/
UnassignExecutor.java
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/
UnassignExecutor.java
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/*
* Copyright (c) 2010-2019 Evolveum
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.evolveum.midpoint.model.impl.scripting.actions;
import com.evolveum.midpoint.model.api.ModelExecuteOptions;
import com.evolveum.midpoint.model.api.PipelineItem;
import com.evolveum.midpoint.model.api.ScriptExecutionException;
import com.evolveum.midpoint.model.impl.scripting.ExecutionContext;
import com.evolveum.midpoint.model.impl.scripting.PipelineData;
import com.evolveum.midpoint.prism.PrismObject;
import com.evolveum.midpoint.prism.PrismObjectValue;
import com.evolveum.midpoint.prism.PrismValue;
import com.evolveum.midpoint.prism.delta.ObjectDelta;
import com.evolveum.midpoint.schema.constants.SchemaConstants;
import com.evolveum.midpoint.schema.result.OperationResult;
import com.evolveum.midpoint.schema.util.MiscSchemaUtil;
import com.evolveum.midpoint.util.QNameUtil;
import com.evolveum.midpoint.util.exception.CommonException;
import com.evolveum.midpoint.util.exception.SchemaException;
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.ActionParameterValueType;
import org.apache.commons.collections4.CollectionUtils;
import org.springframework.stereotype.Component;
import javax.annotation.PostConstruct;
import javax.xml.namespace.QName;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
/**
*
*/
@Component
public class UnassignExecutor extends BaseActionExecutor {
private static final Trace LOGGER = TraceManager.getTrace(UnassignExecutor.class);
private static final String NAME = "unassign";
private static final String PARAM_RESOURCE = "resource";
private static final String PARAM_ROLE = "role";
private static final String PARAM_RELATION = "relation";
@PostConstruct
public void init() {
scriptingExpressionEvaluator.registerActionExecutor(NAME, this);
}
@Override
public PipelineData execute(ActionExpressionType expression, PipelineData input, ExecutionContext context, OperationResult globalResult) throws ScriptExecutionException {
ModelExecuteOptions executionOptions = getOptions(expression, input, context, globalResult);
boolean dryRun = getParamDryRun(expression, input, context, globalResult);
ActionParameterValueType resourceParameterValue = expressionHelper.getArgument(expression.getParameter(), PARAM_RESOURCE, false, false, NAME);
ActionParameterValueType roleParameterValue = expressionHelper.getArgument(expression.getParameter(), PARAM_ROLE, false, false, NAME);
Collection<String> relations = expressionHelper.getArgumentValues(expression.getParameter(), PARAM_RELATION, false, false, NAME, input, context, String.class, globalResult);
Collection<ObjectReferenceType> resources;
try {
if (resourceParameterValue != null) {
PipelineData data = expressionHelper
.evaluateParameter(resourceParameterValue, null, input, context, globalResult);
resources = data.getDataAsReferences(ResourceType.COMPLEX_TYPE, ResourceType.class, context, globalResult);
} else {
resources = null;
}
} catch (CommonException e) {
throw new ScriptExecutionException("Couldn't evaluate '" + PARAM_RESOURCE + "' parameter of a scripting expression: " + e.getMessage(), e);
}
Collection<ObjectReferenceType> roles;
try {
if (roleParameterValue != null) {
PipelineData data = expressionHelper.evaluateParameter(roleParameterValue, null, input, context, globalResult);
roles = data.getDataAsReferences(RoleType.COMPLEX_TYPE, AbstractRoleType.class, context, globalResult); // if somebody wants to assign Org, he has to use full reference value (including object type)
} else {
roles = null;
}
} catch (CommonException e) {
throw new ScriptExecutionException("Couldn't evaluate '" + PARAM_ROLE + "' parameter of a scripting expression: " + e.getMessage(), e);
}
if (resources == null && roles == null) {
throw new ScriptExecutionException("Nothing to assign: neither resource nor role specified");
}
if (CollectionUtils.isEmpty(resources) && CollectionUtils.isEmpty(roles)) {
LOGGER.warn("No resources and no roles to unassign in a scripting expression");
context.println("Warning: no resources and no roles to unassign"); // TODO some better handling?
return input;
}
for (PipelineItem item : input.getData()) {
PrismValue value = item.getValue();
OperationResult result = operationsHelper.createActionResult(item, this, context, globalResult);
context.checkTaskStop();
if (value instanceof PrismObjectValue && ((PrismObjectValue) value).asObjectable() instanceof FocusType) {
@SuppressWarnings({"unchecked", "raw"})
PrismObject<? extends ObjectType> prismObject = ((PrismObjectValue) value).asPrismObject();
FocusType objectType = (FocusType) prismObject.asObjectable();
long started = operationsHelper.recordStart(context, objectType);
Throwable exception = null;
try {
operationsHelper.applyDelta(createDelta(objectType, resources, roles, relations), executionOptions, dryRun, context, result);
operationsHelper.recordEnd(context, objectType, started, null);
} catch (Throwable ex) {
operationsHelper.recordEnd(context, objectType, started, ex);
exception = processActionException(ex, NAME, value, context);
}
context.println((exception != null ? "Attempted to modify " : "Modified ") + prismObject.toString() + optionsSuffix(executionOptions, dryRun) + exceptionSuffix(exception));
} else {
//noinspection ThrowableNotThrown
processActionException(new ScriptExecutionException("Item is not a PrismObject of AssignmentHolderType"), NAME, value, context);
}
operationsHelper.trimAndCloneResult(result, globalResult, context);
}
return input; // TODO updated objects?
}
private ObjectDelta<? extends ObjectType> createDelta(FocusType object, Collection<ObjectReferenceType> resources, Collection<ObjectReferenceType> roles, Collection<String> relations) throws ScriptExecutionException {
if (relations == null || relations.isEmpty()) {
QName defaultRelation = prismContext.getDefaultRelation() != null ?
prismContext.getDefaultRelation() : SchemaConstants.ORG_DEFAULT;
relations = Collections.singletonList(QNameUtil.qNameToUri(defaultRelation));
}
List<AssignmentType> assignmentsForDelete = new ArrayList<>();
List<AssignmentType> oldAssignments = object.getAssignment();
for (AssignmentType oldAssignment : oldAssignments) {
ObjectReferenceType targetRef = oldAssignment.getTargetRef();
if (targetRef != null) {
if (roles != null) {
outerloop:
for (ObjectReferenceType roleRef : roles) {
if (targetRef.getOid() != null && targetRef.getOid().equals(roleRef.getOid())) {
for (String relationQuery : relations) {
if (MiscSchemaUtil.compareRelation(QNameUtil.uriToQName(relationQuery, true), targetRef.getRelation())) {
assignmentsForDelete.add(oldAssignment.clone());
break outerloop;
}
}
}
}
}
} else if (oldAssignment.getConstruction() != null) {
if (resources != null) {
for (ObjectReferenceType resourceRef : resources) {
if (oldAssignment.getConstruction().getResourceRef() != null &&
oldAssignment.getConstruction().getResourceRef().getOid() != null &&
oldAssignment.getConstruction().getResourceRef().getOid().equals(resourceRef.getOid())) {
assignmentsForDelete.add(oldAssignment.clone());
break;
}
}
}
}
}
// ObjectDelta<? extends ObjectType> delta;
ObjectDelta<? extends ObjectType> delta = ObjectDelta.createEmptyModifyDelta(object.getClass(), object.getOid(), prismContext);
try {
delta.addModificationDeleteContainer(FocusType.F_ASSIGNMENT, assignmentsForDelete.toArray(new AssignmentType[0]));
// delta = prismContext.deltaFor(object.getClass())
// .item(new ItemPath(FocusType.F_ASSIGNMENT))
// .deleteRealValues(assignmentsForDelete)
// .asObjectDelta(object.getOid());
} catch (SchemaException e) {
throw new ScriptExecutionException("Couldn't prepare modification to delete resource/role assignments", e);
}
return delta;
}
}