See here [2] on how to add necessary JARs.

[1] https://github.com/redisson/redisson

import org.apache.logging.log4j.Logger;
import org.apache.lucene.search.MatchAllDocsQuery;
import org.apache.lucene.search.Query;
import org.codelibs.fess.entity.QueryContext;
import org.opensearch.index.query.QueryBuilder;
import org.opensearch.index.query.QueryBuilders;

/**
 * Query command for match all documents query.
 */
public class MatchAllQueryCommand extends QueryCommand {

    /**
     * Default constructor.
     */

)

// Tests update notifier string builder.
func TestPrepareUpdateMessage(t *testing.T) {
	testCases := []struct {
		older time.Duration
		dlURL string

		expectedSubStr string
	}{
		// Testcase index 0
		{72 * time.Hour, "my_download_url", "3 days before the latest release"},
		{3 * time.Hour, "https://my_download_url_is_huge/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "3 hours before the latest release"},

                    response.readParametersWireFormat(buffer, 0, 100);
                    response.toString();
                    success[index] = true;
                } catch (Exception e) {
                    success[index] = false;
                }
            });
            threads[i].start();
        }

        // Wait for all threads to complete
        for (Thread thread : threads) {

          },
          "updatedTime" : {
            "type" : "long"
          },
          "urlExpr" : {
            "type" : "keyword"
          }
        }
      }
    },
    "settings" : {
      "index" : {
        "creation_date" : "1509021050077",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "AHy84s2vSoamP32r62Jy4Q",
        "version" : {
          "created" : "6000051"

import org.opensearch.index.query.RangeQueryBuilder;
import org.opensearch.index.query.RegexpQueryBuilder;
import org.opensearch.index.query.SpanTermQueryBuilder;
import org.opensearch.index.query.TermQueryBuilder;
import org.opensearch.index.query.TermsQueryBuilder;
import org.opensearch.index.query.WildcardQueryBuilder;
import org.opensearch.index.query.functionscore.FunctionScoreQueryBuilder;

          },
          "updatedBy" : {
            "type" : "keyword"
          },
          "updatedTime" : {
            "type" : "long"
          }
        }
      }
    },
    "settings" : {
      "index" : {
        "creation_date" : "1509021051920",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "fP473Sr-RZO2d36NkKGgKQ",
        "version" : {
          "created" : "6000051"

          },
          "updatedTime" : {
            "type" : "long"
          },
          "username" : {
            "type" : "keyword"
          }
        }
      }
    },
    "settings" : {
      "index" : {
        "creation_date" : "1509021053135",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "-gono3d2R0KP5po-ggBr0A",
        "version" : {
          "created" : "6000051"

        for (int i = 2; i < 6; i++) {
            assertEquals((byte) 0x00, dst[i], "Reserved byte at index " + i + " should be 0.");
        }
        // Check filename
        byte[] filenameBytes = filename.getBytes();
        for (int i = 0; i < filenameBytes.length; i++) {
            assertEquals(filenameBytes[i], dst[6 + i], "Filename byte at index " + i + " should match.");
        }
        // Check null terminator

          },
          "updatedTime" : {
            "type" : "long"
          },
          "value" : {
            "type" : "keyword"
          }
        }
      }
    },
    "settings" : {
      "index" : {
        "creation_date" : "1509021056731",
        "number_of_shards" : "5",
        "number_of_replicas" : "1",
        "uuid" : "MnnT8tsrT5GqpB8pYafyWg",
        "version" : {
          "created" : "6000051"