Remove redundant throws clauses

Removes exceptions that are declared in a method's signature but never thrown by the method itself or its implementations/derivatives.

openid/src/main/java/org/springframework/security/openid/OpenID4JavaConsumer.java

@@ -70,7 +70,7 @@ public class OpenID4JavaConsumer implements OpenIDConsumer {
 	}
 
 	public OpenID4JavaConsumer(ConsumerManager consumerManager,
-			AxFetchListFactory attributesToFetchFactory) throws ConsumerException {
+			AxFetchListFactory attributesToFetchFactory) {
 		this.consumerManager = consumerManager;
 		this.attributesToFetchFactory = attributesToFetchFactory;
 	}

openid/src/main/java/org/springframework/security/openid/OpenIDAuthenticationProvider.java

@@ -58,7 +58,7 @@ public class OpenIDAuthenticationProvider
 	// ~ Methods
 	// ========================================================================================================
 
-	public void afterPropertiesSet() throws Exception {
+	public void afterPropertiesSet() {
 		Assert.notNull(this.userDetailsService, "The userDetailsService must be set");
 	}
 

openid/src/test/java/org/springframework/security/openid/MockOpenIDConsumer.java

@@ -51,12 +51,11 @@ public class MockOpenIDConsumer implements OpenIDConsumer {
 	// ========================================================================================================
 
 	public String beginConsumption(HttpServletRequest req, String claimedIdentity,
-			String returnToUrl, String realm) throws OpenIDConsumerException {
+			String returnToUrl, String realm) {
 		return redirectUrl;
 	}
 
-	public OpenIDAuthenticationToken endConsumption(HttpServletRequest req)
-			throws OpenIDConsumerException {
+	public OpenIDAuthenticationToken endConsumption(HttpServletRequest req) {
 		return token;
 	}
 

openid/src/test/java/org/springframework/security/openid/OpenIDAuthenticationFilterTests.java

@@ -42,7 +42,7 @@ public class OpenIDAuthenticationFilterTests {
 	private static final String DEFAULT_TARGET_URL = FILTER_PROCESS_URL;
 
 	@Before
-	public void setUp() throws Exception {
+	public void setUp() {
 		filter = new OpenIDAuthenticationFilter();
 		filter.setConsumer(new MockOpenIDConsumer(REDIRECT_URL));
 		SavedRequestAwareAuthenticationSuccessHandler successHandler = new SavedRequestAwareAuthenticationSuccessHandler();
@@ -65,8 +65,7 @@ public class OpenIDAuthenticationFilterTests {
 
 		filter.setConsumer(new MockOpenIDConsumer() {
 			public String beginConsumption(HttpServletRequest req,
-					String claimedIdentity, String returnToUrl, String realm)
-					throws OpenIDConsumerException {
+					String claimedIdentity, String returnToUrl, String realm) {
 				assertThat(claimedIdentity).isEqualTo(CLAIMED_IDENTITY_URL);
 				assertThat(returnToUrl).isEqualTo(DEFAULT_TARGET_URL);
 				assertThat(realm).isEqualTo("http://localhost:8080/");