com.liferay.portal.workflow.kaleo.runtime.util.WorkflowContextUtil.java Source code

Introduction

Here is the source code for com.liferay.portal.workflow.kaleo.runtime.util.WorkflowContextUtil.java

Source

/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.portal.workflow.kaleo.runtime.util;

import com.liferay.petra.string.StringPool;
import com.liferay.portal.kernel.json.JSONFactoryUtil;
import com.liferay.portal.kernel.util.Validator;
import com.liferay.portal.workflow.kaleo.runtime.ExecutionContext;

import java.io.Serializable;

import java.util.HashMap;
import java.util.Map;

/**
 * @author Michael C. Han
 */
public class WorkflowContextUtil {

    public static final String WORKFLOW_CONTEXT_NAME = "workflowContext";

    public static String convert(Map<String, Serializable> workflowContext) {
        if (workflowContext == null) {
            return StringPool.BLANK;
        }

        return JSONFactoryUtil.serialize(workflowContext);
    }

    public static Map<String, Serializable> convert(String json) {
        if (Validator.isNull(json)) {
            return new HashMap<>();
        }

        return (Map<String, Serializable>) JSONFactoryUtil.deserialize(json);
    }

    public static void mergeWorkflowContexts(ExecutionContext executionContext,
            Map<String, Serializable> workflowContext) {

        if ((workflowContext != null) && !workflowContext.isEmpty()) {
            Map<String, Serializable> executionContextWorkflowContext = executionContext.getWorkflowContext();

            executionContextWorkflowContext.putAll(workflowContext);
        }
    }

}