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package org.onap.sdc.dcae;
import org.onap.sdc.dcae.controller.proxy.DcaeProxy;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.boot.web.support.SpringBootServletInitializer;
import org.springframework.context.annotation.*;
import javax.servlet.ServletContext;
import java.io.IOException;
import java.io.InputStream;
import java.util.jar.Attributes;
import java.util.jar.Manifest;
@Configuration
@ComponentScan()
@EnableAutoConfiguration
@PropertySource("file:${jetty.base}/config/dcae-fe/application.properties")
public class FeApp extends SpringBootServletInitializer implements CommandLineRunner{
private static final String SPECIFICATION_VERSION = "Specification-Version";
@Autowired
ServletContext servletContext;
private static final String MANIFEST_FILE_NAME = "/META-INF/MANIFEST.MF";
private static String dcaeVersion;
@Value("${beUrl}")
private String beUrl;
public static void main(String[] args) {
SpringApplication.run(FeApp.class, args);
}
public void run(String... arg0) throws Exception {
InputStream inputStream = servletContext.getResourceAsStream(MANIFEST_FILE_NAME);
System.out.println("Server is starting..reading DCAE version...");
String version = null;
try {
Manifest mf = new Manifest(inputStream);
Attributes atts = mf.getMainAttributes();
version = atts.getValue(SPECIFICATION_VERSION);
if (version == null || version.isEmpty()) {
System.err.println("failed to read DCAE version from MANIFEST.");
} else {
System.out.println("DCAE version from MANIFEST is "+ version);
dcaeVersion = version;
}
} catch (IOException e) {
System.err.println("failed to read DCAE version from MANIFEST: "+ e.getMessage());
}
}
public static String getDcaeVersion() {
return dcaeVersion;
}
@Bean
public ServletRegistrationBean dcaeProxyBean() {
ServletRegistrationBean bean = new ServletRegistrationBean(new DcaeProxy(beUrl), "/dcaeProxy/*");
bean.setLoadOnStartup(1);
return bean;
}
}
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