quickfix.DefaultDataDictionaryProvider Maven / Gradle / Ivy
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package quickfix;
import org.quickfixj.QFJException;
import quickfix.field.ApplVerID;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import static quickfix.MessageUtils.toBeginString;
public class DefaultDataDictionaryProvider implements DataDictionaryProvider {
private final Map transportDictionaries = new ConcurrentHashMap<>();
private final Map applicationDictionaries = new ConcurrentHashMap<>();
private final boolean findDataDictionaries;
public DefaultDataDictionaryProvider() {
findDataDictionaries = true;
}
public DefaultDataDictionaryProvider(boolean findDataDictionaries) {
this.findDataDictionaries = findDataDictionaries;
}
public synchronized DataDictionary getSessionDataDictionary(String beginString) {
DataDictionary dd = transportDictionaries.get(beginString);
if (dd == null && findDataDictionaries) {
String path = beginString.replace(".", "") + ".xml";
try {
dd = new DataDictionary(path);
transportDictionaries.put(beginString, dd);
} catch (ConfigError e) {
throw new QFJException(e);
}
}
return dd;
}
public DataDictionary getApplicationDataDictionary(ApplVerID applVerID) {
AppVersionKey appVersionKey = new AppVersionKey(applVerID);
DataDictionary dd = applicationDictionaries.get(appVersionKey);
if (dd == null && findDataDictionaries) {
String beginString = toBeginString(applVerID);
String path = beginString.replace(".", "") + ".xml";
try {
dd = new DataDictionary(path);
applicationDictionaries.put(appVersionKey, dd);
} catch (ConfigError e) {
throw new QFJException(e);
}
}
return dd;
}
public void addTransportDictionary(String beginString, DataDictionary dd) {
transportDictionaries.put(beginString, dd);
}
public void addApplicationDictionary(ApplVerID applVerID, DataDictionary dataDictionary) {
applicationDictionaries.put(new AppVersionKey(applVerID), dataDictionary);
}
private static class AppVersionKey {
private final ApplVerID applVerID;
public AppVersionKey(ApplVerID applVerID) {
this.applVerID = applVerID;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((applVerID == null) ? 0 : applVerID.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
AppVersionKey other = (AppVersionKey) obj;
if (applVerID == null) {
if (other.applVerID != null) {
return false;
}
} else if (!applVerID.equals(other.applVerID)) {
return false;
}
return true;
}
}
}