/*
* Copyright (C) 2006-2016 DLR, Germany
*
* All rights reserved
*
* http://www.rcenvironment.de/
*/
package de.rcenvironment.components.switchcmp.common;
import java.io.IOException;
import org.codehaus.jackson.JsonNode;
import org.codehaus.jackson.JsonProcessingException;
import org.codehaus.jackson.map.ObjectMapper;
import org.codehaus.jackson.node.ObjectNode;
import de.rcenvironment.core.component.datamanagement.api.CommonComponentHistoryDataItem;
import de.rcenvironment.core.datamodel.api.TypedDatumSerializer;
import de.rcenvironment.core.utils.common.JsonUtils;
import de.rcenvironment.core.utils.common.StringUtils;
/**
*
* {@link de.rcenvironment.core.component.datamanagement.api.n} implementation for the Switch component.
*
* @author David Scholz
* @author Doreen Seider
*/
public class SwitchComponentHistoryDataItem extends CommonComponentHistoryDataItem {
protected static final String FORMAT_VERSION_1 = "1";
protected static final String CURRENT_FORMAT_VERSION = FORMAT_VERSION_1;
private static final long serialVersionUID = 7371817804674417738L;
private static final String ACTUAL_CONDITION = "ac";
private static final String CONDITION_PATTERN = "cp";
private String actualCondition;
private String conditionPattern;
private String identifier;
public SwitchComponentHistoryDataItem(String identifier) {
this.identifier = identifier;
}
@Override
public String getFormatVersion() {
return StringUtils.escapeAndConcat(super.getFormatVersion(), CURRENT_FORMAT_VERSION);
}
public void setActualCondition(String actualCondition) {
this.actualCondition = actualCondition;
}
public String getActualCondition() {
return actualCondition;
}
public void setConditionPattern(String conditionPattern) {
this.conditionPattern = conditionPattern;
}
public String getConditionPattern() {
return conditionPattern;
}
@Override
public String serialize(TypedDatumSerializer serializer) throws IOException {
String data = super.serialize(serializer);
ObjectMapper mapper = JsonUtils.getDefaultObjectMapper();
JsonNode rootNode;
try {
rootNode = mapper.readTree(data);
} catch (JsonProcessingException e) {
throw new IOException(e);
}
((ObjectNode) rootNode).put(ACTUAL_CONDITION, actualCondition);
((ObjectNode) rootNode).put(CONDITION_PATTERN, conditionPattern);
return rootNode.toString();
}
/**
* @param historyData text representation of {@link SwitchComponentHistoryDataItem}
* @param serializer {@link TypedDatumSerializer} instance
* @param identifier represents component id
* @return new {@link SwitchComponentHistoryDataItem} object
* @throws IOException on error
*/
public static SwitchComponentHistoryDataItem fromString(String historyData, TypedDatumSerializer serializer, String identifier)
throws IOException {
SwitchComponentHistoryDataItem historyDataItem = new SwitchComponentHistoryDataItem(identifier);
CommonComponentHistoryDataItem.initializeCommonHistoryDataFromString(historyDataItem, historyData, serializer);
readReferenceFromString(historyData, historyDataItem);
return historyDataItem;
}
private static void readReferenceFromString(String historyData, SwitchComponentHistoryDataItem historyDataItem) throws IOException {
ObjectMapper mapper = JsonUtils.getDefaultObjectMapper();
JsonNode rootNode;
try {
rootNode = mapper.readTree(historyData);
} catch (JsonProcessingException e) {
throw new IOException(e);
}
historyDataItem.actualCondition = ((ObjectNode) rootNode).get(ACTUAL_CONDITION).getTextValue();
historyDataItem.conditionPattern = ((ObjectNode) rootNode).get(CONDITION_PATTERN).getTextValue();
}
@Override
public String getIdentifier() {
return identifier;
}
@Override
public void setIdentifier(String identifier) {
this.identifier = identifier;
}
}