Remove unnecessary throws declaration

spring-session-core/src/main/java/org/springframework/session/web/context/AbstractHttpSessionApplicationInitializer.java

@@ -23,7 +23,6 @@ import javax.servlet.DispatcherType;
 import javax.servlet.Filter;
 import javax.servlet.FilterRegistration.Dynamic;
 import javax.servlet.ServletContext;
-import javax.servlet.ServletException;
 
 import org.springframework.context.ApplicationContext;
 import org.springframework.core.Conventions;
@@ -105,7 +104,7 @@ public abstract class AbstractHttpSessionApplicationInitializer implements WebAp
 	}
 
 	@Override
-	public void onStartup(ServletContext servletContext) throws ServletException {
+	public void onStartup(ServletContext servletContext) {
 		beforeSessionRepositoryFilter(servletContext);
 		if (this.configurationClasses != null) {
 			AnnotationConfigWebApplicationContext rootAppContext = new AnnotationConfigWebApplicationContext();

spring-session-core/src/main/java/org/springframework/session/web/socket/server/SessionRepositoryMessageInterceptor.java

@@ -125,7 +125,7 @@ public final class SessionRepositoryMessageInterceptor<S extends Session>
 
 	@Override
 	public boolean beforeHandshake(ServerHttpRequest request, ServerHttpResponse response, WebSocketHandler wsHandler,
-			Map<String, Object> attributes) throws Exception {
+			Map<String, Object> attributes) {
 		if (request instanceof ServletServerHttpRequest) {
 			ServletServerHttpRequest servletRequest = (ServletServerHttpRequest) request;
 			HttpSession session = servletRequest.getServletRequest().getSession(false);

spring-session-core/src/test/java/org/springframework/session/web/http/CookieHttpSessionIdResolverTests.java

@@ -47,7 +47,7 @@ class CookieHttpSessionIdResolverTests {
 	private Session session;
 
 	@BeforeEach
-	void setup() throws Exception {
+	void setup() {
 		this.cookieName = "SESSION";
 		this.session = new MapSession();
 		this.request = new MockHttpServletRequest();
@@ -56,19 +56,19 @@ class CookieHttpSessionIdResolverTests {
 	}
 
 	@Test
-	void getRequestedSessionIdNull() throws Exception {
+	void getRequestedSessionIdNull() {
 		assertThat(this.strategy.resolveSessionIds(this.request)).isEmpty();
 	}
 
 	@Test
-	void getRequestedSessionIdNotNull() throws Exception {
+	void getRequestedSessionIdNotNull() {
 		setSessionCookie(this.session.getId());
 		assertThat(this.strategy.resolveSessionIds(this.request))
 				.isEqualTo(Collections.singletonList(this.session.getId()));
 	}
 
 	@Test
-	void getRequestedSessionIdNotNullCustomCookieName() throws Exception {
+	void getRequestedSessionIdNotNullCustomCookieName() {
 		setCookieName("CUSTOM");
 		setSessionCookie(this.session.getId());
 		assertThat(this.strategy.resolveSessionIds(this.request))
@@ -76,13 +76,13 @@ class CookieHttpSessionIdResolverTests {
 	}
 
 	@Test
-	void onNewSession() throws Exception {
+	void onNewSession() {
 		this.strategy.setSessionId(this.request, this.response, this.session.getId());
 		assertThat(getSessionId()).isEqualTo(this.session.getId());
 	}
 
 	@Test
-	void onNewSessionTwiceSameId() throws Exception {
+	void onNewSessionTwiceSameId() {
 		this.strategy.setSessionId(this.request, this.response, this.session.getId());
 		this.strategy.setSessionId(this.request, this.response, this.session.getId());
 
@@ -90,7 +90,7 @@ class CookieHttpSessionIdResolverTests {
 	}
 
 	@Test
-	void onNewSessionTwiceNewId() throws Exception {
+	void onNewSessionTwiceNewId() {
 		Session newSession = new MapSession();
 
 		this.strategy.setSessionId(this.request, this.response, this.session.getId());
@@ -104,7 +104,7 @@ class CookieHttpSessionIdResolverTests {
 	}
 
 	@Test
-	void onNewSessionCookiePath() throws Exception {
+	void onNewSessionCookiePath() {
 		this.request.setContextPath("/somethingunique");
 		this.strategy.setSessionId(this.request, this.response, this.session.getId());
 
@@ -113,20 +113,20 @@ class CookieHttpSessionIdResolverTests {
 	}
 
 	@Test
-	void onNewSessionCustomCookieName() throws Exception {
+	void onNewSessionCustomCookieName() {
 		setCookieName("CUSTOM");
 		this.strategy.setSessionId(this.request, this.response, this.session.getId());
 		assertThat(getSessionId()).isEqualTo(this.session.getId());
 	}
 
 	@Test
-	void onDeleteSession() throws Exception {
+	void onDeleteSession() {
 		this.strategy.expireSession(this.request, this.response);
 		assertThat(getSessionId()).isEmpty();
 	}
 
 	@Test
-	void onDeleteSessionCookiePath() throws Exception {
+	void onDeleteSessionCookiePath() {
 		this.request.setContextPath("/somethingunique");
 		this.strategy.expireSession(this.request, this.response);
 
@@ -135,7 +135,7 @@ class CookieHttpSessionIdResolverTests {
 	}
 
 	@Test
-	void onDeleteSessionCustomCookieName() throws Exception {
+	void onDeleteSessionCustomCookieName() {
 		setCookieName("CUSTOM");
 		this.strategy.expireSession(this.request, this.response);
 		assertThat(getSessionId()).isEmpty();

spring-session-core/src/test/java/org/springframework/session/web/http/OnCommittedResponseWrapperTests.java

@@ -1061,7 +1061,7 @@ class OnCommittedResponseWrapperTests {
 	}
 
 	@Test
-	void contentLengthDoesNotCommit() throws IOException {
+	void contentLengthDoesNotCommit() {
 		String body = "something";
 
 		this.response.setContentLength(body.length());

spring-session-core/src/test/java/org/springframework/session/web/http/SessionRepositoryFilterTests.java

@@ -96,7 +96,7 @@ class SessionRepositoryFilterTests {
 	private MockFilterChain chain;
 
 	@BeforeEach
-	void setup() throws Exception {
+	void setup() {
 		MockitoAnnotations.initMocks(this);
 		this.sessions = new HashMap<>();
 		this.sessionRepository = new MapSessionRepository(this.sessions);
@@ -1141,8 +1141,7 @@ class SessionRepositoryFilterTests {
 
 		doFilter(new DoInFilter() {
 			@Override
-			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse)
-					throws IOException {
+			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse) {
 				String actualId = wrappedRequest.getRequestedSessionId();
 				assertThat(actualId).isEqualTo(expectedId);
 			}
@@ -1176,8 +1175,7 @@ class SessionRepositoryFilterTests {
 
 		doFilter(new DoInFilter() {
 			@Override
-			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse)
-					throws IOException {
+			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse) {
 				wrappedRequest.getSession();
 			}
 		});
@@ -1194,8 +1192,7 @@ class SessionRepositoryFilterTests {
 
 		doFilter(new DoInFilter() {
 			@Override
-			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse)
-					throws IOException {
+			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse) {
 				wrappedRequest.getSession().getId();
 			}
 		});
@@ -1207,8 +1204,7 @@ class SessionRepositoryFilterTests {
 
 		doFilter(new DoInFilter() {
 			@Override
-			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse)
-					throws IOException {
+			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse) {
 				wrappedRequest.getSession().invalidate();
 			}
 		});
@@ -1223,8 +1219,7 @@ class SessionRepositoryFilterTests {
 
 		doFilter(new DoInFilter() {
 			@Override
-			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse)
-					throws IOException {
+			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse) {
 				wrappedRequest.getSession().getId();
 			}
 		});
@@ -1235,8 +1230,7 @@ class SessionRepositoryFilterTests {
 
 		doFilter(new DoInFilter() {
 			@Override
-			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse)
-					throws IOException {
+			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse) {
 			}
 		});
 
@@ -1252,8 +1246,7 @@ class SessionRepositoryFilterTests {
 
 		doFilter(new DoInFilter() {
 			@Override
-			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse)
-					throws IOException {
+			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse) {
 				wrappedRequest.getSession().getId();
 			}
 		});
@@ -1263,8 +1256,7 @@ class SessionRepositoryFilterTests {
 
 		doFilter(new DoInFilter() {
 			@Override
-			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse)
-					throws IOException {
+			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse) {
 			}
 		});
 
@@ -1279,8 +1271,7 @@ class SessionRepositoryFilterTests {
 
 		doFilter(new DoInFilter() {
 			@Override
-			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse)
-					throws IOException {
+			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse) {
 			}
 		});
 
@@ -1298,8 +1289,7 @@ class SessionRepositoryFilterTests {
 
 		doFilter(new DoInFilter() {
 			@Override
-			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse)
-					throws IOException {
+			public void doFilter(HttpServletRequest wrappedRequest, HttpServletResponse wrappedResponse) {
 			}
 		});
 
@@ -1505,7 +1495,7 @@ class SessionRepositoryFilterTests {
 		this.chain = new MockFilterChain();
 	}
 
-	private void nextRequest() throws Exception {
+	private void nextRequest() {
 		Map<String, Cookie> nameToCookie = new HashMap<>();
 		if (this.request.getCookies() != null) {
 			for (Cookie cookie : this.request.getCookies()) {

spring-session-core/src/test/java/org/springframework/session/web/socket/handler/WebSocketRegistryListenerTests.java

@@ -154,7 +154,7 @@ class WebSocketRegistryListenerTests {
 	}
 
 	@Test
-	void onApplicationEventConnectDisconnectNullSession() throws Exception {
+	void onApplicationEventConnectDisconnectNullSession() {
 		this.listener.onApplicationEvent(this.connect);
 		this.attributes.clear();
 

spring-session-core/src/test/java/org/springframework/session/web/socket/server/SessionRepositoryMessageInterceptorTests.java

@@ -222,14 +222,14 @@ class SessionRepositoryMessageInterceptorTests {
 	}
 
 	@Test
-	void beforeHandshakeNotServletServerHttpRequest() throws Exception {
+	void beforeHandshakeNotServletServerHttpRequest() {
 		assertThat(this.interceptor.beforeHandshake(null, null, null, null)).isTrue();
 
 		verifyZeroInteractions(this.sessionRepository);
 	}
 
 	@Test
-	void beforeHandshakeNullSession() throws Exception {
+	void beforeHandshakeNullSession() {
 		ServletServerHttpRequest request = new ServletServerHttpRequest(new MockHttpServletRequest());
 		assertThat(this.interceptor.beforeHandshake(request, null, null, null)).isTrue();
 
@@ -237,7 +237,7 @@ class SessionRepositoryMessageInterceptorTests {
 	}
 
 	@Test
-	void beforeHandshakeSession() throws Exception {
+	void beforeHandshakeSession() {
 		MockHttpServletRequest httpRequest = new MockHttpServletRequest();
 		HttpSession httpSession = httpRequest.getSession();
 		ServletServerHttpRequest request = new ServletServerHttpRequest(httpRequest);

spring-session-data-redis/src/integration-test/java/org/springframework/session/data/redis/ReactiveRedisOperationsSessionRepositoryITests.java

@@ -47,7 +47,7 @@ class ReactiveRedisOperationsSessionRepositoryITests extends AbstractRedisITests
 	private ReactiveRedisOperationsSessionRepository repository;
 
 	@Test
-	void saves() throws InterruptedException {
+	void saves() {
 		ReactiveRedisOperationsSessionRepository.RedisSession toSave = this.repository.createSession().block();
 
 		String expectedAttributeName = "a";
@@ -100,7 +100,7 @@ class ReactiveRedisOperationsSessionRepositoryITests extends AbstractRedisITests
 	}
 
 	@Test
-	void changeSessionIdWhenOnlyChangeId() throws Exception {
+	void changeSessionIdWhenOnlyChangeId() {
 		String attrName = "changeSessionId";
 		String attrValue = "changeSessionId-value";
 		ReactiveRedisOperationsSessionRepository.RedisSession toSave = this.repository.createSession().block();
@@ -127,7 +127,7 @@ class ReactiveRedisOperationsSessionRepositoryITests extends AbstractRedisITests
 	}
 
 	@Test
-	void changeSessionIdWhenChangeTwice() throws Exception {
+	void changeSessionIdWhenChangeTwice() {
 		ReactiveRedisOperationsSessionRepository.RedisSession toSave = this.repository.createSession().block();
 
 		this.repository.save(toSave).block();
@@ -144,7 +144,7 @@ class ReactiveRedisOperationsSessionRepositoryITests extends AbstractRedisITests
 	}
 
 	@Test
-	void changeSessionIdWhenSetAttributeOnChangedSession() throws Exception {
+	void changeSessionIdWhenSetAttributeOnChangedSession() {
 		String attrName = "changeSessionId";
 		String attrValue = "changeSessionId-value";
 
@@ -171,7 +171,7 @@ class ReactiveRedisOperationsSessionRepositoryITests extends AbstractRedisITests
 	}
 
 	@Test
-	void changeSessionIdWhenHasNotSaved() throws Exception {
+	void changeSessionIdWhenHasNotSaved() {
 		ReactiveRedisOperationsSessionRepository.RedisSession toSave = this.repository.createSession().block();
 		String originalId = toSave.getId();
 		toSave.changeSessionId();

spring-session-data-redis/src/integration-test/java/org/springframework/session/data/redis/RedisOperationsSessionRepositoryITests.java

@@ -173,7 +173,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void findByPrincipalNameExpireRemovesIndex() throws Exception {
+	void findByPrincipalNameExpireRemovesIndex() {
 		String principalName = "findByPrincipalNameExpireRemovesIndex" + UUID.randomUUID();
 		RedisSession toSave = this.repository.createSession();
 		toSave.setAttribute(INDEX_NAME, principalName);
@@ -195,7 +195,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void findByPrincipalNameNoPrincipalNameChange() throws Exception {
+	void findByPrincipalNameNoPrincipalNameChange() {
 		String principalName = "findByPrincipalNameNoPrincipalNameChange" + UUID.randomUUID();
 		RedisSession toSave = this.repository.createSession();
 		toSave.setAttribute(INDEX_NAME, principalName);
@@ -213,7 +213,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void findByPrincipalNameNoPrincipalNameChangeReload() throws Exception {
+	void findByPrincipalNameNoPrincipalNameChangeReload() {
 		String principalName = "findByPrincipalNameNoPrincipalNameChangeReload" + UUID.randomUUID();
 		RedisSession toSave = this.repository.createSession();
 		toSave.setAttribute(INDEX_NAME, principalName);
@@ -233,7 +233,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void findByDeletedPrincipalName() throws Exception {
+	void findByDeletedPrincipalName() {
 		String principalName = "findByDeletedPrincipalName" + UUID.randomUUID();
 		RedisSession toSave = this.repository.createSession();
 		toSave.setAttribute(INDEX_NAME, principalName);
@@ -250,7 +250,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void findByChangedPrincipalName() throws Exception {
+	void findByChangedPrincipalName() {
 		String principalName = "findByChangedPrincipalName" + UUID.randomUUID();
 		String principalNameChanged = "findByChangedPrincipalName" + UUID.randomUUID();
 		RedisSession toSave = this.repository.createSession();
@@ -272,7 +272,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void findByDeletedPrincipalNameReload() throws Exception {
+	void findByDeletedPrincipalNameReload() {
 		String principalName = "findByDeletedPrincipalName" + UUID.randomUUID();
 		RedisSession toSave = this.repository.createSession();
 		toSave.setAttribute(INDEX_NAME, principalName);
@@ -290,7 +290,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void findByChangedPrincipalNameReload() throws Exception {
+	void findByChangedPrincipalNameReload() {
 		String principalName = "findByChangedPrincipalName" + UUID.randomUUID();
 		String principalNameChanged = "findByChangedPrincipalName" + UUID.randomUUID();
 		RedisSession toSave = this.repository.createSession();
@@ -336,7 +336,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void findBySecurityPrincipalNameExpireRemovesIndex() throws Exception {
+	void findBySecurityPrincipalNameExpireRemovesIndex() {
 		RedisSession toSave = this.repository.createSession();
 		toSave.setAttribute(SPRING_SECURITY_CONTEXT, this.context);
 
@@ -357,7 +357,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void findByPrincipalNameNoSecurityPrincipalNameChange() throws Exception {
+	void findByPrincipalNameNoSecurityPrincipalNameChange() {
 		RedisSession toSave = this.repository.createSession();
 		toSave.setAttribute(SPRING_SECURITY_CONTEXT, this.context);
 
@@ -374,7 +374,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void findByPrincipalNameNoSecurityPrincipalNameChangeReload() throws Exception {
+	void findByPrincipalNameNoSecurityPrincipalNameChangeReload() {
 		RedisSession toSave = this.repository.createSession();
 		toSave.setAttribute(SPRING_SECURITY_CONTEXT, this.context);
 
@@ -393,7 +393,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void findByDeletedSecurityPrincipalName() throws Exception {
+	void findByDeletedSecurityPrincipalName() {
 		RedisSession toSave = this.repository.createSession();
 		toSave.setAttribute(SPRING_SECURITY_CONTEXT, this.context);
 
@@ -409,7 +409,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void findByChangedSecurityPrincipalName() throws Exception {
+	void findByChangedSecurityPrincipalName() {
 		RedisSession toSave = this.repository.createSession();
 		toSave.setAttribute(SPRING_SECURITY_CONTEXT, this.context);
 
@@ -429,7 +429,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void findByDeletedSecurityPrincipalNameReload() throws Exception {
+	void findByDeletedSecurityPrincipalNameReload() {
 		RedisSession toSave = this.repository.createSession();
 		toSave.setAttribute(SPRING_SECURITY_CONTEXT, this.context);
 
@@ -446,7 +446,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void findByChangedSecurityPrincipalNameReload() throws Exception {
+	void findByChangedSecurityPrincipalNameReload() {
 		RedisSession toSave = this.repository.createSession();
 		toSave.setAttribute(SPRING_SECURITY_CONTEXT, this.context);
 
@@ -468,7 +468,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void changeSessionIdWhenOnlyChangeId() throws Exception {
+	void changeSessionIdWhenOnlyChangeId() {
 		String attrName = "changeSessionId";
 		String attrValue = "changeSessionId-value";
 		RedisSession toSave = this.repository.createSession();
@@ -493,7 +493,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void changeSessionIdWhenChangeTwice() throws Exception {
+	void changeSessionIdWhenChangeTwice() {
 		RedisSession toSave = this.repository.createSession();
 
 		this.repository.save(toSave);
@@ -510,7 +510,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void changeSessionIdWhenSetAttributeOnChangedSession() throws Exception {
+	void changeSessionIdWhenSetAttributeOnChangedSession() {
 		String attrName = "changeSessionId";
 		String attrValue = "changeSessionId-value";
 
@@ -535,7 +535,7 @@ class RedisOperationsSessionRepositoryITests extends AbstractRedisITests {
 	}
 
 	@Test
-	void changeSessionIdWhenHasNotSaved() throws Exception {
+	void changeSessionIdWhenHasNotSaved() {
 		String attrName = "changeSessionId";
 		String attrValue = "changeSessionId-value";
 

spring-session-data-redis/src/integration-test/java/org/springframework/session/data/redis/flushimmediately/RedisOperationsSessionRepositoryFlushImmediatelyITests.java

@@ -41,7 +41,7 @@ class RedisOperationsSessionRepositoryFlushImmediatelyITests<S extends Session>
 	private SessionRepository<S> sessionRepository;
 
 	@Test
-	void savesOnCreate() throws InterruptedException {
+	void savesOnCreate() {
 		S created = this.sessionRepository.createSession();
 
 		S getSession = this.sessionRepository.findById(created.getId());

spring-session-data-redis/src/main/java/org/springframework/session/data/redis/config/annotation/web/http/RedisHttpSessionConfiguration.java

@@ -296,7 +296,7 @@ public class RedisHttpSessionConfiguration extends SpringHttpSessionConfiguratio
 		}
 
 		@Override
-		public void afterPropertiesSet() throws Exception {
+		public void afterPropertiesSet() {
 			if (this.configure == ConfigureRedisAction.NO_OP) {
 				return;
 			}

spring-session-data-redis/src/test/java/org/springframework/session/data/redis/RedisOperationsSessionRepositoryTests.java

@@ -159,13 +159,13 @@ class RedisOperationsSessionRepositoryTests {
 	}
 
 	@Test
-	void createSessionDefaultMaxInactiveInterval() throws Exception {
+	void createSessionDefaultMaxInactiveInterval() {
 		Session session = this.redisRepository.createSession();
 		assertThat(session.getMaxInactiveInterval()).isEqualTo(new MapSession().getMaxInactiveInterval());
 	}
 
 	@Test
-	void createSessionCustomMaxInactiveInterval() throws Exception {
+	void createSessionCustomMaxInactiveInterval() {
 		int interval = 1;
 		this.redisRepository.setDefaultMaxInactiveInterval(interval);
 		Session session = this.redisRepository.createSession();

spring-session-data-redis/src/test/java/org/springframework/session/data/redis/RedisSessionExpirationPolicyTests.java

@@ -80,7 +80,7 @@ class RedisSessionExpirationPolicyTests {
 
 	// gh-169
 	@Test
-	void onExpirationUpdatedRemovesOriginalExpirationTimeRoundedUp() throws Exception {
+	void onExpirationUpdatedRemovesOriginalExpirationTimeRoundedUp() {
 		long originalExpirationTimeInMs = ONE_MINUTE_AGO;
 		long originalRoundedToNextMinInMs = RedisSessionExpirationPolicy
 				.roundUpToNextMinute(originalExpirationTimeInMs);
@@ -94,7 +94,7 @@ class RedisSessionExpirationPolicyTests {
 	}
 
 	@Test
-	void onExpirationUpdatedDoNotSendDeleteWhenExpirationTimeDoesNotChange() throws Exception {
+	void onExpirationUpdatedDoNotSendDeleteWhenExpirationTimeDoesNotChange() {
 		long originalExpirationTimeInMs = RedisSessionExpirationPolicy.expiresInMillis(this.session) - 10;
 		long originalRoundedToNextMinInMs = RedisSessionExpirationPolicy
 				.roundUpToNextMinute(originalExpirationTimeInMs);
@@ -108,7 +108,7 @@ class RedisSessionExpirationPolicyTests {
 	}
 
 	@Test
-	void onExpirationUpdatedAddsExpirationTimeRoundedUp() throws Exception {
+	void onExpirationUpdatedAddsExpirationTimeRoundedUp() {
 		long expirationTimeInMs = RedisSessionExpirationPolicy.expiresInMillis(this.session);
 		long expirationRoundedUpInMs = RedisSessionExpirationPolicy.roundUpToNextMinute(expirationTimeInMs);
 		String expectedExpireKey = this.policy.getExpirationKey(expirationRoundedUpInMs);
@@ -122,7 +122,7 @@ class RedisSessionExpirationPolicyTests {
 	}
 
 	@Test
-	void onExpirationUpdatedSetExpireSession() throws Exception {
+	void onExpirationUpdatedSetExpireSession() {
 		String sessionKey = this.policy.getSessionKey(this.session.getId());
 
 		this.policy.onExpirationUpdated(null, this.session);
@@ -133,7 +133,7 @@ class RedisSessionExpirationPolicyTests {
 	}
 
 	@Test
-	void onExpirationUpdatedDeleteOnZero() throws Exception {
+	void onExpirationUpdatedDeleteOnZero() {
 		String sessionKey = this.policy.getSessionKey("expires:" + this.session.getId());
 
 		long originalExpirationTimeInMs = ONE_MINUTE_AGO;
@@ -151,7 +151,7 @@ class RedisSessionExpirationPolicyTests {
 	}
 
 	@Test
-	void onExpirationUpdatedPersistOnNegativeExpiration() throws Exception {
+	void onExpirationUpdatedPersistOnNegativeExpiration() {
 		long originalExpirationTimeInMs = ONE_MINUTE_AGO;
 
 		this.session.setMaxInactiveInterval(Duration.ofSeconds(-1));

spring-session-data-redis/src/test/java/org/springframework/session/data/redis/config/annotation/web/http/EnableRedisKeyspaceNotificationsInitializerTests.java

@@ -61,7 +61,7 @@ class EnableRedisKeyspaceNotificationsInitializerTests {
 	}
 
 	@Test
-	void afterPropertiesSetUnset() throws Exception {
+	void afterPropertiesSetUnset() {
 		setConfigNotification("");
 
 		this.initializer.afterPropertiesSet();
@@ -70,7 +70,7 @@ class EnableRedisKeyspaceNotificationsInitializerTests {
 	}
 
 	@Test
-	void afterPropertiesSetA() throws Exception {
+	void afterPropertiesSetA() {
 		setConfigNotification("A");
 
 		this.initializer.afterPropertiesSet();
@@ -79,7 +79,7 @@ class EnableRedisKeyspaceNotificationsInitializerTests {
 	}
 
 	@Test
-	void afterPropertiesSetE() throws Exception {
+	void afterPropertiesSetE() {
 		setConfigNotification("E");
 
 		this.initializer.afterPropertiesSet();
@@ -88,7 +88,7 @@ class EnableRedisKeyspaceNotificationsInitializerTests {
 	}
 
 	@Test
-	void afterPropertiesSetK() throws Exception {
+	void afterPropertiesSetK() {
 		setConfigNotification("K");
 
 		this.initializer.afterPropertiesSet();
@@ -97,7 +97,7 @@ class EnableRedisKeyspaceNotificationsInitializerTests {
 	}
 
 	@Test
-	void afterPropertiesSetAE() throws Exception {
+	void afterPropertiesSetAE() {
 		setConfigNotification("AE");
 
 		this.initializer.afterPropertiesSet();
@@ -106,7 +106,7 @@ class EnableRedisKeyspaceNotificationsInitializerTests {
 	}
 
 	@Test
-	void afterPropertiesSetAK() throws Exception {
+	void afterPropertiesSetAK() {
 		setConfigNotification("AK");
 
 		this.initializer.afterPropertiesSet();
@@ -115,7 +115,7 @@ class EnableRedisKeyspaceNotificationsInitializerTests {
 	}
 
 	@Test
-	void afterPropertiesSetEK() throws Exception {
+	void afterPropertiesSetEK() {
 		setConfigNotification("EK");
 
 		this.initializer.afterPropertiesSet();
@@ -124,7 +124,7 @@ class EnableRedisKeyspaceNotificationsInitializerTests {
 	}
 
 	@Test
-	void afterPropertiesSetEg() throws Exception {
+	void afterPropertiesSetEg() {
 		setConfigNotification("Eg");
 
 		this.initializer.afterPropertiesSet();
@@ -133,7 +133,7 @@ class EnableRedisKeyspaceNotificationsInitializerTests {
 	}
 
 	@Test
-	void afterPropertiesSetE$() throws Exception {
+	void afterPropertiesSetE$() {
 		setConfigNotification("E$");
 
 		this.initializer.afterPropertiesSet();
@@ -142,7 +142,7 @@ class EnableRedisKeyspaceNotificationsInitializerTests {
 	}
 
 	@Test
-	void afterPropertiesSetKg() throws Exception {
+	void afterPropertiesSetKg() {
 		setConfigNotification("Kg");
 
 		this.initializer.afterPropertiesSet();
@@ -151,7 +151,7 @@ class EnableRedisKeyspaceNotificationsInitializerTests {
 	}
 
 	@Test
-	void afterPropertiesSetAEK() throws Exception {
+	void afterPropertiesSetAEK() {
 		setConfigNotification("AEK");
 
 		this.initializer.afterPropertiesSet();

spring-session-data-redis/src/test/java/org/springframework/session/data/redis/config/annotation/web/http/RedisHttpSessionConfigurationMockTests.java

@@ -47,8 +47,7 @@ class RedisHttpSessionConfigurationMockTests {
 	}
 
 	@Test
-	void enableRedisKeyspaceNotificationsInitializerAfterPropertiesSetWhenNoOpThenNoInteractionWithConnectionFactory()
-			throws Exception {
+	void enableRedisKeyspaceNotificationsInitializerAfterPropertiesSetWhenNoOpThenNoInteractionWithConnectionFactory() {
 		EnableRedisKeyspaceNotificationsInitializer init = new EnableRedisKeyspaceNotificationsInitializer(this.factory,
 				ConfigureRedisAction.NO_OP);
 
@@ -58,8 +57,7 @@ class RedisHttpSessionConfigurationMockTests {
 	}
 
 	@Test
-	void enableRedisKeyspaceNotificationsInitializerAfterPropertiesSetWhenExceptionThenCloseConnection()
-			throws Exception {
+	void enableRedisKeyspaceNotificationsInitializerAfterPropertiesSetWhenExceptionThenCloseConnection() {
 		ConfigureRedisAction action = mock(ConfigureRedisAction.class);
 		willThrow(new RuntimeException()).given(action).configure(this.connection);
 
@@ -77,8 +75,7 @@ class RedisHttpSessionConfigurationMockTests {
 	}
 
 	@Test
-	void enableRedisKeyspaceNotificationsInitializerAfterPropertiesSetWhenNoExceptionThenCloseConnection()
-			throws Exception {
+	void enableRedisKeyspaceNotificationsInitializerAfterPropertiesSetWhenNoExceptionThenCloseConnection() {
 		ConfigureRedisAction action = mock(ConfigureRedisAction.class);
 
 		EnableRedisKeyspaceNotificationsInitializer init = new EnableRedisKeyspaceNotificationsInitializer(this.factory,

spring-session-hazelcast/src/integration-test/java/org/springframework/session/hazelcast/config/annotation/web/http/HazelcastHttpSessionConfigurationXmlTests.java

@@ -55,7 +55,7 @@ public class HazelcastHttpSessionConfigurationXmlTests<S extends Session> {
 		private SessionRepository<S> repository;
 
 		@Test
-		void saveSessionTest() throws InterruptedException {
+		void saveSessionTest() {
 
 			S sessionToSave = this.repository.createSession();
 
@@ -94,7 +94,7 @@ public class HazelcastHttpSessionConfigurationXmlTests<S extends Session> {
 		private SessionRepository<S> repository;
 
 		@Test
-		void saveSessionTest() throws InterruptedException {
+		void saveSessionTest() {
 
 			S sessionToSave = this.repository.createSession();
 

spring-session-samples/spring-session-sample-boot-websocket/src/main/java/sample/mvc/MessageController.java

@@ -58,7 +58,7 @@ public class MessageController {
 	}
 
 	@SubscribeMapping("/users")
-	public List<String> subscribeMessages() throws Exception {
+	public List<String> subscribeMessages() {
 		return this.activeUserRepository.findAllActiveUsers();
 	}
 

spring-session-samples/spring-session-sample-javaconfig-custom-cookie/src/main/java/sample/SessionServlet.java

@@ -18,7 +18,6 @@ package sample;
 
 import java.io.IOException;
 
-import javax.servlet.ServletException;
 import javax.servlet.annotation.WebServlet;
 import javax.servlet.http.HttpServlet;
 import javax.servlet.http.HttpServletRequest;
@@ -29,7 +28,7 @@ import javax.servlet.http.HttpServletResponse;
 public class SessionServlet extends HttpServlet {
 
 	@Override
-	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException {
 		String attributeName = req.getParameter("attributeName");
 		String attributeValue = req.getParameter("attributeValue");
 		req.getSession().setAttribute(attributeName, attributeValue);

spring-session-samples/spring-session-sample-javaconfig-hazelcast/src/main/java/sample/SessionServlet.java

@@ -18,7 +18,6 @@ package sample;
 
 import java.io.IOException;
 
-import javax.servlet.ServletException;
 import javax.servlet.annotation.WebServlet;
 import javax.servlet.http.HttpServlet;
 import javax.servlet.http.HttpServletRequest;
@@ -28,7 +27,7 @@ import javax.servlet.http.HttpServletResponse;
 public class SessionServlet extends HttpServlet {
 
 	@Override
-	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException {
 		String attributeName = req.getParameter("attributeName");
 		String attributeValue = req.getParameter("attributeValue");
 		req.getSession().setAttribute(attributeName, attributeValue);

spring-session-samples/spring-session-sample-javaconfig-jdbc/src/main/java/sample/H2ConsoleInitializer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2016 the original author or authors.
+ * Copyright 2014-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,7 +16,6 @@
 package sample;
 
 import javax.servlet.ServletContext;
-import javax.servlet.ServletException;
 
 import org.h2.server.web.WebServlet;
 
@@ -25,7 +24,7 @@ import org.springframework.web.WebApplicationInitializer;
 public class H2ConsoleInitializer implements WebApplicationInitializer {
 
 	@Override
-	public void onStartup(ServletContext servletContext) throws ServletException {
+	public void onStartup(ServletContext servletContext) {
 		servletContext.addServlet("h2Console", new WebServlet()).addMapping("/h2-console/*");
 	}
 

spring-session-samples/spring-session-sample-javaconfig-jdbc/src/main/java/sample/SessionServlet.java

@@ -17,7 +17,6 @@ package sample;
 
 import java.io.IOException;
 
-import javax.servlet.ServletException;
 import javax.servlet.annotation.WebServlet;
 import javax.servlet.http.HttpServlet;
 import javax.servlet.http.HttpServletRequest;
@@ -28,7 +27,7 @@ import javax.servlet.http.HttpServletResponse;
 public class SessionServlet extends HttpServlet {
 
 	@Override
-	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException {
 		String attributeName = req.getParameter("attributeName");
 		String attributeValue = req.getParameter("attributeValue");
 		req.getSession().setAttribute(attributeName, attributeValue);

spring-session-samples/spring-session-sample-javaconfig-redis/src/main/java/sample/SessionServlet.java

@@ -18,7 +18,6 @@ package sample;
 
 import java.io.IOException;
 
-import javax.servlet.ServletException;
 import javax.servlet.annotation.WebServlet;
 import javax.servlet.http.HttpServlet;
 import javax.servlet.http.HttpServletRequest;
@@ -29,7 +28,7 @@ import javax.servlet.http.HttpServletResponse;
 public class SessionServlet extends HttpServlet {
 
 	@Override
-	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException {
 		String attributeName = req.getParameter("attributeName");
 		String attributeValue = req.getParameter("attributeValue");
 		req.getSession().setAttribute(attributeName, attributeValue);

spring-session-samples/spring-session-sample-javaconfig-security/src/main/java/sample/SessionServlet.java

@@ -18,7 +18,6 @@ package sample;
 
 import java.io.IOException;
 
-import javax.servlet.ServletException;
 import javax.servlet.annotation.WebServlet;
 import javax.servlet.http.HttpServlet;
 import javax.servlet.http.HttpServletRequest;
@@ -28,7 +27,7 @@ import javax.servlet.http.HttpServletResponse;
 public class SessionServlet extends HttpServlet {
 
 	@Override
-	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException {
 		String attributeName = req.getParameter("attributeName");
 		String attributeValue = req.getParameter("attributeValue");
 		req.getSession().setAttribute(attributeName, attributeValue);

spring-session-samples/spring-session-sample-misc-hazelcast/src/main/java/sample/SessionServlet.java

@@ -18,7 +18,6 @@ package sample;
 
 import java.io.IOException;
 
-import javax.servlet.ServletException;
 import javax.servlet.annotation.WebServlet;
 import javax.servlet.http.HttpServlet;
 import javax.servlet.http.HttpServletRequest;
@@ -31,7 +30,7 @@ import javax.servlet.http.HttpServletResponse;
 public class SessionServlet extends HttpServlet {
 
 	@Override
-	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException {
 		String attributeName = req.getParameter("attributeName");
 		String attributeValue = req.getParameter("attributeValue");
 		req.getSession().setAttribute(attributeName, attributeValue);

spring-session-samples/spring-session-sample-xml-jdbc/src/main/java/sample/SessionServlet.java

@@ -17,7 +17,6 @@ package sample;
 
 import java.io.IOException;
 
-import javax.servlet.ServletException;
 import javax.servlet.http.HttpServlet;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
@@ -26,7 +25,7 @@ import javax.servlet.http.HttpServletResponse;
 public class SessionServlet extends HttpServlet {
 
 	@Override
-	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException {
 		String attributeName = req.getParameter("attributeName");
 		String attributeValue = req.getParameter("attributeValue");
 		req.getSession().setAttribute(attributeName, attributeValue);

spring-session-samples/spring-session-sample-xml-redis/src/main/java/sample/SessionServlet.java

@@ -18,7 +18,6 @@ package sample;
 
 import java.io.IOException;
 
-import javax.servlet.ServletException;
 import javax.servlet.http.HttpServlet;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
@@ -27,7 +26,7 @@ import javax.servlet.http.HttpServletResponse;
 public class SessionServlet extends HttpServlet {
 
 	@Override
-	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException {
 		String attributeName = req.getParameter("attributeName");
 		String attributeValue = req.getParameter("attributeValue");
 		req.getSession().setAttribute(attributeName, attributeValue);