository.MLText;
import org.alfresco.service.cmr.repository.NodeRef;
import org.alfresco.service.cmr.repository.NodeService;
import org.alfresco.service.cmr.repository.datatype.DefaultTypeConverter;
import org.alfresco.service.namespace.QName;
import org.alfresco.util.Pair;
import org.alfresco.util.ParameterCheck;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.extensions.surf.util.I18NUtil;
/**
* GetChidren canned query
*
* To get paged list of children of a parent node filtered by child type.
* Also optionally filtered and/or sorted by one or more properties (up to three).
*
* @author janv
* @since 4.0
*/
public class GetChildrenCannedQuery extends AbstractCannedQueryPermissions<NodeRef>
{
private Log logger = LogFactory.getLog(getClass());
private static final String QUERY_NAMESPACE = "alfresco.node";
private static final String QUERY_SELECT_GET_CHILDREN_WITH_PROPS = "select_GetChildrenCannedQueryWithProps";
private static final String QUERY_SELECT_GET_CHILDREN_WITHOUT_PROPS = "select_GetChildrenCannedQueryWithoutProps";
public static final int MAX_FILTER_SORT_PROPS = 3;
// note: speical qnames - originally from Share DocLib default config (however, we do not support arbitrary "fts-alfresco" special sortable fields)
public static final QName SORT_QNAME_CONTENT_SIZE = QName.createQName("http://www.alfresco.org/model/content/1.0", "content.size");
public static final QName SORT_QNAME_CONTENT_MIMETYPE = QName.createQName("http://www.alfresco.org/model/content/1.0", "content.mimetype");
public static final QName SORT_QNAME_NODE_TYPE = QName.createQName("", "TYPE");
public static final QName SORT_QNAME_NODE_IS_FOLDER = QName.createQName("", "IS_FOLDER"); // ALF-13968
private NodeDAO nodeDAO;
private QNameDAO qnameDAO;
private CannedQueryDAO cannedQueryDAO;
private NodePropertyHelper nodePropertyHelper;
private TenantService tenantService;
protected NodeService nodeService;
private boolean applyPostQueryPermissions = false; // if true, the permissions will be applied post-query (else should be applied as part of the "queryAndFilter")
public GetChildrenCannedQuery(
NodeDAO nodeDAO,
QNameDAO qnameDAO,
CannedQueryDAO cannedQueryDAO,
NodePropertyHelper nodePropertyHelper,
TenantService tenantService,
NodeService nodeService,
MethodSecurityBean<NodeRef> methodSecurity,
CannedQueryParameters params)
{
super(params, methodSecurity);
this.nodeDAO = nodeDAO;
this.qnameDAO = qnameDAO;
this.cannedQueryDAO = cannedQueryDAO;
this.nodePropertyHelper = nodePropertyHelper;
this.tenantService = tenantService;
this.nodeService = nodeService;
if ((params.getSortDetails() != null) && (params.getSortDetails().getSortPairs().size() > 0))
{
applyPostQueryPermissions = true;
}
// TODO refactor (only apply post query if sorted - as above)
GetChildrenCannedQueryParams paramBean = (GetChildrenCannedQueryParams)params.getParameterBean();
if ((paramBean.getFilterProps()!= null) && (paramBean.getFilterProps().size() > 0))
{
applyPostQueryPermissions = true;
}
}
protected FilterSortChildQueryCallback getFilterSortChildQuery(final List<FilterSortNode> children, final List<FilterProp> filterProps, GetChildrenCannedQueryParams paramBean)
{
Set<QName> inclusiveAspects = paramBean.getInclusiveAspects();
Set<QName> exclusiveAspects = paramBean.getExclusiveAspects();
return new DefaultFilterSortChildQueryCallback(children, filterProps, inclusiveAspects, exclusiveAspects);
}
protected UnsortedChildQueryCallback getUnsortedChildQueryCallback(final List<NodeRef> rawResult, final int requestedCount, GetChildrenCannedQueryParams paramBean)
{
Set<QName> inclusiveAspects = paramBean.getInclusiveAspects();
Set<QName> exclusiveAspects = paramBean.getExclusiveAspects();
return new DefaultUnsortedChildQueryCallback(rawResult, requestedCount, inclusiveAspects, exclusiveAspects);
}
@Override
protected List<NodeRef> queryAndFilter(CannedQueryParameters parameters)
{
Long start = (logger.isDebugEnabled() ? System.currentTimeMillis() : null);
// Get parameters
GetChildrenCannedQueryParams paramBean = (GetChildrenCannedQueryParams)parameters.getParameterBean();
// Get parent node
NodeRef parentRef = paramBean.getParentRef();
ParameterCheck.mandatory("nodeRef", parentRef);
Pair<Long, NodeRef> nodePair = nodeDAO.getNodePair(parentRef);
if (nodePair == null)
{
throw new InvalidNodeRefException("Parent node does not exist: " + parentRef, parentRef);
}
Long parentNodeId = nodePair.getFirst();
// Set query params - note: currently using SortableChildEntity to hold (supplemental-) query params
FilterSortNodeEntity params = new FilterSortNodeEntity();
// Set parent node id
params.setParentNodeId(parentNodeId);
// Get filter details
Set<QName> childNodeTypeQNames = paramBean.getChildTypeQNames();
Set<QName> assocTypeQNames = paramBean.getAssocTypeQNames();
final List<FilterProp> filterProps = paramBean.getFilterProps();
String pattern = paramBean.getPattern();
// Get sort details
CannedQuerySortDetails sortDetails = parameters.getSortDetails();
@SuppressWarnings({ "unchecked", "rawtypes" })
final List<Pair<QName, SortOrder>> sortPairs = (List)sortDetails.getSortPairs();
// Set sort / filter params
// Note - need to keep the sort properties in their requested order
List<QName> sortFilterProps = new ArrayList<QName>(filterProps.size() + sortPairs.size());
for (Pair<QName, SortOrder> sort : sortPairs)
{
QName sortQName = sort.getFirst();
if(! sortFilterProps.contains(sortQName))
{
sortFilterProps.add(sortQName);
}
}
for (FilterProp filter : filterProps)
{
QName filterQName = filter.getPropName();
if(! sortFilterProps.contains(filterQName))
{
sortFilterProps.add(filterQName);
}
}
int filterSortPropCnt = sortFilterProps.size();
if (filterSortPropCnt > MAX_FILTER_SORT_PROPS)
{
throw new AlfrescoRuntimeException("GetChildren: exceeded maximum number filter/sort properties: (max="+MAX_FILTER_SORT_PROPS+", actual="+filterSortPropCnt);
}
filterSortPropCnt = setFilterSortParams(sortFilterProps, params);
// Set child node type qnames (additional filter - performed by DB query)
if (childNodeTypeQNames != null)
{
Set<Long> childNodeTypeQNameIds = qnameDAO.convertQNamesToIds(childNodeTypeQNames, false);
if (childNodeTypeQNameIds.size() > 0)
{
params.setChildNodeTypeQNameIds(new ArrayList<Long>(childNodeTypeQNameIds));
}
}
if(assocTypeQNames != null)
{
Set<Long> assocTypeQNameIds = qnameDAO.convertQNamesToIds(assocTypeQNames, false);
if (assocTypeQNameIds.size() > 0)
{
params.setAssocTypeQNameIds(assocTypeQNameIds);
}
}
if (pattern != null)
{
// TODO, check that we should be tied to the content model in this way. Perhaps a configurable property
// name against which compare the pattern?
Pair<Long, QName> nameQName = qnameDAO.getQName(ContentModel.PROP_NAME);
if(nameQName == null)
{
throw new AlfrescoRuntimeException("Unable to determine qname id of name property");
}
params.setNamePropertyQNameId(nameQName.getFirst());
params.setPattern(pattern);
}
final List<NodeRef> result;
if (filterSortPropCnt > 0)
{
// filtered and/or sorted - note: permissions will be applied post query
final List<FilterSortNode> children = new ArrayList<FilterSortNode>(100);
final FilterSortChildQueryCallback c = getFilterSortChildQuery(children, filterProps, paramBean);
FilterSortResultHandler resultHandler = new FilterSortResultHandler(c);
cannedQueryDAO.executeQuery(QUERY_NAMESPACE, QUERY_SELECT_GET_CHILDREN_WITH_PROPS, params, 0, Integer.MAX_VALUE, resultHandler);
resultHandler.done();
if (sortPairs.size() > 0)
{
// sort
Collections.sort(children, new PropComparatorAsc(sortPairs));
}
result = new ArrayList<NodeRef>(children.size());
for (FilterSortNode child : children)
{
result.add(tenantService.getBaseName(child.getNodeRef()));
}
}
else
{
// unsorted (apart from any implicit order) - note: permissions are applied during result handling to allow early cutoff
final int requestedCount = parameters.getResultsRequired();
final List<NodeRef> rawResult = new ArrayList<NodeRef>(Math.min(1000, requestedCount));
UnsortedChildQueryCallback callback = getUnsortedChildQueryCallback(rawResult, requestedCount, paramBean);
UnsortedResultHandler resultHandler = new UnsortedResultHandler(callback);
cannedQueryDAO.executeQuery(QUERY_NAMESPACE, QUERY_SELECT_GET_CHILDREN_WITHOUT_PROPS, params, 0, Integer.MAX_VALUE, resultHandler);
resultHandler.done();
// permissions have been applied
result = PermissionCheckedValueMixin.create(rawResult);
}
if (start != null)
{
logger.debug("Base query "+(filterSortPropCnt > 0 ? "(sort=y, perms=n)" : "(sort=n, perms=y)")+": "+result.size()+" in "+(System.currentTimeMillis()-start)+" msecs");
}
return result;
}
// Set filter/sort props (between 0 and 3)
private int setFilterSortParams(List<QName> filterSortProps, FilterSortNodeEntity params)
{
int cnt = 0;
int propCnt = 0;
for (QName filterSortProp : filterSortProps)
{
if (AuditablePropertiesEntity.getAuditablePropertyQNames().contains(filterSortProp))
{
params.setAuditableProps(true);
}
else if (filterSortProp.equals(SORT_QNAME_NODE_TYPE) || filterSortProp.equals(SORT_QNAME_NODE_IS_FOLDER))
{
params.setNodeType(true);
}
else
{
Long sortQNameId = getQNameId(filterSortProp);
if (sortQNameId != null)
{
if (propCnt == 0)
{
params.setProp1qnameId(sortQNameId);
}
else if (propCnt == 1)
{
params.setProp2qnameId(sortQNameId);
}
else if (propCnt == 2)
{
params.setProp3qnameId(sortQNameId);
}
else
{
// belts and braces
throw new AlfrescoRuntimeException("GetChildren: unexpected - cannot set sort parameter: "+cnt);
}
propCnt++;
}
else
{
logger.warn("Skipping filter/sort param - cannot find: "+filterSortProp);
break;
}
}
cnt++;
}
return cnt;
}
private Long getQNameId(QName sortPropQName)
{
if (sortPropQName.equals(SORT_QNAME_CONTENT_SIZE) || sortPropQName.equals(SORT_QNAME_CONTENT_MIMETYPE))
{
sortPropQName = ContentModel.PROP_CONTENT;
}
Pair<Long, QName> qnamePair = qnameDAO.getQName(sortPropQName);
return (qnamePair == null ? null : qnamePair.getFirst());
}
@Override
protected boolean isApplyPostQuerySorting()
{
// note: sorted as part of the query impl (using SortableNode results)
return false;
}
private class PropComparatorAsc implements Comparator<FilterSortNode>
{
private List<Pair<QName, SortOrder>> sortProps;
private Collator collator;
public PropComparatorAsc(List<Pair<QName, SortOrder>> sortProps)
{
this.sortProps = sortProps;
this.collator = Collator.getInstance(I18NUtil.getContentLocale());
}
public int compare(FilterSortNode n1, FilterSortNode n2)
{
return compareImpl(n1, n2, sortProps);
}
private int compareImpl(FilterSortNode node1In, FilterSortNode node2In, List<Pair<QName, SortOrder>> sortProps)
{
Object pv1 = null;
Object pv2 = null;
QName sortPropQName = (QName)sortProps.get(0).getFirst();
boolean sortAscending = (sortProps.get(0).getSecond() == SortOrder.ASCENDING);
FilterSortNode node1 = node1In;
FilterSortNode node2 = node2In;
if (sortAscending == false)
{
node1 = node2In;
node2 = node1In;
}
int result = 0;
pv1 = node1.getVal(sortPropQName);
pv2 = node2.getVal(sortPropQName);
if (pv1 == null)
{
return (pv2 == null ? 0 : -1);
}
else if (pv2 == null)
{
return 1;
}
if (pv1 instanceof String)
{
result = collator.compare((String)pv1, (String)pv2); // TODO use collation keys (re: performance)
}
else if (pv1 instanceof Date)
{
result = (((Date)pv1).compareTo((Date)pv2));
}
else if (pv1 instanceof Long)
{
result = (((Long)pv1).compareTo((Long)pv2));
}
else if (pv1 instanceof Integer)
{
result = (((Integer)pv1).compareTo((Integer)pv2));
}
else if (pv1 instanceof QName)
{
result = (((QName)pv1).compareTo((QName)pv2));
}
else if (pv1 instanceof Boolean)
{
result = (((Boolean)pv1).compareTo((Boolean)pv2));
}
else
{
// TODO other comparisons
throw new RuntimeException("Unsupported sort type: "+pv1.getClass().getName());
}
if ((result == 0) && (sortProps.size() > 1))
{
return compareImpl(node1In, node2In, sortProps.subList(1, sortProps.size()));
}
return result;
}
}
private boolean includeAspects(NodeRef nodeRef, Set<QName> inclusiveAspects, Set<QName> exclusiveAspects)
{
if (inclusiveAspects == null && exclusiveAspects == null)
{
return true;
}
Set<QName> nodeAspects = nodeService.getAspects(nodeRef);
if (inclusiveAspects != null)
{
Set<QName> includedIntersect = new HashSet<QName>(nodeAspects);
includedIntersect.retainAll(inclusiveAspects);
if (includedIntersect.isEmpty())
{
return false;
}
}
if (exclusiveAspects != null)
{
Set<QName> excludedIntersect = new HashSet<QName>(nodeAspects);
excludedIntersect.retainAll(exclusiveAspects);
if (excludedIntersect.isEmpty() == false)
{
return false;
}
}
return true;
}
// note: currently inclusive and OR-based
private boolean includeFilter(Map<QName, Serializable> propVals, List<FilterProp> filterProps)
{
for (FilterProp filterProp : filterProps)
{
Serializable propVal = propVals.get(filterProp.getPropName());
if (propVal != null)
{
if ((filterProp instanceof FilterPropString) && (propVal instanceof String))
{
String val = (String)propVal;
String filter = (String)filterProp.getPropVal();
switch ((FilterTypeString)filterProp.getFilterType())
{
case STARTSWITH:
if (val.startsWith(filter))
{
return true;
}
break;
case STARTSWITH_IGNORECASE:
if (val.toLowerCase().startsWith(filter.toLowerCase()))
{
return true;
}
break;
case EQUALS:
if (val.equals(filter))
{
return true;
}
break;
case EQUALS_IGNORECASE:
if (val.equalsIgnoreCase(filter))
{
return true;
}
break;
case ENDSWITH:
if (val.endsWith(filter))
{
return true;
}
break;
case ENDSWITH_IGNORECASE:
if (val.toLowerCase().endsWith(filter.toLowerCase()))
{
return true;
}
break;
case MATCHES:
if (val.matches(filter))
{
return true;
}
break;
case MATCHES_IGNORECASE:
if (val.toLowerCase().matches(filter.toLowerCase()))
{
return true;
}
break;
default:
}
}
}
if ((filterProp instanceof FilterPropBoolean) && (propVal instanceof Boolean))
{
Boolean val = (Boolean)propVal;
Boolean filter = (Boolean)filterProp.getPropVal();
return (val == filter);
}
}
return false;
}
@Override
protected boolean isApplyPostQueryPermissions()
{
return applyPostQueryPermissions; // true if sorted (if unsorted then permissions are applied as part of the query impl)
}
@Override
protected List<NodeRef> applyPostQueryPermissions(List<NodeRef> results, int requestedCount)
{
Long start = (logger.isDebugEnabled() ? System.currentTimeMillis() : null);
int requestTotalCountMax = getParameters().getTotalResultCountMax();
int maxChecks = (((requestTotalCountMax > 0) && (requestTotalCountMax > requestedCount)) ? requestTotalCountMax : requestedCount);
int cnt = results.size();
int toIdx = (maxChecks > cnt ? cnt : maxChecks);
// note: assume user has read access to most/majority of the items hence pre-load up to max checks
preload(results.subList(0, toIdx));
List<NodeRef> ret = super.applyPostQueryPermissions(results, requestedCount);
if (start != null)
{
logger.debug("Post-query perms: "+ret.size()+" in "+(System.currentTimeMillis()-start)+" msecs");
}
return ret;
}
private void preload(List<NodeRef> nodeRefs)
{
Long start = (logger.isTraceEnabled() ? System.currentTimeMillis() : null);
nodeDAO.cacheNodes(nodeRefs);
if (start != null)
{
logger.trace("Pre-load: "+nodeRefs.size()+" in "+(System.currentTimeMillis()-start)+" msecs");
}
}
protected interface FilterSortChildQueryCallback
{
boolean handle(FilterSortNode node);
}
protected class DefaultFilterSortChildQueryCallback implements FilterSortChildQueryCallback
{
private List<FilterSortNode> children;
private List<FilterProp> filterProps;
private boolean applyFilter;
private Set<QName> inclusiveAspects;
private Set<QName> exclusiveAspects;
public DefaultFilterSortChildQueryCallback(final List<FilterSortNode> children, final List<FilterProp> filterProps)
{
this(children, filterProps, null, null);
}
public DefaultFilterSortChildQueryCallback(final List<FilterSortNode> children, final List<FilterProp> filterProps, Set<QName> inclusiveAspects, Set<QName> exclusiveAspects)
{
this.children = children;
this.filterProps = filterProps;
this.applyFilter = (filterProps.size() > 0);
this.inclusiveAspects = inclusiveAspects;
this.exclusiveAspects = exclusiveAspects;
}
@Override
public boolean handle(FilterSortNode node)
{
if(include(node))
{
children.add(node);
}
// More results
return true;
}
protected boolean include(FilterSortNode node)
{
// filter, if needed
return(!applyFilter || includeFilter(node.getPropVals(), filterProps)) && includeAspects(node.getNodeRef(), inclusiveAspects, exclusiveAspects);
}
}
protected class DefaultUnsortedChildQueryCallback implements UnsortedChildQueryCallback
{
private List<NodeRef> rawResult;
private int requestedCount;
private Set<QName> inclusiveAspects;
private Set<QName> exclusiveAspects;
public DefaultUnsortedChildQueryCallback(final List<NodeRef> rawResult, final int requestedCount, Set<QName> inclusiveAspects, Set<QName> exclusiveAspects)
{
this.rawResult = rawResult;
this.requestedCount = requestedCount;
this.inclusiveAspects = inclusiveAspects;
this.exclusiveAspects = exclusiveAspects;
}
@Override
public boolean handle(NodeRef nodeRef)
{
if(include(nodeRef))
{
rawResult.add(tenantService.getBaseName(nodeRef));
}
// More results ?
return (rawResult.size() < requestedCount);
}
protected boolean include(NodeRef nodeRef)
{
return includeAspects(nodeRef, inclusiveAspects, exclusiveAspects);
}
}
protected interface UnsortedChildQueryCallback
{
boolean handle(NodeRef nodeRef);
}
protected class FilterSortResultHandler implements CannedQueryDAO.ResultHandler<FilterSortNodeEntity>
{
private final FilterSortChildQueryCallback resultsCallback;
private boolean more = true;
private FilterSortResultHandler(FilterSortChildQueryCallback resultsCallback)
{
this.resultsCallback = resultsCallback;
}
public boolean handleResult(FilterSortNodeEntity result)
{
// Do nothing if no further results are required
if (!more)
{
return false;
}
Node node = result.getNode();
NodeRef nodeRef = node.getNodeRef();
Map<NodePropertyKey, NodePropertyValue> propertyValues = new HashMap<NodePropertyKey, NodePropertyValue>(3);
NodePropertyEntity prop1 = result.getProp1();
if (prop1 != null)
{
propertyValues.put(prop1.getKey(), prop1.getValue());
}
NodePropertyEntity prop2 = result.getProp2();
if (prop2 != null)
{
propertyValues.put(prop2.getKey(), prop2.getValue());
}
NodePropertyEntity prop3 = result.getProp3();
if (prop3 != null)
{
propertyValues.put(prop3.getKey(), prop3.getValue());
}
Map<QName, Serializable> propVals = nodePropertyHelper.convertToPublicProperties(propertyValues);
// Add referenceable / spoofed properties (including spoofed name if null)
ReferenceablePropertiesEntity.addReferenceableProperties(node, propVals);
// special cases
// MLText (eg. cm:title, cm:description, ...)
for (Map.Entry<QName, Serializable> entry : propVals.entrySet())
{
if (entry.getValue() instanceof MLText)
{
propVals.put(entry.getKey(), DefaultTypeConverter.INSTANCE.convert(String.class, (MLText)entry.getValue()));
}
}
// ContentData (eg. cm:content.size, cm:content.mimetype)
ContentData contentData = (ContentData)propVals.get(ContentModel.PROP_CONTENT);
if (contentData != null)
{
propVals.put(SORT_QNAME_CONTENT_SIZE, contentData.getSize());
propVals.put(SORT_QNAME_CONTENT_MIMETYPE, contentData.getMimetype());
}
// Auditable props (eg. cm:creator, cm:created, cm:modifier, cm:modified, ...)
AuditablePropertiesEntity auditableProps = node.getAuditableProperties();
if (auditableProps != null)
{
for (Map.Entry<QName, Serializable> entry : auditableProps.getAuditableProperties().entrySet())
{
propVals.put(entry.getKey(), entry.getValue());
}
}
// Node type
Long nodeTypeQNameId = node.getTypeQNameId();
if (nodeTypeQNameId != null)
{
Pair<Long, QName> pair = qnameDAO.getQName(nodeTypeQNameId);
if (pair != null)
{
propVals.put(SORT_QNAME_NODE_TYPE, pair.getSecond());
}
}
// Call back
boolean more = resultsCallback.handle(new FilterSortNode(nodeRef, propVals));
if (!more)
{
this.more = false;
}
return more;
}
public void done()
{
}
}
protected class FilterSortNode
{
private NodeRef nodeRef;
private Map<QName, Serializable> propVals; // subset of nodes properties - used for filtering and/or sorting
public FilterSortNode(NodeRef nodeRef, Map<QName, Serializable> propVals)
{
this.nodeRef = nodeRef;
this.propVals = propVals;
}
@Override
public String toString()
{
return "FilterSortNode [nodeRef=" + nodeRef + ", propVals=" + propVals + "]";
}
public NodeRef getNodeRef()
{
return nodeRef;
}
public Serializable getVal(QName prop)
{
return propVals.get(prop);
}
public Map<QName, Serializable> getPropVals()
{
return propVals;
}
}
private class UnsortedResultHandler implements CannedQueryDAO.ResultHandler<NodeEntity>
{
private final UnsortedChildQueryCallback resultsCallback;
private boolean more = true;
private static final int BATCH_SIZE = 256 * 4;
private final List<NodeRef> nodeRefs;
private UnsortedResultHandler(UnsortedChildQueryCallback resultsCallback)
{
this.resultsCallback = resultsCallback;
nodeRefs = new LinkedList<NodeRef>();
}
public boolean handleResult(NodeEntity result)
{
// Do nothing if no further results are required
if (!more)
{
return false;
}
NodeRef nodeRef = result.getNodeRef();
if (nodeRefs.size() >= BATCH_SIZE)
{
// batch
preloadAndApplyPermissions();
}
nodeRefs.add(nodeRef);
return more;
}
private void preloadAndApplyPermissions()
{
preload(nodeRefs);
// TODO track total time for incremental permission checks ... and cutoff (eg. based on some config)
List<NodeRef> results = applyPostQueryPermissions(nodeRefs, nodeRefs.size());
for (NodeRef nodeRef : results)
{
// Call back
boolean more = resultsCallback.handle(nodeRef);
if (!more)
{
this.more = false;
break;
}
}
nodeRefs.clear();
}
public void done()
{
if (nodeRefs.size() >= 0)
{
// finish batch
preloadAndApplyPermissions();
}
}
}
}