标签:body multi 系统 buffer text use sources intercept city
<dependency> <groupId>org.apache.flume</groupId> <artifactId>flume-ng-core</artifactId> <version>1.7.0</version> </dependency>
package com.atguigu.flume.interceptor; import org.apache.flume.Context; import org.apache.flume.Event; import org.apache.flume.interceptor.Interceptor; import java.util.List; public class CustomInterceptor implements Interceptor { @Override public void initialize() { } @Override public Event intercept(Event event) { byte[] body = event.getBody(); if (body[0] < ‘z‘ && body[0] > ‘a‘) { event.getHeaders().put("type", "letter"); } else if (body[0] > ‘0‘ && body[0] < ‘9‘) { event.getHeaders().put("type", "number"); } return event; } @Override public List<Event> intercept(List<Event> events) { for (Event event : events) { intercept(event); } return events; } @Override public void close() { } public static class Builder implements Interceptor.Builder { @Override public Interceptor build() { return new CustomInterceptor(); } @Override public void configure(Context context) { } } }
# Name the components on this agent a1.sources = r1 a1.sinks = k1 k2 a1.channels = c1 c2 # Describe/configure the source a1.sources.r1.type = netcat a1.sources.r1.bind = localhost a1.sources.r1.port = 44444 a1.sources.r1.interceptors = i1 a1.sources.r1.interceptors.i1.type = com.atguigu.flume.interceptor.CustomInterceptor$Builder a1.sources.r1.selector.type = multiplexing a1.sources.r1.selector.header = type a1.sources.r1.selector.mapping.letter = c1 a1.sources.r1.selector.mapping.number = c2 # Describe the sink a1.sinks.k1.type = avro a1.sinks.k1.hostname = hadoop103 a1.sinks.k1.port = 4141 a1.sinks.k2.type=avro a1.sinks.k2.hostname = hadoop104 a1.sinks.k2.port = 4242 # Use a channel which buffers events in memory a1.channels.c1.type = memory a1.channels.c1.capacity = 1000 a1.channels.c1.transactionCapacity = 100 # Use a channel which buffers events in memory a1.channels.c2.type = memory a1.channels.c2.capacity = 1000 a1.channels.c2.transactionCapacity = 100 # Bind the source and sink to the channel a1.sources.r1.channels = c1 c2 a1.sinks.k1.channel = c1 a1.sinks.k2.channel = c2
a1.sources = r1 a1.sinks = k1 a1.channels = c1 a1.sources.r1.type = avro a1.sources.r1.bind = hadoop103 a1.sources.r1.port = 4141 a1.sinks.k1.type = logger a1.channels.c1.type = memory a1.channels.c1.capacity = 1000 a1.channels.c1.transactionCapacity = 100 a1.sinks.k1.channel = c1 a1.sources.r1.channels = c1
a1.sources = r1 a1.sinks = k1 a1.channels = c1 a1.sources.r1.type = avro a1.sources.r1.bind = hadoop104 a1.sources.r1.port = 4242 a1.sinks.k1.type = logger a1.channels.c1.type = memory a1.channels.c1.capacity = 1000 a1.channels.c1.transactionCapacity = 100 a1.sinks.k1.channel = c1 a1.sources.r1.channels = c1
标签:body multi 系统 buffer text use sources intercept city
原文地址:https://www.cnblogs.com/qiu-hua/p/13382740.html