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/** |
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$Id$ |
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Copyright (C) 2015 Nicklas Nordborg |
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This file is part of BASE - BioArray Software Environment. |
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Available at http://base.thep.lu.se/ |
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BASE is free software; you can redistribute it and/or |
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modify it under the terms of the GNU General Public License |
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as published by the Free Software Foundation; either version 3 |
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of the License, or (at your option) any later version. |
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BASE is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with BASE. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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package net.sf.basedb.util.listable; |
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import java.util.HashSet; |
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import java.util.Set; |
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|
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import net.sf.basedb.core.DbControl; |
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import net.sf.basedb.core.Extract; |
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import net.sf.basedb.core.Item; |
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import net.sf.basedb.core.ItemQuery; |
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import net.sf.basedb.core.query.Expressions; |
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import net.sf.basedb.core.query.Hql; |
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import net.sf.basedb.core.query.Restrictions; |
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/** |
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Source item transformer implementation that transform extract items to their |
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parent extract items. From the given set of extract ID:s the transformer will |
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recursively load as many parent extracts as possible. The source items |
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may optionally be included in the target set. |
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|
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@author Nicklas |
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@since 3.5 |
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*/ |
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public class ExtractToParentExtractTransformer |
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extends AbstractSourceItemTransformer |
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{ |
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|
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private final boolean includeSourcesInTarget; |
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private CollectExtracts collectedExtracts; |
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private boolean pushOnly; |
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|
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/** |
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Create a new extract to parent extract transformer. |
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@param includeSourcesInTarget TRUE to include the source items in the target |
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*/ |
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public ExtractToParentExtractTransformer(boolean includeSourcesInTarget) |
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{ |
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super(Item.EXTRACT, Item.EXTRACT); |
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this.includeSourcesInTarget = includeSourcesInTarget; |
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} |
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|
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/** |
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Create a new extract to parent extract transformer that only load parents |
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to extracts that has a subtype with "push annotations" set. This functionality |
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should only be used in the first transformation step. |
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@see PushToParentsTransformer |
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@since 3.16 |
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*/ |
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public ExtractToParentExtractTransformer(boolean includeSourcesInTarget, boolean childrensThatPushOnly) |
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{ |
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this(includeSourcesInTarget); |
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this.pushOnly = childrensThatPushOnly; |
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} |
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|
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/** |
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Create a new extract to parent extract transformer that is considering |
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extracts collected on downstream derived and raw bioassays. |
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@param includeSourcesInTarget TRUE to include the source items in the target |
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@param collectedExtracts Information about extracts found on downstream derived and raw bioassays |
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*/ |
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public ExtractToParentExtractTransformer(boolean includeSourcesInTarget, CollectExtracts collectedExtracts) |
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{ |
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this(includeSourcesInTarget); |
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this.collectedExtracts = collectedExtracts; |
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} |
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|
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@Override |
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public Set<Integer> transform(TransformContext context, Set<Integer> source) |
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{ |
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DbControl dc = context.getDbControl(); |
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|
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ItemQuery<Extract> query = Extract.getQuery(); |
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query.setIncludes(context.getInclude()); |
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query.join(Hql.innerJoin("childCreationEvents", "ce")); |
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query.join(Hql.innerJoin("ce", "event", "evt")); |
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query.join(Hql.innerJoin("evt", "bioMaterial", "bm")); |
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query.restrict( |
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Restrictions.in( |
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Hql.alias("bm"), |
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Expressions.parameter("children") |
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) |
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); |
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if (pushOnly) |
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{ |
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query.join(Hql.innerJoin("bm", "itemSubtype", "st")); |
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query.restrict(Restrictions.eq(Hql.property("st", "pushAnnotations"), Expressions.bool(true))); |
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} |
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|
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// If we have collected downstream extracts we must |
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// ADD ALL parent extracts to those that were collected |
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// REMOVE ALL extracts that are not found among the children to the collected extracts |
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Set<Integer> upstream = null; |
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Set<Integer> downstream = null; |
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if (collectedExtracts != null && collectedExtracts.getCollected().size() > 0) |
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{ |
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// The 'upstream' is all collected extracts and their parents |
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upstream = collectedExtracts.getCollectedParents(); |
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// The 'downstream' is all collected and their children |
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downstream = collectedExtracts.getCollectedChildren(); |
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|
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// We remove all upstream since those are already loaded |
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// and only keep those that are found downstream |
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source = new HashSet<Integer>(source); |
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source.removeAll(upstream); |
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source.retainAll(downstream); |
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} |
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|
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// Keep track of all seen children and parents |
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Set<Integer> allParents = new HashSet<Integer>(); |
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Set<Integer> allChildren = new HashSet<Integer>(); |
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if (includeSourcesInTarget) allParents.addAll(source); |
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// Children that we have not yet checked |
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Set<Integer> children = source; |
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while (children.size() > 0) |
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{ |
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context.collect(getSourceItemType(), children); |
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Set<Integer> parents = context.avoid(getTargetItemType(), safeIdList(dc, query, "children", children)); |
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if (upstream != null) parents.removeAll(upstream); |
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if (downstream != null) parents.retainAll(downstream); |
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|
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// Store new parents and "used" children |
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allParents.addAll(parents); |
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allChildren.addAll(children); |
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|
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// Remove children that we have already seen... |
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// ...the remaining parents become our new children |
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parents.removeAll(allChildren); |
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children = parents; |
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} |
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|
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// Finally add all upstream parent extracts |
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if (upstream != null) allParents.addAll(upstream); |
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return allParents; |
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} |
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} |