final JobProcess jobProcess = runningProcessMap.get(sessionId);
        if (jobProcess == null) {
            throw new JobNotFoundException("Job for " + sessionId + " is not found.");
        }
        try {
            final OutputStream out = jobProcess.getProcess().getOutputStream();
            IOUtils.write(command + "\n", out, Constants.CHARSET_UTF_8);

                }
            }
        } catch (IOException | XMLStreamException e) {
            // The root locator can be used very early during the setup of Maven,
            // even before the arguments from the command line are parsed.  Any exception
            // that would happen here should cause the build to fail at a later stage
            // (when actually parsing the POM) and will lead to a better exception being

    /**
     * Gets the user properties to use for interpolation and profile activation. The user properties have been
     * configured directly by the user on his discretion, e.g. via the {@code -Dkey=value} parameter on the command
     * line.
     *
     * @return The user properties, never {@code null}.
     */
    Map<String, String> getUserProperties();

    /**
     * Gets the base directory of the current project (if any).
     *

    protected int executeCommand(final String[] commands, final String username, final String password) {
        if (commands == null || commands.length == 0) {
            throw new CommandExecutionException("command is empty.");
        }

        if (logger.isInfoEnabled()) {
            logger.info("Command: {}", String.join(" ", commands));
        }

        final String[] cmds = stream(commands).get(stream -> stream.map(s -> {

        final String commandTimeoutStr = fessConfig.getSystemProperty("thumbnail.command.timeout");
        if (commandTimeoutStr != null) {
            commandTimeout = Long.valueOf(commandTimeoutStr);
        }
        final String commandDestroyTimeoutStr = fessConfig.getSystemProperty("thumbnail.command.destroy.timeout");
        if (commandDestroyTimeoutStr != null) {

    /**
     * Sets the user properties to use for interpolation and profile activation. The user properties have been
     * configured directly by the user on his discretion, e.g. via the {@code -Dkey=value} parameter on the command
     * line.
     *
     * @param userProperties The user properties, may be {@code null}.
     * @return This context, never {@code null}.
     */
    @SuppressWarnings("unchecked")

     */
    @Nonnull
    Map<PathType, List<Path>> getDispatchedPaths();

    @Nonnull
    Map<Dependency, Path> getDependencies();

    /**
     * Formats the command-line option for the path of the specified type.
     * The option are documented in {@link org.apache.maven.api.JavaPathType} enumeration values.
     *
     * @param type the desired type of path (class-path, module-path, …)

        }

        final TimeoutTask timeoutTask = createTimeoutTask();
        try {
            executePython();
        } catch (final Exception e) {
            logger.warn("Failed to run python command.", e);
            resultBuf.append(e.getMessage()).append("\n");
        } finally {
            if (timeoutTask != null && !timeoutTask.isCanceled()) {
                timeoutTask.cancel();
            }
        }

package org.apache.maven.api;

import java.nio.file.Path;
import java.util.Optional;

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

/**
 * The option of a command-line tool where to place the paths to some dependencies.
 * A {@code PathType} can identify the Java class-path, the Java module-path,
 * or another kind of path for another programming language for example.