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[Fix #3465] Support function arguments
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26
...ilder/src/main/java/org/kie/kogito/serverless/workflow/parser/handlers/MappingSetter.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you 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 org.kie.kogito.serverless.workflow.parser.handlers; | ||
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| public interface MappingSetter { | ||
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| void accept(Object value); | ||
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| void accept(String key, Object value); | ||
| } |
74 changes: 74 additions & 0 deletions
74
...uilder/src/main/java/org/kie/kogito/serverless/workflow/parser/handlers/MappingUtils.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you 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 org.kie.kogito.serverless.workflow.parser.handlers; | ||
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| import java.util.Iterator; | ||
| import java.util.LinkedHashMap; | ||
| import java.util.Map; | ||
| import java.util.Map.Entry; | ||
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| import org.jbpm.ruleflow.core.factory.MappableNodeFactory; | ||
| import org.kie.kogito.jackson.utils.JsonNodeVisitor; | ||
| import org.kie.kogito.jackson.utils.JsonObjectUtils; | ||
| import org.kie.kogito.serverless.workflow.SWFConstants; | ||
| import org.kie.kogito.serverless.workflow.utils.ExpressionHandlerUtils; | ||
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| import com.fasterxml.jackson.databind.JsonNode; | ||
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| import io.serverlessworkflow.api.Workflow; | ||
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| public class MappingUtils { | ||
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| public static <T extends MappableNodeFactory<?>> T addMapping(T nodeFactory, String inputVar, String outputVar) { | ||
| return (T) nodeFactory.inMapping(inputVar, SWFConstants.MODEL_WORKFLOW_VAR) | ||
| .outMapping(SWFConstants.RESULT, outputVar); | ||
| } | ||
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| public static final void processArgs(Workflow workflow, MappingSetter setter, | ||
| JsonNode functionArgs) { | ||
| if (functionArgs.isObject()) { | ||
| functionsToMap(workflow, functionArgs).forEach((key, value) -> setter.accept(key, value)); | ||
| } else { | ||
| Object object = functionReference(workflow, JsonObjectUtils.simpleToJavaValue(functionArgs)); | ||
| setter.accept(object); | ||
| } | ||
| } | ||
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| private static Map<String, Object> functionsToMap(Workflow workflow, JsonNode jsonNode) { | ||
| Map<String, Object> map = new LinkedHashMap<>(); | ||
| if (jsonNode != null) { | ||
| Iterator<Entry<String, JsonNode>> iter = jsonNode.fields(); | ||
| while (iter.hasNext()) { | ||
| Entry<String, JsonNode> entry = iter.next(); | ||
| map.put(entry.getKey(), functionReference(workflow, JsonObjectUtils.simpleToJavaValue(entry.getValue()))); | ||
| } | ||
| } | ||
| return map; | ||
| } | ||
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| private static Object functionReference(Workflow workflow, Object object) { | ||
| if (object instanceof JsonNode) { | ||
| return JsonNodeVisitor.transformTextNode((JsonNode) object, node -> JsonObjectUtils.fromValue(ExpressionHandlerUtils.replaceExpr(workflow, node.asText()))); | ||
| } else if (object instanceof CharSequence) { | ||
| return ExpressionHandlerUtils.replaceExpr(workflow, object.toString()); | ||
| } else { | ||
| return object; | ||
| } | ||
| } | ||
| } |
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