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  * Copyright 2010 JBoss Inc
  * 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
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.
package org.drools.runtime.process;

A workflow process instance represents one specific instance of a workflow process that is currently executing. It is an extension of a ProcessInstance and contains all runtime state related to the execution of workflow processes.

See also:
public interface WorkflowProcessInstance
    NodeInstanceContainer {

Returns the value of the variable with the given name. Note that only variables in the process-level scope will be searched. Returns null if the value of the variable is null or if the variable cannot be found.

name the name of the variable
the value of the variable, or null if it cannot be found
    Object getVariable(String name);
    void setVariable(String nameObject value);
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