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package org.openecomp.ncomp.sirius.manager;
import java.util.Iterator;
import org.json.JSONArray;
import org.json.JSONObject;
import org.openecomp.ncomp.sirius.manager.server.AttributeTranslationStep;
import org.openecomp.ncomp.sirius.manager.server.VersionConfiguration;
import org.openecomp.ncomp.sirius.manager.server.VersionTranslation;
import org.openecomp.ncomp.sirius.manager.server.VersionTranslationStep;
public class SimpleVersionHandler implements IVersionConverterHandler {
private VersionConfiguration configuration;
public JSONObject translateJsonObject(JSONObject json, String version1, String version2) {
if (version1 != null && version1.equals(version2)) return json;
if (json.length() == 0) return json;
// System.err.println("VVVVVV: " + version1 + " -> " + version2);
// System.err.println("VVVVVV before: " + json.toString(2));
VersionTranslation v1 = findVersion(version1);
VersionTranslation v2 = findVersion(version2);
if (v1 != null && v2 != null) {
throw new RuntimeException("Unable to translate between 2 old versions");
}
Boolean toCurrent = null;
VersionTranslation v = null;
if (v1 != null && version2 != null && version2.equals(configuration.getVersion())) {
toCurrent = true;
v = v1;
}
if (v2 != null && version1 != null && version1.equals(configuration.getVersion())) {
toCurrent = false;
v = v2;
}
if (toCurrent == null) {
throw new RuntimeException("Unable to translate between versions: " + version1 + " -> " + version2);
}
for (VersionTranslationStep step : v.getSteps()) {
if (step instanceof AttributeTranslationStep) {
AttributeTranslationStep s = (AttributeTranslationStep) step;
if (toCurrent)
jsonStringReplace(json, s.getAttribute(), s.getOldValue(), s.getCurrentValue());
else
jsonStringReplace(json, s.getAttribute(), s.getCurrentValue(), s.getOldValue());
}
}
// System.err.println("VVVVVV after: " + json.toString(2));
return json;
}
private VersionTranslation findVersion(String version) {
for (VersionTranslation v : configuration.getSupportedVersions()) {
if (v.getName().equals(version))
return v;
}
return null;
}
private void jsonStringReplace(JSONObject json, String attr, String string1, String string2) {
for (Iterator<String> i = json.keys(); i.hasNext();) {
String key = (String) i.next();
Object o = json.get(key);
if (o instanceof String) {
json.put(key, ((String) o).replace(string1, string2));
// System.out.println("KKKKKKK:" + o + " " + json.get(key));
}
if (o instanceof JSONObject) {
jsonStringReplace((JSONObject) o, attr, string1, string2);
}
if (o instanceof JSONArray) {
jsonStringReplace((JSONArray) o, attr, string1, string2);
}
}
}
private void jsonStringReplace(JSONArray a, String attr, String string1, String string2) {
for (int i = 0; i < a.length(); i++) {
Object o = a.get(i);
if (o instanceof JSONObject) {
jsonStringReplace((JSONObject) o, attr, string1, string2);
}
if (o instanceof JSONArray) {
jsonStringReplace((JSONArray) o, attr, string1, string2);
}
}
}
@Override
public void setconfiguration(VersionConfiguration c) {
configuration = c;
}
}
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