packages (tar.gz, deb, rpm) using Maven resources plugin -->
		<filters>
			<filter>src/packaging/common/packaging.properties</filter>
		</filters>

		<plugins>
			<plugin>
				<artifactId>maven-compiler-plugin</artifactId>
			</plugin>
			<plugin>
				<artifactId>maven-source-plugin</artifactId>
			</plugin>
			<plugin>
				<artifactId>maven-war-plugin</artifactId>
				<configuration>
					<webResources>

        descriptor.setArtifactId("maven-it-plugin");
        descriptor.setVersion("0.1");
        List<String> errors = new ArrayList<>();
        mavenPluginValidator.validate(plugin, descriptor, errors);
        assertFalse(errors.isEmpty(), "Expected collection to not be empty but was empty");
    }

    @Test
    void testInvalidArtifactId() {
        Artifact plugin = new DefaultArtifact(
                "org.apache.maven.its.plugins",

import org.apache.maven.execution.MavenSession;
import org.apache.maven.model.Plugin;
import org.apache.maven.plugin.InvalidPluginDescriptorException;
import org.apache.maven.plugin.MojoExecution;
import org.apache.maven.plugin.MojoNotFoundException;
import org.apache.maven.plugin.PluginDescriptorParsingException;
import org.apache.maven.plugin.PluginManagerException;
import org.apache.maven.plugin.PluginNotFoundException;

        validPluginCounts.put("maven-deploy-plugin", 0);
        validPluginCounts.put("maven-javadoc-plugin", 0);
        validPluginCounts.put("maven-source-plugin", 0);

        Plugin testPlugin = null;

        for (Plugin plugin : plugins) {
            String pluginArtifactId = plugin.getArtifactId();

            assertTrue(validPluginCounts.containsKey(pluginArtifactId), "Illegal plugin found: " + pluginArtifactId);

import org.apache.maven.api.Lifecycle;
import org.apache.maven.api.model.Plugin;
import org.apache.maven.plugin.descriptor.PluginDescriptor;

class PluginLifecycle implements Lifecycle {
    private final org.apache.maven.api.plugin.descriptor.lifecycle.Lifecycle lifecycleOverlay;
    private final PluginDescriptor pluginDescriptor;

    PluginLifecycle(
            org.apache.maven.api.plugin.descriptor.lifecycle.Lifecycle lifecycleOverlay,

 * under the License.
 */
package org.apache.maven.plugin;

import java.io.File;
import java.nio.file.Path;
import java.util.Properties;

import org.apache.maven.execution.MavenSession;
import org.apache.maven.impl.model.reflection.ReflectionValueExtractor;
import org.apache.maven.plugin.descriptor.MojoDescriptor;
import org.apache.maven.plugin.descriptor.PluginDescriptor;
import org.apache.maven.project.MavenProject;

/**
 * Tests {@code Plugin}.
 *
 */
class PluginTest {

    @Test
    void testHashCodeNullSafe() {
        new Plugin().hashCode();
    }

    @Test
    void testEqualsNullSafe() {
        assertFalse(new Plugin().equals(null));

        new Plugin().equals(new Plugin());
    }

    @Test
    void testEqualsIdentity() {
        Plugin thing = new Plugin();

%{snippet|id=ejb|file=${project.basedir}/src/main/java/org/apache/maven/lifecycle/providers/packaging/EjbLifecycleMappingProvider.java}

* Plugin bindings for <<<maven-plugin>>> packaging

%{snippet|id=maven-plugin|file=${project.basedir}/src/main/java/org/apache/maven/lifecycle/providers/packaging/MavenPluginLifecycleMappingProvider.java}

* Plugin bindings for <<<war>>> packaging

        }
    }

    private Plugin findPlugin(String groupId, String artifactId, Collection<Plugin> plugins) {
        for (Plugin plugin : plugins) {
            if (artifactId.equals(plugin.getArtifactId()) && groupId.equals(plugin.getGroupId())) {
                return plugin;
            }
        }

        return null;
    }

import org.apache.maven.plugin.InvalidPluginDescriptorException;
import org.apache.maven.plugin.MojoNotFoundException;
import org.apache.maven.plugin.PluginDescriptorParsingException;
import org.apache.maven.plugin.PluginNotFoundException;
import org.apache.maven.plugin.PluginResolutionException;
import org.apache.maven.plugin.prefix.NoPluginFoundForPrefixException;
import org.apache.maven.plugin.version.PluginVersionResolutionException;