remove unused exceptions from the throws clause

client/idm/console/src/main/java/org/apache/syncope/client/console/topology/TopologyWebSocketBehavior.java

@@ -223,7 +223,7 @@ private class ConnectorChecker extends Checker {
         }
 
         @Override
-        public String call() throws Exception {
+        public String call() {
             try {
                 return String.format("{ \"status\": \"%s\", \"target\": \"%s\"}",
                         connectorRestClient.check(coreAddress, domain, jwt, key)
@@ -243,7 +243,7 @@ private class ResourceChecker extends Checker {
         }
 
         @Override
-        public String call() throws Exception {
+        public String call() {
             try {
                 return String.format("{ \"status\": \"%s\", \"target\": \"%s\"}",
                         resourceRestClient.check(coreAddress, domain, jwt, key)

client/idrepo/common-ui/src/main/java/org/apache/syncope/client/ui/commons/HttpResourceStream.java

@@ -41,8 +41,7 @@ public HttpResourceStream(final ResponseHolder responseHolder) {
     }
 
     @Override
-    public InputStream getInputStream()
-            throws ResourceStreamNotFoundException {
+    public InputStream getInputStream() {
 
         return responseHolder.getInputStream() == null
                 ? new ByteArrayInputStream(new byte[0])
@@ -57,7 +56,7 @@ public Bytes length() {
     }
 
     @Override
-    public void close() throws IOException {
+    public void close() {
         // No need for explict closing
     }
 

client/idrepo/common-ui/src/main/java/org/apache/syncope/client/ui/commons/wizards/AjaxWizard.java

@@ -423,7 +423,7 @@ private class ApplyFuture implements Callable<Pair<Serializable, Serializable>>,
         }
 
         @Override
-        public Pair<Serializable, Serializable> call() throws Exception {
+        public Pair<Serializable, Serializable> call() {
             try {
                 ThreadContext.setApplication(this.application);
                 ThreadContext.setRequestCycle(this.requestCycle);

client/idrepo/lib/src/main/java/org/apache/syncope/client/lib/batch/BatchClientProxyImpl.java

@@ -61,7 +61,7 @@ public BatchClientProxyImpl(
 
     @Override
     @SuppressWarnings("unchecked")
-    protected Object[] preProcessResult(final Message message) throws Exception {
+    protected Object[] preProcessResult(final Message message) {
         BatchRequestItem bri = new BatchRequestItem();
         bri.setMethod((String) message.get(Message.HTTP_REQUEST_METHOD));
         bri.setRequestURI(StringUtils.substringAfter(
@@ -77,7 +77,7 @@ protected Object[] preProcessResult(final Message message) throws Exception {
     }
 
     @Override
-    protected Object handleResponse(final Message outMessage, final Class<?> serviceCls) throws Throwable {
+    protected Object handleResponse(final Message outMessage, final Class<?> serviceCls) {
         return null;
     }
 }

client/idrepo/lib/src/main/java/org/apache/syncope/client/lib/batch/BatchOfflineHTTPConduit.java

@@ -52,7 +52,7 @@ public BatchOfflineHTTPConduit(
     @Override
     protected void setupConnection(
             final Message message, final Address address,
-            final HTTPClientPolicy csPolicy) throws IOException {
+            final HTTPClientPolicy csPolicy) {
     }
 
     @Override
@@ -65,7 +65,7 @@ protected OutputStream createOutputStream(
             final Message message,
             final boolean needToCacheRequest,
             final boolean isChunking,
-            final int chunkThreshold) throws IOException {
+            final int chunkThreshold) {
 
         baos = new ByteArrayOutputStream();
         return baos;

core/idrepo/logic/src/main/java/org/apache/syncope/core/logic/CommandLogic.java

@@ -145,8 +145,7 @@ public String run(final CommandTO command) {
     }
 
     @Override
-    protected EntityTO resolveReference(final Method method, final Object... args)
-            throws UnresolvedReferenceException {
+    protected EntityTO resolveReference(final Method method, final Object... args) {
 
         throw new UnsupportedOperationException();
     }

core/idrepo/rest-cxf/src/main/java/org/apache/syncope/core/rest/cxf/AddDomainFilter.java

@@ -33,7 +33,7 @@
 public class AddDomainFilter implements ContainerResponseFilter {
 
     @Override
-    public void filter(final ContainerRequestContext reqCtx, final ContainerResponseContext resCtx) throws IOException {
+    public void filter(final ContainerRequestContext reqCtx, final ContainerResponseContext resCtx) {
         resCtx.getHeaders().add(RESTHeaders.DOMAIN, AuthContextUtils.getDomain());
     }
 }

core/idrepo/rest-cxf/src/main/java/org/apache/syncope/core/rest/cxf/AddETagFilter.java

@@ -39,7 +39,7 @@
 public class AddETagFilter implements ContainerResponseFilter {
 
     @Override
-    public void filter(final ContainerRequestContext reqCtx, final ContainerResponseContext resCtx) throws IOException {
+    public void filter(final ContainerRequestContext reqCtx, final ContainerResponseContext resCtx) {
         if (resCtx.getEntityTag() == null) {
             AnyTO annotated = null;
             if (resCtx.getEntity() instanceof AnyTO anyTO) {

core/idrepo/rest-cxf/src/main/java/org/apache/syncope/core/rest/cxf/batch/BatchItemRequest.java

@@ -238,7 +238,7 @@ public String getCharacterEncoding() {
     }
 
     @Override
-    public ServletInputStream getInputStream() throws IOException {
+    public ServletInputStream getInputStream() {
         return inputStream;
     }
 }

core/idrepo/rest-cxf/src/main/java/org/apache/syncope/core/rest/cxf/batch/BatchItemResponse.java

@@ -56,7 +56,7 @@ public void setWriteListener(final WriteListener writeListener) {
         }
 
         @Override
-        public void write(final int b) throws IOException {
+        public void write(final int b) {
             baos.write(b);
         }
     };
@@ -179,17 +179,17 @@ public String encodeRedirectURL(final String url) {
     }
 
     @Override
-    public void sendError(final int sc, final String msg) throws IOException {
+    public void sendError(final int sc, final String msg) {
         setStatus(sc);
     }
 
     @Override
-    public void sendError(final int sc) throws IOException {
+    public void sendError(final int sc) {
         setStatus(sc);
     }
 
     @Override
-    public void sendRedirect(final String location) throws IOException {
+    public void sendRedirect(final String location) {
         setStatus(SC_MOVED_TEMPORARILY);
         setHeader(HttpHeaders.LOCATION, location);
     }
@@ -219,12 +219,12 @@ public ByteArrayOutputStream getUnderlyingOutputStream() {
     }
 
     @Override
-    public ServletOutputStream getOutputStream() throws IOException {
+    public ServletOutputStream getOutputStream() {
         return servletOuputStream;
     }
 
     @Override
-    public PrintWriter getWriter() throws IOException {
+    public PrintWriter getWriter() {
         return writer;
     }
 
@@ -259,7 +259,7 @@ public int getBufferSize() {
     }
 
     @Override
-    public void flushBuffer() throws IOException {
+    public void flushBuffer() {
         throw new UnsupportedOperationException();
     }
 

core/persistence-common/src/main/java/org/apache/syncope/core/persistence/common/content/AbstractContentLoaderHandler.java

@@ -64,8 +64,7 @@ protected AbstractContentLoaderHandler(
     protected abstract void create(String qName, Attributes atts);
 
     @Override
-    public void startElement(final String uri, final String localName, final String qName, final Attributes atts)
-            throws SAXException {
+    public void startElement(final String uri, final String localName, final String qName, final Attributes atts) {
 
         // skip root element
         if (rootElement.equals(qName)) {

core/persistence-jpa/src/main/java/org/apache/syncope/core/persistence/jpa/content/XMLContentExporter.java

@@ -284,7 +284,7 @@ protected void exportTable(
             final int threshold,
             final BidiMap<String, EntityType<?>> entities,
             final Map<String, Pair<String, String>> relationTables,
-            final TransformerHandler handler) throws SQLException, MetaDataAccessException, SAXException {
+            final TransformerHandler handler) throws MetaDataAccessException, SAXException {
 
         LOG.debug("Export table {}", tableName);
 

core/persistence-jpa/src/main/java/org/apache/syncope/core/persistence/jpa/spring/OpenJpaDialect.java

@@ -47,7 +47,7 @@ public class OpenJpaDialect extends DefaultJpaDialect {
 
     @Override
     public Object beginTransaction(final EntityManager entityManager, final TransactionDefinition definition)
-            throws PersistenceException, SQLException, TransactionException {
+            throws PersistenceException, TransactionException {
 
         OpenJPAEntityManager openJpaEntityManager = getOpenJPAEntityManager(entityManager);
 
@@ -74,7 +74,7 @@ public Object beginTransaction(final EntityManager entityManager, final Transact
 
     @Override
     public ConnectionHandle getJdbcConnection(final EntityManager entityManager, final boolean readOnly)
-            throws PersistenceException, SQLException {
+            throws PersistenceException {
 
         return new OpenJpaConnectionHandle(getOpenJPAEntityManager(entityManager));
     }

core/persistence-neo4j/src/main/java/org/apache/syncope/core/persistence/neo4j/content/XMLContentLoader.java

@@ -65,7 +65,7 @@ protected boolean existingData(final String domain) {
     }
 
     @Override
-    protected void createViews(final String domain) throws IOException {
+    protected void createViews(final String domain) {
         // nothing to do
     }
 

core/provisioning-api/src/main/java/org/apache/syncope/core/provisioning/api/notification/NotificationJobDelegate.java

@@ -26,5 +26,5 @@ public interface NotificationJobDelegate {
 
     TaskExec<NotificationTask> executeSingle(NotificationTask task, String executor);
 
-    void execute(String executor) throws JobExecutionException;
+    void execute(String executor);
 }

core/provisioning-api/src/main/java/org/apache/syncope/core/provisioning/api/pushpull/ProvisioningActions.java

@@ -26,19 +26,17 @@ public interface ProvisioningActions {
      * Action to be executed before to start the provisioning (push / pull) task execution.
      *
      * @param profile provisioning profile
-     * @throws JobExecutionException in case of generic failure
      */
-    default void beforeAll(ProvisioningProfile<?, ?> profile) throws JobExecutionException {
+    default void beforeAll(ProvisioningProfile<?, ?> profile) {
         // do nothing
     }
 
     /**
      * Action to be executed after the provisioning (push / pull) task completion.
      *
      * @param profile provisioning profile
-     * @throws JobExecutionException in case of generic failure
      */
-    default void afterAll(ProvisioningProfile<?, ?> profile) throws JobExecutionException {
+    default void afterAll(ProvisioningProfile<?, ?> profile) {
         // do nothing        
     }
 }