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84 changes: 84 additions & 0 deletions
84
...c/main/java/com/evolveum/midpoint/model/impl/expr/SequentialValueExpressionEvaluator.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| /* | ||
| * Copyright (c) 2015 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.expr; | ||
|
|
||
| import com.evolveum.midpoint.model.common.expression.ExpressionEvaluationContext; | ||
| import com.evolveum.midpoint.model.common.expression.ExpressionEvaluator; | ||
| import com.evolveum.midpoint.model.common.expression.ExpressionUtil; | ||
| import com.evolveum.midpoint.prism.Item; | ||
| import com.evolveum.midpoint.prism.ItemDefinition; | ||
| import com.evolveum.midpoint.prism.PrismContext; | ||
| import com.evolveum.midpoint.prism.PrismProperty; | ||
| import com.evolveum.midpoint.prism.PrismPropertyValue; | ||
| import com.evolveum.midpoint.prism.PrismValue; | ||
| import com.evolveum.midpoint.prism.crypto.Protector; | ||
| import com.evolveum.midpoint.prism.delta.ItemDelta; | ||
| import com.evolveum.midpoint.prism.delta.PrismValueDeltaSetTriple; | ||
| import com.evolveum.midpoint.repo.api.RepositoryService; | ||
| 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.xml.ns._public.common.common_3.SequentialValueExpressionEvaluatorType; | ||
|
|
||
| /** | ||
| * @author semancik | ||
| * | ||
| */ | ||
| public class SequentialValueExpressionEvaluator<V extends PrismValue, D extends ItemDefinition> implements ExpressionEvaluator<V,D> { | ||
|
|
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| private SequentialValueExpressionEvaluatorType sequentialValueEvaluatorType; | ||
| private D outputDefinition; | ||
| private Protector protector; | ||
| RepositoryService repositoryService; | ||
| private PrismContext prismContext; | ||
|
|
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| SequentialValueExpressionEvaluator(SequentialValueExpressionEvaluatorType sequentialValueEvaluatorType, | ||
| D outputDefinition, Protector protector, RepositoryService repositoryService, PrismContext prismContext) { | ||
| this.sequentialValueEvaluatorType = sequentialValueEvaluatorType; | ||
| this.outputDefinition = outputDefinition; | ||
| this.protector = protector; | ||
| this.repositoryService = repositoryService; | ||
| this.prismContext = prismContext; | ||
| } | ||
|
|
||
| @Override | ||
| public PrismValueDeltaSetTriple<V> evaluate(ExpressionEvaluationContext params) throws SchemaException, | ||
| ExpressionEvaluationException, ObjectNotFoundException { | ||
|
|
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| long counter = repositoryService.advanceSequence(sequentialValueEvaluatorType.getSequenceRef().getOid(), params.getResult()); | ||
|
|
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| Object value = ExpressionUtil.convertToOutputValue(counter, outputDefinition, protector); | ||
|
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| Item<V,D> output = outputDefinition.instantiate(); | ||
| if (output instanceof PrismProperty) { | ||
| PrismPropertyValue<Object> pValue = new PrismPropertyValue<Object>(value); | ||
| ((PrismProperty<Object>)output).add(pValue); | ||
| } else { | ||
| throw new UnsupportedOperationException("Can only generate values of property, not "+output.getClass()); | ||
| } | ||
|
|
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| return ItemDelta.toDeltaSetTriple(output, null); | ||
| } | ||
|
|
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| /* (non-Javadoc) | ||
| * @see com.evolveum.midpoint.common.expression.ExpressionEvaluator#shortDebugDump() | ||
| */ | ||
| @Override | ||
| public String shortDebugDump() { | ||
| return "squentialValue: "+sequentialValueEvaluatorType.getSequenceRef().getOid(); | ||
| } | ||
|
|
||
| } |
89 changes: 89 additions & 0 deletions
89
...java/com/evolveum/midpoint/model/impl/expr/SequentialValueExpressionEvaluatorFactory.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| /* | ||
| * Copyright (c) 2015 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.expr; | ||
|
|
||
| import java.util.Collection; | ||
|
|
||
| import javax.xml.bind.JAXBElement; | ||
| import javax.xml.namespace.QName; | ||
|
|
||
| import com.evolveum.midpoint.model.common.expression.ExpressionEvaluator; | ||
| import com.evolveum.midpoint.model.common.expression.ExpressionEvaluatorFactory; | ||
| import com.evolveum.midpoint.prism.ItemDefinition; | ||
| import com.evolveum.midpoint.prism.PrismContext; | ||
| import com.evolveum.midpoint.prism.PrismValue; | ||
| import com.evolveum.midpoint.prism.crypto.Protector; | ||
| import com.evolveum.midpoint.repo.api.RepositoryService; | ||
| import com.evolveum.midpoint.schema.result.OperationResult; | ||
| import com.evolveum.midpoint.task.api.Task; | ||
| import com.evolveum.midpoint.util.exception.ObjectNotFoundException; | ||
| import com.evolveum.midpoint.util.exception.SchemaException; | ||
| import com.evolveum.midpoint.xml.ns._public.common.common_3.ObjectFactory; | ||
| import com.evolveum.midpoint.xml.ns._public.common.common_3.SequentialValueExpressionEvaluatorType; | ||
|
|
||
| /** | ||
| * @author semancik | ||
| * | ||
| */ | ||
| public class SequentialValueExpressionEvaluatorFactory implements ExpressionEvaluatorFactory { | ||
|
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| private Protector protector; | ||
| private PrismContext prismContext; | ||
| private RepositoryService repositoryService; | ||
|
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| public SequentialValueExpressionEvaluatorFactory(Protector protector, RepositoryService repositoryService, PrismContext prismContext) { | ||
| super(); | ||
| this.protector = protector; | ||
| this.prismContext = prismContext; | ||
| this.repositoryService = repositoryService; | ||
| } | ||
|
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| @Override | ||
| public QName getElementName() { | ||
| return new ObjectFactory().createSequentialValue(new SequentialValueExpressionEvaluatorType()).getName(); | ||
| } | ||
|
|
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| /* (non-Javadoc) | ||
| * @see com.evolveum.midpoint.common.expression.ExpressionEvaluatorFactory#createEvaluator(javax.xml.bind.JAXBElement, com.evolveum.midpoint.prism.PrismContext) | ||
| */ | ||
| @Override | ||
| public <V extends PrismValue,D extends ItemDefinition> ExpressionEvaluator<V,D> createEvaluator(Collection<JAXBElement<?>> evaluatorElements, | ||
| D outputDefinition, String contextDescription, Task task, OperationResult result) | ||
| throws SchemaException, ObjectNotFoundException { | ||
|
|
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| if (evaluatorElements.size() > 1) { | ||
| throw new SchemaException("More than one evaluator specified in "+contextDescription); | ||
| } | ||
| JAXBElement<?> evaluatorElement = evaluatorElements.iterator().next(); | ||
|
|
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| Object evaluatorTypeObject = null; | ||
| if (evaluatorElement != null) { | ||
| evaluatorTypeObject = evaluatorElement.getValue(); | ||
| } | ||
| if (evaluatorTypeObject != null && !(evaluatorTypeObject instanceof SequentialValueExpressionEvaluatorType)) { | ||
| throw new SchemaException("SequentialValue expression evaluator cannot handle elements of type " + evaluatorTypeObject.getClass().getName()+" in "+contextDescription); | ||
| } | ||
|
|
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| SequentialValueExpressionEvaluatorType seqEvaluatorType = (SequentialValueExpressionEvaluatorType)evaluatorTypeObject; | ||
|
|
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| if (seqEvaluatorType.getSequenceRef() == null || seqEvaluatorType.getSequenceRef().getOid() == null) { | ||
| throw new SchemaException("Missing sequence reference in sequentialValue expression evaluator in "+contextDescription); | ||
| } | ||
|
|
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| return new SequentialValueExpressionEvaluator<V,D>(seqEvaluatorType, outputDefinition, protector, repositoryService, prismContext); | ||
| } | ||
|
|
||
| } |
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