This is an automated email from the ASF dual-hosted git repository.

uce pushed a commit to branch release-1.19
in repository https://gitbox.apache.org/repos/asf/flink.git

commit f6caf4e61114a520a20dff539111c23d36122fe7
Author: Ufuk Celebi <[email protected]>
AuthorDate: Tue May 28 09:21:30 2024 +0200

    [FLINK-26808][rest] Add MultipartRoutes utility
---
 .../rest/handler/router/MultipartRoutes.java       | 103 +++++++++++++++++++++
 .../runtime/rest/handler/router/PathPattern.java   |   5 +
 .../flink/runtime/rest/handler/router/Router.java  |   2 +-
 .../rest/handler/router/MultipartRoutesTest.java   |  54 +++++++++++
 4 files changed, 163 insertions(+), 1 deletion(-)

diff --git 
a/flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/router/MultipartRoutes.java
 
b/flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/router/MultipartRoutes.java
new file mode 100644
index 00000000000..46d4d327483
--- /dev/null
+++ 
b/flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/router/MultipartRoutes.java
@@ -0,0 +1,103 @@
+/*
+ * 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.flink.runtime.rest.handler.router;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * A utility for {@link org.apache.flink.runtime.rest.FileUploadHandler} to 
determine whether it
+ * should accept a request.
+ */
+public class MultipartRoutes {
+
+    private final List<PathPattern> postRoutes;
+    private final List<PathPattern> fileUploadRoutes;
+
+    private MultipartRoutes(List<PathPattern> postRoutes, List<PathPattern> 
fileUploadRoutes) {
+        this.postRoutes = new ArrayList<>(postRoutes);
+        this.fileUploadRoutes = new ArrayList<>(fileUploadRoutes);
+    }
+
+    /**
+     * Returns <code>true</code> if the handler at the provided 
<code>requestUri</code> endpoint
+     * accepts POST requests.
+     *
+     * @param requestUri URI for the request
+     */
+    public boolean isPostRoute(String requestUri) {
+        return checkRoutes(requestUri, postRoutes);
+    }
+
+    /**
+     * Returns <code>true</code> if the handler at the provided 
<code>requestUri</code> endpoint
+     * accepts file uploads.
+     *
+     * @param requestUri URI for the request
+     */
+    public boolean isFileUploadRoute(String requestUri) {
+        return checkRoutes(requestUri, fileUploadRoutes);
+    }
+
+    @Override
+    public String toString() {
+        return "MultipartRoutes{"
+                + "postRoutes="
+                + postRoutes
+                + ", fileUploadRoutes="
+                + fileUploadRoutes
+                + '}';
+    }
+
+    private boolean checkRoutes(String requestUri, List<PathPattern> routes) {
+        String[] pathTokens = Router.decodePathTokens(requestUri);
+        Map<String, String> params = new HashMap<>();
+        for (PathPattern route : routes) {
+            if (route.match(pathTokens, params)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /** Builder for {@link MultipartRoutes}. */
+    public static class Builder {
+
+        private final List<PathPattern> postRoutes = new ArrayList<>();
+        private final List<PathPattern> fileUploadRoutes = new ArrayList<>();
+
+        public Builder() {}
+
+        public MultipartRoutes.Builder addPostRoute(String pattern) {
+            postRoutes.add(new PathPattern(pattern));
+            return this;
+        }
+
+        public MultipartRoutes.Builder addFileUploadRoute(String pattern) {
+            fileUploadRoutes.add(new PathPattern(pattern));
+            return this;
+        }
+
+        public MultipartRoutes build() {
+            return new MultipartRoutes(postRoutes, fileUploadRoutes);
+        }
+    }
+}
diff --git 
a/flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/router/PathPattern.java
 
b/flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/router/PathPattern.java
index a2a3817922d..a1a0c91517d 100644
--- 
a/flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/router/PathPattern.java
+++ 
b/flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/router/PathPattern.java
@@ -93,6 +93,11 @@ final class PathPattern {
         return tokens;
     }
 
+    @Override
+    public String toString() {
+        return pattern;
+    }
+
     // 
--------------------------------------------------------------------------
     // Instances of this class can be conveniently used as Map keys.
 
diff --git 
a/flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/router/Router.java
 
b/flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/router/Router.java
index 2faa37b9725..664b7d90ba9 100644
--- 
a/flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/router/Router.java
+++ 
b/flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/router/Router.java
@@ -235,7 +235,7 @@ public class Router<T> {
 
     // 
--------------------------------------------------------------------------
 
-    private String[] decodePathTokens(String uri) {
+    static String[] decodePathTokens(String uri) {
         // Need to split the original URI (instead of QueryStringDecoder#path) 
then decode the
         // tokens (components),
         // otherwise /test1/123%2F456 will not match /test1/:p1
diff --git 
a/flink-runtime/src/test/java/org/apache/flink/runtime/rest/handler/router/MultipartRoutesTest.java
 
b/flink-runtime/src/test/java/org/apache/flink/runtime/rest/handler/router/MultipartRoutesTest.java
new file mode 100644
index 00000000000..b93cb981422
--- /dev/null
+++ 
b/flink-runtime/src/test/java/org/apache/flink/runtime/rest/handler/router/MultipartRoutesTest.java
@@ -0,0 +1,54 @@
+/*
+ * 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.flink.runtime.rest.handler.router;
+
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/** Tests for {@link MultipartRoutes}. */
+public class MultipartRoutesTest {
+
+    /** Test that multipart routes work with regular path patterns followed by 
{@link Router}. */
+    @Test
+    public void testRoutePatternMatching() {
+        MultipartRoutes.Builder builder = new MultipartRoutes.Builder();
+        builder.addPostRoute("/jobs");
+        builder.addPostRoute("/jobs/:jobid/stop");
+        builder.addPostRoute("/jobs/:jobid/savepoints/:savepointid/delete");
+
+        builder.addFileUploadRoute("/jobs");
+        builder.addFileUploadRoute("/jobs/:jobid/stop");
+        
builder.addFileUploadRoute("/jobs/:jobid/savepoints/:savepointid/delete");
+
+        MultipartRoutes routes = builder.build();
+
+        assertThat(routes.isPostRoute("/jobs")).isTrue();
+        assertThat(routes.isPostRoute("/jobs?q1=p1&q2=p2")).isTrue();
+        assertThat(routes.isPostRoute("/jobs/abc")).isFalse();
+        assertThat(routes.isPostRoute("/jobs/abc/stop")).isTrue();
+        
assertThat(routes.isPostRoute("/jobs/abc/savepoints/def/delete")).isTrue();
+
+        assertThat(routes.isFileUploadRoute("/jobs")).isTrue();
+        assertThat(routes.isFileUploadRoute("/jobs?q1=p1&q2=p2")).isTrue();
+        assertThat(routes.isFileUploadRoute("/jobs/abc")).isFalse();
+        assertThat(routes.isFileUploadRoute("/jobs/abc/stop")).isTrue();
+        
assertThat(routes.isFileUploadRoute("/jobs/abc/savepoints/def/delete")).isTrue();
+    }
+}

Reply via email to