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MappingImpl.java
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MappingImpl.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.model.common.mapping;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import javax.xml.datatype.DatatypeConstants;
import javax.xml.datatype.Duration;
import javax.xml.datatype.XMLGregorianCalendar;
import javax.xml.namespace.QName;
import com.evolveum.midpoint.prism.*;
import com.evolveum.midpoint.schema.SchemaConstantsGenerated;
import com.evolveum.midpoint.schema.constants.ExpressionConstants;
import com.evolveum.midpoint.xml.ns._public.common.common_3.*;
import com.evolveum.prism.xml.ns._public.types_3.ItemPathType;
import org.jetbrains.annotations.NotNull;
import org.w3c.dom.Element;
import com.evolveum.midpoint.common.filter.Filter;
import com.evolveum.midpoint.common.filter.FilterManager;
import com.evolveum.midpoint.common.refinery.RefinedObjectClassDefinition;
import com.evolveum.midpoint.model.api.context.Mapping;
import com.evolveum.midpoint.prism.delta.PrismValueDeltaSetTriple;
import com.evolveum.midpoint.prism.delta.ItemDelta;
import com.evolveum.midpoint.prism.path.ItemPath;
import com.evolveum.midpoint.repo.common.ObjectResolver;
import com.evolveum.midpoint.repo.common.expression.Expression;
import com.evolveum.midpoint.repo.common.expression.ExpressionEvaluationContext;
import com.evolveum.midpoint.repo.common.expression.ExpressionFactory;
import com.evolveum.midpoint.repo.common.expression.ExpressionUtil;
import com.evolveum.midpoint.repo.common.expression.ExpressionVariables;
import com.evolveum.midpoint.repo.common.expression.ItemDeltaItem;
import com.evolveum.midpoint.repo.common.expression.ObjectDeltaObject;
import com.evolveum.midpoint.repo.common.expression.Source;
import com.evolveum.midpoint.repo.common.expression.ValuePolicyResolver;
import com.evolveum.midpoint.repo.common.expression.ValueSetDefinition;
import com.evolveum.midpoint.repo.common.expression.VariableProducer;
import com.evolveum.midpoint.schema.internals.InternalsConfig;
import com.evolveum.midpoint.schema.result.OperationResult;
import com.evolveum.midpoint.schema.util.SchemaDebugUtil;
import com.evolveum.midpoint.security.api.SecurityContextManager;
import com.evolveum.midpoint.task.api.Task;
import com.evolveum.midpoint.util.DOMUtil;
import com.evolveum.midpoint.util.DebugDumpable;
import com.evolveum.midpoint.util.DebugUtil;
import com.evolveum.midpoint.util.MiscUtil;
import com.evolveum.midpoint.util.exception.CommunicationException;
import com.evolveum.midpoint.util.exception.ConfigurationException;
import com.evolveum.midpoint.util.exception.ExpressionEvaluationException;
import com.evolveum.midpoint.util.exception.ObjectNotFoundException;
import com.evolveum.midpoint.util.exception.SchemaException;
import com.evolveum.midpoint.util.exception.SecurityViolationException;
import com.evolveum.midpoint.util.exception.TunnelException;
import com.evolveum.midpoint.util.logging.Trace;
import com.evolveum.midpoint.util.logging.TraceManager;
/**
*
* Mapping is non-recyclable single-use object. Once evaluated it should not be evaluated again. It will retain its original
* inputs and outputs that can be read again and again. But these should not be changed after evaluation.
*
* Configuration properties are unmodifiable. They are to be set via Mapping.Builder.
*
* @author Radovan Semancik
*
*/
public class MappingImpl<V extends PrismValue,D extends ItemDefinition> implements Mapping<V,D>, DebugDumpable, PrismValueDeltaSetTripleProducer<V, D> {
// configuration properties (unmodifiable)
private final MappingType mappingType;
private final ExpressionFactory expressionFactory;
private final ExpressionVariables variables;
private final ObjectDeltaObject<?> sourceContext;
private final Collection<Source<?,?>> sources;
private final Source<?,?> defaultSource;
private final PrismObjectDefinition<?> targetContext;
private final ItemPath defaultTargetPath;
private final D defaultTargetDefinition;
private final Collection<V> originalTargetValues;
private final ObjectResolver objectResolver;
private final SecurityContextManager securityContextManager; // in order to get c:actor variable
private final OriginType originType;
private final ObjectType originObject;
private final FilterManager<Filter> filterManager;
private final ValuePolicyResolver stringPolicyResolver;
private final boolean conditionMaskOld;
private final boolean conditionMaskNew;
private final XMLGregorianCalendar defaultReferenceTime;
private final XMLGregorianCalendar now;
private final boolean profiling;
private final String contextDescription;
private final QName mappingQName; // This is sometimes used to identify the element that mapping produces
// if it is different from itemName. E.g. this happens with associations.
private final RefinedObjectClassDefinition refinedObjectClassDefinition;
// working and output properties
private D outputDefinition;
private ItemPath outputPath;
private MappingEvaluationState state = MappingEvaluationState.UNINITIALIZED;
private PrismValueDeltaSetTriple<V> outputTriple;
private PrismValueDeltaSetTriple<PrismPropertyValue<Boolean>> conditionOutputTriple;
private Boolean timeConstraintValid = null;
private XMLGregorianCalendar nextRecomputeTime = null;
private Long evaluationStartTime = null;
private Long evaluationEndTime = null;
private String mappingContextDescription = null;
private VariableProducer variableProducer;
// This is single-use only. Once evaluated it is not used any more
// it is remembered only for tracing purposes.
private Expression<V,D> expression;
private static final Trace LOGGER = TraceManager.getTrace(MappingImpl.class);
private MappingImpl(Builder<V,D> builder) {
expressionFactory = builder.expressionFactory;
variables = builder.variables;
mappingType = builder.mappingType;
objectResolver = builder.objectResolver;
securityContextManager = builder.securityContextManager;
defaultSource = builder.defaultSource;
defaultTargetDefinition = builder.defaultTargetDefinition;
defaultTargetPath = builder.defaultTargetPath;
originalTargetValues = builder.originalTargetValues;
sourceContext = builder.sourceContext;
targetContext = builder.targetContext;
sources = builder.sources;
originType = builder.originType;
originObject = builder.originObject;
filterManager = builder.filterManager;
stringPolicyResolver = builder.valuePolicyResolver;
variableProducer = builder.variableProducer;
conditionMaskOld = builder.conditionMaskOld;
conditionMaskNew = builder.conditionMaskNew;
defaultReferenceTime = builder.defaultReferenceTime;
profiling = builder.profiling;
contextDescription = builder.contextDescription;
mappingQName = builder.mappingQName;
refinedObjectClassDefinition = builder.refinedObjectClassDefinition;
now = builder.now;
}
public ObjectResolver getObjectResolver() {
return objectResolver;
}
public QName getItemName() {
if (outputDefinition != null) {
return outputDefinition.getName();
}
return null;
}
@SuppressWarnings("unused")
public OriginType getOriginType() {
return originType;
}
public ObjectType getOriginObject() {
return originObject;
}
public Source<?,?> getDefaultSource() {
return defaultSource;
}
@SuppressWarnings("unused")
public D getDefaultTargetDefinition() {
return defaultTargetDefinition;
}
@SuppressWarnings("unused")
public ItemPath getDefaultTargetPath() {
return defaultTargetPath;
}
public ObjectDeltaObject<?> getSourceContext() {
return sourceContext;
}
public PrismObjectDefinition<?> getTargetContext() {
return targetContext;
}
public String getContextDescription() {
return contextDescription;
}
public String getMappingContextDescription() {
if (mappingContextDescription == null) {
StringBuilder sb = new StringBuilder("mapping ");
if (mappingType.getName() != null) {
sb.append("'").append(mappingType.getName()).append("' ");
}
sb.append("in ");
sb.append(contextDescription);
mappingContextDescription = sb.toString();
}
return mappingContextDescription;
}
public MappingType getMappingType() {
return mappingType;
}
@Override
public boolean isSourceless() {
return sources.isEmpty();
}
public MappingStrengthType getStrength() {
return getStrength(mappingType);
}
public static MappingStrengthType getStrength(MappingType mappingType) {
if (mappingType == null) {
return MappingStrengthType.NORMAL;
}
MappingStrengthType value = mappingType.getStrength();
if (value == null) {
value = MappingStrengthType.NORMAL;
}
return value;
}
public boolean isAuthoritative() {
if (mappingType == null) {
return true;
}
Boolean value = mappingType.isAuthoritative();
if (value == null) {
value = true;
}
return value;
}
public boolean isExclusive() {
if (mappingType == null) {
return false;
}
Boolean value = mappingType.isExclusive();
if (value == null) {
value = false;
}
return value;
}
public Boolean isTolerant() {
if (mappingType == null) {
return null;
}
return mappingType.isTolerant();
}
public boolean hasTargetRange() {
return mappingType.getTarget().getSet() != null || mappingType.getRange() != null;
}
@SuppressWarnings("unused")
public boolean isConditionMaskOld() {
return conditionMaskOld;
}
@SuppressWarnings("unused")
public boolean isConditionMaskNew() {
return conditionMaskNew;
}
private PrismContext getPrismContext() {
return outputDefinition.getPrismContext();
}
@SuppressWarnings("unused")
public FilterManager<Filter> getFilterManager() {
return filterManager;
}
@SuppressWarnings("unused")
public ValuePolicyResolver getStringPolicyResolver() {
return stringPolicyResolver;
}
@SuppressWarnings("unused")
public boolean isApplicableToChannel(String channelUri) {
return isApplicableToChannel(mappingType, channelUri);
}
public static boolean isApplicableToChannel(MappingType mappingType, String channelUri) {
List<String> exceptChannel = mappingType.getExceptChannel();
if (exceptChannel != null && !exceptChannel.isEmpty()){
return !exceptChannel.contains(channelUri);
}
List<String> applicableChannels = mappingType.getChannel();
if (applicableChannels == null || applicableChannels.isEmpty()) {
return true;
}
return applicableChannels.contains(channelUri);
}
public XMLGregorianCalendar getNow() {
return now;
}
@SuppressWarnings("unused")
public XMLGregorianCalendar getDefaultReferenceTime() {
return defaultReferenceTime;
}
public XMLGregorianCalendar getNextRecomputeTime() {
return nextRecomputeTime;
}
public boolean isProfiling() {
return profiling;
}
@SuppressWarnings("unused")
public Long getEvaluationStartTime() {
return evaluationStartTime;
}
@SuppressWarnings("unused")
public Long getEvaluationEndTime() {
return evaluationEndTime;
}
public Long getEtime() {
if (evaluationStartTime == null || evaluationEndTime == null) {
return null;
}
return evaluationEndTime - evaluationStartTime;
}
/* (non-Javadoc)
* @see com.evolveum.midpoint.model.common.mapping.PrismValueDeltaSetTripleProducer#getMappingQName()
*/
@Override
public QName getMappingQName() {
return mappingQName;
}
public RefinedObjectClassDefinition getRefinedObjectClassDefinition() {
return refinedObjectClassDefinition;
}
// TODO: rename to evaluateAll
public void evaluate(Task task, OperationResult parentResult) throws ExpressionEvaluationException, ObjectNotFoundException, SchemaException, SecurityViolationException, ConfigurationException, CommunicationException {
prepare(task, parentResult);
// if (!isActivated()) {
// outputTriple = null;
// LOGGER.debug("Skipping evaluation of mapping {} in {} because it is not activated",
// mappingType.getName() == null?null:mappingType.getName(), contextDescription);
// return;
// }
evaluateBody(task, parentResult);
}
/**
* Prepare mapping for evaluation. Parse the values
* After this call it can checked if a mapping is activated
* (i.e. if the input changes will "trigger" the mapping).
*/
public void prepare(Task task, OperationResult parentResult)
throws SchemaException, ObjectNotFoundException, ExpressionEvaluationException, SecurityViolationException,
ConfigurationException, CommunicationException {
OperationResult result = parentResult.createMinorSubresult(MappingImpl.class.getName()+".prepare");
assertState(MappingEvaluationState.UNINITIALIZED);
try {
parseSources(task, result);
parseTarget();
if (outputPath != null && outputDefinition == null) {
throw new IllegalArgumentException("No output definition, cannot evaluate "+getMappingContextDescription());
}
} catch (ExpressionEvaluationException | ObjectNotFoundException | RuntimeException | SchemaException |
CommunicationException | SecurityViolationException | ConfigurationException | Error e) {
result.recordFatalError(e);
throw e;
}
transitionState(MappingEvaluationState.PREPARED);
result.recordSuccess();
}
public boolean isActivated() {
// TODO
// return isActivated;
return sourcesChanged();
}
// TODO: rename to evaluate
public void evaluateBody(Task task, OperationResult parentResult) throws ExpressionEvaluationException, ObjectNotFoundException, SchemaException, SecurityViolationException, ConfigurationException, CommunicationException {
assertState(MappingEvaluationState.PREPARED);
OperationResult result = parentResult.createMinorSubresult(MappingImpl.class.getName()+".evaluate");
traceEvaluationStart();
try {
// We may need to re-parse the sources here
evaluateTimeConstraintValid(task, result);
if (!timeConstraintValid) {
outputTriple = null;
result.recordNotApplicableIfUnknown();
traceDeferred();
return;
}
evaluateCondition(task, result);
boolean conditionOutputOld = computeConditionResult(conditionOutputTriple.getNonPositiveValues());
boolean conditionResultOld = conditionOutputOld && conditionMaskOld;
boolean conditionOutputNew = computeConditionResult(conditionOutputTriple.getNonNegativeValues());
boolean conditionResultNew = conditionOutputNew && conditionMaskNew;
if (!conditionResultOld && !conditionResultNew) {
outputTriple = null;
transitionState(MappingEvaluationState.EVALUATED);
result.recordNotApplicableIfUnknown();
traceNotApplicable("condition is false");
return;
}
// TODO: input filter
evaluateExpression(task, result, conditionResultOld, conditionResultNew);
fixDefinition();
recomputeValues();
setOrigin();
// TODO: output filter
checkRange(task, result);
transitionState(MappingEvaluationState.EVALUATED);
result.recordSuccess();
traceSuccess(conditionResultOld, conditionResultNew);
} catch (Throwable e) {
result.recordFatalError(e);
traceFailure(e);
throw e;
}
}
private void checkRange(Task task, OperationResult result)
throws ExpressionEvaluationException, ObjectNotFoundException, SchemaException, CommunicationException, ConfigurationException, SecurityViolationException {
VariableBindingDefinitionType target = mappingType.getTarget();
if (target != null && target.getSet() != null) {
checkRangeTarget(task, result);
}
if (mappingType.getRange() != null) {
checkRangeLegacy(task, result);
}
}
private void checkRangeTarget(Task task, OperationResult result)
throws ExpressionEvaluationException, ObjectNotFoundException, SchemaException, CommunicationException, ConfigurationException, SecurityViolationException {
QName name = outputPath.lastNamed().getName();
if (originalTargetValues == null) {
throw new IllegalStateException("Couldn't check range for mapping in " + contextDescription + ", as original target values are not known.");
}
ValueSetDefinitionType rangetSetDefType = mappingType.getTarget().getSet();
ValueSetDefinition setDef = new ValueSetDefinition(rangetSetDefType, name, "range of "+name.getLocalPart()+" in "+getMappingContextDescription(), task, result);
setDef.init(expressionFactory);
setDef.setAdditionalVariables(variables);
for (V originalValue : originalTargetValues) {
if (!setDef.contains(originalValue)) {
continue;
}
addToMinusIfNecessary(originalValue);
}
}
@SuppressWarnings("unchecked")
private void addToMinusIfNecessary(V originalValue) {
if (outputTriple != null && (outputTriple.presentInPlusSet(originalValue) || outputTriple.presentInZeroSet(originalValue))) {
return;
}
// remove it!
if (outputTriple == null) {
outputTriple = new PrismValueDeltaSetTriple<>();
}
LOGGER.trace("Original value is in the mapping range (while not in mapping result), adding it to minus set: {}", originalValue);
outputTriple.addToMinusSet((V)originalValue.clone());
}
private void checkRangeLegacy(Task task, OperationResult result)
throws ExpressionEvaluationException, ObjectNotFoundException, SchemaException, CommunicationException, ConfigurationException, SecurityViolationException {
if (originalTargetValues == null) {
throw new IllegalStateException("Couldn't check range for mapping in " + contextDescription + ", as original target values are not known.");
}
for (V originalValue : originalTargetValues) {
if (!isInRange(originalValue, task, result)) {
continue;
}
addToMinusIfNecessary(originalValue);
}
}
private boolean isInRange(V value, Task task, OperationResult result) throws ExpressionEvaluationException, ObjectNotFoundException, SchemaException, CommunicationException, ConfigurationException, SecurityViolationException {
@NotNull ValueSetSpecificationType range = mappingType.getRange();
if (range.getIsInSetExpression() == null) {
return false;
}
ExpressionVariables variables = new ExpressionVariables();
variables.addVariableDefinitions(this.variables); // TODO is this ok?
if (value instanceof PrismContainerValue) {
// artificially create parent for PCV in order to pass it to expression
PrismContainer.createParentIfNeeded((PrismContainerValue) value, outputDefinition);
}
variables.addVariableDefinition(ExpressionConstants.VAR_VALUE, value);
PrismPropertyDefinition<Boolean> outputDef = new PrismPropertyDefinitionImpl<>(SchemaConstantsGenerated.C_VALUE, DOMUtil.XSD_BOOLEAN, getPrismContext(), null, false);
PrismPropertyValue<Boolean> rv = ExpressionUtil.evaluateExpression(variables, outputDef, range.getIsInSetExpression(), expressionFactory, "isInSet expression in " + contextDescription, task, result);
// but now remove the parent! TODO: PM: why???
// if (value.getParent() != null) {
// value.setParent(null);
// }
return rv != null && rv.getValue() != null ? rv.getValue() : Boolean.FALSE;
}
@SuppressWarnings("unused") // todo is this externally used?
public boolean isSatisfyCondition() {
boolean conditionOutputOld = computeConditionResult(conditionOutputTriple.getNonPositiveValues());
boolean conditionResultOld = conditionOutputOld && conditionMaskOld;
boolean conditionOutputNew = computeConditionResult(conditionOutputTriple.getNonNegativeValues());
boolean conditionResultNew = conditionOutputNew && conditionMaskNew;
return (conditionResultOld || conditionResultNew);
}
public PrismValueDeltaSetTriple<PrismPropertyValue<Boolean>> getConditionOutputTriple() {
return conditionOutputTriple;
}
private void traceEvaluationStart() {
if (profiling) {
evaluationStartTime = System.currentTimeMillis();
}
}
private void traceEvaluationEnd() {
if (profiling) {
evaluationEndTime = System.currentTimeMillis();
}
}
private void traceSuccess(boolean conditionResultOld, boolean conditionResultNew) {
traceEvaluationEnd();
if (!isTrace()) {
return;
}
StringBuilder sb = new StringBuilder();
sb.append("Mapping trace:\n");
appendTraceHeader(sb);
sb.append("\nCondition: ").append(conditionResultOld).append(" -> ").append(conditionResultNew);
if (nextRecomputeTime != null) {
sb.append("\nNext recompute: ");
sb.append(nextRecomputeTime);
}
sb.append("\nResult: ");
if (outputTriple == null) {
sb.append("null");
} else {
sb.append(outputTriple.toHumanReadableString());
}
if (profiling) {
sb.append("\nEtime: ");
sb.append(getEtime());
sb.append(" ms");
}
appendTraceFooter(sb);
trace(sb.toString());
}
private void traceDeferred() {
traceEvaluationEnd();
if (!isTrace()) {
return;
}
StringBuilder sb = new StringBuilder();
sb.append("Mapping trace:\n");
appendTraceHeader(sb);
sb.append("\nEvaluation DEFERRED to: ");
if (nextRecomputeTime == null) {
sb.append("null");
} else {
sb.append(nextRecomputeTime);
}
if (profiling) {
sb.append("\nEtime: ");
sb.append(getEtime());
sb.append(" ms");
}
appendTraceFooter(sb);
trace(sb.toString());
}
@SuppressWarnings("SameParameterValue")
private void traceNotApplicable(String reason) {
traceEvaluationEnd();
if (!isTrace()) {
return;
}
StringBuilder sb = new StringBuilder();
sb.append("Mapping trace:\n");
appendTraceHeader(sb);
sb.append("\nEvaluation is NOT APPLICABLE because ").append(reason);
if (profiling) {
sb.append("\nEtime: ");
sb.append(getEtime());
sb.append(" ms");
}
appendTraceFooter(sb);
trace(sb.toString());
}
private void traceFailure(Throwable e) {
LOGGER.error("Error evaluating {}: {}-{}", getMappingContextDescription(), e.getMessage(), e);
traceEvaluationEnd();
if (!isTrace()) {
return;
}
StringBuilder sb = new StringBuilder();
sb.append("Mapping FAILURE:\n");
appendTraceHeader(sb);
sb.append("\nERROR: ").append(e.getClass().getSimpleName()).append(": ").append(e.getMessage());
if (profiling) {
sb.append("\nEtime: ");
sb.append(getEtime());
sb.append(" ms");
}
appendTraceFooter(sb);
trace(sb.toString());
}
@SuppressWarnings("BooleanMethodIsAlwaysInverted")
private boolean isTrace() {
return LOGGER.isTraceEnabled() || (mappingType != null && mappingType.isTrace() == Boolean.TRUE);
}
private void trace(String msg) {
if (mappingType != null && mappingType.isTrace() == Boolean.TRUE) {
LOGGER.info(msg);
} else {
LOGGER.trace(msg);
}
}
private void appendTraceHeader(StringBuilder sb) {
sb.append("---[ MAPPING ");
if (mappingType.getName() != null) {
sb.append("'").append(mappingType.getName()).append("' ");
}
sb.append(" in ");
sb.append(contextDescription);
sb.append("]---------------------------");
MappingStrengthType strength = getStrength();
if (strength != null) {
sb.append("\nStregth: ").append(strength);
}
for (Source<?,?> source: sources) {
sb.append("\nSource: ");
sb.append(source.shortDebugDump());
}
sb.append("\nTarget: ").append(MiscUtil.toString(outputDefinition));
sb.append("\nExpression: ");
if (expression == null) {
sb.append("null");
} else {
sb.append(expression.shortDebugDump());
}
}
private void appendTraceFooter(StringBuilder sb) {
sb.append("\n------------------------------------------------------");
}
private boolean computeConditionResult(Collection<PrismPropertyValue<Boolean>> booleanPropertyValues) {
if (mappingType.getCondition() == null) {
// If condition is not present at all consider it to be true
return true;
}
return ExpressionUtil.computeConditionResult(booleanPropertyValues);
}
public Boolean evaluateTimeConstraintValid(Task task, OperationResult result) throws SchemaException, ObjectNotFoundException, CommunicationException, ConfigurationException, SecurityViolationException, ExpressionEvaluationException {
if (timeConstraintValid == null) {
parseTimeConstraints(task, result);
}
return timeConstraintValid;
}
private void parseTimeConstraints(Task task, OperationResult result) throws SchemaException, ObjectNotFoundException, CommunicationException, ConfigurationException, SecurityViolationException, ExpressionEvaluationException {
MappingTimeDeclarationType timeFromType = mappingType.getTimeFrom();
MappingTimeDeclarationType timeToType = mappingType.getTimeTo();
if (timeFromType == null && timeToType == null) {
timeConstraintValid = true;
return;
}
XMLGregorianCalendar timeFrom = parseTime(timeFromType, task, result);
if (timeFrom == null && timeFromType != null) {
// Time is specified but there is no value for it.
// This means that event that should start validity haven't happened yet
// therefore the mapping is not yet valid.
timeConstraintValid = false;
return;
}
XMLGregorianCalendar timeTo = parseTime(timeToType, task, result);
if (timeFrom != null && timeFrom.compare(now) == DatatypeConstants.GREATER) {
// before timeFrom
nextRecomputeTime = timeFrom;
timeConstraintValid = false;
return;
}
if (timeTo == null && timeToType != null) {
// Time is specified but there is no value for it.
// This means that event that should stop validity haven't happened yet
// therefore the mapping is still valid.
timeConstraintValid = true;
return;
}
if (timeTo != null && timeTo.compare(now) == DatatypeConstants.GREATER) {
// between timeFrom and timeTo (also no timeFrom and before timeTo)
nextRecomputeTime = timeTo;
timeConstraintValid = true;
return;
}
if (timeTo == null) {
// after timeFrom and no timeTo
// no nextRecomputeTime set, there is nothing to recompute in the future
timeConstraintValid = true;
} else {
// after timeTo
// no nextRecomputeTime set, there is nothing to recompute in the future
timeConstraintValid = false;
}
}
private XMLGregorianCalendar parseTime(MappingTimeDeclarationType timeType, Task task, OperationResult result) throws SchemaException, ObjectNotFoundException, CommunicationException, ConfigurationException, SecurityViolationException, ExpressionEvaluationException {
if (timeType == null) {
return null;
}
XMLGregorianCalendar time;
VariableBindingDefinitionType referenceTimeType = timeType.getReferenceTime();
if (referenceTimeType == null) {
if (defaultReferenceTime == null) {
throw new SchemaException("No reference time specified (and there is also no default) in time specification in "+getMappingContextDescription());
} else {
time = (XMLGregorianCalendar) defaultReferenceTime.clone();
}
} else {
time = parseTimeSource(referenceTimeType, task, result);
if (time == null) {
// Reference time is specified but the value is not present.
return null;
}
time = (XMLGregorianCalendar) time.clone();
}
Duration offset = timeType.getOffset();
if (offset != null) {
time.add(offset);
}
return time;
}
private XMLGregorianCalendar parseTimeSource(VariableBindingDefinitionType sourceType, Task task, OperationResult result) throws SchemaException, ObjectNotFoundException, CommunicationException, ConfigurationException, SecurityViolationException, ExpressionEvaluationException {
ItemPathType itemPathType = sourceType.getPath();
if (itemPathType == null) {
throw new SchemaException("No path in source definition in "+getMappingContextDescription());
}
ItemPath path = itemPathType.getItemPath();
if (path.isEmpty()) {
throw new SchemaException("Empty source path in "+getMappingContextDescription());
}
Object sourceObject = ExpressionUtil.resolvePath(path, variables, false, sourceContext, objectResolver, "reference time definition in "+getMappingContextDescription(), task, result);
if (sourceObject == null) {
return null;
}
PrismProperty<XMLGregorianCalendar> timeProperty;
if (sourceObject instanceof ItemDeltaItem<?,?>) {
timeProperty = (PrismProperty<XMLGregorianCalendar>) ((ItemDeltaItem<?,?>)sourceObject).getItemNew();
} else if (sourceObject instanceof Item<?,?>) {
timeProperty = (PrismProperty<XMLGregorianCalendar>) sourceObject;
} else {
throw new IllegalStateException("Unknown resolve result "+sourceObject);
}
if (timeProperty == null) {
return null;
}
return timeProperty.getRealValue();
}
private void parseSources(Task task, OperationResult result)
throws SchemaException, ObjectNotFoundException, ExpressionEvaluationException, SecurityViolationException,
ConfigurationException, CommunicationException {
List<VariableBindingDefinitionType> sourceTypes = mappingType.getSource();
if (defaultSource != null) {
defaultSource.recompute();
sources.add(defaultSource);
defaultSource.recompute();
}
if (sourceTypes != null) {
for (VariableBindingDefinitionType sourceType: sourceTypes) {
Source<?,?> source = parseSource(sourceType, task, result);
source.recompute();
// Override existing sources (e.g. default source)
sources.removeIf(next -> next.getName().equals(source.getName()));
sources.add(source);
}
}
}
private <IV extends PrismValue, ID extends ItemDefinition> Source<IV,ID> parseSource(VariableBindingDefinitionType sourceType,
Task task, OperationResult result)
throws SchemaException, ObjectNotFoundException, ExpressionEvaluationException, CommunicationException,
ConfigurationException, SecurityViolationException {
ItemPathType itemPathType = sourceType.getPath();
if (itemPathType == null) {
throw new SchemaException("No path in source definition in "+getMappingContextDescription());
}
ItemPath path = itemPathType.getItemPath();
if (path.isEmpty()) {
throw new SchemaException("Empty source path in "+getMappingContextDescription());
}
QName name = sourceType.getName();
if (name == null) {
name = ItemPath.getName(path.last());
}
ItemPath resolvePath = path;
Object sourceObject = ExpressionUtil.resolvePath(path, variables, true, sourceContext, objectResolver, "source definition in "+getMappingContextDescription(), task, result);
Item<IV,ID> itemOld = null;
ItemDelta<IV,ID> delta = null;
Item<IV,ID> itemNew = null;
ItemPath residualPath = null;
Collection<? extends ItemDelta<?,?>> subItemDeltas = null;
if (sourceObject != null) {
if (sourceObject instanceof ItemDeltaItem<?,?>) {
//noinspection unchecked
itemOld = ((ItemDeltaItem<IV,ID>)sourceObject).getItemOld();
//noinspection unchecked
delta = ((ItemDeltaItem<IV,ID>)sourceObject).getDelta();
//noinspection unchecked
itemNew = ((ItemDeltaItem<IV,ID>)sourceObject).getItemNew();
//noinspection unchecked
residualPath = ((ItemDeltaItem<IV,ID>)sourceObject).getResidualPath();
//noinspection unchecked
resolvePath = ((ItemDeltaItem<IV,ID>)sourceObject).getResolvePath();
//noinspection unchecked
subItemDeltas = ((ItemDeltaItem<IV,ID>)sourceObject).getSubItemDeltas();
} else if (sourceObject instanceof Item<?,?>) {
//noinspection unchecked
itemOld = (Item<IV,ID>) sourceObject;
//noinspection unchecked
itemNew = (Item<IV,ID>) sourceObject;
} else {
throw new IllegalStateException("Unknown resolve result "+sourceObject);
}
}
// apply domain
ValueSetDefinitionType domainSetType = sourceType.getSet();
if (domainSetType != null) {
ValueSetDefinition setDef = new ValueSetDefinition(domainSetType, name, "domain of "+name.getLocalPart()+" in "+getMappingContextDescription(), task, result);
setDef.init(expressionFactory);
setDef.setAdditionalVariables(variables);
try {
if (itemOld != null) {
//noinspection unchecked
itemOld = itemOld.clone();
itemOld.filterValues(val -> setDef.containsTunnel(val));
}
if (itemNew != null) {
//noinspection unchecked
itemNew = itemNew.clone();
itemNew.filterValues(val -> setDef.containsTunnel(val));
}
if (delta != null) {
delta = delta.clone();
delta.filterValues(val -> setDef.containsTunnel(val));
}
} catch (TunnelException te) {
Throwable cause = te.getCause();
if (cause instanceof SchemaException) {
throw (SchemaException) cause;
} else if (cause instanceof ExpressionEvaluationException) {
throw (ExpressionEvaluationException) cause;
} else if (cause instanceof ObjectNotFoundException) {
throw (ObjectNotFoundException) cause;
} else if (cause instanceof CommunicationException) {
throw (CommunicationException) cause;
} else if (cause instanceof ConfigurationException) {
throw (ConfigurationException) cause;
} else if (cause instanceof SecurityViolationException) {
throw (SecurityViolationException) cause;
}
}
}
Source<IV,ID> source = new Source<>(itemOld, delta, itemNew, name);
source.setResidualPath(residualPath);
source.setResolvePath(resolvePath);
source.setSubItemDeltas(subItemDeltas);
return source;
}
private boolean sourcesChanged() {
for (Source<?,?> source: sources) {
if (source.getDelta() != null) {
return true;
}
}
return false;
}
private void parseTarget() throws SchemaException {
VariableBindingDefinitionType targetType = mappingType.getTarget();
if (targetType == null) {
outputDefinition = defaultTargetDefinition;
outputPath = defaultTargetPath;
} else {
ItemPathType itemPathType = targetType.getPath();
if (itemPathType == null) {
outputDefinition = defaultTargetDefinition;
outputPath = defaultTargetPath;
} else {
ItemPath path = itemPathType.getItemPath();
outputDefinition = ExpressionUtil.resolveDefinitionPath(path, variables, targetContext, "target definition in "+getMappingContextDescription());
if (outputDefinition == null) {
throw new SchemaException("No target item that would conform to the path "+path+" in "+getMappingContextDescription());
}
outputPath = path.stripVariableSegment();
}
}
if (stringPolicyResolver != null) {
stringPolicyResolver.setOutputDefinition(outputDefinition);
stringPolicyResolver.setOutputPath(outputPath);
}
}
public D getOutputDefinition() throws SchemaException {
if (outputDefinition == null) {
parseTarget();
}
return outputDefinition;
}
public ItemPath getOutputPath() throws SchemaException {
if (outputDefinition == null) {
parseTarget();
}
return outputPath;
}