com.drew.metadata.eps

Class EpsReader

java.lang.Object

com.drew.metadata.eps.EpsReader

public class EpsReader
extends Object

Reads file passed in through SequentialReader and parses encountered data:

• Basic EPS Comments
• EXIF
• Photoshop
• IPTC
• ICC Profile
• XMP

EPS comments are retrieved from EPS directory. Photoshop, ICC Profile, and XMP processing is passed to their respective reader.

EPS Constraints (Source: https://www-cdf.fnal.gov/offline/PostScript/5001.PDF pg.18):

• Max line length is 255 characters
• Lines end with a CR(0xD) or LF(0xA) character (or both, in practice)
• ':' separates keywords (considered part of the keyword)
• Whitespace is either a space(0x20) or tab(0x9)
• If there is more than one header, the 1st is truth

Author:

Payton Garland

Constructor Summary

Constructors

Constructor and Description
EpsReader()

Method Summary

Modifier and Type	Method and Description
void	extract(InputStream inputStream, Metadata metadata) Filter method that determines if file will contain an EPS Header.

Methods inherited from class java.lang.Object

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

Constructor Detail

EpsReader

public EpsReader()

Method Detail

extract

public void extract(InputStream inputStream,
                    Metadata metadata)
             throws IOException

Filter method that determines if file will contain an EPS Header. If it does, it will read the necessary data and then set the position to the beginning of the PostScript data. If it does not, the position will not be changed. After both scenarios, the main extract method is called.

Parameters:

inputStream - InputStream containing file

metadata - Metadata to add directory to and extracted data

Throws:

IOException