content: /*
   * Copyright 2024-2025 the original author or authors.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      https://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package com.alibaba.cloud.sentinel.custom.context;
  
  import com.alibaba.cloud.commons.lang.StringUtils;
  import com.alibaba.cloud.sentinel.SentinelConstants;
  import com.alibaba.cloud.sentinel.SentinelProperties;
  import com.alibaba.csp.sentinel.config.SentinelConfig;
  import com.alibaba.csp.sentinel.init.InitExecutor;
  import com.alibaba.csp.sentinel.log.LogBase;
  import com.alibaba.csp.sentinel.transport.config.TransportConfig;
  
  import org.springframework.boot.context.properties.bind.Binder;
  import org.springframework.context.ApplicationContextInitializer;
  import org.springframework.context.ConfigurableApplicationContext;
  import org.springframework.core.env.ConfigurableEnvironment;
  
  import static com.alibaba.cloud.sentinel.SentinelConstants.BLOCK_PAGE_URL_CONF_KEY;
  import static com.alibaba.csp.sentinel.config.SentinelConfig.setConfig;
  
  /**
   * @author yuluo
   * @author <a href="mailto:yuluo08290126@gmail.com">yuluo</a>
   */
  
  public class SentinelApplicationContextInitializer implements ApplicationContextInitializer<ConfigurableApplicationContext> {
  
  	@Override
  	public void initialize(ConfigurableApplicationContext applicationContext) {
  
  		ConfigurableEnvironment environment = applicationContext.getEnvironment();
  		String applicationName = environment.getProperty("spring.application.name");
  		SentinelProperties sentinelProperties = Binder.get(environment)
  				.bindOrCreate(SentinelConstants.PROPERTY_PREFIX, SentinelProperties.class);
  
  		initSentinelConfig(sentinelProperties, applicationName);
  	}
  
  	private void initSentinelConfig(SentinelProperties properties, String applicationName) {
  
  		if (StringUtils.isEmpty(System.getProperty(LogBase.LOG_DIR))
  				&& StringUtils.isNotBlank(properties.getLog().getDir())) {
  			System.setProperty(LogBase.LOG_DIR, properties.getLog().getDir());
  		}
  		if (StringUtils.isEmpty(System.getProperty(LogBase.LOG_NAME_USE_PID))
  				&& properties.getLog().isSwitchPid()) {
  			System.setProperty(LogBase.LOG_NAME_USE_PID,
  					String.valueOf(properties.getLog().isSwitchPid()));
  		}
  		if (StringUtils.isEmpty(System.getProperty(SentinelConfig.APP_NAME_PROP_KEY))
  				&& StringUtils.isNotBlank(applicationName)) {
  			System.setProperty(SentinelConfig.APP_NAME_PROP_KEY, applicationName);
  		}
  		if (StringUtils.isEmpty(System.getProperty(TransportConfig.SERVER_PORT))
  				&& StringUtils.isNotBlank(properties.getTransport().getPort())) {
  			System.setProperty(TransportConfig.SERVER_PORT,
  					properties.getTransport().getPort());
  		}
  		if (StringUtils.isEmpty(System.getProperty(TransportConfig.CONSOLE_SERVER))
  				&& StringUtils.isNotBlank(properties.getTransport().getDashboard())) {
  			System.setProperty(TransportConfig.CONSOLE_SERVER,
  					properties.getTransport().getDashboard());
  		}
  		if (StringUtils.isEmpty(System.getProperty(TransportConfig.HEARTBEAT_INTERVAL_MS))
  				&& StringUtils
  				.isNotBlank(properties.getTransport().getHeartbeatIntervalMs())) {
  			System.setProperty(TransportConfig.HEARTBEAT_INTERVAL_MS,
  					properties.getTransport().getHeartbeatIntervalMs());
  		}
  		if (StringUtils.isEmpty(System.getProperty(TransportConfig.HEARTBEAT_CLIENT_IP))
  				&& StringUtils.isNotBlank(properties.getTransport().getClientIp())) {
  			System.setProperty(TransportConfig.HEARTBEAT_CLIENT_IP,
  					properties.getTransport().getClientIp());
  		}
  		if (StringUtils.isEmpty(System.getProperty(SentinelConfig.CHARSET))
  				&& StringUtils.isNotBlank(properties.getMetric().getCharset())) {
  			System.setProperty(SentinelConfig.CHARSET,
  					properties.getMetric().getCharset());
  		}
  		if (StringUtils
  				.isEmpty(System.getProperty(SentinelConfig.SINGLE_METRIC_FILE_SIZE))
  				&& StringUtils.isNotBlank(properties.getMetric().getFileSingleSize())) {
  			System.setProperty(SentinelConfig.SINGLE_METRIC_FILE_SIZE,
  					properties.getMetric().getFileSingleSize());
  		}
  		if (StringUtils
  				.isEmpty(System.getProperty(SentinelConfig.TOTAL_METRIC_FILE_COUNT))
  				&& StringUtils.isNotBlank(properties.getMetric().getFileTotalCount())) {
  			System.setProperty(SentinelConfig.TOTAL_METRIC_FILE_COUNT,
  					properties.getMetric().getFileTotalCount());
  		}
  		if (StringUtils.isEmpty(System.getProperty(SentinelConfig.COLD_FACTOR))
  				&& StringUtils.isNotBlank(properties.getFlow().getColdFactor())) {
  			System.setProperty(SentinelConfig.COLD_FACTOR,
  					properties.getFlow().getColdFactor());
  		}
  		if (StringUtils.isNotBlank(properties.getBlockPage())) {
  			setConfig(BLOCK_PAGE_URL_CONF_KEY, properties.getBlockPage());
  		}
  
  		// earlier initialize
  		if (properties.isEager()) {
  
  			InitExecutor.doInit();
  		}
  
  	}
  
  }
  