Cleanup maven resolver from using TychoProjectUtils

(cherry picked from commit dc052c2)

tycho-core/src/main/java/org/eclipse/tycho/core/osgitools/MavenBundleResolver.java

@@ -31,11 +31,11 @@
 import org.eclipse.tycho.DependencyResolutionException;
 import org.eclipse.tycho.IllegalArtifactReferenceException;
 import org.eclipse.tycho.MavenArtifactKey;
+import org.eclipse.tycho.ReactorProject;
 import org.eclipse.tycho.ResolvedArtifactKey;
 import org.eclipse.tycho.TargetPlatform;
 import org.eclipse.tycho.core.TychoProjectManager;
 import org.eclipse.tycho.core.maven.MavenDependenciesResolver;
-import org.eclipse.tycho.core.utils.TychoProjectUtils;
 
 /**
  * {@link MavenBundleResolver} helps in gathering bundles that are living in P2 and maven world and
@@ -71,7 +71,7 @@ public Optional<ResolvedArtifactKey> resolveMavenBundle(MavenProject project, Ma
         if (project == null) {
             return Optional.empty();
         }
-        TargetPlatform tp = TychoProjectUtils.getTargetPlatformIfAvailable(DefaultReactorProject.adapt(project));
+        TargetPlatform tp = getTargetPlatformIfAvailable(DefaultReactorProject.adapt(project));
         String type = mavenArtifactKey.getType();
         String resolvedType = PublisherHelper.CAPABILITY_NS_JAVA_PACKAGE.equals(type) ? ArtifactType.TYPE_ECLIPSE_PLUGIN
                 : type;
@@ -116,6 +116,17 @@ public Optional<ResolvedArtifactKey> resolveMavenBundle(MavenProject project, Ma
         return Optional.empty();
     }
 
+    /**
+     * Returns the final target platform of the given project, or <code>null</code> if the target
+     * platform is not available.
+     * 
+     * Projects with -Dtycho.targetPlatform use the legacy LocalDependencyResolver, which doesn't
+     * provide the {@link TargetPlatform} interface.
+     */
+    private static TargetPlatform getTargetPlatformIfAvailable(ReactorProject project) {
+        return (TargetPlatform) project.getContextValue(TargetPlatform.FINAL_TARGET_PLATFORM_KEY);
+    }
+
     public Optional<ResolvedArtifactKey> resolveMavenBundle(MavenProject project, MavenSession mavenSession,
             String groupId, String artifactId, String version) {
         try {

tycho-core/src/main/java/org/eclipse/tycho/core/utils/TychoProjectUtils.java

@@ -12,53 +12,20 @@
  *******************************************************************************/
 package org.eclipse.tycho.core.utils;
 
-import java.util.Optional;
 import java.util.Properties;
 
 import org.apache.maven.execution.MavenSession;
 import org.apache.maven.project.MavenProject;
-import org.eclipse.tycho.DependencyArtifacts;
 import org.eclipse.tycho.PlatformPropertiesUtils;
 import org.eclipse.tycho.ReactorProject;
-import org.eclipse.tycho.TargetPlatform;
-import org.eclipse.tycho.TychoConstants;
 import org.eclipse.tycho.core.osgitools.DefaultReactorProject;
 
 public class TychoProjectUtils {
-    private static final String TYCHO_NOT_CONFIGURED = "Tycho build extension not configured for ";
 
     public static final String TYCHO_ENV_OSGI_WS = "tycho.env.osgi.ws";
     public static final String TYCHO_ENV_OSGI_OS = "tycho.env.osgi.os";
     public static final String TYCHO_ENV_OSGI_ARCH = "tycho.env.osgi.arch";
 
-    public static Optional<DependencyArtifacts> getOptionalDependencyArtifacts(ReactorProject project) {
-        DependencyArtifacts resolvedDependencies = (DependencyArtifacts) project
-                .getContextValue(TychoConstants.CTX_DEPENDENCY_ARTIFACTS);
-        return Optional.ofNullable(resolvedDependencies);
-    }
-
-    /**
-     * Returns the final target platform of the given project.
-     */
-    public static TargetPlatform getTargetPlatform(ReactorProject project) {
-        TargetPlatform targetPlatform = getTargetPlatformIfAvailable(project);
-        if (targetPlatform == null) {
-            throw new IllegalStateException(TYCHO_NOT_CONFIGURED + project.toString());
-        }
-        return targetPlatform;
-    }
-
-    /**
-     * Returns the final target platform of the given project, or <code>null</code> if the target
-     * platform is not available.
-     * 
-     * Projects with -Dtycho.targetPlatform use the legacy LocalDependencyResolver, which doesn't
-     * provide the {@link TargetPlatform} interface.
-     */
-    public static TargetPlatform getTargetPlatformIfAvailable(ReactorProject project) {
-        return (TargetPlatform) project.getContextValue(TargetPlatform.FINAL_TARGET_PLATFORM_KEY);
-    }
-
     /**
      * Computes the merged properties from maven session and the project
      *