* under the License.
 */

/**
 * Defines core service interfaces that provide essential Maven functionality such as
 * artifact resolution, dependency management, and build execution. These services
 * form the backbone of Maven's extensible architecture.
 *
 * @since 4.0.0
 */

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.internal.aether;

import java.util.Map;

import org.apache.maven.execution.MavenExecutionRequest;
import org.eclipse.aether.repository.AuthenticationSelector;
import org.eclipse.aether.repository.MirrorSelector;
import org.eclipse.aether.repository.ProxySelector;

/**

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.project.collector;

import java.util.List;

import org.apache.maven.execution.MavenExecutionRequest;
import org.apache.maven.project.MavenProject;
import org.apache.maven.project.ProjectBuildingException;

/**
 * Describes strategies for finding projects that Maven could build.
 */

 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.lifecycle.internal;

import org.apache.maven.execution.MavenSession;
import org.apache.maven.lifecycle.internal.stub.ProjectDependencyGraphStub;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;

      <description>
        The {@code @lt;execution>} element contains information required for the
        execution of a plugin.
      </description>
      <fields>
        <field>
          <name>id</name>
          <version>4.0.0+</version>
          <type>String</type>
          <defaultValue>default</defaultValue>
          <description>The identifier of this execution for labelling the goals during the build,

 * specific language governing permissions and limitations
 * under the License.
 */

/**
 * Contains classes for managing plugin-specific lifecycle bindings and forked executions.
 * This package helps define how plugins can modify or extend Maven's build lifecycle.
 *
 * @since 4.0.0
 */

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.reporting;

/**
 * An exception occurring during the execution of a Maven report.
 *
 */
@Deprecated
public class MavenReportException extends Exception {
    public MavenReportException(String msg) {
        super(msg);
    }

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.api;

import org.apache.maven.api.annotations.Experimental;

/**
 * The possible types of execution events.
 *
 * @since 4.0.0
 */
@Experimental
public enum EventType {
    PROJECT_DISCOVERY_STARTED,
    SESSION_STARTED,
    SESSION_ENDED,
    PROJECT_SKIPPED,
    PROJECT_STARTED,

 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.execution;

/**
 * This exception will be thrown when something fails while persisting build resumption data.
 * @see BuildResumptionDataRepository#persistResumptionData
 */

        SimpleProblemCollector result = validateRaw("duplicate-plugin-execution.xml");

        assertViolations(result, 0, 4, 0);

        assertContains(result.getErrors().get(0), "duplicate execution with id a");
        assertContains(result.getErrors().get(1), "duplicate execution with id default");
        assertContains(result.getErrors().get(2), "duplicate execution with id c");