*/

This document outlines the concerns of a general plugin manager that would be used in conjunction with any Plexus-based application. The following outlined concerns are an attempt to describe what a plugin manager would need to do for Maven and for Nexus.

h2. Concerns for the plugin manager

h3. Resolving the dependencies of a plugin

        // test restricting empty sets
        range1 = VersionRange.createFromVersionSpec("[,1.1],[1.4,]");
        range2 = VersionRange.createFromVersionSpec("[1.2,1.3]");
        range1 = range1.restrict(range2);
        mergedRange = range1.restrict(range2);
        assertNull(mergedRange.getRecommendedVersion(), CHECK_VERSION_RECOMMENDATION);

      <role>org.apache.maven.wagon.Wagon</role>
      <role-hint>a</role-hint>
      <implementation>org.apache.maven.artifact.manager.WagonA</implementation>
    </component>
    <component>
      <role>org.apache.maven.wagon.Wagon</role>
      <role-hint>b1</role-hint>
      <implementation>org.apache.maven.artifact.manager.WagonB</implementation>
    </component>
    <component>
      <role>org.apache.maven.wagon.Wagon</role>

plexus.classworlds.realm.ClassRealm); protected Object findSingleton(Object); public void initialize(); } org/codehaus/plexus/component/manager/ComponentManager$1.class package org.codehaus.plexus.component.manager; synchronized class ComponentManager$1 { } org/codehaus/plexus/component/manager/ComponentManager.class package org.codehaus.plexus.component.manager; public abstract interface ComponentManager { public static final String ROLE; public abstract ComponentManager copy(); public abstract...

orlds.realm.ClassRealm) throws org.codehaus.plexus.component.repository.exception.ComponentLifecycleEx; } org/codehaus/plexus/component/manager/ComponentManager$1.class package org.codehaus.plexus.component.manager; synchronized class ComponentManager$1 { } org/codehaus/plexus/component/manager/ComponentManager.class package org.codehaus.plexus.component.manager; public abstract interface ComponentManager { public static final String ROLE; public abstract ComponentManager copy(); public abstract...

orlds.realm.ClassRealm) throws org.codehaus.plexus.component.repository.exception.ComponentLifecycleEx; } org/codehaus/plexus/component/manager/ComponentManager$1.class package org.codehaus.plexus.component.manager; synchronized class ComponentManager$1 { } org/codehaus/plexus/component/manager/ComponentManager.class package org.codehaus.plexus.component.manager; public abstract interface ComponentManager { public static final String ROLE; public abstract ComponentManager copy(); public abstract...

@return <code>true</code> if <var>item</var> matches, otherwise <code>false</code>. * * @see BaseMatcher */ boolean matches(Object item); /** * Generate a description of why the matcher has not accepted the item. * The description will be part of a larger description of why a matching * failed, so it should be concise. * This method assumes that <code>matches(item)</code> is false, but * will not check this. * * @param item The item that the Matcher has rejected. * @param mismatchDescription * The...

     * @deprecated This got added when implementing MNG-2199 and is no longer used.
     * Commit 6cf9320942c34bc68205425ab696b1712ace9ba4 updated the way 'MavenProject' objects are initialized.
     */
    @Deprecated
    boolean isResolveVersionRanges();

    /**
     * @since 3.2.2
     * @deprecated This got added when implementing MNG-2199 and is no longer used.

import org.eclipse.aether.collection.CollectRequest;
import org.eclipse.aether.collection.CollectResult;
import org.eclipse.aether.collection.DependencyCollectionException;
import org.eclipse.aether.util.graph.manager.DependencyManagerUtils;
import org.eclipse.aether.util.graph.transformer.ConflictResolver;

import static org.apache.maven.internal.impl.Utils.nonNull;

@Named
@Singleton

                    + " because they threaten the stability of your build.");
            LOGGER.warn("");
            LOGGER.warn("For this reason, future Maven versions might no"
                    + " longer support building such malformed projects.");
            LOGGER.warn("");
        }

        return projects;
    }