Metadata (Apache Tika 2.6.0 API)

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

All Implemented Interfaces:

Serializable, ClimateForcast, CreativeCommons, Geographic, HttpHeaders, Message, TIFF, TikaMimeKeys

Direct Known Subclasses:

XMPMetadata
```
public class Metadata
extends Object
implements CreativeCommons, Geographic, HttpHeaders, Message, ClimateForcast, TIFF, 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.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, LOCATION
- Fields inherited from interface org.apache.tika.metadata.Message
  MESSAGE_BCC, MESSAGE_BCC_DISPLAY_NAME, MESSAGE_BCC_EMAIL, MESSAGE_BCC_NAME, MESSAGE_CC, MESSAGE_CC_DISPLAY_NAME, MESSAGE_CC_EMAIL, MESSAGE_CC_NAME, MESSAGE_FROM, MESSAGE_FROM_EMAIL, MESSAGE_FROM_NAME, MESSAGE_PREFIX, MESSAGE_RAW_HEADER_PREFIX, MESSAGE_RECIPIENT_ADDRESS, MESSAGE_TO, MESSAGE_TO_DISPLAY_NAME, MESSAGE_TO_EMAIL, MESSAGE_TO_NAME, MULTIPART_BOUNDARY, MULTIPART_SUBTYPE
- 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, EXIF_PAGE_COUNT, 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.TikaMimeKeys
  MIME_TYPE_MAGIC, TIKA_MIME_FILE

Constructor Summary

Constructors
Constructor and Description

Metadata()
Constructs a new, empty metadata.

Constructors
Constructor and Description
`Metadata()` Constructs a new, empty metadata.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`add(Property property, Calendar date)` Adds the date value of the identified metadata property.
`void`	`add(Property property, int value)` Adds the integer value of the identified metadata property.
`void`	`add(Property property, String value)` Add a metadata property/value mapping.
`void`	`add(String name, String value)` Add a metadata name/value mapping.
`protected void`	`add(String name, String[] newValues)` 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.
`int[]`	`getIntValues(Property property)` Gets the array of ints of the identified "seq" integer metadata property.
`String[]`	`getValues(Property property)` Get the values associated to a metadata name.
`String[]`	`getValues(String name)` Get the values associated to a metadata name.
`int`	`hashCode()`
`boolean`	`isMultiValued(Property property)` Returns true if named value is multivalued.
`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, boolean value)` Sets the integer value of the identified metadata property.
`void`	`set(Property property, Calendar date)` Sets the date value of the identified metadata property.
`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, long 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(Property property, String[] values)` Sets the values of the identified metadata property.
`void`	`set(String name, String value)` Set metadata name/value.
`protected void`	`set(String name, String[] values)`
`void`	`setAll(Properties properties)` Copy All key-value pairs from properties.
`void`	`setMetadataWriteFilter(MetadataWriteFilter writeFilter)` Sets the writeFilter that is called before `set(String, String)` `set(String, String[])`, `add(String, String)`, `add(String, String[])`.
`int`	`size()` Returns the number of metadata names in this metadata.
`String`	`toString()`

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - Metadata
```
public Metadata()
```
    Constructs a new, empty metadata.
- Method Detail
  - isMultiValued
```
public boolean isMultiValued(Property property)
```
    Returns true if named value is multivalued.
    
    Parameters:
    
    property - metadata property
    
    Returns:
    
    true is named value is multivalued, false if single value or null
  - 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.
  - setMetadataWriteFilter
```
public void setMetadataWriteFilter(MetadataWriteFilter writeFilter)
```
    Sets the writeFilter that is called before set(String, String) set(String, String[]), add(String, String), add(String, String[]). The default is ACCEPT_ALL. This is intended for expert use only. Some parsers rely on metadata during the parse, and if the metadata they need is excluded, they will not function properly.
    
    Parameters:
    
    writeFilter -
    
    Since:
    
    2.4.0
  - 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(Property property)
```
    Get the values associated to a metadata name.
    
    Parameters:
    
    property - of the metadata.
    
    Returns:
    
    the values associated to a metadata name.
  - 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.
  - add
```
protected void add(String name,
                   String[] newValues)
```
    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.
    
    newValues - the metadata values
  - add
```
public void add(Property property,
                String value)
```
    Add a metadata property/value mapping. Add the specified value to the list of values associated to the specified metadata property.
    
    Parameters:
    
    property - the metadata property.
    
    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. If the given value is null, then the metadata entry is removed.
    
    Parameters:
    
    name - the metadata name.
    
    value - the metadata value, or null
  - set
```
protected void set(String name,
                   String[] values)
```
  - 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,
                String[] values)
```
    Sets the values of the identified metadata property.
    
    Parameters:
    
    property - property definition
    
    values - property values
    
    Since:
    
    Apache Tika 1.2
  - 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,
                long 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,
                boolean value)
```
    Sets the integer value of the identified metadata property.
    
    Parameters:
    
    property - simple integer property definition
    
    value - property value
    
    Since:
    
    Apache Tika 2.1.1
  - add
```
public void add(Property property,
                int value)
```
    Adds the integer value of the identified metadata property.
    
    Parameters:
    
    property - seq integer property definition
    
    value - property value
    
    Since:
    
    Apache Tika 1.21
  - getIntValues
```
public int[] getIntValues(Property property)
```
    Gets the array of ints of the identified "seq" integer metadata property.
    
    Parameters:
    
    property - seq integer property definition
    
    Returns:
    
    array of ints
    
    Since:
    
    Apache Tika 1.21
  - 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
  - set
```
public void set(Property property,
                Calendar date)
```
    Sets the date value of the identified metadata property.
    
    Parameters:
    
    property - simple integer property definition
    
    date - property value
    
    Since:
    
    Apache Tika 0.8
  - add
```
public void add(Property property,
                Calendar date)
```
    Adds the date value of the identified metadata property.
    
    Parameters:
    
    property - simple calendar property definition
    
    date - property value
    
    Since:
    
    Apache Tika 2.5.0
  - 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
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - equals
```
public boolean equals(Object o)
```
    Overrides:
    
    equals in class Object
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object

Class Metadata

Field Summary

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

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

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

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

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

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

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

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

Metadata

Method Detail

isMultiValued

isMultiValued

names

get

setMetadataWriteFilter

get

getInt

getDate

getValues

getValues

add

add

add

setAll

set

set

set

set

set

set

set

add

getIntValues

set

set

set

add

remove

size

hashCode

equals

toString