* que los datos enviados por tu programa sean recibidos por el cliente a través de la red
* que el contenido de un archivo en el disco sea leído por el sistema y entregado a tu programa
* que el contenido que tu programa entregó al sistema sea escrito en el disco
* una operación de API remota
* que una operación de base de datos termine
* que una query de base de datos devuelva los resultados
* etc.

package jcifs.internal.smb1.trans.nt;

import jcifs.Configuration;
import jcifs.internal.util.SMBUtil;
import jcifs.util.Hexdump;

/**
 * SMB1 NT Transaction subcommand for file system change notification.
 *
 * This transaction allows monitoring of file system changes in a directory,
 * such as file creation, modification, deletion, and attribute changes.
 */
public class NtTransNotifyChange extends SmbComNtTransaction {

    int fid;

        MavenProject project0 = getProjectWithDependencies(pom0);
        MavenProject project1 = getProjectWithDependencies(pom1);

        assertEquals(pom0Basedir, project1.getParent().getBasedir());
        System.out.println("Project " + project1.getId() + " " + project1);
        Map map = project1.getArtifactMap();
        assertNotNull(map, "No artifacts");
        assertFalse(map.isEmpty(), "No Artifacts");

            }
            SMBUtil.writeInt4(this.signSequence, data, index);
            update(data, offset, length);
            System.arraycopy(digest(), 0, data, index, 8);
            if (this.bypass) {
                this.bypass = false;
                System.arraycopy("BSRSPYL ".getBytes(), 0, data, index, 8);
            }
        } catch (final Exception ex) {
            log.error("Signature failed", ex);

            byte[] ciphertext = cipher.doFinal(plaintextBytes);

            // Combine IV and ciphertext
            byte[] result = new byte[GCM_IV_SIZE + ciphertext.length];
            System.arraycopy(iv, 0, result, 0, GCM_IV_SIZE);
            System.arraycopy(ciphertext, 0, result, GCM_IV_SIZE, ciphertext.length);

            return result;

        } finally {
            // Securely wipe plaintext bytes - guaranteed by try-finally

            return available;
        }
        if (generatorList != null && !generatorList.isEmpty()) {
            String path = System.getenv("PATH");
            if (path == null) {
                path = System.getenv("Path");
            }
            if (path == null) {
                path = System.getenv("path");
            }
            final List<String> pathList = new ArrayList<>();

        .build();

    try (Response response = client.newCall(request).execute()) {
      if (!response.isSuccessful()) throw new IOException("Unexpected code " + response);

      System.out.println(response.body().string());
    }
  }

  public static void main(String... args) throws Exception {
    new PostFile().run();
  }

Fess also contains a Crawler, which can crawl documents on a [web server](https://fess.codelibs.org/15.0/admin/webconfig-guide.html), [file system](https://fess.codelibs.org/15.0/admin/fileconfig-guide.html), or [Data Store](https://fess.codelibs.org/15.0/admin/dataconfig-guide.html) (such as a CSV or database)....

        private final AtomicLong executeTime = new AtomicLong(0);
        private final AtomicBoolean committed = new AtomicBoolean(false);
        private final long startTime = System.currentTimeMillis();

        @Override
        public void store(DataStoreParams paramMap, Map<String, Object> dataMap) {
            documentCount.incrementAndGet();
        }

        @Override

        byte[] dk = deriveKeyAES(baseKey, cst); // Checksum key
        try {
            Mac m = Mac.getInstance("HmacSHA1");
            m.init(new SecretKeySpec(dk, HMAC_KEY));
            System.arraycopy(m.doFinal(input), 0, output, 0, 12);
            return output;
        } finally {
            Arrays.fill(dk, 0, dk.length, (byte) 0);
        }
    }

    /**