1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, 13 * software distributed under the License is distributed on an 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 * KIND, either express or implied. See the License for the 16 * specific language governing permissions and limitations 17 * under the License. 18 */ 19 package org.apache.syncope.core.flowable.api; 20 21 import java.util.List; 22 import org.apache.syncope.common.lib.to.WorkflowTask; 23 import org.apache.syncope.common.lib.to.WorkflowTaskExecInput; 24 import org.apache.syncope.core.provisioning.api.UserWorkflowResult; 25 26 public interface WorkflowTaskManager { 27 28 /** 29 * Gets variable value. 30 * Returns null when no variable value is found with the given name or when the value is set to null. 31 * 32 * @param <T> variable type 33 * @param executionId id of execution, cannot be null. 34 * @param variableName name of variable, cannot be null. 35 * @param variableClass class of variable, cannot be null. 36 * @return the variable value or null if the variable is undefined or the value of the variable is null. 37 * @throws org.flowable.common.engine.api.FlowableObjectNotFoundException 38 * when no execution is found for the given executionId. 39 * @throws ClassCastException 40 * when cannot cast variable to given class 41 */ 42 <T> T getVariable(String executionId, String variableName, Class<T> variableClass); 43 44 /** 45 * Updates or create sa variable for an execution. 46 * 47 * @param executionId id of execution to set variable in, cannot be null. 48 * @param variableName name of variable to set, cannot be null. 49 * @param value value to set; when null is passed, the variable is not removed, only it's value will be set to null 50 * @throws org.flowable.common.engine.api.FlowableObjectNotFoundException 51 * when no execution is found for the given executionId. 52 */ 53 void setVariable(String executionId, String variableName, Object value); 54 55 /** 56 * Get tasks available for execution, for given user. 57 * 58 * @param userKey user key 59 * @return available tasks 60 */ 61 List<WorkflowTask> getAvailableTasks(String userKey); 62 63 /** 64 * Execute a task on an user. 65 * 66 * @param workflowTaskExecInput input for task execution 67 * @return user after task execution 68 */ 69 UserWorkflowResult<String> executeNextTask(WorkflowTaskExecInput workflowTaskExecInput); 70 }