Not all (direct) requirements of a feature are considered when building

an update-site Fix eclipse-tycho#898
laeubi · Jun 18, 2022 · d8fb9fd · d8fb9fd
1 parent 4459b21
commit d8fb9fd
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diff --git a/...o.p2.tools.impl/src/main/java/org/eclipse/tycho/p2/tools/mirroring/MirrorApplication.java b/...o.p2.tools.impl/src/main/java/org/eclipse/tycho/p2/tools/mirroring/MirrorApplication.java
@@ -18,9 +18,16 @@
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
+import org.eclipse.equinox.internal.p2.director.PermissiveSlicer;
+import org.eclipse.equinox.internal.p2.director.Slicer;
+import org.eclipse.equinox.internal.p2.metadata.IRequiredCapability;
 import org.eclipse.equinox.p2.core.IProvisioningAgent;
 import org.eclipse.equinox.p2.core.ProvisionException;
 import org.eclipse.equinox.p2.internal.repository.tools.RepositoryDescriptor;
+import org.eclipse.equinox.p2.internal.repository.tools.SlicingOptions;
+import org.eclipse.equinox.p2.metadata.IInstallableUnit;
+import org.eclipse.equinox.p2.metadata.IRequirement;
+import org.eclipse.equinox.p2.query.QueryUtil;
 import org.eclipse.equinox.p2.repository.IRepository;
 import org.eclipse.equinox.p2.repository.IRepositoryReference;
 import org.eclipse.equinox.p2.repository.artifact.IArtifactRepository;
@@ -55,6 +62,51 @@ protected IArtifactRepository initializeDestination(RepositoryDescriptor toInit,
         return result;
     }
 
+    @Override
+    protected Slicer createSlicer(SlicingOptions options) {
+        Map<String, String> context = options.getFilter();
+        boolean includeOptionalDependencies = options.includeOptionalDependencies();
+        boolean everythingGreedy = options.isEverythingGreedy();
+        boolean evalFilterTo = options.forceFilterTo();
+        boolean considerOnlyStrictDependency = options.considerStrictDependencyOnly();
+        boolean onlyFilteredRequirements = options.followOnlyFilteredRequirements();
+        boolean considerFilter = (context != null && context.size() > 1) ? true : false;
+        PermissiveSlicer slicer = new PermissiveSlicer(getCompositeMetadataRepository(), context,
+                includeOptionalDependencies, everythingGreedy, evalFilterTo, considerOnlyStrictDependency,
+                onlyFilteredRequirements) {
+            @Override
+            protected boolean isApplicable(IInstallableUnit iu, IRequirement req) {
+                if (QueryUtil.isGroup(iu)) {
+                    if (req instanceof IRequiredCapability) {
+                        if (IInstallableUnit.NAMESPACE_IU_ID.equals(((IRequiredCapability) req).getNamespace())) {
+                            if (!includeOptionalDependencies) {
+                                if (req.getMin() == 0) {
+                                    return false;
+                                }
+                            }
+                            if (considerFilter) {
+                                if (onlyFilteredRequirements && req.getFilter() == null) {
+                                    return false;
+                                }
+                                return super.isApplicable(req);
+                            }
+                            if (req.getFilter() == null) {
+                                if (onlyFilteredRequirements) {
+                                    return false;
+                                }
+                                return true;
+                            }
+                            return evalFilterTo;
+                        }
+                    }
+                }
+                return super.isApplicable(iu, req);
+            }
+
+        };
+        return slicer;
+    }
+
     @Override
     protected IMetadataRepository initializeDestination(RepositoryDescriptor toInit, IMetadataRepositoryManager mgr)
             throws ProvisionException {

diff --git a/tycho-its/projects/feature.dependency/.mvn/extensions.xml b/tycho-its/projects/feature.dependency/.mvn/extensions.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<extensions>
+	<extension>
+		<groupId>org.eclipse.tycho</groupId>
+		<artifactId>tycho-build</artifactId>
+		<version>${tycho-version}</version>
+	</extension>
+</extensions>
diff --git a/tycho-its/projects/feature.dependency/.mvn/maven.config b/tycho-its/projects/feature.dependency/.mvn/maven.config
@@ -0,0 +1 @@
+-Dtycho-version=3.0.0-SNAPSHOT
diff --git a/tycho-its/projects/feature.dependency/feature/build.properties b/tycho-its/projects/feature.dependency/feature/build.properties
@@ -0,0 +1 @@
+bin.includes = feature.xml
diff --git a/tycho-its/projects/feature.dependency/feature/feature.xml b/tycho-its/projects/feature.dependency/feature/feature.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<feature
+      id="test.include.feature"
+      version="1.0.0">
+
+   <requires>
+      <import plugin="com.google.guava"/>
+   </requires>
+
+</feature>
diff --git a/tycho-its/projects/feature.dependency/pom.xml b/tycho-its/projects/feature.dependency/pom.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<groupId>org.eclipse.tycho.it</groupId>
+	<version>1.0.0</version>
+	<artifactId>parent-898</artifactId>
+	<packaging>pom</packaging>
+	<properties>
+		<tycho-version>3.0.0-SNAPSHOT</tycho-version>
+		<orbit-url>https://download.eclipse.org/tools/orbit/downloads/2022-03/</orbit-url>
+	</properties>
+
+	<repositories>
+		<repository>
+			<id>repo</id>
+			<layout>p2</layout>
+			<url>${orbit-url}</url>
+		</repository>
+	</repositories>
+
+	<modules>
+		<module>feature</module>
+		<module>site</module>
+	</modules>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.eclipse.tycho</groupId>
+				<artifactId>tycho-maven-plugin</artifactId>
+				<version>${tycho-version}</version>
+				<extensions>true</extensions>
+			</plugin>
+		</plugins>
+	</build>
+</project>
diff --git a/tycho-its/projects/feature.dependency/site/category.xml b/tycho-its/projects/feature.dependency/site/category.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<site>
+   <feature id="test.include.feature"/>
+</site>
diff --git a/tycho-its/src/test/java/org/eclipse/tycho/test/feature/FeatureWithDependenciesTest.java b/tycho-its/src/test/java/org/eclipse/tycho/test/feature/FeatureWithDependenciesTest.java
@@ -0,0 +1,34 @@
+/*******************************************************************************
+ * Copyright (c) 2022 Christoph Läubrich and others.
+ * This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License 2.0
+ * which accompanies this distribution, and is available at
+ * https://www.eclipse.org/legal/epl-2.0/
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *    Christoph Läubrich - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.tycho.test.feature;
+
+import static org.junit.Assert.assertTrue;
+
+import java.io.File;
+import java.util.List;
+
+import org.apache.maven.it.Verifier;
+import org.eclipse.tycho.test.AbstractTychoIntegrationTest;
+import org.junit.Test;
+
+public class FeatureWithDependenciesTest extends AbstractTychoIntegrationTest {
+
+	@Test
+	public void testFeatureRestriction() throws Exception {
+		Verifier verifier = getVerifier("feature.dependency", false, true);
+		verifier.executeGoals(List.of("clean", "package"));
+		verifier.verifyErrorFreeLog();
+		File pluginsFolder = new File(verifier.getBasedir(), "site/target/repository/plugins");
+		assertTrue("No plugin folder created!", pluginsFolder.exists());
+	}
+}