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Java 迁移到Jersey 2.25时替换Jersey 1.19中的InjectableProvider_Java_Jersey 2.0 - Fatal编程技术网

Java 迁移到Jersey 2.25时替换Jersey 1.19中的InjectableProvider

Java 迁移到Jersey 2.25时替换Jersey 1.19中的InjectableProvider,java,jersey-2.0,Java,Jersey 2.0,我正在从泽西岛1.19迁移到泽西岛2.25。我没有找到足够的文档来替换InjectableProvider 谁能帮帮我吗 import java.lang.reflect.Type; import java.util.List; import java.util.Locale; import javax.ws.rs.core.Context; import javax.ws.rs.ext.Provider; import org.glassfish.hk2.api.InjectionReso

我正在从泽西岛1.19迁移到泽西岛2.25。我没有找到足够的文档来替换InjectableProvider

谁能帮帮我吗

import java.lang.reflect.Type;
import java.util.List;
import java.util.Locale;

import javax.ws.rs.core.Context;
import javax.ws.rs.ext.Provider;

import org.glassfish.hk2.api.InjectionResolver;
import org.springframework.stereotype.Component;

import com.sun.jersey.api.core.HttpContext;
import com.sun.jersey.core.spi.component.ComponentContext;
import com.sun.jersey.core.spi.component.ComponentScope;
import com.sun.jersey.server.impl.inject.AbstractHttpContextInjectable;
import com.sun.jersey.spi.inject.Injectable;
import com.sun.jersey.spi.inject.InjectableProvider;

@Provider
@Component
public class LocaleProvider extends AbstractHttpContextInjectable<Locale>
    implements InjectionResolver<Context, Type> {

  private final Locale swedish = new Locale("sv", "", "");

  @Override
  public ComponentScope getScope() {
    return ComponentScope.PerRequest;
  }

  @Override
  public Injectable<Locale> getInjectable(ComponentContext ic, Context a, Type c) {
    if (c.equals(Locale.class)) {
      return this;
    }

    return null;
  }

  @Override
  public Locale getValue(HttpContext c) {
    final List<Locale> locales = c.getRequest().getAcceptableLanguages();
    if (locales.isEmpty()) {
      return Locale.US;
    }

    for (Locale locale : locales) {
      if (locale.getLanguage().equals(swedish.getLanguage())) {
        return swedish;
      } else if (locale.getLanguage().equals(Locale.US.getLanguage())) {
        return Locale.US;
      }
    }

    // return english if no other supported language is found
    return Locale.US;
  }

}
import java.lang.reflect.Type;
导入java.util.List;
导入java.util.Locale;
导入javax.ws.rs.core.Context;
导入javax.ws.rs.ext.Provider;
导入org.glassfish.hk2.api.InjectionResolver;
导入org.springframework.stereotype.Component;
导入com.sun.jersey.api.core.HttpContext;
导入com.sun.jersey.core.spi.component.ComponentContext;
导入com.sun.jersey.core.spi.component.ComponentScope;
导入com.sun.jersey.server.impl.inject.AbstractHttpContextInjectable;
导入com.sun.jersey.spi.inject.Injectable;
导入com.sun.jersey.spi.inject.InjectableProvider;
@提供者
@组成部分
公共类LocaleProvider扩展了AbstractHttpContextInjectable
实现注入解析器{
私有最终语言环境瑞典语=新语言环境(“sv”、““”、”);
@凌驾
公共组件范围getScope(){
返回ComponentScope.PerRequest;
}
@凌驾
公共可注入getInjectable(ComponentContext ic,上下文a,类型c){
if(c.equals(Locale.class)){
归还这个;
}
返回null;
}
@凌驾
公共区域设置getValue(HttpContext c){
最终列表区域设置=c.getRequest().getAcceptableLanguages();
if(locales.isEmpty()){
返回Locale.US;
}
for(区域设置:区域设置){
if(locale.getLanguage().equals(swedish.getLanguage())){
返回瑞典;
}else if(locale.getLanguage().equals(locale.US.getLanguage())){
返回Locale.US;
}
}
//如果找不到其他支持的语言,则返回英语
返回Locale.US;
}
}

使用HK2
工厂
。助手抽象类是
AbstractContainerRequestValueFactory
,它使您可以轻松访问
ContainerRequest
。您可以从中获得可接受的语言

public class LocaleFactory
        extends AbstractContainerRequestValueFactory<Local> {

    @Override
    public Locale provide() {
        ContainerRequest cr = getContainerRequest();
    }
}
另请参见:


  • 自Jersey 2.26版以来,AbstractContainerRequestValueFactory类已被删除。或者,我们可以使用
    org.glassfish.hk2.api.Factory
    注入自定义实例值,可以使用
    @Context

    依赖关系

    在类路径
    org.glassfish.jersey.inject:jersey-hk2

    工厂级

    定义工厂以构造要注入的值

    import org.glassfish.hk2.api.Factory;
    import javax.ws.rs.container.ContainerRequestContext;
    import javax.ws.rs.core.Context;
    import javax.ws.rs.ext.Provider;
    import java.util.List;
    import java.util.Locale;
    
    @Provider
    public class LocaleFactory implements Factory<Locale> {
        private final Locale swedish = new Locale("sv", "", "");
        @Context
        private ContainerRequestContext ctx;
    
        @Override
        public Locale provide() {
            final List<Locale> locales = ctx.getAcceptableLanguages();
            if (locales.isEmpty()) {
                return Locale.US;
            }
            for (Locale locale : locales) {
                if (locale.getLanguage().equals(swedish.getLanguage())) {
                    return swedish;
                } else if (locale.getLanguage().equals(Locale.US.getLanguage())) {
                    return Locale.US;
                }
            }
            // return english if no other supported language is found
            return Locale.US;
        }
    
        @Override
        public void dispose(Locale instance) {/**Noop**/}
    }
    

    效果很好。谢谢
    import org.glassfish.hk2.api.Factory;
    import javax.ws.rs.container.ContainerRequestContext;
    import javax.ws.rs.core.Context;
    import javax.ws.rs.ext.Provider;
    import java.util.List;
    import java.util.Locale;
    
    @Provider
    public class LocaleFactory implements Factory<Locale> {
        private final Locale swedish = new Locale("sv", "", "");
        @Context
        private ContainerRequestContext ctx;
    
        @Override
        public Locale provide() {
            final List<Locale> locales = ctx.getAcceptableLanguages();
            if (locales.isEmpty()) {
                return Locale.US;
            }
            for (Locale locale : locales) {
                if (locale.getLanguage().equals(swedish.getLanguage())) {
                    return swedish;
                } else if (locale.getLanguage().equals(Locale.US.getLanguage())) {
                    return Locale.US;
                }
            }
            // return english if no other supported language is found
            return Locale.US;
        }
    
        @Override
        public void dispose(Locale instance) {/**Noop**/}
    }
    
    import org.glassfish.hk2.utilities.binding.AbstractBinder;
    import org.glassfish.jersey.process.internal.RequestScoped;
    import org.glassfish.jersey.server.ResourceConfig;
    import javax.ws.rs.ext.Provider;
    import java.util.Locale;
    @Provider
    class ApplicationConfig extends ResourceConfig {
        public ApplicationConfig() {
            register(new AbstractBinder() {
                @Override
                protected void configure() {
                    bindFactory(LocaleFactory.class)
                            .to(Locale.class)
                            .in(RequestScoped.class);
                }
            });
        }
    }