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6706251: api/java_net/NetworkInterface/index.html#misc: getDisplayName() returned non null but empty String

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Reviewed-by: alanb, michaelm, andrew
This commit is contained in:
Chris Hegarty 2010-04-13 12:02:06 +01:00
parent 3a0f478ce5
commit 87fe7a4376
1 changed files with 4 additions and 3 deletions
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7
jdk/src/share/classes/java/net/NetworkInterface.java
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@ -221,11 +221,12 @@ public final class NetworkInterface {
* A display name is a human readable String describing the network
* device.
*
* @return the display name of this network interface,
* or null if no display name is available.
* @return a non-empty string representing the display name of this network
* interface, or null if no display name is available.
*/
public String getDisplayName() {
return displayName;
/* strict TCK conformance */
return "".equals(displayName) ? null : displayName;
}
/**