This is an automated email from the ASF dual-hosted git repository.
svenmeier pushed a commit to branch wicket-9.x
in repository https://gitbox.apache.org/repos/asf/wicket.git
The following commit(s) were added to refs/heads/wicket-9.x by this push:
new 18c7c49af3 WICKET-6990 check whether value is rebound
18c7c49af3 is described below
commit 18c7c49af31e0c9b89e45cab7ce36555a45d9e47
Author: Sven Meier <[email protected]>
AuthorDate: Mon Jun 20 21:47:24 2022 +0200
WICKET-6990 check whether value is rebound
in that case prevent removing all pages
---
.../pageStore/AbstractPersistentPageStore.java | 38 ++++++---
.../pageStore/AbstractPersistentPageStoreTest.java | 93 ++++++++++++++++++++++
2 files changed, 120 insertions(+), 11 deletions(-)
diff --git
a/wicket-core/src/main/java/org/apache/wicket/pageStore/AbstractPersistentPageStore.java
b/wicket-core/src/main/java/org/apache/wicket/pageStore/AbstractPersistentPageStore.java
index 15d3104619..ed054282d6 100644
---
a/wicket-core/src/main/java/org/apache/wicket/pageStore/AbstractPersistentPageStore.java
+++
b/wicket-core/src/main/java/org/apache/wicket/pageStore/AbstractPersistentPageStore.java
@@ -48,6 +48,14 @@ public abstract class AbstractPersistentPageStore implements
IPageStore
*/
private static final ConcurrentMap<String, AbstractPersistentPageStore>
STORES = new ConcurrentHashMap<>();
+ private static final ThreadLocal<Boolean> gettingSessionAttribute = new
ThreadLocal<>()
+ {
+ protected Boolean initialValue()
+ {
+ return Boolean.FALSE;
+ }
+ };
+
private final String storeKey;
protected AbstractPersistentPageStore(String applicationName)
@@ -144,17 +152,22 @@ public abstract class AbstractPersistentPageStore
implements IPageStore
*/
private String getSessionIdentifier(IPageContext context, boolean
create)
{
- String key = KEY_PREFIX + Classes.simpleName(getClass());
-
- SessionAttribute attribute = context.getSessionAttribute(key,
create ? () -> {
- return new SessionAttribute(storeKey,
createSessionIdentifier(context));
- } : null);
-
- if (attribute == null)
- {
- return null;
+ gettingSessionAttribute.set(Boolean.TRUE);
+ try {
+ String key = KEY_PREFIX +
Classes.simpleName(getClass());
+
+ SessionAttribute attribute =
context.getSessionAttribute(key, create ? () -> {
+ return new SessionAttribute(storeKey,
createSessionIdentifier(context));
+ } : null);
+
+ if (attribute == null)
+ {
+ return null;
+ }
+ return attribute.sessionIdentifier;
+ } finally {
+ gettingSessionAttribute.set(Boolean.FALSE);
}
- return attribute.sessionIdentifier;
}
/**
@@ -207,7 +220,10 @@ public abstract class AbstractPersistentPageStore
implements IPageStore
}
else
{
-
store.removeAllPersistedPages(sessionIdentifier);
+ if
(Boolean.FALSE.equals(gettingSessionAttribute.get()))
+ {
+
store.removeAllPersistedPages(sessionIdentifier);
+ }
}
}
}
diff --git
a/wicket-core/src/test/java/org/apache/wicket/pageStore/AbstractPersistentPageStoreTest.java
b/wicket-core/src/test/java/org/apache/wicket/pageStore/AbstractPersistentPageStoreTest.java
new file mode 100644
index 0000000000..7fb7f17e52
--- /dev/null
+++
b/wicket-core/src/test/java/org/apache/wicket/pageStore/AbstractPersistentPageStoreTest.java
@@ -0,0 +1,93 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.wicket.pageStore;
+
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.junit.jupiter.api.Assertions.fail;
+
+import java.io.Serializable;
+import java.util.function.Supplier;
+
+import javax.servlet.http.HttpSessionBindingListener;
+
+import org.apache.wicket.mock.MockPageContext;
+import org.apache.wicket.page.IManageablePage;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Test vor {@link AbstractPersistentPageStore}.
+ */
+class AbstractPersistentPageStoreTest
+{
+
+ /**
+ * WICKET-6990
+ */
+ @Test
+ void rebindingAttributeDoesNotRemoveAllPages()
+ {
+ var store = new AbstractPersistentPageStore("test")
+ {
+
+ @Override
+ public boolean supportsVersioning()
+ {
+ return false;
+ }
+
+ @Override
+ protected void removePersistedPage(String
sessionIdentifier, IManageablePage page)
+ {
+ }
+
+ @Override
+ protected void removeAllPersistedPages(String
sessionIdentifier)
+ {
+ fail("unexpected removal of all pages while
rebinding attribute");
+ }
+
+ @Override
+ protected IManageablePage getPersistedPage(String
sessionIdentifier, int id)
+ {
+ return null;
+ }
+
+ @Override
+ protected void addPersistedPage(String
sessionIdentifier, IManageablePage page)
+ {
+
+ }
+ };
+
+ var context = new MockPageContext() {
+ @Override
+ public <T extends Serializable> T
getSessionAttribute(String key,
+ Supplier<T> defaultValue)
+ {
+ T attribute = super.getSessionAttribute(key,
defaultValue);
+
+ // simulate container unbinding when attribute
is set again
+
((HttpSessionBindingListener)attribute).valueUnbound(null);
+
+ return attribute;
+ }
+ };
+ assertTrue(store.canBeAsynchronous(context));
+
+ }
+
+}
