package org.kuali.common.util.spring;
   
   import java.io.File;
   import java.util.List;
   import java.util.Properties;
   
   import org.kuali.common.util.CollectionUtils;
   import org.kuali.common.util.execute.Executable;
   import org.kuali.common.util.execute.StorePropertiesExecutable;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.beans.factory.annotation.Value;
  import org.springframework.context.annotation.Bean;
  import org.springframework.context.annotation.Configuration;
  import org.springframework.context.support.PropertySourcesPlaceholderConfigurer;
  import org.springframework.core.env.ConfigurableEnvironment;
  import org.springframework.util.Assert;
  
  @Configuration
  public class MetaInfProjectPropertiesConfig {
  
  	@Autowired
  	ConfigurableEnvironment env;
  
  	@Bean
  	public static PropertySourcesPlaceholderConfigurer pspc() {
  		return new PropertySourcesPlaceholderConfigurer();
  	}
  
  	@Value("${project.build.outputDirectory}/META-INF/${project.groupId.path}/${project.artifactId}.properties")
  	File outputFile;
  
  	@Bean
  	public Properties springProperties() {
  		return SpringUtils.getAllProperties(env);
  	}
  
  	@Bean(initMethod = "execute")
  	public Executable storePropertiesExecutable() {
  
  		// Extract property values from the environment
  		String encoding = SpringUtils.getProperty(env, "project.encoding");
  		String includesCSV = SpringUtils.getProperty(env, "project.metainf.includes");
  		String excludesCSV = SpringUtils.getProperty(env, "project.metainf.excludes");
  
  		// Make sure we are configured right
  		Assert.hasText(encoding);
  		Assert.hasText(includesCSV);
  		Assert.hasText(excludesCSV);
  
  		// Convert the lists to CSV
  		List<String> includes = CollectionUtils.getTrimmedListFromCSV(includesCSV);
  		List<String> excludes = CollectionUtils.getTrimmedListFromCSV(excludesCSV);
  
  		// Get the list of all properties spring knows about
  		Properties properties = springProperties();
  
  		// Setup the executable
  		StorePropertiesExecutable spe = new StorePropertiesExecutable();
  		spe.setEncoding(encoding);
  		spe.setOutputFile(outputFile);
  		spe.setProperties(properties);
  		spe.setIncludes(includes);
  		spe.setExcludes(excludes);
  		return spe;
  	}
  
  }