How to use

org.apache.samza.config.SystemConfig

constructor

SystemConfig systemConfig = new SystemConfig(config);
this.deleteCommittedMessages = systemConfig.deleteCommittedMessages(systemName);

SystemConfig systemConfig = new SystemConfig(config);
this.deleteCommittedMessages = systemConfig.deleteCommittedMessages(systemName);

SystemConfig systemConfig = new SystemConfig(config);
this.deleteCommittedMessages = systemConfig.deleteCommittedMessages(systemName);

assertEquals("value1", new SystemConfig(config).getSystemKeySerde(STREAM1_SYSTEM).get());
assertEquals("newest", config.getDefaultStreamOffset(SYSTEM_STREAM_1).get());