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APE is a command line tool and an API for the automated exploration of possible computational pipelines (workflows) from large collections of computational tools.
package nl.uu.cs.ape.models;
import java.util.*;
import nl.uu.cs.ape.utils.APEUtils;
import nl.uu.cs.ape.models.logic.constructs.TaxonomyPredicate;
/**
* The {@code AllPredicates} class is used to group all mappedPredicates of the
* same type (such as module, data) into one collection.
*
* @author Vedran Kasalica
*/
public abstract class AllPredicates {
/**
* Map of all predicated mapped to their predicateID.
*/
private Map mappedPredicates;
/**
* Root of the taxonomy.
*/
private List dimensionRoots;
/**
* Instantiates AllPredicates.
*
* @param taxonomyRoots the taxonomy roots
*/
protected AllPredicates(List taxonomyRoots) {
this.dimensionRoots = taxonomyRoots;
this.mappedPredicates = new HashMap<>();
}
/**
* Returns the root predicate of the taxonomy.
*
* @return The root predicate.
*/
public List getRootPredicates() {
List rootPredicates = new ArrayList<>();
for (String rootID : dimensionRoots) {
rootPredicates.add(get(rootID));
}
return rootPredicates;
}
/**
* Returns the ID of the root predicate of the taxonomy including the "APE
* label" dimension (in case of type taxonomy).
*
* @return The root predicate.
*/
public List getAllRootIDs() {
return dimensionRoots;
}
/**
* Add predicate taxonomy predicate.
*
* @param newPredicate the new predicate
* @return the taxonomy predicate
* @throws ExceptionInInitializerError the exception
*/
public abstract TaxonomyPredicate addPredicate(TaxonomyPredicate newPredicate) throws ExceptionInInitializerError;
/**
* Gets predicate class.
*
* @return The runtime class of the mappedPredicates that belong to the Object.
*/
public abstract Class getPredicateClass();
/**
* Remove the parts of the taxonomy that are not in use for the given set of
* available tools and types in the domain.
*
* @return true if the trimming finished successfully, false otherwise.
*/
public boolean trimTaxonomy() {
for (TaxonomyPredicate root : getRootPredicates()) {
List toRemove = new ArrayList<>();
for (TaxonomyPredicate subClass : APEUtils.safe(root.getSubPredicates())) {
if (subClass == null) {
} else if (subClass.getIsRelevant()) {
trimSubTaxonomy(subClass);
} else {
toRemove.add(subClass);
trimSubTaxonomy(subClass);
}
}
root.removeAllSubPredicates(toRemove);
}
return true;
}
/**
* Remove the parts of the given sub-taxonomy that are not in use for the given
* set of available tools and types in the domain.
*
* @param subTaxRoot SubTaxonomy that is to be trimmed.
* @return true if the trimming finished successfully, false otherwise.
*/
public boolean trimSubTaxonomy(TaxonomyPredicate subTaxRoot) {
if (subTaxRoot == null) {
return true;
}
List toRemove = new ArrayList<>();
for (TaxonomyPredicate subClass : APEUtils.safe(subTaxRoot.getSubPredicates())) {
if (subClass == null) {
} else if (subClass.getIsRelevant()) {
trimSubTaxonomy(subClass);
} else {
toRemove.add(subClass);
trimSubTaxonomy(subClass);
}
}
if (!subTaxRoot.getIsRelevant()) {
this.mappedPredicates.remove(subTaxRoot.getPredicateID());
}
subTaxRoot.removeAllSubPredicates(toRemove);
return true;
}
/**
* Gets mappedPredicates mapped to their IDs.
*
* @return The mapping to mappedPredicates from their IDs.
*/
protected Map getMappedPredicates() {
return this.mappedPredicates;
}
/**
* Returns the Predicate to which the specified key is mapped, or null if this
* map contains no mapping for the key.
*
* @param predicateID The key whose associated Predicate is to be returned.
* @return The predicate to which the specified key is mapped, or null if this
* map contains no mapping for the key.
*/
public TaxonomyPredicate get(String predicateID) {
return this.mappedPredicates.get(predicateID);
}
/**
* Method returns all the element that belong to the subTree.
*
* @param subTreeRoot Root of the subTree.
* @return List of data types.
* @throws NullPointerException the null pointer exception
*/
public SortedSet getElementsFromSubTaxonomy(TaxonomyPredicate subTreeRoot)
throws NullPointerException {
if (subTreeRoot == null) {
throw new NullPointerException("Given sub-taxonomy type cannot be null.");
}
SortedSet elements = new TreeSet<>();
elements.add(subTreeRoot);
for (TaxonomyPredicate subType : APEUtils.safe(subTreeRoot.getSubPredicates())) {
elements.addAll(getElementsFromSubTaxonomy(subType));
}
return elements;
}
/**
* Check whether the string occurs as one of the roots in the taxonomy.
*
* @param curRootIRI - curr root IRI
* @return true if the root exists
*/
public boolean existsRoot(String curRootIRI) {
return dimensionRoots.contains(curRootIRI);
}
/**
* Put a new TaxonomyPredicate to the mapping.
*
* @param key - ID of the TaxonomyPredicate
* @param value - TaxonomyPredicate to be added
*/
public void put(String key, TaxonomyPredicate value) {
mappedPredicates.put(key, value);
}
/**
* Remove the TaxonomyPredicate from the mapping.
*
* @param predicateID - ID of the TaxonomyPredicate to be removed
*/
public void remove(String predicateID) {
mappedPredicates.remove(predicateID);
}
}