import com.fasterxml.jackson.core.json.PackageVersion; //导入依赖的package包/类
@Inject
    public ApiServerChannelInitializer(ObjectMapper objectMapper,
                                       ApiProtocolSwitcher apiProtocolSwitcher,
//                                       ObservableEncoder rxjavaHandler,
                                       GeneratedJaxRsModuleHandler jaxRsModuleHandler) {
        this.apiProtocolSwitcher = apiProtocolSwitcher;
//        this.rxjavaHandler = rxjavaHandler;
        this.jaxRsHandlers =  jaxRsModuleHandler;
        SimpleModule nettyModule = new SimpleModule("Netty", PackageVersion.VERSION);
        nettyModule.addSerializer(new ByteBufSerializer());
        objectMapper.registerModule(nettyModule);
        // TODO: allow customization of the thread pool!
//        rxJavaGroup = new DefaultEventExecutorGroup(4, new DefaultThreadFactory("rxjava"));
        jaxRsGroup = new DefaultEventExecutorGroup(Runtime.getRuntime().availableProcessors(),
                new DefaultThreadFactory("jax-rs"));
    }
 

import com.fasterxml.jackson.core.json.PackageVersion; //导入依赖的package包/类
@Inject
public ApiServerChannelInitializer(ObjectMapper objectMapper,
                                   ApiProtocolSwitcher apiProtocolSwitcher,
                                   SecurityManager securityManager,
                                   GeneratedJaxRsModuleHandler jaxRsModuleHandler) {
    this.apiProtocolSwitcher = apiProtocolSwitcher;
    this.jaxRsHandlers =  jaxRsModuleHandler;
    this.shiroHandler = new ShiroHandler(securityManager);
    this.userLoggingHandler = new UserLoggingHandler();
    SimpleModule nettyModule = new SimpleModule("Netty", PackageVersion.VERSION);
    nettyModule.addSerializer(new ByteBufSerializer());
    objectMapper.registerModule(nettyModule);
}
 

import com.fasterxml.jackson.core.json.PackageVersion; //导入依赖的package包/类
public void testPackageVersionMatches() {
    assertEquals(PackageVersion.VERSION, VersionUtil.versionFor(UTF8JsonGenerator.class));
}
 

import com.fasterxml.jackson.core.json.PackageVersion; //导入依赖的package包/类
public Version version()
{
  return PackageVersion.VERSION;
}
 

import com.fasterxml.jackson.core.json.PackageVersion; //导入依赖的package包/类
@Override
public Version version() {
    return PackageVersion.VERSION;
}
 

import com.fasterxml.jackson.core.json.PackageVersion; //导入依赖的package包/类
/**
 * Implemented with standard version number detection algorithm, typically using
 * a simple generated class, with information extracted from Maven project file
 * during build.
 */
@Override public Version version() { return PackageVersion.VERSION; }
 

import com.fasterxml.jackson.core.json.PackageVersion; //导入依赖的package包/类
@Override public Version version() { return PackageVersion.VERSION; }