com.epam.ta.reportportal.database.ActivityDocumentHandler.java Source code

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Here is the source code for com.epam.ta.reportportal.database.ActivityDocumentHandler.java

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/*
 * Copyright 2016 EPAM Systems
 * 
 * 
 * This file is part of EPAM Report Portal.
 * https://github.com/reportportal/commons-dao
 * 
 * Report Portal is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * Report Portal 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with Report Portal.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.epam.ta.reportportal.database;

import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;

import org.springframework.dao.DataAccessException;
import org.springframework.data.mongodb.core.DocumentCallbackHandler;

import com.epam.ta.reportportal.commons.accessible.Accessible;
import com.epam.ta.reportportal.commons.accessible.AccessibleField;
import com.epam.ta.reportportal.database.entity.Modifiable;
import com.epam.ta.reportportal.database.entity.item.Activity;
import com.epam.ta.reportportal.ws.model.widget.ChartObject;
import com.mongodb.DBObject;
import com.mongodb.MongoException;

/**
 * @author Dzmitry_Kavalets
 */
public class ActivityDocumentHandler implements DocumentCallbackHandler {

    private static final String ID = "_id";
    private static final String HISTORY = "history";
    private List<ChartObject> result;

    public ActivityDocumentHandler() {
        result = new ArrayList<>();
    }

    @Override
    public void processDocument(DBObject dbObject) throws MongoException, DataAccessException {
        Set<String> keySet = dbObject.keySet();
        ChartObject activity = new ChartObject();
        Map<String, String> objectValues = new HashMap<>();
        for (String key : keySet) {
            if (key.equals(HISTORY)) {
                Map<String, String> historyProps = transformHistoryMap(dbObject, "history");
                objectValues.putAll(historyProps);
            } else if (key.equals(Modifiable.LAST_MODIFIED)) {
                objectValues.put(key, String.valueOf(((Date) dbObject.get(key)).getTime()));
            } else if (key.equals(ID)) {
                activity.setId(dbObject.get(ID).toString());
            } else {
                objectValues.put(key, dbObject.get(key).toString());
            }
        }
        activity.setValues(objectValues);
        result.add(activity);
    }

    public List<ChartObject> getResult() {
        return result;
    }

    private Map<String, String> transformHistoryMap(DBObject dbObject, String dbField) {
        @SuppressWarnings("unchecked")
        Map<String, Map<String, String>> tempHistory = (Map<String, Map<String, String>>) dbObject.get(dbField);
        if (null == tempHistory)
            return null;

        Map<String, String> chartObjectValues = new HashMap<>();

        for (Map.Entry<String, Map<String, String>> entry : tempHistory.entrySet()) {
            Activity.FieldValues fieldValues = new Activity.FieldValues();
            for (Field field : fieldValues.getClass().getDeclaredFields()) {
                String innerDbField = getDbRepresentation(field);
                AccessibleField innerField = Accessible.on(fieldValues).field(field);
                Map<String, String> values = entry.getValue();
                if ((values != null) && (null != values.get(innerDbField)))
                    innerField.setValue(values.get(innerDbField));
            }
            chartObjectValues.put(entry.getKey() + "$" + Activity.FieldValues.OLD_VALUE, fieldValues.getOldValue());
            chartObjectValues.put(entry.getKey() + "$" + Activity.FieldValues.NEW_VALUE, fieldValues.getNewValue());
        }
        return chartObjectValues;
    }

    private String getDbRepresentation(Field field) {
        return field.isAnnotationPresent(org.springframework.data.mongodb.core.mapping.Field.class)
                ? field.getAnnotation(org.springframework.data.mongodb.core.mapping.Field.class).value()
                : field.getName();
    }
}