mirror of https://github.com/longtai-cn/hippo4j
龙台 Long Tai
2 years ago
committed by
GitHub
commit
018554ee07
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package cn.hippo4j.core.starter.parser;
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/**
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* @author : wh
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* @date : 2022/3/1 07:50
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* @description:
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*/
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public abstract class AbstractConfigParser implements ConfigParser{
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@Override
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public boolean supports(ConfigFileTypeEnum type) {
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return getConfigFileTypes().contains(type);
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}
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}
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package cn.hippo4j.core.starter.parser;
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import lombok.Getter;
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/**
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* @author : wh
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* @date : 2022/3/1 07:47
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* @description:
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*/
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@Getter
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public enum ConfigFileTypeEnum {
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PROPERTIES("properties"),
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XML("xml"),
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JSON("json"),
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YML("yml"),
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YAML("yaml"),
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TXT("txt");
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private final String value;
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ConfigFileTypeEnum(String value) {
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this.value = value;
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}
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public static ConfigFileTypeEnum of(String value) {
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for (ConfigFileTypeEnum typeEnum : ConfigFileTypeEnum.values()) {
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if (typeEnum.value.equals(value)) {
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return typeEnum;
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}
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}
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return PROPERTIES;
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}
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}
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package cn.hippo4j.core.starter.parser;
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import java.io.IOException;
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import java.util.List;
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import java.util.Map;
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/**
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* @author : wh
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* @date : 2022/3/1 07:47
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* @description:
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*/
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public interface ConfigParser {
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boolean supports(ConfigFileTypeEnum type);
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Map<Object, Object> doParse(String content) throws IOException;
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List<ConfigFileTypeEnum> getConfigFileTypes();
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}
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package cn.hippo4j.core.starter.parser;
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import com.google.common.collect.Lists;
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import java.io.IOException;
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import java.util.Collections;
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import java.util.List;
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import java.util.Map;
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import java.util.ServiceLoader;
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/**
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* @author : wh
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* @date : 2022/3/1 08:02
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* @description:
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*/
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public class ConfigParserHandler {
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private static final List<ConfigParser> PARSERS = Lists.newArrayList();
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private ConfigParserHandler() {
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ServiceLoader<ConfigParser> loader = ServiceLoader.load(ConfigParser.class);
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for (ConfigParser configParser : loader) {
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PARSERS.add(configParser);
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}
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PARSERS.add(new PropertiesConfigParser());
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PARSERS.add(new YamlConfigParser());
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}
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public Map<Object, Object> parseConfig(String content, ConfigFileTypeEnum type) throws IOException {
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for (ConfigParser parser : PARSERS) {
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if (parser.supports(type)) {
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return parser.doParse(content);
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}
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}
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return Collections.emptyMap();
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}
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public static ConfigParserHandler getInstance() {
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return ConfigParserHandlerHolder.INSTANCE;
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}
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private static class ConfigParserHandlerHolder {
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private static final ConfigParserHandler INSTANCE = new ConfigParserHandler();
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}
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}
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package cn.hippo4j.core.starter.parser;
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import com.google.common.collect.Lists;
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import java.io.IOException;
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import java.io.StringReader;
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import java.util.List;
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import java.util.Map;
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import java.util.Properties;
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/**
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* @author : wh
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* @date : 2022/3/1 07:49
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* @description:
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*/
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public class PropertiesConfigParser extends AbstractConfigParser{
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@Override
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public Map<Object, Object> doParse(String content) throws IOException {
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Properties properties = new Properties();
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properties.load(new StringReader(content));
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return properties;
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}
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@Override
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public List<ConfigFileTypeEnum> getConfigFileTypes() {
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return Lists.newArrayList(ConfigFileTypeEnum.PROPERTIES);
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}
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}
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package cn.hippo4j.core.starter.parser;
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import com.google.common.collect.Lists;
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import com.google.common.collect.Maps;
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import org.springframework.beans.factory.config.YamlPropertiesFactoryBean;
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import org.springframework.core.io.ByteArrayResource;
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import org.springframework.util.StringUtils;
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import java.util.List;
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import java.util.Map;
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/**
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* @author : wh
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* @date : 2022/3/1 07:57
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* @description:
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*/
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public class YamlConfigParser extends AbstractConfigParser{
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@Override
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public Map<Object, Object> doParse(String content) {
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if (StringUtils.isEmpty(content)) {
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return Maps.newHashMapWithExpectedSize(0);
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}
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YamlPropertiesFactoryBean bean = new YamlPropertiesFactoryBean();
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bean.setResources(new ByteArrayResource(content.getBytes()));
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return bean.getObject();
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}
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@Override
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public List<ConfigFileTypeEnum> getConfigFileTypes() {
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return Lists.newArrayList(ConfigFileTypeEnum.YML, ConfigFileTypeEnum.YAML);
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}
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}
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package cn.hippo4j.core.starter.refresher;
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import cn.hippo4j.core.executor.ThreadPoolNotifyAlarmHandler;
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import cn.hippo4j.core.starter.config.BootstrapCoreProperties;
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import com.ctrip.framework.apollo.Config;
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import com.ctrip.framework.apollo.ConfigChangeListener;
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import com.ctrip.framework.apollo.ConfigFile;
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import com.ctrip.framework.apollo.ConfigService;
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import com.ctrip.framework.apollo.core.enums.ConfigFileFormat;
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import com.ctrip.framework.apollo.model.ConfigChangeEvent;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.factory.InitializingBean;
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import org.springframework.beans.factory.annotation.Value;
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/**
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* @author : wh
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* @date : 2022/2/28 21:32
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* @description:
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*/
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@Slf4j
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public class ApolloRefresherHandler extends AbstractCoreThreadPoolDynamicRefresh implements ConfigChangeListener, InitializingBean {
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private static final String APOLLO_PROPERTY = "${apollo.bootstrap.namespaces:application}";
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@Value(APOLLO_PROPERTY)
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private String namespace;
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public ApolloRefresherHandler(ThreadPoolNotifyAlarmHandler threadPoolNotifyAlarmHandler , BootstrapCoreProperties bootstrapCoreProperties) {
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super(threadPoolNotifyAlarmHandler, bootstrapCoreProperties);
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}
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@Override
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public void onChange(ConfigChangeEvent configChangeEvent) {
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ConfigFile configFile = ConfigService.getConfigFile(namespace,
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ConfigFileFormat.fromString(bootstrapCoreProperties.getConfigFileType().getValue()));
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String configInfo = configFile.getContent();
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dynamicRefresh(configInfo);
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}
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@Override
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public void afterPropertiesSet() {
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String[] apolloNamespaces = this.namespace.split(",");
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this.namespace = apolloNamespaces[0];
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Config config = ConfigService.getConfig(namespace);
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config.addChangeListener(this);
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log.info("dynamic-thread-pool refresher, add apollo listener success, namespace: {}", namespace);
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}
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}
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