Druid配置类、Dubbo配置类、Captcha配置类、Redis配置类、RestTemplate配置类

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DruidConfig配置类

package com.xdclass.app.config;

import com.alibaba.druid.pool.DruidDataSource;
import com.alibaba.druid.support.http.StatViewServlet;
import com.alibaba.druid.support.http.WebStatFilter;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import javax.sql.DataSource;
import java.util.HashMap;
import java.util.Map;

@Configuration
public class DruidConfig {

    @Value("${druid.login.user_name}")
    private String userName;
    @Value("${druid.login.password}")
    private String password;


    /**
     * 必须配置数据源，不然⽆法获取到sql监控，与sql防⽕墙监控
     */
    @Bean(name = "default_databaseSource")
    @ConfigurationProperties(prefix = "spring.datasource")
    public DataSource druidDataSource() {
        return new DruidDataSource();
    }


    @Bean
    public ServletRegistrationBean druidServlet() {
        ServletRegistrationBean servletRegistrationBean = new
                ServletRegistrationBean();
        servletRegistrationBean.setServlet(new StatViewServlet());
        servletRegistrationBean.addUrlMappings("/druid/*");
        Map<String, String> initParameters = new HashMap<>();
        initParameters.put("loginUsername", userName);// ⽤户名
        initParameters.put("loginPassword", password);// 密码
        initParameters.put("resetEnable", "false");// 禁⽤HTML⻚⾯上的"Reset All"功能
        servletRegistrationBean.setInitParameters(initParameters);
        return servletRegistrationBean;
    }

    @Bean
    public FilterRegistrationBean filterRegistrationBean() {
        FilterRegistrationBean filterRegistrationBean = new
                FilterRegistrationBean();
        filterRegistrationBean.setFilter(new WebStatFilter());
        filterRegistrationBean.addUrlPatterns("/*");
        filterRegistrationBean.addInitParameter("exclusions",
                "*.js,*.gif,*.jpg,*.png,*.css,*.ico,/druid/*");
        return filterRegistrationBean;
    }
}

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DubboConfig配置类

package com.xdclass.app.config;

import org.apache.dubbo.config.MetadataReportConfig;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;


@Configuration
public class DubboConfig {
    @Bean
    public MetadataReportConfig metadataReportConfig() {
        MetadataReportConfig metadataReportConfig = new
                MetadataReportConfig();
        metadataReportConfig.setAddress("zookeeper://1.127.201.102:2181");
        return metadataReportConfig;
    }
}

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CaptchaConfig 验证码配置类

package net.xdclass.redis.config;

import com.google.code.kaptcha.Constants;
import com.google.code.kaptcha.impl.DefaultKaptcha;
import com.google.code.kaptcha.util.Config;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.Properties;

@Configuration
public class CaptchaConfig {
    /**
     * 验证码配置
     * Kaptcha配置类名
     *
     * @return
     */
    @Bean
    @Qualifier("captchaProducer")
    public DefaultKaptcha kaptcha() {
        DefaultKaptcha kaptcha = new DefaultKaptcha();
        Properties properties = new Properties();
        //验证码个数
        properties.setProperty(Constants.KAPTCHA_TEXTPRODUCER_CHAR_LENGTH, "4");
        //字体间隔
        properties.setProperty(Constants.KAPTCHA_TEXTPRODUCER_CHAR_SPACE,"8");
        //干扰线颜色
        //干扰实现类
        properties.setProperty(Constants.KAPTCHA_NOISE_IMPL, "com.google.code.kaptcha.impl.NoNoise");
        //图片样式
        properties.setProperty(Constants.KAPTCHA_OBSCURIFICATOR_IMPL, "com.google.code.kaptcha.impl.WaterRipple");
        //文字来源
        properties.setProperty(Constants.KAPTCHA_TEXTPRODUCER_CHAR_STRING, "123456789abcdefg");
        Config config = new Config(properties);
        kaptcha.setConfig(config);
        return kaptcha;
    }
}

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RedisTemplateConfiguration配置类

package net.xdclass.redis.config;




import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonTypeInfo;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.MapperFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import org.springframework.cache.interceptor.KeyGenerator;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;
import org.springframework.data.redis.cache.RedisCacheConfiguration;
import org.springframework.data.redis.cache.RedisCacheManager;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializationContext;
import org.springframework.data.redis.serializer.StringRedisSerializer;
import org.springframework.util.StringUtils;


import java.lang.reflect.Method;
import java.time.Duration;

@Configuration
public class RedisTemplateConfiguration {


    /************自定义序列化和反序列化机制配置************
    /**
     * @param redisConnectionFactory
     * @return
     */
    @Bean
    public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
        RedisTemplate<Object, Object> redisTemplate = new RedisTemplate<>();
        redisTemplate.setConnectionFactory(redisConnectionFactory);
        // 使用Jackson2JsonRedisSerialize 替换默认序列化
        Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
        ObjectMapper objectMapper = new ObjectMapper();
        objectMapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        jackson2JsonRedisSerializer.setObjectMapper(objectMapper);
        // 设置key和value的序列化规则
        redisTemplate.setKeySerializer(new StringRedisSerializer());
        redisTemplate.setValueSerializer(jackson2JsonRedisSerializer);
        // 设置hashKey和hashValue的序列化规则
        redisTemplate.setHashKeySerializer(new StringRedisSerializer());
        redisTemplate.setHashValueSerializer(jackson2JsonRedisSerializer);
        // 设置支持事物
        //redisTemplate.setEnableTransactionSupport(true);
        redisTemplate.afterPropertiesSet();
        return redisTemplate;
    }




    /***************修改redis缓存序列化器和配置manager过期时间***************************/
    @Bean
    @Primary
    public RedisCacheManager cacheManager1Minutes(RedisConnectionFactory connectionFactory) {
        RedisCacheConfiguration config = instanceConfig(60L);
        return RedisCacheManager.builder(connectionFactory)
                .cacheDefaults(config)
                .transactionAware()
                .build();
    }


    @Bean
    public RedisCacheManager cacheManager1Hour(RedisConnectionFactory connectionFactory) {
        RedisCacheConfiguration config = instanceConfig(3600L);
        return RedisCacheManager.builder(connectionFactory)
                .cacheDefaults(config)
                .transactionAware()
                .build();
    }
    @Bean
    public RedisCacheManager cacheManager1Day(RedisConnectionFactory connectionFactory) {
        RedisCacheConfiguration config = instanceConfig(3600 * 24L);
        return RedisCacheManager.builder(connectionFactory)
                .cacheDefaults(config)
                .transactionAware()
                .build();
    }



    private RedisCacheConfiguration instanceConfig(Long ttl) {
        Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(Object.class);
        ObjectMapper objectMapper = new ObjectMapper();
        objectMapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
        objectMapper.registerModule(new JavaTimeModule());
        // 去掉各种@JsonSerialize注解的解析
        objectMapper.configure(MapperFeature.USE_ANNOTATIONS, false);
        // 只针对非空的值进行序列化
        objectMapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
        // 将类型序列化到属性json字符串中
        objectMapper.activateDefaultTyping(LaissezFaireSubTypeValidator.instance ,
                ObjectMapper.DefaultTyping.NON_FINAL, JsonTypeInfo.As.PROPERTY);
        jackson2JsonRedisSerializer.setObjectMapper(objectMapper);
        return RedisCacheConfiguration.defaultCacheConfig()
                .entryTtl(Duration.ofSeconds(ttl))
                .disableCachingNullValues()
                .serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(jackson2JsonRedisSerializer));
    }



    /*********SpringCache框架自定义缓存KeyGenerator************/
    @Bean
    public KeyGenerator springCacheDefaultKeyGenerator(){
        return new KeyGenerator() {
            @Override
            public Object generate(Object o, Method method, Object... objects) {
                return o.getClass().getSimpleName() + "_"
                        + method.getName() + "_"
                        + StringUtils.arrayToDelimitedString(objects, "_");
            }
        };
    }

}

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RestTemplateConfig配置类

package test.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.client.ClientHttpRequestFactory;
import org.springframework.http.client.SimpleClientHttpRequestFactory;
import org.springframework.web.client.RestTemplate;

@Configuration
public class RestTemplateConfig {

    @Bean
    public RestTemplate restTemplate(ClientHttpRequestFactory factory) {
        return new RestTemplate(factory);
    }

    @Bean
    public ClientHttpRequestFactory simpleClientHttpRequestFactory() {
        SimpleClientHttpRequestFactory factory = new SimpleClientHttpRequestFactory();
        //单位为ms
        factory.setReadTimeout(5000);
        //单位为ms
        factory.setConnectTimeout(5000);
        return factory;
    }
}