/**
     * Returns a map of user-defined properties for the Maven execution.
     * These properties can be set using the -D command-line option.
     *
     * @return an unmodifiable map of user properties
     */
    @Nonnull
    Map<String, String> userProperties();

    /**
     * Returns a map of system properties for the Maven execution.

    private boolean isProjectPresent = true;

    // ----------------------------------------------------------------------------
    // We need to allow per execution user and global settings as the embedder
    // might be running in a mode where it's executing many threads with totally
    // different settings.
    // ----------------------------------------------------------------------------

    private File userSettingsFile;

# Core automation platform (core/execution)
platforms/core-execution/                                   @gradle/bt-cortex
platforms/core-execution/build-cache/                       @gradle/bt-cortex
platforms/core-execution/build-cache-base/                  @gradle/bt-cortex
platforms/core-execution/build-cache-http/                  @gradle/bt-cortex
platforms/core-execution/build-cache-packaging/             @gradle/bt-cortex

 * Exception thrown when an error occurs during Maven execution.
 * This exception wraps the original cause of the execution failure.
 *
 * @since 4.0.0
 */
@Experimental
public class MavenExecutionException extends MavenException {

    /**
     * Constructs a new MavenExecutionException with the specified cause.
     *
     * @param cause The underlying exception that caused the execution failure
     */

            throws BuildResumptionPersistenceException;

    /**
     * Uses previously stored resumption data to enrich an existing execution request.
     * @param request The execution request that will be enriched.
     * @param rootProject The root project that is being built.
     */
    void applyResumptionData(MavenExecutionRequest request, MavenProject rootProject);

    /**

你可以使用 `raise` 重新拋出同一個例外：

{* ../../docs_src/dependencies/tutorial008d_an_py310.py hl[17] *}

現在客戶端仍會獲得同樣的 *HTTP 500 Internal Server Error* 回應，但伺服器的日誌中會有我們自訂的 `InternalError`。😎

## 含 `yield` 的相依執行順序 { #execution-of-dependencies-with-yield }

執行順序大致如下圖。時間從上往下流動，每一欄代表一個互動或執行程式碼的部分。

```mermaid
sequenceDiagram

participant client as Client
participant handler as Exception handler

 * under the License.
 */
package org.apache.maven.lifecycle.internal;

import org.apache.maven.execution.ExecutionEvent;
import org.apache.maven.execution.MavenSession;
import org.apache.maven.plugin.MojoExecution;
import org.apache.maven.project.MavenProject;

/**
 * Holds data relevant for an execution event.
 *
 */
class DefaultExecutionEvent implements ExecutionEvent {

    private final Type type;

import org.lastaflute.web.response.JsonResponse;

import jakarta.annotation.Resource;

/**
 * API action for admin job log management.
 * Provides RESTful API endpoints for viewing and managing job execution logs in the Fess search engine.
 * Job logs contain information about crawling jobs, indexing tasks, and system maintenance operations.
 *
 */
public class ApiAdminJoblogAction extends FessApiAdminAction {

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;

import org.apache.logging.log4j.LogManager;

                                                  int keep_alive_secs) = 0;

  // Set up a multi-client distributed execution environment. Must be called
  // on all tasks in the cluster. This call internally coordinates with other
  // tasks to initialize the eager context and TF server for multi-client
  // execution.
  virtual absl::Status EnableCollectiveOps(const ServerDef& server_def) = 0;

  // Check if the remote task is alive.