spring4.1.6的有没有erase-credentials

package comreportutil;
import javanetUnknownHostException;
import javautilLocale;
import javautilResourceBundle;
import orgspringframeworkdataauthenticationUserCredentials;
import orgspringframeworkdatamongodbcoreMongoOperations;
import orgspringframeworkdatamongodbcoreMongoTemplate;
import orgspringframeworkdatamongodbcoreSimpleMongoDbFactory;
import commongodbMongo;
public class MongoUtil {
private volatile static MongoOperations mongoOperation;
private static final String CONFIG_FILE_NAME = "DataSource";
private static final String KEY_HOST = "Host";
private static final String KEY_PORT = "Port";
private static final String KEY_DATABASE = "Database";
private static final String KEY_USERNAME = "UserName";
private static final String KEY_PASSWORD = "Password";
private MongoUtil() {
}
public static MongoOperations getMongoOperation() {
if (mongoOperation == null) {
ResourceBundle resourceBundle = ResourceBundlegetBundle(
CONFIG_FILE_NAME, LocalegetDefault());//获取配置文件DataSourceproperties
String hostAddr = resourceBundlegetString(KEY_HOST) + ":"
+ resourceBundlegetString(KEY_PORT);
UserCredentials userCredentials = new UserCredentials(
resourceBundlegetString(KEY_USERNAME),
resourceBundlegetString(KEY_PASSWORD));
try {
mongoOperation = new MongoTemplate(
new SimpleMongoDbFactory(new Mongo(hostAddr),
resourceBundlegetString(KEY_DATABASE),
userCredentials));
} catch (UnknownHostException e) {
eprintStackTrace();
}
}
return mongoOperation;
}
}

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