Avoid caching parent with a version containing a property, fixes #594

daemon/src/main/java/org/apache/maven/project/SnapshotModelCache.java

@@ -38,6 +38,7 @@ public Object get(String groupId, String artifactId, String version, String tag)
     }
 
     private ModelCache getDelegate(String version) {
-        return version.contains("SNAPSHOT") ? reactorCache : globalCache;
+        return version.contains("SNAPSHOT") || version.contains("${")
+                ? reactorCache : globalCache;
     }
 }

integration-tests/src/test/java/org/mvndaemon/mvnd/it/ParentWithPropertyTest.java

@@ -0,0 +1,70 @@
+/*
+ * Copyright 2022 the original author or 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 org.mvndaemon.mvnd.it;
+
+import java.nio.file.Path;
+import javax.inject.Inject;
+import org.assertj.core.api.Assertions;
+import org.junit.jupiter.api.Test;
+import org.mvndaemon.mvnd.assertj.TestClientOutput;
+import org.mvndaemon.mvnd.client.Client;
+import org.mvndaemon.mvnd.junit.MvndTest;
+import org.mvndaemon.mvnd.junit.TestParameters;
+import org.mvndaemon.mvnd.junit.TestRegistry;
+import org.mvndaemon.mvnd.junit.TestUtils;
+
+@MvndTest(projectDir = "src/test/projects/parent-with-property")
+public class ParentWithPropertyTest {
+
+    @Inject
+    Client client;
+
+    @Inject
+    TestParameters parameters;
+
+    @Inject
+    TestRegistry registry;
+
+    @Test
+    void changeVersion() throws InterruptedException {
+        final Path parentDir = parameters.getTestDir().resolve("project");
+
+        /* Build */
+        final TestClientOutput output1 = new TestClientOutput();
+        client.execute(output1, "clean", "install", "-e").assertSuccess();
+        output1.assertContainsMatchingSubsequence("Building parent 1", "Building child 1");
+        assertDaemonRegistrySize(1);
+
+        /* Wait, till the instance becomes idle */
+        registry.awaitIdle(registry.getAll().get(0).getId());
+
+        /* Upgrade the parent  */
+        final Path parentPomPath = parentDir.resolve("pom.xml");
+        TestUtils.replace(parentPomPath, "<revision>1</revision>", "<revision>2</revision>");
+
+        /* Build */
+        final TestClientOutput output2 = new TestClientOutput();
+        client.execute(output2, "clean", "install", "-e").assertSuccess();
+        output2.assertContainsMatchingSubsequence("Building parent 2", "Building child 2");
+        assertDaemonRegistrySize(1);
+    }
+
+    private void assertDaemonRegistrySize(int size) {
+        Assertions.assertThat(registry.getAll().size())
+                .as("Daemon registry size should be " + size)
+                .isEqualTo(size);
+    }
+}

integration-tests/src/test/projects/parent-with-property/child/pom.xml

@@ -0,0 +1,30 @@
+<!--
+
+    Copyright 2022 the original author or 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.
+
+-->
+<project>
+
+  <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>org.mvndaemon.mvnd.test.parent-with-property</groupId>
+    <artifactId>parent</artifactId>
+    <version>${revision}</version>
+    <relativePath>..</relativePath>
+  </parent>
+
+  <artifactId>child</artifactId>
+</project>

integration-tests/src/test/projects/parent-with-property/pom.xml

@@ -0,0 +1,34 @@
+<!--
+
+    Copyright 2022 the original author or 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.
+
+-->
+<project>
+
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>org.mvndaemon.mvnd.test.parent-with-property</groupId>
+  <artifactId>parent</artifactId>
+  <version>${revision}</version>
+  <packaging>pom</packaging>
+
+  <properties>
+    <revision>1</revision>
+  </properties>
+
+  <modules>
+    <module>child</module>
+  </modules>
+</project>