本文整理匯總了Java中org.apache.flink.streaming.connectors.nifi.StandardNiFiDataPacket類的典型用法代碼示例。如果您正苦於以下問題：Java StandardNiFiDataPacket類的具體用法？Java StandardNiFiDataPacket怎麽用？Java StandardNiFiDataPacket使用的例子？那麽, 這裏精選的類代碼示例或許可以為您提供幫助。
StandardNiFiDataPacket類屬於org.apache.flink.streaming.connectors.nifi包，在下文中一共展示了StandardNiFiDataPacket類的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: main
import org.apache.flink.streaming.connectors.nifi.StandardNiFiDataPacket; //導入依賴的package包/類
public static void main(String[] args) throws Exception {
StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
SiteToSiteClientConfig clientConfig = new SiteToSiteClient.Builder()
.url("http://localhost:8080/nifi")
.portName("Data from Flink")
.buildConfig();
DataStreamSink<String> dataStream = env.fromElements("one", "two", "three", "four", "five", "q")
.addSink(new NiFiSink<>(clientConfig, new NiFiDataPacketBuilder<String>() {
@Override
public NiFiDataPacket createNiFiDataPacket(String s, RuntimeContext ctx) {
return new StandardNiFiDataPacket(s.getBytes(ConfigConstants.DEFAULT_CHARSET),
new HashMap<String, String>());
}
}));
env.execute();
}
示例2: main
import org.apache.flink.streaming.connectors.nifi.StandardNiFiDataPacket; //導入依賴的package包/類
public static void main(String[] args) throws Exception {
StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
SiteToSiteClientConfig clientConfig = new SiteToSiteClient.Builder()
.url("http://localhost:8080/nifi")
.portName("Data from Flink")
.buildConfig();
DataStreamSink<String> dataStream = env.fromElements("one", "two", "three", "four", "five", "q")
.addSink(new NiFiSink<>(clientConfig, new NiFiDataPacketBuilder<String>() {
@Override
public NiFiDataPacket createNiFiDataPacket(String s, RuntimeContext ctx) {
return new StandardNiFiDataPacket(s.getBytes(), new HashMap<String,String>());
}
}));
env.execute();
}
示例3: createNiFiDataPacket
import org.apache.flink.streaming.connectors.nifi.StandardNiFiDataPacket; //導入依賴的package包/類
@Override
public NiFiDataPacket createNiFiDataPacket(LogLevels logLevels, RuntimeContext runtimeContext) {
Map<String,Integer> counts = logLevels.getLevels();
// get the total number of error and warn messages
int totalWarnError = 0;
if (counts.containsKey(ERROR)) {
totalWarnError += counts.get(ERROR);
}
if (counts.containsKey(WARN)) {
totalWarnError += counts.get(WARN);
}
// calculate the number of ERROR/WARN messages per second
double windowSizeSeconds = windowSizeMillis / 1000;
double actualRate = ((double)totalWarnError) / windowSizeSeconds;
// always collect ERROR/WARN messages
StringBuilder builder = new StringBuilder();
builder.append(ERROR).append("\n");
builder.append(WARN).append("\n");
// only collect INFO and DEBUG if ERROR/WARN is less than minimum rate
if (actualRate < minRatePerSecond) {
builder.append(INFO).append("\n");
builder.append(DEBUG).append("\n");
}
// pass the rate, total, and window size as attributes
Map<String,String> attrs = new HashMap<>();
attrs.put(ERROR_WARN_RATE_ATTR, String.valueOf(actualRate));
attrs.put(ERROR_WARN_TOTAL_ATTR, String.valueOf(totalWarnError));
attrs.put(WINDOW_MILLIS_ATTR, String.valueOf(windowSizeMillis));
byte[] content = builder.toString().getBytes(StandardCharsets.UTF_8);
return new StandardNiFiDataPacket(content, attrs);
}