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MID-8907 improved configuration for request access ui - autocomplete …
…search and result display.
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.../com/evolveum/midpoint/gui/api/component/autocomplete/AutocompleteConfigurationMixin.java
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| /* | ||
| * Copyright (C) 2010-2023 Evolveum and contributors | ||
| * | ||
| * This work is dual-licensed under the Apache License 2.0 | ||
| * and European Union Public License. See LICENSE file for details. | ||
| */ | ||
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| package com.evolveum.midpoint.gui.api.component.autocomplete; | ||
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| import java.util.Collection; | ||
| import java.util.function.Function; | ||
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| import com.evolveum.midpoint.util.logging.TraceManager; | ||
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| import org.jetbrains.annotations.NotNull; | ||
| import org.jetbrains.annotations.Nullable; | ||
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| import com.evolveum.midpoint.gui.api.component.BasePanel; | ||
| import com.evolveum.midpoint.gui.api.util.ModelServiceLocator; | ||
| import com.evolveum.midpoint.prism.PrismContext; | ||
| import com.evolveum.midpoint.prism.PrismObject; | ||
| import com.evolveum.midpoint.prism.PrismPropertyDefinition; | ||
| import com.evolveum.midpoint.prism.PrismPropertyValue; | ||
| import com.evolveum.midpoint.prism.delta.PrismValueDeltaSetTriple; | ||
| 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.schema.constants.ExpressionConstants; | ||
| import com.evolveum.midpoint.schema.expression.VariablesMap; | ||
| import com.evolveum.midpoint.schema.result.OperationResult; | ||
| import com.evolveum.midpoint.schema.util.MiscSchemaUtil; | ||
| import com.evolveum.midpoint.task.api.Task; | ||
| import com.evolveum.midpoint.util.DOMUtil; | ||
| import com.evolveum.midpoint.util.logging.LoggingUtils; | ||
| import com.evolveum.midpoint.util.logging.Trace; | ||
| import com.evolveum.midpoint.xml.ns._public.common.common_3.ExpressionType; | ||
| import com.evolveum.midpoint.xml.ns._public.common.common_3.ObjectType; | ||
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| public interface AutocompleteConfigurationMixin { | ||
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| Trace LOGGER = TraceManager.getTrace(AutocompleteConfigurationMixin.class); | ||
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| default <O extends ObjectType> String getDisplayNameFromExpression( | ||
| String contextDesc, @Nullable ExpressionType expressionType, | ||
| @NotNull Function<PrismObject<O>, String> defaultDisplayNameFunction, | ||
| @NotNull PrismObject<O> object, @NotNull BasePanel<?> panel) { | ||
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| if (expressionType == null) { | ||
| return defaultDisplayNameFunction.apply(object); | ||
| } | ||
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| ModelServiceLocator locator = panel.getPageBase(); | ||
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| Task task = panel.getPageBase().getPageTask(); | ||
| OperationResult result = task.getResult(); | ||
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| try { | ||
| ExpressionFactory factory = locator.getExpressionFactory(); | ||
| PrismContext ctx = object.getPrismContext(); | ||
| PrismPropertyDefinition<String> outputDefinition = ctx.definitionFactory().createPropertyDefinition( | ||
| ExpressionConstants.OUTPUT_ELEMENT_NAME, DOMUtil.XSD_STRING); | ||
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| Expression<PrismPropertyValue<String>, PrismPropertyDefinition<String>> expression = | ||
| factory.makeExpression(expressionType, outputDefinition, MiscSchemaUtil.getExpressionProfile(), contextDesc, task, result); | ||
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| VariablesMap variables = new VariablesMap(); | ||
| variables.put(ExpressionConstants.VAR_OBJECT, object, object.getDefinition()); | ||
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| ExpressionEvaluationContext context = new ExpressionEvaluationContext(null, variables, contextDesc, task); | ||
| context.setExpressionFactory(factory); | ||
| PrismValueDeltaSetTriple<PrismPropertyValue<String>> outputTriple = expression.evaluate(context, result); | ||
| if (outputTriple == null) { | ||
| return null; | ||
| } | ||
| Collection<PrismPropertyValue<String>> outputValues = outputTriple.getNonNegativeValues(); | ||
| if (outputValues.isEmpty()) { | ||
| return null; | ||
| } | ||
| if (outputValues.size() > 1) { | ||
| return null; | ||
| } | ||
| return outputValues.iterator().next().getRealValue(); | ||
| } catch (Exception ex) { | ||
| result.recordFatalError(ex); | ||
| LoggingUtils.logUnexpectedException(LOGGER, "Couldn't evaluate expression for group selection and user display name", ex); | ||
| } | ||
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| return null; | ||
| } | ||
| } |
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