Mark SSHClient Auth helper classes package accessible

src/main/java/com/microsoft/jenkins/azurecommons/remote/UsernameAuth.java

@@ -13,18 +13,18 @@
 /**
  * Abstract SSH authentication credentials with username.
  */
-public abstract class UsernameAuth {
+abstract class UsernameAuth {
     private final String username;
 
-    public UsernameAuth(String username) {
+    UsernameAuth(String username) {
         this.username = username;
     }
 
-    public String getUsername() {
+    String getUsername() {
         return username;
     }
 
-    public static UsernameAuth fromCredentials(StandardUsernameCredentials credentials) {
+    static UsernameAuth fromCredentials(StandardUsernameCredentials credentials) {
         if (credentials instanceof StandardUsernamePasswordCredentials) {
             StandardUsernamePasswordCredentials userPass = (StandardUsernamePasswordCredentials) credentials;
             return new UsernamePasswordAuth(userPass.getUsername(), userPass.getPassword().getPlainText());

src/main/java/com/microsoft/jenkins/azurecommons/remote/UsernamePasswordAuth.java

@@ -8,15 +8,15 @@
 /**
  * SSH authentication credentials with username and password.
  */
-public class UsernamePasswordAuth extends UsernameAuth {
+class UsernamePasswordAuth extends UsernameAuth {
     private final String password;
 
-    public UsernamePasswordAuth(String username, String password) {
+    UsernamePasswordAuth(String username, String password) {
         super(username);
         this.password = password;
     }
 
-    public String getPassword() {
+    String getPassword() {
         return password;
     }
 }

src/main/java/com/microsoft/jenkins/azurecommons/remote/UsernamePrivateKeyAuth.java

@@ -13,29 +13,29 @@
 /**
  * SSH authentication credentials with username and private keys.
  */
-public class UsernamePrivateKeyAuth extends UsernameAuth {
+class UsernamePrivateKeyAuth extends UsernameAuth {
     private final String passPhrase;
     private final ImmutableList<String> privateKeys;
 
-    public UsernamePrivateKeyAuth(String username, String passPhrase, String... privateKeys) {
+    UsernamePrivateKeyAuth(String username, String passPhrase, String... privateKeys) {
         this(username, passPhrase, Arrays.asList(privateKeys));
     }
 
-    public UsernamePrivateKeyAuth(String username, String passPhrase, Iterable privateKeys) {
+    UsernamePrivateKeyAuth(String username, String passPhrase, Iterable privateKeys) {
         super(username);
         this.passPhrase = passPhrase;
         //noinspection unchecked
         this.privateKeys = ImmutableList.<String>copyOf(privateKeys);
     }
 
-    public byte[] getPassPhraseBytes() {
+    byte[] getPassPhraseBytes() {
         if (passPhrase == null) {
             return null;
         }
         return passPhrase.getBytes(Constants.UTF8);
     }
 
-    public ImmutableList<String> getPrivateKeys() {
+    ImmutableList<String> getPrivateKeys() {
         return privateKeys;
     }
 }