package com.atlassian.asap.core.client;
   
   import org.slf4j.Logger;
   import org.slf4j.LoggerFactory;
   
   import java.net.URI;
   
   import static org.apache.commons.lang3.StringUtils.defaultIfBlank;
   
  /**
   * A command line interface for {@link SimpleClient}.
   */
  public class SimpleClientRunner {
      public static final String ISSUER_SYSPROP = "asap.client.issuer";
      public static final String KEYID_SYSPROP = "asap.client.keyId";
      public static final String AUDIENCE_SYSPROP = "asap.client.audience";
      public static final String PRIVATE_KEY_SYSPROP = "asap.client.privateKey";
      public static final String RESOURCE_SERVER_URL_SYSPROP = "asap.client.resource.server.url";
  
      private static final Logger logger = LoggerFactory.getLogger(SimpleClientRunner.class);
  
      /**
       * Main function to run the client.
       *
       * @param args command line arguments
       * @throws Exception if something went wrong
       */
      public static void main(String[] args) throws Exception {
          String issuer = defaultIfBlank(System.getProperty(ISSUER_SYSPROP), "issuer1");
          String keyId = defaultIfBlank(System.getProperty(KEYID_SYSPROP), "issuer1/rsa-key-for-tests");
          String audience = defaultIfBlank(System.getProperty(AUDIENCE_SYSPROP), "test-resource-server");
          URI privateKeyBaseUrl = URI.create(defaultIfBlank(System.getProperty(PRIVATE_KEY_SYSPROP), "classpath:/privatekeys/"));
          URI resourceServerUrl = URI.create(defaultIfBlank(System.getProperty(RESOURCE_SERVER_URL_SYSPROP), "http://localhost:8080/"));
  
          SimpleClient simpleClient = new SimpleClient(issuer, keyId, audience, privateKeyBaseUrl);
  
          logger.info("Client Initialised with: Issuer: {}, KeyID: {}, Audience: {}, pkPath: {}, Resource Server: {}",
                  issuer, keyId, audience, privateKeyBaseUrl, resourceServerUrl);
  
          simpleClient.execute(resourceServerUrl);
      }
  
  }