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Polish

This commit is contained in:
Phillip Webb 2014-12-14 13:40:46 -08:00
parent f1c893e523
commit c22018aaa1
1 changed files with 14 additions and 7 deletions
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21
spring-boot/src/main/java/org/springframework/boot/StartupInfoLogger.java
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@ -17,11 +17,13 @@
package org.springframework.boot;
import java.io.File;
import java.io.IOException;
import java.lang.management.ManagementFactory;
import java.net.InetAddress;
import java.net.JarURLConnection;
import java.net.URL;
import java.net.URLConnection;
import java.security.CodeSource;
import java.security.ProtectionDomain;
import java.util.concurrent.Callable;
@ -162,15 +164,13 @@ class StartupInfoLogger {
try {
ProtectionDomain protectionDomain = (this.sourceClass == null ? getClass()
: this.sourceClass).getProtectionDomain();
CodeSource codeSource = protectionDomain.getCodeSource();
if (codeSource == null) {
return null;
}
URL location = protectionDomain.getCodeSource().getLocation();
File file;
URLConnection connection = location.openConnection();
if (connection instanceof JarURLConnection) {
file = new File(((JarURLConnection) connection).getJarFile().getName());
}
else {
file = new File(location.getPath());
}
File file = getFile(location, connection);
if (file.exists()) {
return file;
}
@ -180,6 +180,13 @@ class StartupInfoLogger {
return null;
}
private File getFile(URL location, URLConnection connection) throws IOException {
if (connection instanceof JarURLConnection) {
return new File(((JarURLConnection) connection).getJarFile().getName());
}
return new File(location.getPath());
}
private String getValue(String prefix, Callable<Object> call) {
return getValue(prefix, call, "");
}