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Diffstat (limited to 'libjava/java/net/InetAddress.java')
-rw-r--r--libjava/java/net/InetAddress.java22
1 files changed, 12 insertions, 10 deletions
diff --git a/libjava/java/net/InetAddress.java b/libjava/java/net/InetAddress.java
index 6ca72fe..1c31294 100644
--- a/libjava/java/net/InetAddress.java
+++ b/libjava/java/net/InetAddress.java
@@ -592,14 +592,10 @@ public class InetAddress implements Serializable
throws UnknownHostException
{
// If null or the empty string is supplied, the loopback address
- // is returned. Note that this is permitted without a security check.
+ // is returned.
if (hostname == null || hostname.length() == 0)
return loopback;
- SecurityManager s = System.getSecurityManager();
- if (s != null)
- s.checkConnect(hostname, -1);
-
// Assume that the host string is an IP address
byte[] address = aton(hostname);
if (address != null)
@@ -623,6 +619,11 @@ public class InetAddress implements Serializable
throw new UnknownHostException ("Address has invalid length");
}
+ // Perform security check before resolving
+ SecurityManager s = System.getSecurityManager();
+ if (s != null)
+ s.checkConnect(hostname, -1);
+
// Try to resolve the host by DNS
InetAddress result = new InetAddress(null, null);
lookup (hostname, result, false);
@@ -650,14 +651,10 @@ public class InetAddress implements Serializable
throws UnknownHostException
{
// If null or the empty string is supplied, the loopback address
- // is returned. Note that this is permitted without a security check.
+ // is returned.
if (hostname == null || hostname.length() == 0)
return new InetAddress[] {loopback};
- SecurityManager s = System.getSecurityManager();
- if (s != null)
- s.checkConnect(hostname, -1);
-
// Check if hostname is an IP address
byte[] address = aton (hostname);
if (address != null)
@@ -667,6 +664,11 @@ public class InetAddress implements Serializable
return result;
}
+ // Perform security check before resolving
+ SecurityManager s = System.getSecurityManager();
+ if (s != null)
+ s.checkConnect(hostname, -1);
+
// Try to resolve the hostname by DNS
return lookup (hostname, null, true);
}