*/
  @Override
  public void tearDown() throws Exception {
    try {
      Thread.class.getMethod("stop").invoke(this);
      join();
    } catch (ReflectiveOperationException e) {
      // stop() threw or did not exist. Don't join() the thread, which might hang forever.
    }

    if (uncaughtThrowable != null) {
      throw new AssertionError("Uncaught throwable in " + getName(), uncaughtThrowable);

		tx.Statement.AddClause(clause.Where{Exprs: []clause.Expression{clause.Or(clause.And(conds...))}})
	}
	return
}

// Joins specify Joins conditions
//
//	db.Joins("Account").Find(&user)
//	db.Joins("JOIN emails ON emails.user_id = users.id AND emails.email = ?", "******@****.***").Find(&user)
//	db.Joins("Account", DB.Select("id").Where("user_id = users.id AND name = ?", "someName").Model(&Account{}))

                            // so put an additional one
                            buffer.push("");
                        }
                        const bufferValue = buffer.join("<br>");
                        dataValue["value"] = bufferValue;
                        useLines.push(dataValue);
                        buffer = [];
                    }
                }

			}
			return joinDB.Delete(nil).Error
		case clause.OpUpdate:
			// Update related table rows that have join rows matching owners
			relatedDB := base.Session(&Session{NewDB: true, Context: ctx}).Table(rel.FieldSchema.Table).Where(op.Conditions)

			// correlated join subquery: join.rel_fk = related.pk AND EXISTS owners
			joinSub := base.Session(&Session{NewDB: true, Context: ctx}).Table(rel.JoinTable.Table).Select("1")

            query_components = []
            for key in query:
                if query[key] is not None:
                    query_components.append("%s=%s" % (key, query[key]))

            query_string = '&'.join(query_components)
            sts_ep_url = self.sts_ep
            if query_string:
                sts_ep_url = self.sts_ep + '?' + query_string

            response = self._http.urlopen(

            }
        });

        // Start both threads
        threads[0].start();
        threads[1].start();

        // Wait for completion
        threads[0].join();
        threads[1].join();

        // Verify no exceptions occurred (the main goal is no ConcurrentModificationException)
        assertNull(exceptions[0], "Add thread threw exception");

}

// ColumnName convert string to column name
func (ns NamingStrategy) ColumnName(table, column string) string {
	return ns.toDBName(column)
}

// JoinTableName convert string to join table name
func (ns NamingStrategy) JoinTableName(str string) string {
	if !ns.NoLowerCase && strings.ToLower(str) == str {
		return ns.TablePrefix + str
	}

	if ns.SingularTable {

    assertThat(factory.getSinkContents()).isEqualTo(expected);
  }

  private void assertContainsExpectedLines(String separator) throws IOException {
    String expected = expectedLines.isEmpty() ? "" : Joiner.on(separator).join(expectedLines);
    if (!lines.isEmpty()) {
      // if we wrote any lines in writeLines(), there will be a trailing newline
      expected += separator;
    }

	Distinct             bool
	Selects              []string          // selected columns
	Omits                []string          // omit columns
	ColumnMapping        map[string]string // map columns
	Joins                []join
	Preloads             map[string][]interface{}
	Settings             sync.Map
	ConnPool             ConnPool
	Schema               *schema.Schema
	Context              context.Context
	RaiseErrorOnNotFound bool

        }
        for (int i = 0; i < crawlerContext.numOfThread; i++) {
            threads[i].start();
        }

        // join
        for (int i = 0; i < crawlerContext.numOfThread; i++) {
            try {
                threads[i].join();
            } catch (final InterruptedException e) {