bz-68460 remove references to com.sun.net.ssl.internal.ssl.Provider

The Java SSLContext API notes that TLS version will be available at runtime, so we don't have to lookup an internal JDK Provider class (which no longer exists in recent Java versions) and then register it as a Security Provider.

WHATSNEW

@@ -12,6 +12,11 @@ Other changes:
 
    Bugzilla Report 26453
 
+ * Removes direct references to com.sun.net.ssl.internal.ssl.Provider class
+   from the mail task, since that internal JDK class is no longer available
+   in recent versions of Java.
+   Bugzilla Report 68460
+
 Fixed bugs:
 -----------
 

src/main/org/apache/tools/ant/taskdefs/email/JakartaMimeMailer.java

@@ -25,8 +25,6 @@
 import java.io.OutputStream;
 import java.io.PrintStream;
 import java.io.UnsupportedEncodingException;
-import java.security.Provider;
-import java.security.Security;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Locale;
@@ -148,15 +146,6 @@ public void send() {
             Session sesh;
             Authenticator auth = null;
             if (SSL) {
-                try {
-                    final Provider p =
-                        Class.forName("com.sun.net.ssl.internal.ssl.Provider")
-                            .asSubclass(Provider.class).getDeclaredConstructor().newInstance();
-                    Security.addProvider(p);
-                } catch (final Exception e) {
-                    throw new BuildException(
-                        "could not instantiate ssl security provider, check that you have JSSE in your classpath");
-                }
                 // SMTP provider
                 props.put("mail.smtp.socketFactory.class", SSL_FACTORY);
                 props.put("mail.smtp.socketFactory.fallback", "false");

src/main/org/apache/tools/ant/taskdefs/email/MimeMailer.java

@@ -25,8 +25,6 @@
 import java.io.OutputStream;
 import java.io.PrintStream;
 import java.io.UnsupportedEncodingException;
-import java.security.Provider;
-import java.security.Security;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Locale;
@@ -150,15 +148,6 @@ public void send() {
             Session sesh;
             Authenticator auth = null;
             if (SSL) {
-                try {
-                    final Provider p =
-                        Class.forName("com.sun.net.ssl.internal.ssl.Provider")
-                            .asSubclass(Provider.class).getDeclaredConstructor().newInstance();
-                    Security.addProvider(p);
-                } catch (final Exception e) {
-                    throw new BuildException(
-                        "could not instantiate ssl security provider, check that you have JSSE in your classpath");
-                }
                 // SMTP provider
                 props.put("mail.smtp.socketFactory.class", SSL_FACTORY);
                 props.put("mail.smtp.socketFactory.fallback", "false");