Package org.nuxeo.binary.metadata.internals

Class ExifToolProcessor

java.lang.Object

org.nuxeo.binary.metadata.internals.ExifToolProcessor

All Implemented Interfaces:

BinaryMetadataProcessor

public class ExifToolProcessor
extends Object
implements BinaryMetadataProcessor

Since:

7.1

Field Summary

Fields

Modifier and Type	Field	Description
protected static final String	COMMAND_NOT_AVAILABLE
protected static final String	COMMAND_NOT_EXECUTABLE_NULL_BLOB
protected final com.fasterxml.jackson.databind.ObjectMapper	jacksonMapper
protected static final Pattern	VALID_EXT

Constructor Summary

Constructors

Constructor	Description
ExifToolProcessor()

Method Summary

Modifier and Type	Method	Description
protected List<String>	getCommandTags(List<String> metadataList)
protected List<String>	getCommandTags(Map<String,Object> metadataMap)
protected Blob	getTemporaryBlob(Blob blob)	Gets a new blob on a temporary file which is a copy of the blob's.
protected CloseableFile	getTemporaryFile(Blob blob)	We don't want to rely on Blob.getCloseableFile() because it may return the original and we always want a temporary one to be sure we have a clean filename to pass.
protected void	parseDates(Map<String,Object> resultMap)
protected Map<String,Object>	readMetadata(String command, Blob blob, List<String> metadata)
protected Map<String,Object>	readMetadata(String command, Blob blob, List<String> metadata, boolean ignorePrefix)	Deprecated. since 11.5, use readMetadata(String, Blob, List) instead
Map<String,Object>	readMetadata(Blob blob, boolean ignorePrefix)	Read all metadata from a given blob.
Map<String,Object>	readMetadata(Blob blob, List<String> metadata, boolean ignorePrefix)	Read from a given blob given metadata map.
protected Map<String,Object>	returnResultMap(ExecResult er)
Blob	writeMetadata(Blob blob, Map<String,Object> metadata, boolean ignorePrefix)	Write given metadata into given blob.

Methods inherited from class java.lang.Object

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

Field Details

COMMAND_NOT_AVAILABLE

protected static final String COMMAND_NOT_AVAILABLE

See Also:

• Constant Field Values

COMMAND_NOT_EXECUTABLE_NULL_BLOB

protected static final String COMMAND_NOT_EXECUTABLE_NULL_BLOB

See Also:

• Constant Field Values

jacksonMapper

protected final com.fasterxml.jackson.databind.ObjectMapper jacksonMapper

VALID_EXT

protected static final Pattern VALID_EXT

Constructor Details

ExifToolProcessor

public ExifToolProcessor()

Method Details

writeMetadata

public Blob writeMetadata(Blob blob,
 Map<String,Object> metadata,
 boolean ignorePrefix)

Description copied from interface: BinaryMetadataProcessor

Write given metadata into given blob. Since 7.3 ignorePrefix is added.

Specified by:

writeMetadata in interface BinaryMetadataProcessor

Parameters:

blob - Blob to write.

metadata - Metadata to inject.

Returns:

the updated blob, or null if there was an error (since 7.4)

readMetadata

@Deprecated(since="11.5")
protected Map<String,Object> readMetadata(String command,
 Blob blob,
 List<String> metadata,
 boolean ignorePrefix)

Deprecated.

since 11.5, use readMetadata(String, Blob, List) instead

readMetadata

protected Map<String,Object> readMetadata(String command,
 Blob blob,
 List<String> metadata)

Since:

11.5

readMetadata

public Map<String,Object> readMetadata(Blob blob,
 List<String> metadata,
 boolean ignorePrefix)

Description copied from interface: BinaryMetadataProcessor

Read from a given blob given metadata map. Since 7.3 ignorePrefix is added.

Specified by:

readMetadata in interface BinaryMetadataProcessor

Parameters:

blob - Blob to read.

metadata - Metadata to extract.

Returns:

Metadata map.

readMetadata

public Map<String,Object> readMetadata(Blob blob,
 boolean ignorePrefix)

Description copied from interface: BinaryMetadataProcessor

Read all metadata from a given blob. Since 7.3 ignorePrefix is added.

Specified by:

readMetadata in interface BinaryMetadataProcessor

Parameters:

blob - Blob to read.

Returns:

Metadata map.

returnResultMap

protected Map<String,Object> returnResultMap(ExecResult er)
                                      throws IOException

Throws:

IOException

parseDates

protected void parseDates(Map<String,Object> resultMap)

Since:

7.4

getCommandTags

protected List<String> getCommandTags(List<String> metadataList)

getCommandTags

protected List<String> getCommandTags(Map<String,Object> metadataMap)

getTemporaryFile

protected CloseableFile getTemporaryFile(Blob blob)
                                  throws IOException

We don't want to rely on Blob.getCloseableFile() because it may return the original and we always want a temporary one to be sure we have a clean filename to pass.

Throws:

IOException

Since:

7.4

getTemporaryBlob

protected Blob getTemporaryBlob(Blob blob)
                         throws IOException

Gets a new blob on a temporary file which is a copy of the blob's.

Throws:

IOException

Since:

7.4