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Add StringUtils.requireNotNullOrEmpty and Objects.requireNonNull

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and use this in a few places.
This commit is contained in:
Florian Schmaus 2015-01-26 20:36:55 +01:00
parent 603f64166b
commit 86ea027301
18 changed files with 88 additions and 100 deletions
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12
smack-extensions/src/main/java/org/jivesoftware/smackx/muc/MultiUserChat.java
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@ -274,9 +274,7 @@ public class MultiUserChat {
private Presence enter(String nickname, String password, DiscussionHistory history,
long timeout) throws NotConnectedException, NoResponseException,
XMPPErrorException {
if (StringUtils.isNullOrEmpty(nickname)) {
throw new IllegalArgumentException("Nickname must not be null or blank.");
}
StringUtils.requireNotNullOrEmpty(nickname, "Nickname must not be null or blank.");
// We enter a room by sending a presence packet where the "to"
// field is in the form "roomName@service/nickname"
Presence joinPresence = new Presence(Presence.Type.available);
@ -844,9 +842,7 @@ public class MultiUserChat {
* @throws NotConnectedException
*/
public void changeNickname(String nickname) throws NoResponseException, XMPPErrorException, NotConnectedException {
if (StringUtils.isNullOrEmpty(nickname)) {
throw new IllegalArgumentException("Nickname must not be null or blank.");
}
StringUtils.requireNotNullOrEmpty(nickname, "Nickname must not be null or blank.");
// Check that we already have joined the room before attempting to change the
// nickname.
if (!joined) {
@ -881,9 +877,7 @@ public class MultiUserChat {
* @throws NotConnectedException
*/
public void changeAvailabilityStatus(String status, Presence.Mode mode) throws NotConnectedException {
if (StringUtils.isNullOrEmpty(nickname)) {
throw new IllegalArgumentException("Nickname must not be null or blank.");
}
StringUtils.requireNotNullOrEmpty(nickname, "Nickname must not be null or blank.");
// Check that we already have joined the room before attempting to change the
// availability status.
if (!joined) {