org.apache.tika.metadata
Class Metadata

java.lang.Object
  org.apache.tika.metadata.Metadata

All Implemented Interfaces:

Serializable, ClimateForcast, CreativeCommons, DublinCore, Geographic, HttpHeaders, Message, MSOffice, TIFF, TikaMetadataKeys, TikaMimeKeys

public class Metadata
extends Object
implements CreativeCommons, DublinCore, Geographic, HttpHeaders, Message, MSOffice, ClimateForcast, TIFF, TikaMetadataKeys, TikaMimeKeys, Serializable

A multi-valued metadata container.

See Also:

Serialized Form

Field Summary

Fields inherited from interface org.apache.tika.metadata.CreativeCommons

LICENSE_LOCATION, LICENSE_URL, WORK_TYPE

Fields inherited from interface org.apache.tika.metadata.DublinCore

CONTRIBUTOR, COVERAGE, CREATOR, DATE, DESCRIPTION, FORMAT, IDENTIFIER, LANGUAGE, MODIFIED, PUBLISHER, RELATION, RIGHTS, SOURCE, SUBJECT, TITLE, TYPE

Fields inherited from interface org.apache.tika.metadata.Geographic

ALTITUDE, LATITUDE, LONGITUDE

Fields inherited from interface org.apache.tika.metadata.HttpHeaders

CONTENT_DISPOSITION, CONTENT_ENCODING, CONTENT_LANGUAGE, CONTENT_LENGTH, CONTENT_LOCATION, CONTENT_MD5, CONTENT_TYPE, LAST_MODIFIED, LOCATION

Fields inherited from interface org.apache.tika.metadata.Message

MESSAGE_BCC, MESSAGE_CC, MESSAGE_FROM, MESSAGE_RECIPIENT_ADDRESS, MESSAGE_TO

Fields inherited from interface org.apache.tika.metadata.MSOffice

APPLICATION_NAME, APPLICATION_VERSION, AUTHOR, CATEGORY, CHARACTER_COUNT, CHARACTER_COUNT_WITH_SPACES, COMMENTS, COMPANY, CONTENT_STATUS, CREATION_DATE, EDIT_TIME, KEYWORDS, LAST_AUTHOR, LAST_PRINTED, LAST_SAVED, LINE_COUNT, MANAGER, NOTES, PAGE_COUNT, PARAGRAPH_COUNT, PRESENTATION_FORMAT, REVISION_NUMBER, SECURITY, SLIDE_COUNT, TEMPLATE, TOTAL_TIME, USER_DEFINED_METADATA_NAME_PREFIX, VERSION, WORD_COUNT

Fields inherited from interface org.apache.tika.metadata.ClimateForcast

ACKNOWLEDGEMENT, COMMAND_LINE, COMMENT, CONTACT, CONVENTIONS, EXPERIMENT_ID, HISTORY, INSTITUTION, MODEL_NAME_ENGLISH, PROGRAM_ID, PROJECT_ID, REALIZATION, REFERENCES, SOURCE, TABLE_ID

Fields inherited from interface org.apache.tika.metadata.TIFF

BITS_PER_SAMPLE, EQUIPMENT_MAKE, EQUIPMENT_MODEL, EXPOSURE_TIME, F_NUMBER, FLASH_FIRED, FOCAL_LENGTH, IMAGE_LENGTH, IMAGE_WIDTH, ISO_SPEED_RATINGS, ORIENTATION, ORIGINAL_DATE, RESOLUTION_HORIZONTAL, RESOLUTION_UNIT, RESOLUTION_VERTICAL, SAMPLES_PER_PIXEL, SOFTWARE

Fields inherited from interface org.apache.tika.metadata.TikaMetadataKeys

PROTECTED, RESOURCE_NAME_KEY

Fields inherited from interface org.apache.tika.metadata.TikaMimeKeys

MIME_TYPE_MAGIC, TIKA_MIME_FILE

Constructor Summary

Metadata()
Constructs a new, empty metadata.

Method Summary

void	add(String name, String value) Add a metadata name/value mapping.
boolean	equals(Object o)
String	get(Property property) Returns the value (if any) of the identified metadata property.
String	get(String name) Get the value associated to a metadata name.
Date	getDate(Property property) Returns the value of the identified Date based metadata property.
Integer	getInt(Property property) Returns the value of the identified Integer based metadata property.
String[]	getValues(String name) Get the values associated to a metadata name.
boolean	isMultiValued(String name) Returns true if named value is multivalued.
String[]	names() Returns an array of the names contained in the metadata.
void	remove(String name) Remove a metadata and all its associated values.
void	set(Property property, Date date) Sets the date value of the identified metadata property.
void	set(Property property, double value) Sets the real or rational value of the identified metadata property.
void	set(Property property, int value) Sets the integer value of the identified metadata property.
void	set(Property property, String value) Sets the value of the identified metadata property.
void	set(String name, String value) Set metadata name/value.
void	setAll(Properties properties) Copy All key-value pairs from properties.
int	size() Returns the number of metadata names in this metadata.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Metadata

public Metadata()

Constructs a new, empty metadata.

Method Detail

isMultiValued

public boolean isMultiValued(String name)

Returns true if named value is multivalued.

Parameters:

name - name of metadata

Returns:

true is named value is multivalued, false if single value or null

names

public String[] names()

Returns an array of the names contained in the metadata.

Returns:

Metadata names

get

public String get(String name)

Get the value associated to a metadata name. If many values are assiociated to the specified name, then the first one is returned.

Parameters:

name - of the metadata.

Returns:

the value associated to the specified metadata name.

get

public String get(Property property)

Returns the value (if any) of the identified metadata property.

Parameters:

property - property definition

Returns:

property value, or null if the property is not set

Since:

Apache Tika 0.7

getInt

public Integer getInt(Property property)

Returns the value of the identified Integer based metadata property.

Parameters:

property - simple integer property definition

Returns:

property value as a Integer, or null if the property is not set, or not a valid Integer

Since:

Apache Tika 0.8

getDate

public Date getDate(Property property)

Returns the value of the identified Date based metadata property.

Parameters:

property - simple date property definition

Returns:

property value as a Date, or null if the property is not set, or not a valid Date

Since:

Apache Tika 0.8

getValues

public String[] getValues(String name)

Get the values associated to a metadata name.

Parameters:

name - of the metadata.

Returns:

the values associated to a metadata name.

add

public void add(String name,
                String value)

Add a metadata name/value mapping. Add the specified value to the list of values associated to the specified metadata name.

Parameters:

name - the metadata name.

value - the metadata value.

setAll

public void setAll(Properties properties)

Copy All key-value pairs from properties.

Parameters:

properties - properties to copy from

set

public void set(String name,
                String value)

Set metadata name/value. Associate the specified value to the specified metadata name. If some previous values were associated to this name, they are removed.

Parameters:

name - the metadata name.

value - the metadata value.

set

public void set(Property property,
                String value)

Sets the value of the identified metadata property.

Parameters:

property - property definition

value - property value

Since:

Apache Tika 0.7

set

public void set(Property property,
                int value)

Sets the integer value of the identified metadata property.

Parameters:

property - simple integer property definition

value - property value

Since:

Apache Tika 0.8

set

public void set(Property property,
                double value)

Sets the real or rational value of the identified metadata property.

Parameters:

property - simple real or simple rational property definition

value - property value

Since:

Apache Tika 0.8

set

public void set(Property property,
                Date date)

Sets the date value of the identified metadata property.

Parameters:

property - simple integer property definition

date - property value

Since:

Apache Tika 0.8

remove

public void remove(String name)

Remove a metadata and all its associated values.

Parameters:

name - metadata name to remove

size

public int size()

Returns the number of metadata names in this metadata.

Returns:

number of metadata names

equals

public boolean equals(Object o)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object