}

    /**
     * Get lifecycle based on phase
     *
     * @param phase
     * @return
     */
    public Lifecycle get(String phase) {
        return getPhaseToLifecycleMap().get(phase);
    }

    /**
     * We use this to map all phases to the lifecycle that contains it. This is used so that a user can specify the
     * phase they want to execute and we can easily determine what lifecycle we need to run.

        return getExecutionPlanItems().iterator();
    }

    /**
     * Returns the last ExecutionPlanItem in the supplied phase. If no items are in the specified phase,
     * the closest executionPlanItem from an earlier phase item will be returned.
     *
     * @param requestedPhase the requested phase
     *                       The execution plan item
     * @return The ExecutionPlanItem or null if none can be found
     */

          <executions>
            <execution>
              <id>parent-1</id>
              <phase>validate</phase>
              <goals>
                <goal>parent-1</goal>
              </goals>
            </execution>
            <execution>
              <id>parent-2</id>
              <phase>validate</phase>
              <goals>
                <goal>parent-2</goal>
              </goals>

     */
    public LifecyclePhaseNotFoundException(String message, String lifecyclePhase) {
        super(message);
        this.lifecyclePhase = (lifecyclePhase != null) ? lifecyclePhase : "";
    }

    /**
     * Gets the lifecycle phase that was not found.
     *
     * @return The lifecycle phase that was not found, never {@code null}.
     */

        <version>1.0</version>
        <executions>
          <execution>
            <id>parent-1</id>
            <phase>parent-1</phase>
          </execution>
          <execution>
            <id>parent-2</id>
            <phase>parent-2</phase>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>

        <version>2.0</version>
        <executions>
          <execution>
            <id>child-1</id>
            <phase>child-1</phase>
          </execution>
          <execution>
            <id>child-2</id>
            <phase>child-2</phase>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>

        <executions>
          <execution>
            <!-- NOTE: Explicitly reference "default" id here -->
            <id>default</id>
            <phase>child-default</phase>
          </execution>
          <execution>
            <id>non-default</id>
            <phase>child-non-default</phase>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>

      <plugin>
        <groupId>org.apache.maven.its.plugins</groupId>
        <artifactId>maven-it-plugin-log-file</artifactId>
        <executions>
          <execution>
            <id>test</id>
            <phase>initialize</phase>
            <goals>
              <goal>reset</goal>
            </goals>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>

  </scm>
  <build>
    <plugins>
      <plugin>
        <artifactId>maven-compiler-plugin</artifactId>
        <executions>
          <execution>
            <id>test</id>
            <phase>package</phase>
            <goals>
              <goal>compile</goal>
            </goals>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>

            <artifactId>b</artifactId>
            <version>0.1</version>
          </dependency>
        </dependencies>
        <executions>
          <execution>
            <id>load</id>
            <phase>validate</phase>
            <configuration>
              <resourcePaths>org/apache/maven/its/mng3906/SomeClass.class</resourcePaths>
              <pluginClassLoaderOutput>target/pcl.properties</pluginClassLoaderOutput>