android netty5.0 编译时 java.lang.NoClassDefFoundError: io.netty.channel.nio.NioEventLoopGroup

本文解决了一个在Android项目中使用Netty 5.0时遇到的编译错误:java.lang.NoClassDefFoundError。通过将Netty包添加到项目的libs目录并将其加入编译路径,成功解决了此问题。

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android netty5.0 编译时 java.lang.NoClassDefFoundError: io.netty.channel.nio.NioEventLoopGroup

 

复制netty包到 libs目录下 然后选中这个包右键添加到编译目录即可 build path ->添加

转载于:https://www.cnblogs.com/cfas/p/5790944.html

java.lang.NoClassDefFoundError: Could not initialize class io.netty.util.internal.PlatformDependent0 at io.netty.util.internal.PlatformDependent.getSystemClassLoader(PlatformDependent.java:694) at io.netty.channel.nio.NioEventLoop$4.run(NioEventLoop.java:171) at java.base/java.security.AccessController.doPrivileged(AccessController.java:319) at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:167) at io.netty.channel.nio.NioEventLoop.<init>(NioEventLoop.java:149) at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:102) at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:64) at io.netty.channel.MultithreadEventLoopGroup.<init>(MultithreadEventLoopGroup.java:49) at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:70) at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:65) at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:56) at org.apache.rocketmq.remoting.netty.NettyRemotingClient.<init>(NettyRemotingClient.java:122) at org.apache.rocketmq.client.impl.MQClientAPIImpl.<init>(MQClientAPIImpl.java:188) at org.apache.rocketmq.client.impl.factory.MQClientInstance.<init>(MQClientInstance.java:133) at org.apache.rocketmq.client.impl.MQClientManager.getOrCreateMQClientInstance(MQClientManager.java:53) at org.apache.rocketmq.tools.admin.DefaultMQAdminExtImpl.start(DefaultMQAdminExtImpl.java:120) at org.apache.rocketmq.tools.admin.DefaultMQAdminExt.start(DefaultMQAdminExt.java:145) at org.apache.rocketmq.dashboard.admin.MQAdminFactory.getInstance(MQAdminFactory.java:53) at org.apache.rocketmq.dashboard.admin.MQAdminPooledObjectFactory.makeObject(MQAdminPooledObjectFactory.java:35) at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:888) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:432) at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObject
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