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markt pushed a commit to branch 9.0.x
in repository https://gitbox.apache.org/repos/asf/tomcat.git
The following commit(s) were added to refs/heads/9.0.x by this push:
new 3de18e4cf6 More URL -> URI refactoring
3de18e4cf6 is described below
commit 3de18e4cf6c730e572933120d88d83be802ed717
Author: Mark Thomas <ma...@apache.org>
AuthorDate: Wed Nov 16 19:04:55 2022 +0000
More URL -> URI refactoring
This one is a little more interesting as we were deliberately using one
of the URL constructors.
---
java/org/apache/tomcat/util/buf/UriUtil.java | 37 ++++++++++++
.../tomcat/util/descriptor/LocalResolver.java | 8 +--
test/org/apache/tomcat/util/buf/TestUriUtil.java | 67 ++++++++++++++++++++++
webapps/docs/changelog.xml | 9 +++
4 files changed, 115 insertions(+), 6 deletions(-)
diff --git a/java/org/apache/tomcat/util/buf/UriUtil.java
b/java/org/apache/tomcat/util/buf/UriUtil.java
index a1c56e51c7..22dfb2dc98 100644
--- a/java/org/apache/tomcat/util/buf/UriUtil.java
+++ b/java/org/apache/tomcat/util/buf/UriUtil.java
@@ -18,6 +18,8 @@ package org.apache.tomcat.util.buf;
import java.io.File;
import java.net.MalformedURLException;
+import java.net.URI;
+import java.net.URISyntaxException;
import java.net.URL;
import java.util.regex.Pattern;
@@ -228,4 +230,39 @@ public final class UriUtil {
}
return false;
}
+
+
+ /**
+ * Replicates the behaviour of {@link URI#resolve(String)} and adds support
+ * for URIs of the form {@code jar:file:/... }.
+ *
+ * @param base The base URI to resolve against
+ * @param target The path to resolve
+ *
+ * @return The resulting URI as per {@link URI#resolve(String)}
+ *
+ * @throws MalformedURLException
+ * If the base URI cannot be converted to a URL
+ * @throws URISyntaxException
+ * If the resulting URL cannot be converted to a URI
+ */
+ public static URI resolve(URI base, String target) throws
MalformedURLException, URISyntaxException {
+ if (base.getScheme().equals("jar")) {
+ /*
+ * Previously used:
+ * new URL(base.toURL(), target).toURI()
+ * This delegated the work to the jar stream handler which
correctly
+ * resolved the target against the base.
+ *
+ * Deprecation of all the URL constructors mean a different
approach
+ * is required.
+ */
+ URI fileUri = new URI(base.getSchemeSpecificPart());
+ URI fileUriResolved = fileUri.resolve(target);
+
+ return new URI("jar:" + fileUriResolved.toString());
+ } else {
+ return base.resolve(target);
+ }
+ }
}
diff --git a/java/org/apache/tomcat/util/descriptor/LocalResolver.java
b/java/org/apache/tomcat/util/descriptor/LocalResolver.java
index 37a952bf39..ac641f7a18 100644
--- a/java/org/apache/tomcat/util/descriptor/LocalResolver.java
+++ b/java/org/apache/tomcat/util/descriptor/LocalResolver.java
@@ -21,9 +21,9 @@ import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
-import java.net.URL;
import java.util.Map;
+import org.apache.tomcat.util.buf.UriUtil;
import org.apache.tomcat.util.res.StringManager;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
@@ -118,12 +118,8 @@ public class LocalResolver implements EntityResolver2 {
if (base == null) {
systemUri = new URI(systemId);
} else {
- // Can't use URI.resolve() because "jar:..." URLs are not valid
- // hierarchical URIs so resolve() does not work. new URL()
- // delegates to the jar: stream handler and it manages to
figure
- // it out.
URI baseUri = new URI(base);
- systemUri = new URL(baseUri.toURL(), systemId).toURI();
+ systemUri = UriUtil.resolve(baseUri, systemId);
}
systemUri = systemUri.normalize();
} catch (URISyntaxException e) {
diff --git a/test/org/apache/tomcat/util/buf/TestUriUtil.java
b/test/org/apache/tomcat/util/buf/TestUriUtil.java
new file mode 100644
index 0000000000..fc7531c13e
--- /dev/null
+++ b/test/org/apache/tomcat/util/buf/TestUriUtil.java
@@ -0,0 +1,67 @@
+/*
+ * 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.tomcat.util.buf;
+
+import java.net.MalformedURLException;
+import java.net.URI;
+import java.net.URISyntaxException;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+public class TestUriUtil {
+
+ @Test
+ public void testResolve01() throws URISyntaxException,
MalformedURLException {
+ URI base = new URI("file:/aaa/bbb/base.xml");
+ String target = "target.xml";
+ URI result = UriUtil.resolve(base, target);
+ Assert.assertEquals(new URI("file:/aaa/bbb/target.xml"), result);
+ }
+
+ @Test
+ public void testResolve02() throws URISyntaxException,
MalformedURLException {
+ URI base = new URI("file:/aaa/bbb/base.xml");
+ String target = "../target.xml";
+ URI result = UriUtil.resolve(base, target);
+ Assert.assertEquals(new URI("file:/aaa/target.xml"), result);
+ }
+
+ @Test
+ public void testResolve03() throws URISyntaxException,
MalformedURLException {
+ URI base = new URI("jar:file:/aaa/bbb!/ccc/ddd/base.xml");
+ String target = "target.xml";
+ URI result = UriUtil.resolve(base, target);
+ Assert.assertEquals(new URI("jar:file:/aaa/bbb!/ccc/ddd/target.xml"),
result);
+ }
+
+ @Test
+ public void testResolve04() throws URISyntaxException,
MalformedURLException {
+ URI base = new URI("jar:file:/aaa/bbb!/ccc/ddd/base.xml");
+ String target = "../target.xml";
+ URI result = UriUtil.resolve(base, target);
+ Assert.assertEquals(new URI("jar:file:/aaa/bbb!/ccc/target.xml"),
result);
+ }
+
+ @Test
+ public void testResolve05() throws URISyntaxException,
MalformedURLException {
+ URI base = new URI("jar:file:/aaa/bbb!/ccc/ddd/base.xml");
+ String target = "../../target.xml";
+ URI result = UriUtil.resolve(base, target);
+ Assert.assertEquals(new URI("jar:file:/aaa/bbb!/target.xml"), result);
+ }
+}
diff --git a/webapps/docs/changelog.xml b/webapps/docs/changelog.xml
index 6ba5739a89..35eec47201 100644
--- a/webapps/docs/changelog.xml
+++ b/webapps/docs/changelog.xml
@@ -116,6 +116,15 @@
</fix>
</changelog>
</subsection>
+ <subsection name="Other">
+ <changelog>
+ <scode>
+ Refactor code base to replace use of URL constructors. While they are
+ deprecated in Java 20 onwards, the reasons for deprecation are valid
for
+ all versions so move away from them now. (markt)
+ </scode>
+ </changelog>
+ </subsection>
</section>
<section name="Tomcat 9.0.69 (remm)" rtext="2022-11-14">
<subsection name="Catalina">
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