/
UnassignExecutor.java
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/
UnassignExecutor.java
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/*
* Copyright (c) 2020 Evolveum and contributors
*
* This work is dual-licensed under the Apache License 2.0
* and European Union Public License. See LICENSE file for details.
*/
package com.evolveum.midpoint.model.impl.scripting.actions;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import jakarta.annotation.PostConstruct;
import javax.xml.namespace.QName;
import com.evolveum.midpoint.model.api.PipelineItem;
import com.evolveum.midpoint.util.exception.ScriptExecutionException;
import com.evolveum.midpoint.model.impl.scripting.ExecutionContext;
import com.evolveum.midpoint.model.impl.scripting.PipelineData;
import com.evolveum.midpoint.prism.query.ObjectFilter;
import com.evolveum.midpoint.prism.util.CloneUtil;
import com.evolveum.midpoint.repo.common.expression.ExpressionUtil;
import com.evolveum.midpoint.schema.expression.VariablesMap;
import com.evolveum.midpoint.schema.constants.ExpressionConstants;
import com.evolveum.midpoint.schema.result.OperationResult;
import com.evolveum.midpoint.schema.util.MiscSchemaUtil;
import com.evolveum.midpoint.util.exception.*;
import com.evolveum.midpoint.util.logging.Trace;
import com.evolveum.midpoint.util.logging.TraceManager;
import com.evolveum.midpoint.xml.ns._public.common.common_3.*;
import com.evolveum.midpoint.xml.ns._public.model.scripting_3.ActionExpressionType;
import com.evolveum.midpoint.xml.ns._public.model.scripting_3.UnassignActionExpressionType;
import com.evolveum.prism.xml.ns._public.query_3.SearchFilterType;
import org.jetbrains.annotations.Nullable;
import org.springframework.stereotype.Component;
import com.evolveum.midpoint.prism.delta.ObjectDelta;
import com.evolveum.midpoint.prism.path.ItemPath;
import static com.evolveum.midpoint.model.impl.scripting.actions.UnassignExecutor.*;
/**
* Executor for "unassign" actions.
*/
@Component
public class UnassignExecutor extends AssignmentOperationsExecutor<UnassignParameters> {
private static final Trace LOGGER = TraceManager.getTrace(UnassignExecutor.class);
private static final String NAME = "unassign";
static class UnassignParameters extends AssignmentOperationsExecutor.Parameters {
// These come from dynamic parameters (~ legacy way)
private final Collection<ObjectReferenceType> dynamicRoleRefs = new ArrayList<>();
private final Collection<ObjectReferenceType> dynamicResourceRefs = new ArrayList<>();
private final Collection<QName> dynamicRelations = new ArrayList<>(); // used only with dynamicRoleRefs
// This one is defined statically (~ modern way)
private ObjectFilter staticFilter;
}
@PostConstruct
public void init() {
actionExecutorRegistry.register(NAME, UnassignActionExpressionType.class, this);
}
@Override
UnassignParameters parseParameters(ActionExpressionType action, PipelineData input, ExecutionContext context,
OperationResult result) throws SchemaException, ScriptExecutionException, ObjectNotFoundException,
SecurityViolationException, CommunicationException, ConfigurationException, ExpressionEvaluationException {
UnassignParameters parameters = new UnassignParameters();
parameters.dynamicResourceRefs.addAll(getResourcesParameter(action, input, context, result));
parameters.dynamicRoleRefs.addAll(getRolesParameter(action, input, context, result));
parameters.dynamicRelations.addAll(getRelationsParameter(action, input, context, result));
// This was the original behavior: if not specified, we look for org:default references.
if (parameters.dynamicRelations.isEmpty()) {
parameters.dynamicRelations.add(relationRegistry.getDefaultRelation());
}
if (action instanceof UnassignActionExpressionType) {
SearchFilterType filterBean = ((UnassignActionExpressionType) action).getFilter();
if (filterBean != null) {
parameters.staticFilter = prismContext.getQueryConverter().parseFilter(filterBean, AssignmentType.class);
}
}
return parameters;
}
@Override
boolean checkParameters(UnassignParameters parameters, ExecutionContext context) {
if (parameters.dynamicRoleRefs.isEmpty() && parameters.dynamicResourceRefs.isEmpty()
&& parameters.staticFilter == null) {
LOGGER.warn("There are no roles nor resources to unassign and no filter is specified");
context.println("Warning: There are no roles nor resources to unassign and no filter is specified");
return false;
} else {
return true;
}
}
@Override
protected ObjectDelta<? extends ObjectType> createDelta(AssignmentHolderType object, PipelineItem item,
UnassignParameters parameters, ExecutionContext context, OperationResult result) throws SchemaException,
ConfigurationException, ObjectNotFoundException, CommunicationException, SecurityViolationException,
ExpressionEvaluationException {
ObjectFilter resolvedFilter = resolveFilter(object, item, parameters, context, result);
List<AssignmentType> assignmentsToDelete = new ArrayList<>();
for (AssignmentType existingAssignment : object.getAssignment()) {
if (matches(existingAssignment, parameters, resolvedFilter)) {
assignmentsToDelete.add(existingAssignment);
}
}
return prismContext.deltaFor(object.getClass())
.item(ItemPath.create(AssignmentHolderType.F_ASSIGNMENT))
.deleteRealValues(CloneUtil.cloneCollectionMembers(assignmentsToDelete))
.asObjectDelta(object.getOid());
}
@Nullable
private ObjectFilter resolveFilter(AssignmentHolderType object, PipelineItem item, UnassignParameters parameters,
ExecutionContext context, OperationResult result) throws SchemaException, ObjectNotFoundException,
ExpressionEvaluationException, CommunicationException, ConfigurationException, SecurityViolationException {
if (parameters.staticFilter != null) {
return ExpressionUtil.evaluateFilterExpressions(
parameters.staticFilter, createVariables(object, item), MiscSchemaUtil.getExpressionProfile(),
expressionFactory, prismContext,
"expression evaluation in unassign filter for " + object, context.getTask(), result);
} else {
return null;
}
}
private VariablesMap createVariables(AssignmentHolderType input, PipelineItem item) {
VariablesMap variables = createVariables(item.getVariables());
variables.put(ExpressionConstants.VAR_INPUT, input, AssignmentHolderType.class);
return variables;
}
@SuppressWarnings("SimplifiableIfStatement")
private boolean matches(AssignmentType existingAssignment, UnassignParameters parameters, ObjectFilter resolvedFilter)
throws SchemaException {
ObjectReferenceType targetRef = existingAssignment.getTargetRef();
if (targetRef != null && matchesOid(targetRef.getOid(), parameters.dynamicRoleRefs)
&& matchesRelation(targetRef.getRelation(), parameters.dynamicRelations)) {
return true;
}
ConstructionType construction = existingAssignment.getConstruction();
if (construction != null && construction.getResourceRef() != null
&& matchesOid(construction.getResourceRef().getOid(), parameters.dynamicResourceRefs)) {
return true;
}
return resolvedFilter != null && resolvedFilter.match(existingAssignment.asPrismContainerValue(), matchingRuleRegistry);
}
private boolean matchesOid(String existingOid, Collection<ObjectReferenceType> refsToUnassign) {
return existingOid != null &&
refsToUnassign.stream()
.anyMatch(ref -> existingOid.equals(ref.getOid()));
}
private boolean matchesRelation(QName existingRelation, Collection<QName> relationsToUnassign) {
return relationsToUnassign.stream()
.anyMatch(relationToUnassign -> prismContext.relationMatches(relationToUnassign, existingRelation));
}
@Override
protected String getActionName() {
return NAME;
}
}