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SynchronizationUtils.java
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SynchronizationUtils.java
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/*
* Copyright (c) 2010-2018 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.common;
import java.util.ArrayList;
import java.util.List;
import javax.xml.datatype.XMLGregorianCalendar;
import javax.xml.namespace.QName;
import com.evolveum.midpoint.prism.PrismContext;
import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.lang.StringUtils;
import com.evolveum.midpoint.common.refinery.RefinedResourceSchema;
import com.evolveum.midpoint.common.refinery.RefinedResourceSchemaImpl;
import com.evolveum.midpoint.prism.PrismObject;
import com.evolveum.midpoint.prism.delta.PropertyDelta;
import com.evolveum.midpoint.prism.delta.builder.S_MaybeDelete;
import com.evolveum.midpoint.prism.xml.XmlTypeConverter;
import com.evolveum.midpoint.schema.constants.SchemaConstants;
import com.evolveum.midpoint.schema.processor.ObjectClassComplexTypeDefinition;
import com.evolveum.midpoint.schema.util.MiscSchemaUtil;
import com.evolveum.midpoint.util.QNameUtil;
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.ObjectSynchronizationType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ResourceType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ShadowKindType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ShadowType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.SynchronizationSituationDescriptionType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.SynchronizationSituationType;
public class SynchronizationUtils {
private static final Trace LOGGER = TraceManager.getTrace(SynchronizationUtils.class);
private static PropertyDelta<SynchronizationSituationType> createSynchronizationSituationDelta(
PrismObject<ShadowType> shadow, SynchronizationSituationType situation,
PrismContext prismContext) {
if (situation == null) {
SynchronizationSituationType oldValue = shadow.asObjectable().getSynchronizationSituation();
return prismContext.deltaFactory().property().createModificationDeleteProperty(ShadowType.F_SYNCHRONIZATION_SITUATION, shadow.getDefinition(), oldValue);
}
return prismContext.deltaFactory().property().createModificationReplaceProperty(ShadowType.F_SYNCHRONIZATION_SITUATION, shadow.getDefinition(), situation);
}
private static PropertyDelta<XMLGregorianCalendar> createSynchronizationTimestampDelta(PrismObject<ShadowType> object,
QName propName, XMLGregorianCalendar timestamp, PrismContext prismContext) {
PropertyDelta<XMLGregorianCalendar> syncSituationDelta = prismContext.deltaFactory().property()
.createReplaceDelta(object.getDefinition(), propName, timestamp);
return syncSituationDelta;
}
public static List<PropertyDelta<?>> createSynchronizationSituationAndDescriptionDelta(PrismObject<ShadowType> shadow,
SynchronizationSituationType situation, String sourceChannel, boolean full, XMLGregorianCalendar timestamp,
PrismContext prismContext) throws SchemaException {
List<PropertyDelta<?>> propertyDeltas = new ArrayList<>();
PropertyDelta<SynchronizationSituationDescriptionType> syncDescriptionDelta = createSynchronizationSituationDescriptionDelta(shadow, situation,
timestamp, sourceChannel, full, prismContext);
propertyDeltas.add(syncDescriptionDelta);
propertyDeltas.addAll(createSynchronizationTimestampsDelta(shadow, timestamp, full, prismContext));
PropertyDelta<SynchronizationSituationType> syncSituationDelta = createSynchronizationSituationDelta(shadow, situation, prismContext);
propertyDeltas.add(syncSituationDelta);
return propertyDeltas;
}
private static PropertyDelta<SynchronizationSituationDescriptionType> createSynchronizationSituationDescriptionDelta(
PrismObject<ShadowType> shadow,
SynchronizationSituationType situation, XMLGregorianCalendar timestamp, String sourceChannel,
boolean full, PrismContext prismContext) throws SchemaException {
SynchronizationSituationDescriptionType syncSituationDescription = new SynchronizationSituationDescriptionType();
syncSituationDescription.setSituation(situation);
syncSituationDescription.setChannel(sourceChannel);
syncSituationDescription.setTimestamp(timestamp);
syncSituationDescription.setFull(full);
S_MaybeDelete builder = prismContext.deltaFor(ShadowType.class)
.item(ShadowType.F_SYNCHRONIZATION_SITUATION_DESCRIPTION).add(syncSituationDescription);
List<SynchronizationSituationDescriptionType> oldSituationDescriptions = getSituationFromSameChannel(
shadow, sourceChannel);
if (CollectionUtils.isNotEmpty(oldSituationDescriptions)) {
builder.deleteRealValues(oldSituationDescriptions);
}
return (PropertyDelta<SynchronizationSituationDescriptionType>) builder.asItemDelta();
}
public static List<PropertyDelta<?>> createSynchronizationTimestampsDelta(
PrismObject<ShadowType> shadow, PrismContext prismContext) {
XMLGregorianCalendar timestamp = XmlTypeConverter
.createXMLGregorianCalendar(System.currentTimeMillis());
return createSynchronizationTimestampsDelta(shadow, timestamp, true, prismContext);
}
private static List<PropertyDelta<?>> createSynchronizationTimestampsDelta(PrismObject<ShadowType> shadow,
XMLGregorianCalendar timestamp, boolean full, PrismContext prismContext) {
List<PropertyDelta<?>> deltas = new ArrayList<>();
PropertyDelta<XMLGregorianCalendar> timestampDelta = createSynchronizationTimestampDelta(shadow,
ShadowType.F_SYNCHRONIZATION_TIMESTAMP, timestamp, prismContext);
deltas.add(timestampDelta);
if (full) {
timestampDelta = createSynchronizationTimestampDelta(shadow,
ShadowType.F_FULL_SYNCHRONIZATION_TIMESTAMP, timestamp, prismContext);
deltas.add(timestampDelta);
}
return deltas;
}
private static List<SynchronizationSituationDescriptionType> getSituationFromSameChannel(
PrismObject<ShadowType> shadow, String channel) {
List<SynchronizationSituationDescriptionType> syncSituationDescriptions = shadow.asObjectable().getSynchronizationSituationDescription();
List<SynchronizationSituationDescriptionType> valuesToDelete = new ArrayList<>();
if (CollectionUtils.isEmpty(syncSituationDescriptions)) {
return null;
}
for (SynchronizationSituationDescriptionType syncSituationDescription : syncSituationDescriptions) {
if (StringUtils.isEmpty(syncSituationDescription.getChannel()) && StringUtils.isEmpty(channel)) {
valuesToDelete.add(syncSituationDescription);
continue;
}
if ((StringUtils.isEmpty(syncSituationDescription.getChannel()) && channel != null)
|| (StringUtils.isEmpty(channel) && syncSituationDescription.getChannel() != null)) {
continue;
}
if (syncSituationDescription.getChannel().equals(channel)) {
valuesToDelete.add(syncSituationDescription);
continue;
}
}
return valuesToDelete;
}
public static boolean isPolicyApplicable(QName objectClass, ShadowKindType kind, String intent, ObjectSynchronizationType synchronizationPolicy, PrismObject<ResourceType> resource, boolean strictIntent) throws SchemaException {
List<QName> policyObjectClasses = synchronizationPolicy.getObjectClass();
//check objectClass if match
if (CollectionUtils.isNotEmpty(policyObjectClasses) && objectClass != null) {
if (!QNameUtil.matchAny(objectClass, policyObjectClasses)) {
return false;
}
}
RefinedResourceSchema schema = RefinedResourceSchemaImpl.getRefinedSchema(resource);
if (schema == null) {
throw new SchemaException("No schema defined in resource. Possible configuration problem?");
}
ShadowKindType policyKind = synchronizationPolicy.getKind();
if (policyKind == null) {
policyKind = ShadowKindType.ACCOUNT;
}
String policyIntent = synchronizationPolicy.getIntent();
ObjectClassComplexTypeDefinition policyObjectClass = null;
if (StringUtils.isEmpty(policyIntent)) {
policyObjectClass = schema.findDefaultObjectClassDefinition(policyKind);
policyIntent = policyObjectClass.getIntent();
} else {
policyObjectClass = schema.findObjectClassDefinition(policyKind, policyIntent);
}
// re-check objctClass if wasn't defined
if (objectClass != null && !QNameUtil.match(objectClass, policyObjectClass.getTypeName())) {
return false;
}
// kind
LOGGER.trace("Comparing kinds, policy kind: {}, current kind: {}", policyKind, kind);
if (kind != null && kind != ShadowKindType.UNKNOWN && !policyKind.equals(kind)) {
LOGGER.trace("Kinds don't match, skipping policy {}", synchronizationPolicy);
return false;
}
// intent
// TODO is the intent always present in shadow at this time? [med]
LOGGER.trace("Comparing intents, policy intent: {}, current intent: {}", policyIntent, intent);
if (!strictIntent) {
if (intent != null && !SchemaConstants.INTENT_UNKNOWN.equals(intent) && !MiscSchemaUtil.equalsIntent(intent, policyIntent)) {
LOGGER.trace("Intents don't match, skipping policy {}", synchronizationPolicy);
return false;
}
} else {
if (!MiscSchemaUtil.equalsIntent(intent, policyIntent)) {
LOGGER.trace("Intents don't match, skipping policy {}", synchronizationPolicy);
return false;
}
}
return true;
}
public static boolean isPolicyApplicable(QName objectClass, ShadowKindType kind, String intent, ObjectSynchronizationType synchronizationPolicy, PrismObject<ResourceType> resource) throws SchemaException{
return isPolicyApplicable(objectClass, kind, intent, synchronizationPolicy, resource, false);
}
}