/*
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* JBoss, Home of Professional Open Source
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* Copyright 2005, JBoss Inc., and individual contributors as indicated
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* by the @authors tag. See the copyright.txt in the distribution for a
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* full listing of individual contributors.
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*
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* This is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this software; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
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*/
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package org.jbpm.pvm.internal.session;
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import java.util.List;
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import org.jbpm.api.Execution;
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import org.jbpm.api.history.HistoryComment;
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import org.jbpm.pvm.internal.client.ClientExecution;
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import org.jbpm.pvm.internal.client.ClientProcessDefinition;
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import org.jbpm.pvm.internal.job.JobImpl;
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import org.jbpm.pvm.internal.model.ExecutionImpl;
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import org.jbpm.pvm.internal.model.ScopeInstanceImpl;
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import org.jbpm.pvm.internal.query.DeploymentQueryImpl;
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import org.jbpm.pvm.internal.query.HistoryActivityInstanceQueryImpl;
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import org.jbpm.pvm.internal.query.HistoryDetailQueryImpl;
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import org.jbpm.pvm.internal.query.HistoryProcessInstanceQueryImpl;
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import org.jbpm.pvm.internal.query.JobQueryImpl;
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import org.jbpm.pvm.internal.query.ProcessInstanceQueryImpl;
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import org.jbpm.pvm.internal.query.TaskQueryImpl;
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import org.jbpm.pvm.internal.task.TaskImpl;
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import org.jbpm.pvm.internal.tx.JtaTransaction;
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import org.jbpm.pvm.internal.tx.StandardTransaction;
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import org.jbpm.pvm.internal.type.Variable;
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/**
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* @author Tom Baeyens
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*/
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public interface DbSession {
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void save(Object entity);
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void update(Object entity);
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<T> T get(Class<T> entityClass, Object primaryKey);
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void delete(Object entity);
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void flush();
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/** all deployed process names. */
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List<String> findProcessDefinitionKeys();
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/** latest version of the processDefinition for the given key. */
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ClientProcessDefinition findLatestProcessDefinitionByKey(String processDefinitionKey);
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/** all versions of the processDefinition for the given key. */
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List<ClientProcessDefinition> findProcessDefinitionsByKey(String processDefinitionKey);
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/** the process definition uniquely identified by the given
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* processDefinition id. */
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ClientProcessDefinition findProcessDefinitionById(String processDefinitionId);
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/** delete process definition */
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void deleteProcessDefinition(String processDefinitionId, boolean deleteProcessInstances, boolean deleteHistory);
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// process execution queries ////////////////////////////////////////////////
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/** create a process instance query */
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ProcessInstanceQueryImpl createProcessInstanceQuery();
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/** create a task query */
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TaskQueryImpl createTaskQuery();
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HistoryProcessInstanceQueryImpl createHistoryProcessInstanceQuery();
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HistoryActivityInstanceQueryImpl createHistoryActivityInstanceQuery();
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HistoryDetailQueryImpl createHistoryDetailQuery();
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JobQueryImpl createJobQuery();
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DeploymentQueryImpl createDeploymentQuery();
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List<HistoryComment> findCommentsByTaskId(String taskId);
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/** the execution uniquely identified by the given executionKey.
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* this method doesn't 'see' suspended executions. */
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ClientExecution findExecutionById(String executionId);
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/** the process instance uniquely identified by the given executionKey. */
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ClientExecution findProcessInstanceById(String processInstanceId);
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List<String> findProcessInstanceIds(String processDefinitionId);
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/** deletes the history information for all process instances for
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* the given process definition */
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void deleteProcessDefinitionHistory(String processDefinitionId);
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/** delete the process instance and optionally deletes the history. */
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void deleteProcessInstance(String processInstanceId, boolean deleteHistory);
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void cascadeExecutionSuspend(ExecutionImpl execution);
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void cascadeExecutionResume(ExecutionImpl execution);
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// task methods /////////////////////////////////////////////////////////////
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TaskImpl createTask();
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TaskImpl findTaskByExecution(Execution execution);
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// job methods //////////////////////////////////////////////////////////////
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/** the first job to finish among eligible and non-locked jobs or null if none */
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public JobImpl<?> findFirstAcquirableJob();
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/** the list of jobs of the process instance that mustn't be concurrent */
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public List<JobImpl<?>> findExclusiveJobs(Execution processInstance);
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/** the first job to finish among non-owned jobs or null if none */
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public JobImpl<?> findFirstDueJob();
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}
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