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markt pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/tomcat.git
The following commit(s) were added to refs/heads/main by this push:
new 56fda3b28c Review ignored exceptions
56fda3b28c is described below
commit 56fda3b28c48e53ec4fdee0711165340b26a390c
Author: Mark Thomas <[email protected]>
AuthorDate: Wed Aug 20 11:32:51 2025 +0100
Review ignored exceptions
Trying to consistently use "ignore" as the name of the exception
Some additional logging
Better comments
Some related clean-up
---
java/jakarta/el/Util.java | 2 +-
java/jakarta/servlet/ServletRequest.java | 2 +-
java/jakarta/servlet/http/HttpServlet.java | 13 ++++-----
java/jakarta/websocket/ContainerProvider.java | 2 +-
.../websocket/server/ServerEndpointConfig.java | 2 +-
.../catalina/authenticator/AuthenticatorBase.java | 5 ++--
.../apache/catalina/connector/CoyoteAdapter.java | 10 +++----
java/org/apache/catalina/connector/Request.java | 15 +++++-----
java/org/apache/catalina/core/StandardContext.java | 5 ++--
.../catalina/ha/session/JvmRouteBinderValve.java | 10 +++----
.../apache/catalina/servlets/DefaultServlet.java | 16 +++++-----
.../catalina/session/PersistentManagerBase.java | 14 ++++-----
.../catalina/storeconfig/StoreFactoryBase.java | 6 ++--
.../tribes/membership/LocalStrings.properties | 1 +
.../tribes/membership/McastServiceImpl.java | 23 ++++++++++-----
.../catalina/tribes/transport/RxTaskPool.java | 4 +--
.../tribes/transport/nio/ParallelNioSender.java | 9 +++---
.../apache/catalina/tribes/util/StringManager.java | 14 ++++-----
.../valves/rewrite/LocalStrings.properties | 2 ++
.../catalina/valves/rewrite/ResolverImpl.java | 34 ++++++++++++++++++----
.../catalina/valves/rewrite/RewriteValve.java | 2 +-
.../webresources/AbstractArchiveResourceSet.java | 8 +++--
.../catalina/webresources/LocalStrings.properties | 1 +
java/org/apache/coyote/ajp/Constants.java | 8 ++---
java/org/apache/coyote/http11/Http11Processor.java | 4 +--
java/org/apache/coyote/http2/Http2Parser.java | 2 +-
.../apache/coyote/http2/Http2UpgradeHandler.java | 4 +--
java/org/apache/coyote/http2/StreamProcessor.java | 2 +-
java/org/apache/jasper/JspC.java | 8 ++---
.../apache/jasper/runtime/JspContextWrapper.java | 2 +-
java/org/apache/jasper/runtime/JspFactoryImpl.java | 2 +-
.../org/apache/jasper/runtime/PageContextImpl.java | 6 ++--
java/org/apache/juli/FileHandler.java | 14 ++++-----
java/org/apache/naming/StringManager.java | 8 ++---
java/org/apache/tomcat/util/http/ResponseUtil.java | 4 +--
.../apache/tomcat/util/http/WebdavIfHeader.java | 6 ++--
.../apache/tomcat/util/modeler/BaseModelMBean.java | 21 ++-----------
java/org/apache/tomcat/util/net/NioEndpoint.java | 14 ++++++---
java/org/apache/tomcat/util/res/StringManager.java | 7 ++---
.../org/apache/tomcat/util/scan/JarFileUrlJar.java | 15 ++++++----
.../tomcat/websocket/server/WsServerContainer.java | 2 +-
.../catalina/valves/rewrite/TestResolverSSL.java | 2 +-
42 files changed, 178 insertions(+), 153 deletions(-)
diff --git a/java/jakarta/el/Util.java b/java/jakarta/el/Util.java
index 2935bc88b2..a415eb9bb8 100644
--- a/java/jakarta/el/Util.java
+++ b/java/jakarta/el/Util.java
@@ -106,7 +106,7 @@ class Util {
try {
Method method = clazz.getMethod(methodName, paramTypes);
return getMethod(clazz, base, method);
- } catch (NoSuchMethodException | SecurityException e) {
+ } catch (NoSuchMethodException | SecurityException ignore) {
// Fall through to broader, slower logic
}
}
diff --git a/java/jakarta/servlet/ServletRequest.java
b/java/jakarta/servlet/ServletRequest.java
index a38454f870..749a9fc567 100644
--- a/java/jakarta/servlet/ServletRequest.java
+++ b/java/jakarta/servlet/ServletRequest.java
@@ -105,7 +105,7 @@ public interface ServletRequest {
default void setCharacterEncoding(Charset encoding) {
try {
setCharacterEncoding(encoding.name());
- } catch (UnsupportedEncodingException e) {
+ } catch (UnsupportedEncodingException ignore) {
// Unreachable code
}
}
diff --git a/java/jakarta/servlet/http/HttpServlet.java
b/java/jakarta/servlet/http/HttpServlet.java
index f135c11730..51b636abe1 100644
--- a/java/jakarta/servlet/http/HttpServlet.java
+++ b/java/jakarta/servlet/http/HttpServlet.java
@@ -735,9 +735,8 @@ public abstract class HttpServlet extends GenericServlet {
if (REQUEST_FACADE_CLAZZ.isAssignableFrom(req.getClass())) {
try {
return ((Boolean) GET_ALLOW_TRACE.invoke(req,
(Object[]) null)).booleanValue();
- } catch (IllegalAccessException | IllegalArgumentException
| InvocationTargetException e) {
+ } catch (IllegalAccessException | IllegalArgumentException
| InvocationTargetException ignore) {
// Should never happen given the checks in place.
- // Ignore
}
}
}
@@ -944,11 +943,11 @@ public abstract class HttpServlet extends GenericServlet {
Writer osw = null;
try {
osw = new OutputStreamWriter(out, encoding);
- } catch (UnsupportedEncodingException e) {
- // Impossible.
- // The same values were used in the constructor. If this method
- // gets called then the constructor must have succeeded so the
- // above call must also succeed.
+ } catch (UnsupportedEncodingException ignore) {
+ /*
+ * Impossible. The same values were used in the constructor.
If this method gets called then the
+ * constructor must have succeeded so the above call must also
succeed.
+ */
}
pw = new PrintWriter(osw);
}
diff --git a/java/jakarta/websocket/ContainerProvider.java
b/java/jakarta/websocket/ContainerProvider.java
index 8069d89f41..56381d0dde 100644
--- a/java/jakarta/websocket/ContainerProvider.java
+++ b/java/jakarta/websocket/ContainerProvider.java
@@ -47,7 +47,7 @@ public abstract class ContainerProvider {
Class<WebSocketContainer> clazz =
(Class<WebSocketContainer>)
Class.forName(DEFAULT_PROVIDER_CLASS_NAME);
result = clazz.getConstructor().newInstance();
- } catch (ReflectiveOperationException | IllegalArgumentException |
SecurityException e) {
+ } catch (ReflectiveOperationException | IllegalArgumentException |
SecurityException ignore) {
// No options left. Just return null.
}
}
diff --git a/java/jakarta/websocket/server/ServerEndpointConfig.java
b/java/jakarta/websocket/server/ServerEndpointConfig.java
index 8c0abe3f13..e72a879608 100644
--- a/java/jakarta/websocket/server/ServerEndpointConfig.java
+++ b/java/jakarta/websocket/server/ServerEndpointConfig.java
@@ -176,7 +176,7 @@ public interface ServerEndpointConfig extends
EndpointConfig {
@SuppressWarnings("unchecked")
Class<Configurator> clazz = (Class<Configurator>)
Class.forName(DEFAULT_IMPL_CLASSNAME);
result = clazz.getConstructor().newInstance();
- } catch (ReflectiveOperationException |
IllegalArgumentException | SecurityException e) {
+ } catch (ReflectiveOperationException |
IllegalArgumentException | SecurityException ignore) {
// No options left. Just return null.
}
}
diff --git a/java/org/apache/catalina/authenticator/AuthenticatorBase.java
b/java/org/apache/catalina/authenticator/AuthenticatorBase.java
index dff9aefbef..8f99ee8a12 100644
--- a/java/org/apache/catalina/authenticator/AuthenticatorBase.java
+++ b/java/org/apache/catalina/authenticator/AuthenticatorBase.java
@@ -726,12 +726,13 @@ public abstract class AuthenticatorBase extends ValveBase
implements Authenticat
Class<?> clazz = null;
try {
clazz = Class.forName(jaspicCallbackHandlerClass, true,
Thread.currentThread().getContextClassLoader());
- } catch (ClassNotFoundException e) {
- // Proceed with the retry below
+ } catch (ClassNotFoundException ignore) {
+ // Not found in the context class loader (web application class
loader). Re-try below.
}
try {
if (clazz == null) {
+ // Look in the same class loader that loaded this class -
usually Tomcat's common loader.
clazz = Class.forName(jaspicCallbackHandlerClass);
}
callbackHandler = (CallbackHandler)
clazz.getConstructor().newInstance();
diff --git a/java/org/apache/catalina/connector/CoyoteAdapter.java
b/java/org/apache/catalina/connector/CoyoteAdapter.java
index 02e7ce6d5f..9daccf0035 100644
--- a/java/org/apache/catalina/connector/CoyoteAdapter.java
+++ b/java/org/apache/catalina/connector/CoyoteAdapter.java
@@ -262,8 +262,8 @@ public class CoyoteAdapter implements Adapter {
success = false;
}
} catch (IOException e) {
+ // Issues that should be logged will have already been logged
success = false;
- // Ignore
} catch (Throwable t) {
ExceptionUtils.handleThrowable(t);
success = false;
@@ -372,8 +372,8 @@ public class CoyoteAdapter implements Adapter {
response.finishResponse();
}
- } catch (IOException e) {
- // Ignore
+ } catch (IOException ignore) {
+ // Issues that should be logged will have already been logged
} finally {
AtomicBoolean error = new AtomicBoolean(false);
res.action(ActionCode.IS_ERROR, error);
@@ -779,8 +779,8 @@ public class CoyoteAdapter implements Adapter {
// point.
try {
Thread.sleep(1000);
- } catch (InterruptedException e) {
- // Should never happen
+ } catch (InterruptedException ignore) {
+ // Should never happen but, if it does, just continue
looping
}
// Reset mapping
request.getMappingData().recycle();
diff --git a/java/org/apache/catalina/connector/Request.java
b/java/org/apache/catalina/connector/Request.java
index 7f7b393013..8995cf7cbb 100644
--- a/java/org/apache/catalina/connector/Request.java
+++ b/java/org/apache/catalina/connector/Request.java
@@ -2102,8 +2102,8 @@ public class Request implements HttpServletRequest {
Session session = null;
try {
session = manager.findSession(requestedSessionId);
- } catch (IOException e) {
- // Can't find the session
+ } catch (IOException ignore) {
+ // Error looking up session. Treat it as not found.
}
if ((session == null) || !session.isValid()) {
@@ -2115,8 +2115,8 @@ public class Request implements HttpServletRequest {
if
(ctxt.getManager().findSession(requestedSessionId) != null) {
return true;
}
- } catch (IOException e) {
- // Ignore
+ } catch (IOException ignore) {
+ // Error looking up session. Treat it as not found.
}
}
}
@@ -2606,9 +2606,8 @@ public class Request implements HttpServletRequest {
found = true;
break;
}
- } catch (IOException e) {
- // Ignore. Problems with this manager will be
- // handled elsewhere.
+ } catch (IOException ignore) {
+ // Error looking up session. Treat it as not found.
}
}
}
@@ -2718,7 +2717,7 @@ public class Request implements HttpServletRequest {
scookie.getValue().getByteChunk().setCharset(getCookieProcessor().getCharset());
cookie.setValue(unescape(scookie.getValue().toString()));
cookies[idx++] = cookie;
- } catch (IllegalArgumentException e) {
+ } catch (IllegalArgumentException ignore) {
// Ignore bad cookie
}
}
diff --git a/java/org/apache/catalina/core/StandardContext.java
b/java/org/apache/catalina/core/StandardContext.java
index b7d3730e43..a0b875f504 100644
--- a/java/org/apache/catalina/core/StandardContext.java
+++ b/java/org/apache/catalina/core/StandardContext.java
@@ -4978,9 +4978,8 @@ public class StandardContext extends ContainerBase
implements Context, Notificat
if (isUseNaming()) {
try {
ContextBindings.bindThread(this, getNamingToken());
- } catch (NamingException e) {
- // Silent catch, as this is a normal case during the early
- // startup stages
+ } catch (NamingException ignore) {
+ // Silent catch, as this is a normal case during the early
startup stages
}
}
diff --git a/java/org/apache/catalina/ha/session/JvmRouteBinderValve.java
b/java/org/apache/catalina/ha/session/JvmRouteBinderValve.java
index b23ee05aa9..c22baa9184 100644
--- a/java/org/apache/catalina/ha/session/JvmRouteBinderValve.java
+++ b/java/org/apache/catalina/ha/session/JvmRouteBinderValve.java
@@ -258,8 +258,8 @@ public class JvmRouteBinderValve extends ValveBase
implements ClusterValve {
Session catalinaSession = null;
try {
catalinaSession = getManager(request).findSession(sessionId);
- } catch (IOException e) {
- // Hups!
+ } catch (IOException ignore) {
+ // Error looking for session using old session ID. Treat it as
not found.
}
String id = sessionId.substring(0, index);
String newSessionID = id + "." + localJvmRoute;
@@ -270,11 +270,11 @@ public class JvmRouteBinderValve extends ValveBase
implements ClusterValve {
} else {
try {
catalinaSession =
getManager(request).findSession(newSessionID);
- } catch (IOException e) {
- // Hups!
+ } catch (IOException ignore) {
+ // Error looking for session using new session ID. Treat
it as not found.
}
if (catalinaSession != null) {
- // session is rewrite at other request, rewrite this also
+ // Session was rewritten in other, concurrent request.
Rewrite this request also.
changeRequestSessionID(request, sessionId, newSessionID);
} else {
if (log.isDebugEnabled()) {
diff --git a/java/org/apache/catalina/servlets/DefaultServlet.java
b/java/org/apache/catalina/servlets/DefaultServlet.java
index b1d6d28444..6042d339b9 100644
--- a/java/org/apache/catalina/servlets/DefaultServlet.java
+++ b/java/org/apache/catalina/servlets/DefaultServlet.java
@@ -676,7 +676,7 @@ public class DefaultServlet extends HttpServlet {
if (resourceInputStream != null) {
try {
resourceInputStream.close();
- } catch (IOException ioe) {
+ } catch (IOException ignore) {
// Ignore
}
}
@@ -1088,8 +1088,8 @@ public class DefaultServlet extends HttpServlet {
if (serveContent) {
try {
response.setBufferSize(output);
- } catch (IllegalStateException e) {
- // Silent catch
+ } catch (IllegalStateException ignore) {
+ // Content has already been written - this must be an
include. Ignore the error and continue.
}
InputStream renderResult = null;
if (ostream == null) {
@@ -1202,8 +1202,8 @@ public class DefaultServlet extends HttpServlet {
if (serveContent) {
try {
response.setBufferSize(output);
- } catch (IllegalStateException e) {
- // Silent catch
+ } catch (IllegalStateException ignore) {
+ // Content has already been written - this must be an
include. Ignore the error and continue.
}
if (ostream != null) {
if (!checkSendfile(request, response, resource,
contentLength, range)) {
@@ -1220,7 +1220,7 @@ public class DefaultServlet extends HttpServlet {
try {
response.setBufferSize(output);
} catch (IllegalStateException e) {
- // Silent catch
+ // Content has already been written - this must be an
include. Ignore the error and continue.
}
if (ostream != null) {
copy(resource, contentLength, ostream, ranges,
contentType);
@@ -2008,7 +2008,7 @@ public class DefaultServlet extends HttpServlet {
if (reader != null) {
try {
reader.close();
- } catch (IOException e) {
+ } catch (IOException ignore) {
// Ignore
}
}
@@ -2453,7 +2453,7 @@ public class DefaultServlet extends HttpServlet {
long headerValueTime = -1L;
try {
headerValueTime = request.getDateHeader("If-Range");
- } catch (IllegalArgumentException e) {
+ } catch (IllegalArgumentException ignore) {
// Ignore
}
if (headerValueTime >= 0) {
diff --git a/java/org/apache/catalina/session/PersistentManagerBase.java
b/java/org/apache/catalina/session/PersistentManagerBase.java
index 88b3b9b450..9b2429aa7c 100644
--- a/java/org/apache/catalina/session/PersistentManagerBase.java
+++ b/java/org/apache/catalina/session/PersistentManagerBase.java
@@ -492,7 +492,7 @@ public abstract class PersistentManagerBase extends
ManagerBase implements Store
for (Session session : sessions) {
try {
swapOut(session);
- } catch (IOException e) {
+ } catch (IOException ignore) {
// This is logged in writeSession()
}
}
@@ -665,9 +665,9 @@ public abstract class PersistentManagerBase extends
ManagerBase implements Store
try {
store.save(session);
- } catch (IOException e) {
- log.error(sm.getString("persistentManager.serializeError",
session.getIdInternal()), e);
- throw e;
+ } catch (IOException ioe) {
+ log.error(sm.getString("persistentManager.serializeError",
session.getIdInternal()), ioe);
+ throw ioe;
}
}
@@ -768,7 +768,7 @@ public abstract class PersistentManagerBase extends
ManagerBase implements Store
}
try {
swapOut(session);
- } catch (IOException e) {
+ } catch (IOException ignore) {
// This is logged in writeSession()
}
}
@@ -818,7 +818,7 @@ public abstract class PersistentManagerBase extends
ManagerBase implements Store
}
try {
swapOut(session);
- } catch (IOException e) {
+ } catch (IOException ignore) {
// This is logged in writeSession()
}
toswap--;
@@ -863,7 +863,7 @@ public abstract class PersistentManagerBase extends
ManagerBase implements Store
try {
writeSession(session);
- } catch (IOException e) {
+ } catch (IOException ignore) {
// This is logged in writeSession()
}
session.setNote(PERSISTED_LAST_ACCESSED_TIME,
Long.valueOf(lastAccessedTime));
diff --git a/java/org/apache/catalina/storeconfig/StoreFactoryBase.java
b/java/org/apache/catalina/storeconfig/StoreFactoryBase.java
index a925c4c783..e24e946108 100644
--- a/java/org/apache/catalina/storeconfig/StoreFactoryBase.java
+++ b/java/org/apache/catalina/storeconfig/StoreFactoryBase.java
@@ -160,9 +160,9 @@ public class StoreFactoryBase implements IStoreFactory {
for (Object element : elements) {
try {
storeElement(aWriter, indent, element);
- } catch (IOException ioe) {
- // ignore children report error them self!
- // see StandardContext.storeWithBackup()
+ } catch (IOException ignore) {
+ // Ignore. Children report error themselves.
+ // See StandardContext.storeWithBackup()
}
}
}
diff --git a/java/org/apache/catalina/tribes/membership/LocalStrings.properties
b/java/org/apache/catalina/tribes/membership/LocalStrings.properties
index 23fbe8da37..cfe731980b 100644
--- a/java/org/apache/catalina/tribes/membership/LocalStrings.properties
+++ b/java/org/apache/catalina/tribes/membership/LocalStrings.properties
@@ -27,6 +27,7 @@ mcastServiceImpl.bind=Attempting to bind the multicast socket
to [{0}:{1}]
mcastServiceImpl.bind.failed=Binding to multicast address, failed. Binding to
port only.
mcastServiceImpl.error.receiving=Error receiving mcast package. Sleeping 500ms
mcastServiceImpl.error.receivingNoSleep=Error receiving multicast package
+mcastServiceImpl.error.stop=Error during stop of membership service
mcastServiceImpl.invalid.startLevel=Invalid start level. Only acceptable
levels are Channel.MBR_RX_SEQ and Channel.MBR_TX_SEQ
mcastServiceImpl.invalid.stopLevel=Invalid stop level. Only acceptable levels
are Channel.MBR_RX_SEQ and Channel.MBR_TX_SEQ
mcastServiceImpl.invalidMemberPackage=Invalid member multicast package
diff --git a/java/org/apache/catalina/tribes/membership/McastServiceImpl.java
b/java/org/apache/catalina/tribes/membership/McastServiceImpl.java
index 950f582d19..aed6d72999 100644
--- a/java/org/apache/catalina/tribes/membership/McastServiceImpl.java
+++ b/java/org/apache/catalina/tribes/membership/McastServiceImpl.java
@@ -333,13 +333,19 @@ public class McastServiceImpl extends
MembershipProviderBase {
// leave mcast group
try {
socket.leaveGroup(new InetSocketAddress(address, 0), null);
- } catch (Exception ignore) {
- // NO-OP
+ } catch (Exception e) {
+ // Shutting down. Only log at debug.
+ if (log.isDebugEnabled()) {
+ log.debug(sm.getString("mcastServiceImpl.error.stop"), e);
+ }
}
try {
socket.close();
- } catch (Exception ignore) {
- // NO-OP
+ } catch (Exception e) {
+ // Shutting down. Only log at debug.
+ if (log.isDebugEnabled()) {
+ log.debug(sm.getString("mcastServiceImpl.error.stop"), e);
+ }
}
member.setServiceStartTime(-1);
}
@@ -365,10 +371,11 @@ public class McastServiceImpl extends
MembershipProviderBase {
memberBroadcastsReceived(data);
}
}
- } catch (SocketTimeoutException x) {
- // do nothing, this is normal, we don't want to block forever
- // since the receive thread is the same thread
- // that does membership expiration
+ } catch (SocketTimeoutException ignore) {
+ /*
+ * Do nothing. This is normal. We don't want to block forever
since the receive thread is the same thread
+ * that does membership expiration.
+ */
}
checkExpired();
}
diff --git a/java/org/apache/catalina/tribes/transport/RxTaskPool.java
b/java/org/apache/catalina/tribes/transport/RxTaskPool.java
index 1d0216205e..941905663a 100644
--- a/java/org/apache/catalina/tribes/transport/RxTaskPool.java
+++ b/java/org/apache/catalina/tribes/transport/RxTaskPool.java
@@ -63,8 +63,8 @@ public class RxTaskPool {
if (!idle.isEmpty()) {
try {
worker = idle.removeFirst();
- } catch (java.util.NoSuchElementException x) {
- // this means that there are no available workers
+ } catch (java.util.NoSuchElementException ignore) {
+ // Should never happen as access to idle is always
synchronized on mutex
}
} else if (used.size() < this.maxTasks && creator != null) {
worker = creator.createRxTask();
diff --git
a/java/org/apache/catalina/tribes/transport/nio/ParallelNioSender.java
b/java/org/apache/catalina/tribes/transport/nio/ParallelNioSender.java
index 71ac24ca3c..a18a7a788b 100644
--- a/java/org/apache/catalina/tribes/transport/nio/ParallelNioSender.java
+++ b/java/org/apache/catalina/tribes/transport/nio/ParallelNioSender.java
@@ -366,7 +366,7 @@ public class ParallelNioSender extends AbstractSender
implements MultiPointSende
setConnected(false);
try {
close();
- } catch (Exception e) {
+ } catch (Exception ignore) {
// Ignore
}
}
@@ -399,8 +399,9 @@ public class ParallelNioSender extends AbstractSender
implements MultiPointSende
if (result) {
try {
state.selector.selectNow();
- } catch (Exception e) {
- /* Ignore */}
+ } catch (Exception ignore) {
+ // Ignore
+ }
}
return result;
}
@@ -422,7 +423,7 @@ public class ParallelNioSender extends AbstractSender
implements MultiPointSende
NioSender nioSender = iter.next();
try {
nioSender.disconnect();
- } catch (Exception e) {
+ } catch (Exception ignore) {
// Ignore
}
iter.remove();
diff --git a/java/org/apache/catalina/tribes/util/StringManager.java
b/java/org/apache/catalina/tribes/util/StringManager.java
index b4ade62e5e..75896ac4d4 100644
--- a/java/org/apache/catalina/tribes/util/StringManager.java
+++ b/java/org/apache/catalina/tribes/util/StringManager.java
@@ -69,14 +69,15 @@ public class StringManager {
try {
bnd = ResourceBundle.getBundle(bundleName, locale);
} catch (MissingResourceException ex) {
- // Try from the current loader (that's the case for trusted apps)
- // Should only be required if using a TC5 style classloader
structure
- // where common != shared != server
+ /*
+ * Try from the current loader (that's the case for trusted apps).
Should only be required if using a class
+ * loader structure where common != shared != server
+ */
ClassLoader cl = Thread.currentThread().getContextClassLoader();
if (cl != null) {
try {
bnd = ResourceBundle.getBundle(bundleName, locale, cl);
- } catch (MissingResourceException ex2) {
+ } catch (MissingResourceException ignore) {
// Ignore
}
}
@@ -107,8 +108,7 @@ public class StringManager {
*/
public String getString(String key) {
if (key == null) {
- String msg = "key may not have a null value";
- throw new IllegalArgumentException(msg);
+ throw new IllegalArgumentException("key may not have a null
value");
}
String str = null;
@@ -118,7 +118,7 @@ public class StringManager {
if (bundle != null) {
str = bundle.getString(key);
}
- } catch (MissingResourceException mre) {
+ } catch (MissingResourceException ignore) {
// bad: shouldn't mask an exception the following way:
// str = "[cannot find message associated with key '" + key +
// "' due to " + mre + "]";
diff --git a/java/org/apache/catalina/valves/rewrite/LocalStrings.properties
b/java/org/apache/catalina/valves/rewrite/LocalStrings.properties
index ffb6009f6d..1f2697599f 100644
--- a/java/org/apache/catalina/valves/rewrite/LocalStrings.properties
+++ b/java/org/apache/catalina/valves/rewrite/LocalStrings.properties
@@ -15,6 +15,8 @@
quotedStringTokenizer.tokenizeError=Error tokenizing text [{0}] after position
[{1}] from mode [{2}]
+resolverImpl.tlsError=Unable to obtain TLS information
+
rewriteMap.tooManyParameters=Too many parameters for this map
rewriteMap.txtInvalidLine=Invalid line [{0}] in text file [{1}]
rewriteMap.txtReadError=Error reading text file [{0}]
diff --git a/java/org/apache/catalina/valves/rewrite/ResolverImpl.java
b/java/org/apache/catalina/valves/rewrite/ResolverImpl.java
index 92022eda37..c6ccb4b0fb 100644
--- a/java/org/apache/catalina/valves/rewrite/ResolverImpl.java
+++ b/java/org/apache/catalina/valves/rewrite/ResolverImpl.java
@@ -34,21 +34,42 @@ import java.util.concurrent.TimeUnit;
import org.apache.catalina.WebResource;
import org.apache.catalina.WebResourceRoot;
import org.apache.catalina.connector.Request;
+import org.apache.juli.logging.Log;
import org.apache.tomcat.util.http.FastHttpDateFormat;
import org.apache.tomcat.util.net.SSLSupport;
import org.apache.tomcat.util.net.jsse.PEMFile;
import org.apache.tomcat.util.net.openssl.ciphers.Cipher;
import org.apache.tomcat.util.net.openssl.ciphers.EncryptionLevel;
import
org.apache.tomcat.util.net.openssl.ciphers.OpenSSLCipherConfigurationParser;
+import org.apache.tomcat.util.res.StringManager;
public class ResolverImpl extends Resolver {
- protected Request request;
+ private static final StringManager sm =
StringManager.getManager(ResolverImpl.class);
+ protected final Request request;
+ private final Log containerLog;
+
+
+ /**
+ * Create a resolver for the given request.
+ *
+ * @param request The request
+ *
+ * @deprecated Will be removed in Tomcat 12 onwards. Use {@link
#ResolverImpl(Request, Log)}
+ */
+ @Deprecated
public ResolverImpl(Request request) {
+ this(request, request.getContext().getLogger());
+ }
+
+
+ public ResolverImpl(Request request, Log containerLog) {
this.request = request;
+ this.containerLog = containerLog;
}
+
/**
* The following are not implemented:
* <ul>
@@ -192,8 +213,11 @@ public class ResolverImpl extends Resolver {
}
}
}
- } catch (IOException e) {
+ } catch (IOException ioe) {
// TLS access error
+ if (containerLog.isDebugEnabled()) {
+ containerLog.debug(sm.getString("resolverImpl.tlsError"), ioe);
+ }
}
return null;
}
@@ -239,14 +263,14 @@ public class ResolverImpl extends Resolver {
} else if (key.equals("CERT")) {
try {
return PEMFile.toPEM(certificates[0]);
- } catch (CertificateEncodingException e) {
+ } catch (CertificateEncodingException ignore) {
// Ignore
}
} else if (key.startsWith("CERT_CHAIN_")) {
key = key.substring("CERT_CHAIN_".length());
try {
return PEMFile.toPEM(certificates[Integer.parseInt(key)]);
- } catch (NumberFormatException | ArrayIndexOutOfBoundsException |
CertificateEncodingException e) {
+ } catch (NumberFormatException | ArrayIndexOutOfBoundsException |
CertificateEncodingException ignore) {
// Ignore
}
}
@@ -281,7 +305,7 @@ public class ResolverImpl extends Resolver {
return elements.get(n);
}
}
- } catch (NumberFormatException | ArrayIndexOutOfBoundsException |
CertificateParsingException e) {
+ } catch (NumberFormatException | ArrayIndexOutOfBoundsException |
CertificateParsingException ignore) {
// Ignore
}
return null;
diff --git a/java/org/apache/catalina/valves/rewrite/RewriteValve.java
b/java/org/apache/catalina/valves/rewrite/RewriteValve.java
index 980dde353c..a5e6f5920e 100644
--- a/java/org/apache/catalina/valves/rewrite/RewriteValve.java
+++ b/java/org/apache/catalina/valves/rewrite/RewriteValve.java
@@ -319,7 +319,7 @@ public class RewriteValve extends ValveBase {
try {
- Resolver resolver = new ResolverImpl(request);
+ Resolver resolver = new ResolverImpl(request, containerLog);
invoked.set(Boolean.TRUE);
diff --git
a/java/org/apache/catalina/webresources/AbstractArchiveResourceSet.java
b/java/org/apache/catalina/webresources/AbstractArchiveResourceSet.java
index c242359d4d..dfca7b5240 100644
--- a/java/org/apache/catalina/webresources/AbstractArchiveResourceSet.java
+++ b/java/org/apache/catalina/webresources/AbstractArchiveResourceSet.java
@@ -31,9 +31,13 @@ import java.util.zip.ZipFile;
import org.apache.catalina.WebResource;
import org.apache.catalina.WebResourceRoot;
import org.apache.catalina.util.ResourceSet;
+import org.apache.juli.logging.Log;
+import org.apache.juli.logging.LogFactory;
public abstract class AbstractArchiveResourceSet extends AbstractResourceSet {
+ private static final Log log =
LogFactory.getLog(AbstractArchiveResourceSet.class);
+
private URL baseUrl;
private String baseUrlString;
protected JarFile archive = null;
@@ -348,8 +352,8 @@ public abstract class AbstractArchiveResourceSet extends
AbstractResourceSet {
if (archive != null && archiveUseCount == 0) {
try {
archive.close();
- } catch (IOException e) {
- // Log at least WARN
+ } catch (IOException ioe) {
+
log.warn(sm.getString("abstractArchiveResourceSet.archiveCloseFailed"), ioe);
}
archive = null;
archiveEntries = null;
diff --git a/java/org/apache/catalina/webresources/LocalStrings.properties
b/java/org/apache/catalina/webresources/LocalStrings.properties
index 32f3cfb733..e0b3c6baac 100644
--- a/java/org/apache/catalina/webresources/LocalStrings.properties
+++ b/java/org/apache/catalina/webresources/LocalStrings.properties
@@ -13,6 +13,7 @@
# See the License for the specific language governing permissions and
# limitations under the License.
+abstractArchiveResourceSet.archiveCloseFailed=Error closing archive. Archive
may still be open.
abstractArchiveResourceSet.setReadOnlyFalse=Archive based WebResourceSets such
as those based on JARs are hard-coded to be read-only and may not be configured
to be read-write
abstractFileResourceSet.canonicalfileCheckFailed=Resource for web application
[{0}] at path [{1}] was not loaded as the canonical path [{2}] did not match.
Use of symlinks is one possible cause.
diff --git a/java/org/apache/coyote/ajp/Constants.java
b/java/org/apache/coyote/ajp/Constants.java
index 2e4e4de60b..1fa5700a6e 100644
--- a/java/org/apache/coyote/ajp/Constants.java
+++ b/java/org/apache/coyote/ajp/Constants.java
@@ -172,12 +172,8 @@ public final class Constants {
private static final Map<String,Integer> responseTransMap = new
HashMap<>(20);
static {
- try {
- for (int i = 0; i < SC_RESP_AJP13_MAX; i++) {
- responseTransMap.put(getResponseHeaderForCode(i),
Integer.valueOf(0xA001 + i));
- }
- } catch (Exception e) {
- // Do nothing
+ for (int i = 0; i < SC_RESP_AJP13_MAX; i++) {
+ responseTransMap.put(getResponseHeaderForCode(i),
Integer.valueOf(0xA001 + i));
}
}
diff --git a/java/org/apache/coyote/http11/Http11Processor.java
b/java/org/apache/coyote/http11/Http11Processor.java
index f0b52c4430..63bd3c8a8b 100644
--- a/java/org/apache/coyote/http11/Http11Processor.java
+++ b/java/org/apache/coyote/http11/Http11Processor.java
@@ -574,7 +574,7 @@ public class Http11Processor extends AbstractProcessor {
long contentLength = -1;
try {
contentLength = request.getContentLengthLong();
- } catch (Exception e) {
+ } catch (Exception ignore) {
// Ignore, an error here is already processed in prepareRequest
// but is done again since the content length is still -1
}
@@ -746,7 +746,7 @@ public class Http11Processor extends AbstractProcessor {
try {
hostValueMB = headers.setValue("host");
hostValueMB.setBytes(uriB, uriBCStart + pos, slashPos
- pos);
- } catch (IllegalStateException e) {
+ } catch (IllegalStateException ignore) {
// Edge case
// If the request has too many headers it won't be
// possible to create the host header. Ignore this as
diff --git a/java/org/apache/coyote/http2/Http2Parser.java
b/java/org/apache/coyote/http2/Http2Parser.java
index acd2a23d08..bb18f92a07 100644
--- a/java/org/apache/coyote/http2/Http2Parser.java
+++ b/java/org/apache/coyote/http2/Http2Parser.java
@@ -281,7 +281,7 @@ class Http2Parser {
// RFC 7450 priority frames are ignored. Still need to treat as
overhead.
try {
swallowPayload(streamId, FrameType.PRIORITY.getId(), 5, false,
buffer);
- } catch (ConnectionException e) {
+ } catch (ConnectionException ignore) {
// Will never happen because swallowPayload() is called with
isPadding set
// to false
}
diff --git a/java/org/apache/coyote/http2/Http2UpgradeHandler.java
b/java/org/apache/coyote/http2/Http2UpgradeHandler.java
index 1c2ad63da0..f7036e4363 100644
--- a/java/org/apache/coyote/http2/Http2UpgradeHandler.java
+++ b/java/org/apache/coyote/http2/Http2UpgradeHandler.java
@@ -525,7 +525,7 @@ class Http2UpgradeHandler extends AbstractStream implements
InternalHttpUpgradeH
try {
writeGoAwayFrame((1 << 31) - 1, Http2Error.NO_ERROR.getCode(),
null);
- } catch (IOException ioe) {
+ } catch (IOException ignore) {
// This is fatal for the connection. Ignore it here. There
will be
// further attempts at I/O in upgradeDispatch() and it can
better
// handle the IO errors.
@@ -634,7 +634,7 @@ class Http2UpgradeHandler extends AbstractStream implements
InternalHttpUpgradeH
}
try {
writeGoAwayFrame(maxProcessedStreamId, code, msg);
- } catch (IOException ioe) {
+ } catch (IOException ignore) {
// Ignore. GOAWAY is sent on a best efforts basis and the original
// error has already been logged.
}
diff --git a/java/org/apache/coyote/http2/StreamProcessor.java
b/java/org/apache/coyote/http2/StreamProcessor.java
index edd9c74a9b..6aa9b5a7f9 100644
--- a/java/org/apache/coyote/http2/StreamProcessor.java
+++ b/java/org/apache/coyote/http2/StreamProcessor.java
@@ -314,7 +314,7 @@ class StreamProcessor extends AbstractProcessor implements
NonPipeliningProcesso
stream.getInputBuffer().insertReplayedBody(body);
try {
stream.receivedEndOfStream();
- } catch (ConnectionException e) {
+ } catch (ConnectionException ignore) {
// Exception will not be thrown in this case
}
}
diff --git a/java/org/apache/jasper/JspC.java b/java/org/apache/jasper/JspC.java
index 9de6fd7b98..be088aba4f 100644
--- a/java/org/apache/jasper/JspC.java
+++ b/java/org/apache/jasper/JspC.java
@@ -1417,7 +1417,7 @@ public class JspC extends Task implements Options {
errorCount++;
log.error(Localizer.getMessage("jspc.error.compilation"), e);
}
- } catch (InterruptedException e) {
+ } catch (InterruptedException ignore) {
// Ignore
}
}
@@ -1521,8 +1521,8 @@ public class JspC extends Task implements Options {
mapout.write(Localizer.getMessage("jspc.webinc.footer"));
}
mapout.close();
- } catch (IOException ioe) {
- // nothing to do if it fails since we are done with it
+ } catch (IOException ignore) {
+ // Nothing to do if it fails since we are done with it.
}
}
}
@@ -1694,7 +1694,7 @@ public class JspC extends Task implements Options {
uriRoot = froot.getCanonicalPath();
}
}
- } catch (IOException ioe) {
+ } catch (IOException ignore) {
// Missing uriRoot will be handled in the caller.
}
}
diff --git a/java/org/apache/jasper/runtime/JspContextWrapper.java
b/java/org/apache/jasper/runtime/JspContextWrapper.java
index 463990f92f..f4a855d91c 100644
--- a/java/org/apache/jasper/runtime/JspContextWrapper.java
+++ b/java/org/apache/jasper/runtime/JspContextWrapper.java
@@ -189,7 +189,7 @@ public class JspContextWrapper extends PageContext {
if (getSession() != null) {
try {
o = rootJspCtxt.getAttribute(name, SESSION_SCOPE);
- } catch (IllegalStateException ise) {
+ } catch (IllegalStateException ignore) {
// Session has been invalidated.
// Ignore and fall through to application scope.
}
diff --git a/java/org/apache/jasper/runtime/JspFactoryImpl.java
b/java/org/apache/jasper/runtime/JspFactoryImpl.java
index 5a00d1c9dc..a40c9634e3 100644
--- a/java/org/apache/jasper/runtime/JspFactoryImpl.java
+++ b/java/org/apache/jasper/runtime/JspFactoryImpl.java
@@ -60,7 +60,7 @@ public class JspFactoryImpl extends JspFactory {
try {
pc.initialize(servlet, request, response, errorPageURL,
needsSession, bufferSize, autoflush);
- } catch (IOException ioe) {
+ } catch (IOException ignore) {
// Implementation never throws IOE but can't change the signature
// since it is part of the JSP API
}
diff --git a/java/org/apache/jasper/runtime/PageContextImpl.java
b/java/org/apache/jasper/runtime/PageContextImpl.java
index 30797722e0..c43800235f 100644
--- a/java/org/apache/jasper/runtime/PageContextImpl.java
+++ b/java/org/apache/jasper/runtime/PageContextImpl.java
@@ -312,7 +312,7 @@ public class PageContextImpl extends PageContext {
if (session.getAttribute(name) != null) {
return SESSION_SCOPE;
}
- } catch (IllegalStateException ise) {
+ } catch (IllegalStateException ignore) {
// Session has been invalidated.
// Ignore and fall through to application scope.
}
@@ -344,7 +344,7 @@ public class PageContextImpl extends PageContext {
if (session != null) {
try {
o = session.getAttribute(name);
- } catch (IllegalStateException ise) {
+ } catch (IllegalStateException ignore) {
// Session has been invalidated.
// Ignore and fall through to application scope.
}
@@ -384,7 +384,7 @@ public class PageContextImpl extends PageContext {
if (session != null) {
try {
removeAttribute(name, SESSION_SCOPE);
- } catch (IllegalStateException ise) {
+ } catch (IllegalStateException ignore) {
// Session has been invalidated.
// Ignore and fall throw to application scope.
}
diff --git a/java/org/apache/juli/FileHandler.java
b/java/org/apache/juli/FileHandler.java
index deeae3495d..502d905936 100644
--- a/java/org/apache/juli/FileHandler.java
+++ b/java/org/apache/juli/FileHandler.java
@@ -364,7 +364,7 @@ public class FileHandler extends Handler {
if (encoding != null && !encoding.isEmpty()) {
try {
setEncoding(encoding);
- } catch (UnsupportedEncodingException ex) {
+ } catch (UnsupportedEncodingException ignore) {
// Ignore
}
}
@@ -377,7 +377,7 @@ public class FileHandler extends Handler {
if (filterName != null) {
try {
setFilter((Filter)
cl.loadClass(filterName).getConstructor().newInstance());
- } catch (Exception e) {
+ } catch (Exception ignore) {
// Ignore
}
}
@@ -387,7 +387,7 @@ public class FileHandler extends Handler {
if (formatterName != null) {
try {
setFormatter((Formatter)
cl.loadClass(formatterName).getConstructor().newInstance());
- } catch (Exception e) {
+ } catch (Exception ignore) {
// Ignore and fallback to defaults
setFormatter(new OneLineFormatter());
}
@@ -452,14 +452,14 @@ public class FileHandler extends Handler {
if (fos != null) {
try {
fos.close();
- } catch (IOException e1) {
+ } catch (IOException ignore) {
// Ignore
}
}
if (os != null) {
try {
os.close();
- } catch (IOException e1) {
+ } catch (IOException ignore) {
// Ignore
}
}
@@ -493,8 +493,8 @@ public class FileHandler extends Handler {
try {
LocalDate dateFromFile =
LocalDate.from(DateTimeFormatter.ISO_LOCAL_DATE.parse(date));
result = dateFromFile.isBefore(maxDaysOffset);
- } catch (DateTimeException e) {
- // no-op
+ } catch (DateTimeException ignore) {
+ // Unable to determine date from path. File will not be
included.
}
}
return result;
diff --git a/java/org/apache/naming/StringManager.java
b/java/org/apache/naming/StringManager.java
index 3af12442c0..533511f286 100644
--- a/java/org/apache/naming/StringManager.java
+++ b/java/org/apache/naming/StringManager.java
@@ -69,7 +69,7 @@ public class StringManager {
if (cl != null) {
try {
tempBundle = ResourceBundle.getBundle(bundleName,
Locale.getDefault(), cl);
- } catch (MissingResourceException ex2) {
+ } catch (MissingResourceException ignore) {
// Ignore
}
}
@@ -94,9 +94,7 @@ public class StringManager {
*/
public String getString(String key) {
if (key == null) {
- String msg = "key may not have a null value";
-
- throw new IllegalArgumentException(msg);
+ throw new IllegalArgumentException("key may not have a null
value");
}
String str = null;
@@ -106,7 +104,7 @@ public class StringManager {
if (bundle != null) {
str = bundle.getString(key);
}
- } catch (MissingResourceException mre) {
+ } catch (MissingResourceException ignore) {
// bad: shouldn't mask an exception the following way:
// str = "[cannot find message associated with key '" + key + "'
due to " + mre + "]";
// because it hides the fact that the String was missing
diff --git a/java/org/apache/tomcat/util/http/ResponseUtil.java
b/java/org/apache/tomcat/util/http/ResponseUtil.java
index 092d16b906..f9e90b9100 100644
--- a/java/org/apache/tomcat/util/http/ResponseUtil.java
+++ b/java/org/apache/tomcat/util/http/ResponseUtil.java
@@ -82,8 +82,8 @@ public class ResponseUtil {
StringReader input = new StringReader(varyHeader);
try {
TokenList.parseTokenList(input, fieldNames);
- } catch (IOException ioe) {
- // Should never happen
+ } catch (IOException ignore) {
+ // Should never happen because a StringReader is used.
}
}
diff --git a/java/org/apache/tomcat/util/http/WebdavIfHeader.java
b/java/org/apache/tomcat/util/http/WebdavIfHeader.java
index 9d902ed395..b0905dd96b 100644
--- a/java/org/apache/tomcat/util/http/WebdavIfHeader.java
+++ b/java/org/apache/tomcat/util/http/WebdavIfHeader.java
@@ -227,8 +227,10 @@ public class WebdavIfHeader {
firstChar = readWhiteSpace(reader);
reader.reset();
} catch (IOException ignore) {
- // may be thrown according to API but is only thrown by the
- // StringReader class if the reader is already closed.
+ /*
+ * May be thrown according to API but is only thrown by
the StringReader class if the reader is
+ * already closed.
+ */
}
if (firstChar == '(') {
diff --git a/java/org/apache/tomcat/util/modeler/BaseModelMBean.java
b/java/org/apache/tomcat/util/modeler/BaseModelMBean.java
index d19e4192a2..871a534387 100644
--- a/java/org/apache/tomcat/util/modeler/BaseModelMBean.java
+++ b/java/org/apache/tomcat/util/modeler/BaseModelMBean.java
@@ -298,7 +298,7 @@ public class BaseModelMBean implements DynamicMBean,
MBeanRegistration, ModelMBe
if (cl != null) {
return cl.loadClass(signature);
}
- } catch (ClassNotFoundException e) {
+ } catch (ClassNotFoundException ignore) {
// Ignore
}
try {
@@ -407,7 +407,7 @@ public class BaseModelMBean implements DynamicMBean,
MBeanRegistration, ModelMBe
names[n++] = item.getName();
try {
setAttribute(item);
- } catch (Exception e) {
+ } catch (Exception ignore) {
// Ignore all exceptions
}
}
@@ -467,30 +467,13 @@ public class BaseModelMBean implements DynamicMBean,
MBeanRegistration, ModelMBe
sm.getString("baseModelMBean.nullResource"));
}
- // if (!"objectreference".equalsIgnoreCase(type))
- // throw new InvalidTargetObjectTypeException(type);
-
this.resource = resource;
this.resourceType = resource.getClass().getName();
-
- // // Make the resource aware of the model mbean.
- // try {
- // Method m=resource.getClass().getMethod("setModelMBean",
- // new Class[] {ModelMBean.class});
- // if( m!= null ) {
- // m.invoke(resource, new Object[] {this});
- // }
- // } catch( NoSuchMethodException t ) {
- // // ignore
- // } catch( Throwable t ) {
- // log.error( "Can't set model mbean ", t );
- // }
}
// ------------------------------ ModelMBeanNotificationBroadcaster Methods
-
@Override
public void addAttributeChangeNotificationListener(NotificationListener
listener, String name, Object handback)
throws IllegalArgumentException {
diff --git a/java/org/apache/tomcat/util/net/NioEndpoint.java
b/java/org/apache/tomcat/util/net/NioEndpoint.java
index 29d5337505..62d319b5c5 100644
--- a/java/org/apache/tomcat/util/net/NioEndpoint.java
+++ b/java/org/apache/tomcat/util/net/NioEndpoint.java
@@ -1325,8 +1325,11 @@ public class NioEndpoint extends
AbstractNetworkChannelEndpoint<NioChannel,Socke
} else {
readLock.wait();
}
- } catch (InterruptedException e) {
- // Continue
+ } catch (InterruptedException ignore) {
+ /*
+ * Most likely the Poller signalling there is
data to read but could be spurious. Exit
+ * the wait, check status and proceed
accordingly.
+ */
}
}
}
@@ -1432,8 +1435,11 @@ public class NioEndpoint extends
AbstractNetworkChannelEndpoint<NioChannel,Socke
} else {
writeLock.wait();
}
- } catch (InterruptedException e) {
- // Continue
+ } catch (InterruptedException ignore) {
+ /*
+ * Most likely the Poller signalling that data
can be written but could be spurious.
+ * Exit the wait, check status and proceed
accordingly.
+ */
}
} else if (startNanos > 0) {
// If something was written, reset timeout
diff --git a/java/org/apache/tomcat/util/res/StringManager.java
b/java/org/apache/tomcat/util/res/StringManager.java
index 865f34f0d9..af8dee132d 100644
--- a/java/org/apache/tomcat/util/res/StringManager.java
+++ b/java/org/apache/tomcat/util/res/StringManager.java
@@ -82,7 +82,7 @@ public class StringManager {
if (cl != null) {
try {
bnd = ResourceBundle.getBundle(bundleName, locale, cl);
- } catch (MissingResourceException ex2) {
+ } catch (MissingResourceException ignore) {
// Ignore
}
}
@@ -113,8 +113,7 @@ public class StringManager {
*/
public String getString(String key) {
if (key == null) {
- String msg = "key may not have a null value";
- throw new IllegalArgumentException(msg);
+ throw new IllegalArgumentException("key may not have a null
value");
}
String str = null;
@@ -124,7 +123,7 @@ public class StringManager {
if (bundle != null) {
str = bundle.getString(key);
}
- } catch (MissingResourceException mre) {
+ } catch (MissingResourceException ignore) {
// bad: shouldn't mask an exception the following way:
// str = "[cannot find message associated with key '" + key +
// "' due to " + mre + "]";
diff --git a/java/org/apache/tomcat/util/scan/JarFileUrlJar.java
b/java/org/apache/tomcat/util/scan/JarFileUrlJar.java
index cd94c12e24..168a6527b9 100644
--- a/java/org/apache/tomcat/util/scan/JarFileUrlJar.java
+++ b/java/org/apache/tomcat/util/scan/JarFileUrlJar.java
@@ -67,11 +67,14 @@ public class JarFileUrlJar implements Jar {
boolean multiReleaseValue = false;
try {
multiReleaseValue = jarFile.isMultiRelease();
- } catch (IllegalStateException e) {
- // ISE can be thrown if the JAR URL is bad, for example:
- // https://github.com/spring-projects/spring-boot/issues/33633
- // The Javadoc does not document that ISE and given what it does
for a vanilla IOE,
- // this looks like a Java bug, it should return false instead.
+ } catch (IllegalStateException ignore) {
+ /*
+ * ISE can be thrown if the JAR URL is bad, for example:
+ * https://github.com/spring-projects/spring-boot/issues/33633
+ *
+ * The Javadoc does not document that ISE and given what it does
for a vanilla IOE, this looks like a Java
+ * bug, it should return false instead.
+ */
}
multiRelease = multiReleaseValue;
}
@@ -122,7 +125,7 @@ public class JarFileUrlJar implements Jar {
if (jarFile != null) {
try {
jarFile.close();
- } catch (IOException e) {
+ } catch (IOException ignore) {
// Ignore
}
}
diff --git a/java/org/apache/tomcat/websocket/server/WsServerContainer.java
b/java/org/apache/tomcat/websocket/server/WsServerContainer.java
index 04e3901dea..6221d609b9 100644
--- a/java/org/apache/tomcat/websocket/server/WsServerContainer.java
+++ b/java/org/apache/tomcat/websocket/server/WsServerContainer.java
@@ -383,7 +383,7 @@ public class WsServerContainer extends WsWebSocketContainer
implements ServerCon
for (WsSession wsSession : wsSessions) {
try {
wsSession.close(AUTHENTICATED_HTTP_SESSION_CLOSED);
- } catch (IOException e) {
+ } catch (IOException ignore) {
// Any IOExceptions during close will have been caught and
the
// onError method called.
}
diff --git a/test/org/apache/catalina/valves/rewrite/TestResolverSSL.java
b/test/org/apache/catalina/valves/rewrite/TestResolverSSL.java
index 4252beec09..e4c104e3af 100644
--- a/test/org/apache/catalina/valves/rewrite/TestResolverSSL.java
+++ b/test/org/apache/catalina/valves/rewrite/TestResolverSSL.java
@@ -160,7 +160,7 @@ public class TestResolverSSL extends TomcatBaseTest {
@Override
public void invoke(Request request, Response response) throws
IOException, ServletException {
PrintWriter writer = response.getWriter();
- Resolver resolver = new ResolverImpl(request);
+ Resolver resolver = new ResolverImpl(request,
request.getContext().getLogger());
for (String key : keys) {
resolve(key, resolver, writer);
}
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