GROOVY-12096: Replace qdox with javaparser

build.gradle

@@ -127,7 +127,7 @@ dependencies {
     testImplementation projects.groovyDateutil
     testImplementation projects.groovyTestJunit6 // for groovy.junit6.plugin.ForkedJvm
     testImplementation "net.jcip:jcip-annotations:${versions.jcipAnnotations}"
-    testImplementation "com.thoughtworks.qdox:qdox:${versions.qdox}"
+    testImplementation "com.github.javaparser:javaparser-core:${versions.javaParser}"
     testImplementation "com.fasterxml.jackson.core:jackson-databind:${versions.jackson}"
     testImplementation "com.fasterxml.jackson.dataformat:jackson-dataformat-yaml:${versions.jackson}"
 
@@ -147,8 +147,6 @@ dependencies {
     tools "org.codehaus.plexus:plexus-utils:4.0.3"
     // end
     tools "org.ow2.asm:asm:${versions.asm}"
-    tools "com.thoughtworks.qdox:qdox:${versions.qdox}"
-
     spotbugsPlugins 'com.h3xstream.findsecbugs:findsecbugs-plugin:1.14.0'
 
     testRuntimeOnly(project(':')) {

gradle/verification-metadata.xml

@@ -174,7 +174,6 @@
          <trusted-key id="74CEFDCEADFB95278EDEDF71E5B3BB879D1EC979" group="me.sunlan"/>
          <trusted-key id="76E94E8FF0AB5AF3B6F8366972FEFD1572EB75E1" group="org.spockframework"/>
          <trusted-key id="7B79ADD11F8A779FE90FD3D0893A028475557671" group="com.gradle"/>
-         <trusted-key id="7E6557B314B189FD4EA5B680FE66BCA17E67AE6F" group="com.thoughtworks.qdox" name="qdox" version="2.2.0"/>
          <trusted-key id="82F94BBDF95C247BBD21396B9A0B94DEC0FFA7EE" group="org.webjars" name="jquery" version="3.7.1"/>
          <trusted-key id="8446B9E902A3F3DDEE711FDB8E26FF248BC7AEAD" group="com.github.jnr"/>
          <trusted-key id="84789D24DF77A32433CE1F079EB80E92EB2135B1" group="^org[.]apache($|([.].*))" regex="true"/>
@@ -840,12 +839,6 @@
             <sha512 value="cd57377d61d66ac2ab6ab90483252385fe2bbb9e13dee07913362a64ffe97b16082df981dbe469df3f67ad946827be6f4355d63003a393bda62a0fc8b54a590b" origin="Generated by Gradle" reason="A key couldn't be downloaded"/>
          </artifact>
       </component>
-      <component group="com.thoughtworks.qdox" name="qdox" version="2.2.0">
-         <artifact name="qdox-2.2.0.jar">
-            <pgp value="7E6557B314B189FD4EA5B680FE66BCA17E67AE6F"/>
-            <sha512 value="3fec9532bd0fcbe695ac6c4c3ae54bdd83b35ec031ea81ac853a49d548d6c14bfab92e626545b90564f8424cc22d9c2c682615cf0a461273b60f127184095758" origin="Generated by Gradle" reason="A key couldn't be downloaded"/>
-         </artifact>
-      </component>
       <component group="com.thoughtworks.xstream" name="xstream" version="1.4.18">
          <artifact name="xstream-1.4.18.jar">
             <sha512 value="141c0aa3bd2e0d82cd37e6c2403f09f447aa51344fdf76c2f64b0952b1297ac99156b672628f310b4208d2387f047e62afefead519ba9eee37a7495850814b19" origin="Generated by Gradle"/>

src/test/groovy/org/codehaus/groovy/tools/stubgenerator/JavaParserCategory.groovy

@@ -0,0 +1,53 @@
+/*
+ *  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.codehaus.groovy.tools.stubgenerator
+
+import groovy.transform.CompileStatic
+
+/**
+ * Category methods that keep stub-generator assertions concise while using JavaParser-backed views.
+ */
+class JavaParserCategory {
+
+    /**
+     * Access a parsed class by fully qualified name.
+     */
+    static JavaSourceClass getAt(JavaSourceClass[] self, String className) {
+        def clazz = self.find { JavaSourceClass jc -> jc.fullyQualifiedName == className }
+        assert clazz, "No stub class found for name $className, among ${self.collect { it.fullyQualifiedName }}"
+        clazz
+    }
+
+    /**
+     * Access one or several parsed methods by name.
+     */
+    static getAt(JavaSourceMethod[] self, String methodName) {
+        getAt(self.toList(), methodName)
+    }
+
+    static getAt(List<JavaSourceMethod> self, String methodName) {
+        def methods = self.findAll { JavaSourceMethod method -> method.name == methodName }
+        methods.size() == 1 ? methods[0] : methods
+    }
+
+    @CompileStatic
+    static List<JavaSourceMethod> getMethods(JavaSourceClass self) {
+        self.methods
+    }
+}