Add basic support for thread interruption, and add protection for long running requests in web app

1 files changed, 61 insertions, 0 deletions

diff --git a/zxingorg/src/test/java/com/google/zxing/web/TimeoutFilterTestCase.java b/zxingorg/src/test/java/com/google/zxing/web/TimeoutFilterTestCase.java
new file mode 100644
index 000000000..3087b3408
--- /dev/null
+++ b/zxingorg/src/test/java/com/google/zxing/web/TimeoutFilterTestCase.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2022 ZXing authors
+ *
+ * Licensed 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 com.google.zxing.web;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.springframework.mock.web.MockFilterChain;
+import org.springframework.mock.web.MockFilterConfig;
+import org.springframework.mock.web.MockHttpServletRequest;
+import org.springframework.mock.web.MockHttpServletResponse;
+
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.GenericServlet;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletResponse;
+
+/**
+ * Tests {@link TimeoutFilter}.
+ */
+public final class TimeoutFilterTestCase extends Assert {
+
+  @Test
+  public void testTimeout() throws Exception {
+    MockFilterConfig config = new MockFilterConfig();
+    config.addInitParameter("timeoutSec", "1");
+    Filter filter = new TimeoutFilter();
+    filter.init(config);
+
+    FilterChain chain = new MockFilterChain(new GenericServlet() {
+      @Override
+      public void service(ServletRequest req, ServletResponse res) {
+        try {
+          Thread.sleep(2000);
+        } catch (InterruptedException e) {
+          // continue
+        }
+      }
+    });
+    HttpServletResponse response = new MockHttpServletResponse();
+    filter.doFilter(new MockHttpServletRequest(), response, chain);
+    filter.destroy();
+    assertEquals(HttpServletResponse.SC_REQUEST_TIMEOUT, response.getStatus());
+  }
+
+}