org.apache.jackrabbit.core.query.lucene
Class FieldNames

java.lang.Object
  org.apache.jackrabbit.core.query.lucene.FieldNames

public class FieldNames
extends Object

Defines field names that are used internally to store UUID, etc in the search index.

Field Summary

static String	FULLTEXT Name of the field that contains the fulltext index including terms from all properties of a node.
static String	FULLTEXT_PREFIX Prefix for all field names that are fulltext indexed by property name.
static String	LABEL Name of the field that contains the label of the node.
static String	MVP Name of the field that contains the names of multi-valued properties that hold more than one value.
static String	PARENT Name of the field that contains the UUID of the parent node.
static String	PROPERTIES Name of the field that contains all values of properties that are indexed as is without tokenizing.
static String	UUID Name of the field that contains the UUID of the node.

Method Summary

static String	createNamedValue(String fieldName, String value) Returns a named value for use as a term in the index.
static int	getNameLength(String namedValue) Returns the length of the field prefix in namedValue.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

UUID

public static final String UUID

Name of the field that contains the UUID of the node. Terms are stored but not tokenized.

FULLTEXT

public static final String FULLTEXT

Name of the field that contains the fulltext index including terms from all properties of a node. Terms are tokenized.

FULLTEXT_PREFIX

public static final String FULLTEXT_PREFIX

Prefix for all field names that are fulltext indexed by property name.

See Also:

Constant Field Values

PARENT

public static final String PARENT

Name of the field that contains the UUID of the parent node. Terms are stored and but not tokenized.

LABEL

public static final String LABEL

Name of the field that contains the label of the node. Terms are not tokenized.

MVP

public static final String MVP

Name of the field that contains the names of multi-valued properties that hold more than one value. Terms are not tokenized and not stored, only indexed.

PROPERTIES

public static final String PROPERTIES

Name of the field that contains all values of properties that are indexed as is without tokenizing. Terms are prefixed with the property name.

Method Detail

createNamedValue

public static String createNamedValue(String fieldName,
                                      String value)

Returns a named value for use as a term in the index. The named value is of the form: fieldName + '?' + value

Parameters:

fieldName - the field name.

value - the value.

Returns:

value prefixed with field name.

getNameLength

public static int getNameLength(String namedValue)

Returns the length of the field prefix in namedValue. See also createNamedValue(String, String). If namedValue does not contain a name prefix, this method return 0.

Parameters:

namedValue - the named value as created by createNamedValue(String, String).

Returns:

the length of the field prefix including the separator char (?).