add @overide for subclass override method

okhttp-testing-support/src/main/java/okhttp3/FakeSSLSession.java

@@ -30,38 +30,47 @@ public final class FakeSSLSession implements SSLSession {
     this.certificates = certificates;
   }
 
+  @Override
   public int getApplicationBufferSize() {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public String getCipherSuite() {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public long getCreationTime() {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public byte[] getId() {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public long getLastAccessedTime() {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public Certificate[] getLocalCertificates() {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public Principal getLocalPrincipal() {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public int getPacketBufferSize() {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public Certificate[] getPeerCertificates() throws SSLPeerUnverifiedException {
     if (certificates.length == 0) {
       throw new SSLPeerUnverifiedException("peer not authenticated");
@@ -70,50 +79,62 @@ public final class FakeSSLSession implements SSLSession {
     }
   }
 
+  @Override
   public X509Certificate[] getPeerCertificateChain() throws SSLPeerUnverifiedException {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public String getPeerHost() {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public int getPeerPort() {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public Principal getPeerPrincipal() throws SSLPeerUnverifiedException {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public String getProtocol() {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public SSLSessionContext getSessionContext() {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public void putValue(String s, Object obj) {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public void removeValue(String s) {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public Object getValue(String s) {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public String[] getValueNames() {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public void invalidate() {
     throw new UnsupportedOperationException();
   }
 
+  @Override
   public boolean isValid() {
     throw new UnsupportedOperationException();
   }

okhttp-testing-support/src/main/java/okhttp3/OkHttpClientTestRule.java

@@ -31,6 +31,7 @@ public class OkHttpClientTestRule implements TestRule {
 
   private Statement statement(final Statement base) {
     return new Statement() {
+      @Override
       public void evaluate() throws Throwable {
         try {
           base.evaluate();

okhttp-testing-support/src/main/java/okhttp3/RecordingHostnameVerifier.java

@@ -23,6 +23,7 @@ import javax.net.ssl.SSLSession;
 public final class RecordingHostnameVerifier implements HostnameVerifier {
   public final List<String> calls = new ArrayList<>();
 
+  @Override
   public boolean verify(String hostname, SSLSession session) {
     calls.add("verify " + hostname);
     return true;

okhttp/src/main/java/okhttp3/internal/cache/DiskLruCache.java

@@ -167,6 +167,7 @@ public final class DiskLruCache implements Closeable, Flushable {
   /** Used to run 'cleanupRunnable' for journal rebuilds. */
   private final Executor executor;
   private final Runnable cleanupRunnable = new Runnable() {
+    @Override
     public void run() {
       synchronized (DiskLruCache.this) {
         if (!initialized | closed) {
@@ -814,6 +815,7 @@ public final class DiskLruCache implements Closeable, Flushable {
       return lengths[index];
     }
 
+    @Override
     public void close() {
       for (Source in : sources) {
         Util.closeQuietly(in);