Package org.opencms.search.fields

Class CmsLuceneField

java.lang.Object

org.opencms.search.fields.CmsSearchField

org.opencms.search.fields.CmsLuceneField

All Implemented Interfaces:

java.io.Serializable

public class CmsLuceneField
extends CmsSearchField

An individual field configuration in a Lucene search index.

Since:

7.0.0

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	IGNORE_DISPLAY_NAME	Value of m_displayName if field should not be displayed.
static java.lang.String	STR_COMPRESS	Constant for the "compress" index setting.
static java.lang.String	STR_NO	Constant for the "no" index setting.
static java.lang.String	STR_TOKENIZED	Constant for the "tokenized" index setting.
static java.lang.String	STR_UN_TOKENIZED	Constant for the "untokenized" index setting.
static java.lang.String	STR_YES	Constant for the "yes" index setting.

Fields inherited from class org.opencms.search.fields.CmsSearchField

FIELD_CATEGORY, FIELD_CATEGORY_EXACT, FIELD_CONTENT, FIELD_CONTENT_BLOB, FIELD_CONTENT_LOCALES, FIELD_DATE_CONTENT, FIELD_DATE_CREATED, FIELD_DATE_CREATED_LOOKUP, FIELD_DATE_EXPIRED, FIELD_DATE_LASTMODIFIED, FIELD_DATE_LASTMODIFIED_LOOKUP, FIELD_DATE_LOOKUP_SUFFIX, FIELD_DATE_RELEASED, FIELD_DEPENDENCY_TYPE, FIELD_DESCRIPTION, FIELD_DISPORDER, FIELD_DISPTITLE, FIELD_DYNAMIC_EXACT, FIELD_DYNAMIC_PROPERTIES, FIELD_DYNAMIC_PROPERTIES_DIRECT, FIELD_EXCERPT, FIELD_FILENAME, FIELD_GEOCOORDS, FIELD_ID, FIELD_INSTANCEDATE, FIELD_INSTANCEDATE_CURRENT_TILL, FIELD_INSTANCEDATE_END, FIELD_INSTANCEDATE_RANGE, FIELD_KEYWORDS, FIELD_LINK, FIELD_META, FIELD_MIMETYPE, FIELD_PARENT_FOLDERS, FIELD_PATH, FIELD_PATH_HIERARCHY, FIELD_PLACE, FIELD_POSTFIX_DATE, FIELD_POSTFIX_DATE_RANGE, FIELD_POSTFIX_DATE_RANGES, FIELD_POSTFIX_DATES, FIELD_POSTFIX_INT, FIELD_POSTFIX_LOC, FIELD_POSTFIX_SORT, FIELD_POSTFIX_STRING, FIELD_PREFIX_DEPENDENCY, FIELD_PREFIX_DYNAMIC, FIELD_PREFIX_TEXT, FIELD_PRIORITY, FIELD_RESOURCE_LOCALES, FIELD_SCORE, FIELD_SEARCH_CHANNEL, FIELD_SEARCH_EXCLUDE, FIELD_SERIESDATES, FIELD_SERIESDATES_CURRENT_TILL, FIELD_SERIESDATES_END, FIELD_SERIESDATES_TYPE, FIELD_SIZE, FIELD_SOLR_ID, FIELD_SORT_TITLE, FIELD_SPELL, FIELD_STATE, FIELD_SUFFIX, FIELD_TEXT, FIELD_TEXT_DE, FIELD_TEXT_EL, FIELD_TEXT_EN, FIELD_TEXT_ES, FIELD_TEXT_FR, FIELD_TEXT_HU, FIELD_TEXT_IT, FIELD_TIMESTAMP, FIELD_TITLE, FIELD_TITLE_UNSTORED, FIELD_TYPE, FIELD_USER_CREATED, FIELD_USER_LAST_MODIFIED, FIELD_VERSION

Constructor Summary

Constructors

Constructor	Description
CmsLuceneField()	Creates a new search field configuration.
CmsLuceneField(java.lang.String name, java.lang.String displayName, boolean isStored, boolean isIndexed)	Creates a new search field configuration.
CmsLuceneField(java.lang.String name, java.lang.String displayName, boolean isStored, boolean isCompressed, boolean isIndexed, boolean isTokenized, boolean isInExcerpt, org.apache.lucene.analysis.Analyzer analyzer, java.lang.String defaultValue)	Creates a new search field configuration.
CmsLuceneField(java.lang.String name, java.lang.String displayName, boolean isStored, boolean isIndexed, boolean isTokenized, boolean isInExcerpt, java.lang.String defaultValue)	Creates a new search field configuration.

Method Summary

Modifier and Type	Method	Description
void	closeAnalyzer()	Closes the analyzer.
org.apache.lucene.document.Field	createField(java.lang.String content)	Creates a field from the configuration and the provided content.
org.apache.lucene.document.Field	createField(java.lang.String name, java.lang.String content)	Creates a field with the given name from the configuration and the provided content.
org.apache.lucene.analysis.Analyzer	getAnalyzer()	Returns the analyzer used for this field.
java.lang.String	getDisplayName()	Returns the display name of the field.
java.lang.String	getDisplayNameForConfiguration()	Returns the displayNameForConfiguration.
java.lang.String	getIndexed()	Returns the String value state of this field if it is indexed (and possibly tokenized) in the Lucene index.
java.lang.String	getType()	Returns the type.
boolean	isCompressed()	Returns true if the content of this field is compressed.
boolean	isDisplayed()	Returns true if the field should be displayed.
boolean	isInExcerptAndStored()	Returns true if this fields content is used in the search result excerpt.
boolean	isTokenized()	Returns true if the content of this field is tokenized in the Lucene index.
boolean	isTokenizedAndIndexed()	Returns true if the content of this field is tokenized in the Lucene index.
void	setAnalyzer(java.lang.String analyzerName)	Sets the analyzer used for this field.
void	setAnalyzer(org.apache.lucene.analysis.Analyzer analyzer)	Sets the analyzer used for this field.
void	setCompressed(boolean compressed)	Controls if this field value will be stored compressed or not.
void	setDisplayed(boolean displayed)	Controls if the field is displayed or not.
void	setDisplayName(java.lang.String displayName)	Sets the display name.
void	setDisplayNameForConfiguration(java.lang.String displayNameForConfiguration)	Sets the displayNameForConfiguration.
void	setIndexed(java.lang.String indexed)	Controls if the content of this field is indexed (and possibly tokenized) in the Lucene index from a String parameter.
void	setInExcerpt(java.lang.String excerpt)	Controls if this fields content is used in the search result excerpt.
void	setStored(java.lang.String stored)	Controls if the content of this field is stored in the Lucene index from a String parameter.
void	setTokenized(boolean tokenized)	Controls if the content of this field is tokenized in the Lucene index.
void	setType(java.lang.String type)	Sets the type.

Methods inherited from class org.opencms.search.fields.CmsSearchField

addMapping, addUninvertingMappings, equals, getDefaultValue, getMappings, getName, hashCode, isIndexed, isInExcerpt, isStored, setDefaultValue, setIndexed, setInExcerpt, setName, setStored, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

IGNORE_DISPLAY_NAME

public static final java.lang.String IGNORE_DISPLAY_NAME

Value of m_displayName if field should not be displayed.

See Also:

Constant Field Values

STR_COMPRESS

public static final java.lang.String STR_COMPRESS

Constant for the "compress" index setting.

See Also:

Constant Field Values

STR_NO

public static final java.lang.String STR_NO

Constant for the "no" index setting.

See Also:

Constant Field Values

STR_TOKENIZED

public static final java.lang.String STR_TOKENIZED

Constant for the "tokenized" index setting.

See Also:

Constant Field Values

STR_UN_TOKENIZED

public static final java.lang.String STR_UN_TOKENIZED

Constant for the "untokenized" index setting.

See Also:

Constant Field Values

STR_YES

public static final java.lang.String STR_YES

Constant for the "yes" index setting.

See Also:

Constant Field Values

Constructor Detail

CmsLuceneField

public CmsLuceneField()

Creates a new search field configuration.

CmsLuceneField

public CmsLuceneField(java.lang.String name,
                      java.lang.String displayName,
                      boolean isStored,
                      boolean isIndexed)

Creates a new search field configuration.

The field will be tokenized if it is indexed. The field will not be in the excerpt. There is no default value.

Parameters:

name - the name of the field, see CmsSearchField.setName(String)

displayName - the display name of this field, see setDisplayName(String)

isStored - controls if the field is stored and in the excerpt, see CmsSearchField.setStored(boolean)

isIndexed - controls if the field is indexed and tokenized, see CmsSearchField.setIndexed(boolean)

CmsLuceneField

public CmsLuceneField(java.lang.String name,
                      java.lang.String displayName,
                      boolean isStored,
                      boolean isCompressed,
                      boolean isIndexed,
                      boolean isTokenized,
                      boolean isInExcerpt,
                      org.apache.lucene.analysis.Analyzer analyzer,
                      java.lang.String defaultValue)

Creates a new search field configuration.

Parameters:

name - the name of the field, see CmsSearchField.setName(String)

displayName - the display name of this field, see setDisplayName(String)

isStored - controls if the field is stored, see CmsSearchField.setStored(boolean)

isCompressed - controls if the filed is compressed, see setCompressed(boolean)

isIndexed - controls if the field is indexed, see CmsSearchField.setIndexed(boolean)

isTokenized - controls if the field is tokenized, see CmsSearchField.setStored(boolean)

isInExcerpt - controls if the field is in the excerpt, see isInExcerptAndStored()

analyzer - the analyzer to use, see setAnalyzer(Analyzer)

defaultValue - the default value for the field, see CmsSearchField.setDefaultValue(String)

CmsLuceneField

public CmsLuceneField(java.lang.String name,
                      java.lang.String displayName,
                      boolean isStored,
                      boolean isIndexed,
                      boolean isTokenized,
                      boolean isInExcerpt,
                      java.lang.String defaultValue)

Creates a new search field configuration.

Parameters:

name - the name of the field, see CmsSearchField.setName(String)

displayName - the display name of this field, see setDisplayName(String)

isStored - controls if the field is stored, see CmsSearchField.setStored(boolean)

isIndexed - controls if the field is indexed, see CmsSearchField.setIndexed(boolean)

isTokenized - controls if the field is tokenized, see CmsSearchField.setStored(boolean)

isInExcerpt - controls if the field is in the excerpt, see isInExcerptAndStored()

defaultValue - the default value for the field, see CmsSearchField.setDefaultValue(String)

Method Detail

closeAnalyzer

public void closeAnalyzer()

Closes the analyzer.

createField

public org.apache.lucene.document.Field createField(java.lang.String content)

Creates a field from the configuration and the provided content.

The configured name of the field as provided by CmsSearchField.getName() is used.

If no valid content is provided (that is the content is either null or only whitespace), then no field is created and null is returned.

Parameters:

content - the content to create the field with

Returns:

a field created from the configuration and the provided content

createField

public org.apache.lucene.document.Field createField(java.lang.String name,
                                                    java.lang.String content)

Creates a field with the given name from the configuration and the provided content.

If no valid content is provided (that is the content is either null or only whitespace), then no field is created and null is returned.

Parameters:

name - the name of the field to create

content - the content to create the field with

Returns:

a field with the given name from the configuration and the provided content

getAnalyzer

public org.apache.lucene.analysis.Analyzer getAnalyzer()

Returns the analyzer used for this field.

Returns:

the analyzer used for this field

getDisplayName

public java.lang.String getDisplayName()

Returns the display name of the field.

Returns:

the display name of the field

getDisplayNameForConfiguration

public java.lang.String getDisplayNameForConfiguration()

Returns the displayNameForConfiguration.

Returns:

the displayNameForConfiguration

getIndexed

public java.lang.String getIndexed()

Returns the String value state of this field if it is indexed (and possibly tokenized) in the Lucene index.

Overrides:

getIndexed in class CmsSearchField

Returns:

the String value state of this field if it is indexed (and possibly tokenized) in the Lucene index

See Also:

isTokenizedAndIndexed(), CmsSearchField.isIndexed()

getType

public java.lang.String getType()

Returns the type.

Returns:

the type

isCompressed

public boolean isCompressed()

Returns true if the content of this field is compressed.

If the field is compressed, it must also be stored, this means CmsSearchField.isStored() will always return true for compressed fields.

Returns:

true if the content of this field is compressed

isDisplayed

public boolean isDisplayed()

Returns true if the field should be displayed.

Returns:

returns true if the field should be displayed otherwise false

isInExcerptAndStored

public boolean isInExcerptAndStored()

Returns true if this fields content is used in the search result excerpt.

A field can only be used in the excerpt if it is stored, see CmsSearchField.isStored().

Returns:

true if this fields content is used in the search result excerpt

See Also:

CmsSearchField.isStored()

isTokenized

public boolean isTokenized()

Returns true if the content of this field is tokenized in the Lucene index.

Please refer to the Lucene documentation about the concept behind tokenized and untokenized fields.

Returns:

true if the content of this field is tokenized in the Lucene index

isTokenizedAndIndexed

public boolean isTokenizedAndIndexed()

Returns true if the content of this field is tokenized in the Lucene index.

A field can only be tokenized if it is also indexed, see CmsSearchField.isIndexed().

Please refer to the Lucene documentation about the concept behind tokenized and untokenized fields.

Returns:

true if the content of this field is tokenized in the Lucene index

See Also:

CmsSearchField.isStored(), CmsSearchField.isIndexed()

setAnalyzer

public void setAnalyzer(org.apache.lucene.analysis.Analyzer analyzer)

Sets the analyzer used for this field.

Parameters:

analyzer - the analyzer to set

setAnalyzer

public void setAnalyzer(java.lang.String analyzerName)
                 throws java.lang.Exception

Sets the analyzer used for this field.

The parameter must be a name of a class the implements the Lucene Analyzer interface.

Parameters:

analyzerName - the analyzer class name to set

Throws:

java.lang.Exception - in case of problems creating the analyzer class instance

setCompressed

public void setCompressed(boolean compressed)

Controls if this field value will be stored compressed or not.

If this is set to true, the value for CmsSearchField.isStored() will also be set to true, since compressed fields are always stored.

Parameters:

compressed - if true, the field value will be stored compressed

setDisplayed

public void setDisplayed(boolean displayed)

Controls if the field is displayed or not.

Parameters:

displayed - if true the field is displayed

setDisplayName

public void setDisplayName(java.lang.String displayName)

Sets the display name. If the given name equals IGNORE_DISPLAY_NAME the field is not displayed.

Parameters:

displayName - the display name to set

setDisplayNameForConfiguration

public void setDisplayNameForConfiguration(java.lang.String displayNameForConfiguration)

Sets the displayNameForConfiguration.

Parameters:

displayNameForConfiguration - the displayNameForConfiguration to set

setIndexed

public void setIndexed(java.lang.String indexed)

Controls if the content of this field is indexed (and possibly tokenized) in the Lucene index from a String parameter.

This sets the values for CmsSearchField.isIndexed() as well as isTokenizedAndIndexed().

The parameter can have the following values:

• "true" or "tokenized": The field is indexed and tokenized.
• "false" or "no": The field is not indexed and not tokenized.
• "untokenized": The field is indexed but not tokenized.

Parameters:

indexed - the index setting to use

See Also:

CmsSearchField.setIndexed(boolean), setTokenized(boolean)

setInExcerpt

public void setInExcerpt(java.lang.String excerpt)

Controls if this fields content is used in the search result excerpt.

Parameters:

excerpt - if "true", then this fields content is used in the search excerpt

See Also:

CmsSearchField.setInExcerpt(boolean)

setStored

public void setStored(java.lang.String stored)

Controls if the content of this field is stored in the Lucene index from a String parameter.

Parameters:

stored - if "true", then the field content is stored

See Also:

CmsSearchField.setStored(boolean)

setTokenized

public void setTokenized(boolean tokenized)

Controls if the content of this field is tokenized in the Lucene index.

Please refer to the Lucene documentation about the concept behind tokenized and untokenized fields.

Parameters:

tokenized - if true, then the field content is tokenized

See Also:

CmsSearchField.setStored(boolean)

setType

public void setType(java.lang.String type)

Sets the type.

Parameters:

type - the type to set