field.IgnoreMigration = true
		case "migration":
			field.IgnoreMigration = true
		}
	}

	if v, ok := field.TagSettings["->"]; ok {
		field.Creatable = false
		field.Updatable = false
		if strings.ToLower(v) == "false" {
			field.Readable = false
		} else {
			field.Readable = true
		}
	}

	if v, ok := field.TagSettings["<-"]; ok {
		field.Creatable = true
		field.Updatable = true

        QueryBuilder result = queryCommand.convertWithFieldCheck(fessConfig, context, "unsupported_field", // Not a search field
                "test text", 1.0f, (field, boost) -> QueryBuilders.matchQuery(field, "test text").boost(boost),
                (field, text, boost) -> QueryBuilders.matchQuery(field, text).boost(boost));

        // Should fall back to default query builder
        assertNotNull(result);

     *
     * @param field the field (must not be {@literal null})
     * @return {@literal true} if it is an instance field
     */
    public static boolean isInstanceField(final Field field) {
        assertArgumentNotNull("field", field);

        return !Modifier.isStatic(field.getModifiers());
    }

    /**
     * Checks if the given field is a public field.
     *

	PrimaryKey    *Field
	PrimaryValue  string
	ForeignKey    *Field
	OwnPrimaryKey bool
}

func (schema *Schema) parseRelation(field *Field) *Relationship {
	var (
		err        error
		fieldValue = reflect.New(field.IndirectFieldType).Interface()
		relation   = &Relationship{
			Name:        field.Name,
			Field:       field,
			Schema:      schema,
			foreignKeys: toColumns(field.TagSettings["FOREIGNKEY"]),

    protected AvgAggregationBuilder regAvgA(String name, String field) {
        AvgAggregationBuilder builder = AggregationBuilders.avg(name).field(field);
        regA(builder);
        return builder;
    }

    protected MaxAggregationBuilder regMaxA(String name, String field) {
        MaxAggregationBuilder builder = AggregationBuilders.max(name).field(field);
        regA(builder);
        return builder;
    }

            purposes.</description>
        </field>
        <field>
          <name>activation</name>
          <version>1.0.0</version>
          <description><![CDATA[The conditional logic which will automatically
            trigger the inclusion of this profile.]]></description>
          <association>
            <type>Activation</type>
          </association>
        </field>
        <field>
          <name>properties</name>

        Map<String, Field> fieldMap = new HashMap<>();

        for (Object member : new DeclaredMembers(beanType, View.FIELDS)) {
            Field field = (Field) member;
            if (!Modifier.isStatic(field.getModifiers())) {
                fieldMap.put(field.getName(), field);
            }
        }

        return fieldMap;
    }

    /**

    protected AvgAggregationBuilder regAvgA(String name, String field) {
        AvgAggregationBuilder builder = AggregationBuilders.avg(name).field(field);
        regA(builder);
        return builder;
    }

    protected MaxAggregationBuilder regMaxA(String name, String field) {
        MaxAggregationBuilder builder = AggregationBuilders.max(name).field(field);
        regA(builder);
        return builder;
    }

  /** The HTTP {@code Cache-Control} header field name. */
  public static final String CACHE_CONTROL = "Cache-Control";

  /** The HTTP {@code Content-Length} header field name. */
  public static final String CONTENT_LENGTH = "Content-Length";

  /** The HTTP {@code Content-Type} header field name. */
  public static final String CONTENT_TYPE = "Content-Type";

  /** The HTTP {@code Date} header field name. */

        }
        if (DEFAULT_FIELD.equals(field)) {
            return convertDefaultTermQuery(fessConfig, context, termQuery, boost, field, text);
        }
        if (SORT_FIELD.equals(field)) {
            return convertSortQuery(fessConfig, context, termQuery, boost, field, text);
        }
        if (SITE_FIELD.equals(field)) {