com.liferay.document.library.internal.lar.xstream.FileEntryConverter.java Source code

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Here is the source code for com.liferay.document.library.internal.lar.xstream.FileEntryConverter.java

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/**
 * 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.document.library.internal.lar.xstream;

import com.liferay.document.library.kernel.model.DLFileEntry;
import com.liferay.exportimport.kernel.xstream.BaseXStreamConverter;
import com.liferay.exportimport.kernel.xstream.XStreamHierarchicalStreamReader;
import com.liferay.exportimport.kernel.xstream.XStreamUnmarshallingContext;
import com.liferay.portal.kernel.bean.BeanPropertiesUtil;
import com.liferay.portal.kernel.repository.proxy.FileEntryProxyBean;
import com.liferay.portal.kernel.repository.proxy.FileVersionProxyBean;
import com.liferay.portal.repository.liferayrepository.model.LiferayFileEntry;
import com.liferay.portal.repository.liferayrepository.model.LiferayFileVersion;
import com.liferay.portlet.documentlibrary.model.impl.DLFileEntryImpl;

import java.util.LinkedList;
import java.util.List;

/**
 * @author Akos Thurzo
 */
public class FileEntryConverter extends BaseXStreamConverter {

    @Override
    public boolean canConvert(Class<?> clazz) {
        return clazz.equals(FileEntryProxyBean.class);
    }

    @Override
    public Object unmarshal(XStreamHierarchicalStreamReader xStreamHierarchicalStreamReader,
            XStreamUnmarshallingContext xStreamUnmarshallingContext) throws Exception {

        DLFileEntry dlFileEntry = new DLFileEntryImpl();
        boolean escapedModel = false;
        LiferayFileVersion liferayFileVersion = null;

        while (xStreamHierarchicalStreamReader.hasMoreChildren()) {
            xStreamHierarchicalStreamReader.moveDown();

            String nodeName = xStreamHierarchicalStreamReader.getNodeName();

            Class<?> clazz = BeanPropertiesUtil.getObjectType(dlFileEntry, nodeName);

            if (nodeName.equals(FieldConstants.FILE_VERSION)) {
                clazz = FileVersionProxyBean.class;
            }

            Object convertedValue = xStreamUnmarshallingContext
                    .convertAnother(xStreamHierarchicalStreamReader.getValue(), clazz);

            if (fields.contains(nodeName)) {
                if (nodeName.equals(FieldConstants.ESCAPED_MODEL)) {
                    escapedModel = (Boolean) convertedValue;
                } else if (nodeName.equals(FieldConstants.FILE_VERSION)) {
                    liferayFileVersion = (LiferayFileVersion) convertedValue;
                } else {
                    BeanPropertiesUtil.setProperty(dlFileEntry, nodeName, convertedValue);
                }
            }

            xStreamHierarchicalStreamReader.moveUp();
        }

        LiferayFileEntry liferayFileEntry = new LiferayFileEntry(dlFileEntry, escapedModel);

        liferayFileEntry.setCachedFileVersion(liferayFileVersion);

        return liferayFileEntry;
    }

    @Override
    protected List<String> getFields() {
        return fields;
    }

    protected static List<String> fields = new LinkedList<>();

    static {
        fields.add(FieldConstants.COMPANY_ID);
        fields.add(FieldConstants.CREATE_DATE);
        fields.add(FieldConstants.DESCRIPTION);
        fields.add(FieldConstants.ESCAPED_MODEL);
        fields.add(FieldConstants.EXTENSION);
        fields.add(FieldConstants.FILE_ENTRY_ID);
        fields.add(FieldConstants.FILE_VERSION);
        fields.add(FieldConstants.FOLDER_ID);
        fields.add(FieldConstants.GROUP_ID);
        fields.add(FieldConstants.MANUAL_CHECK_IN_REQUIRED);
        fields.add(FieldConstants.MIME_TYPE);
        fields.add(FieldConstants.MODIFIED_DATE);
        fields.add(FieldConstants.READ_COUNT);
        fields.add(FieldConstants.REPOSITORY_ID);
        fields.add(FieldConstants.SIZE);
        fields.add(FieldConstants.TITLE);
        fields.add(FieldConstants.USER_ID);
        fields.add(FieldConstants.USER_NAME);
        fields.add(FieldConstants.USER_UUID);
        fields.add(FieldConstants.UUID);
        fields.add(FieldConstants.VERSION);
    }

}