Module org.sejda.sambox

Package org.sejda.sambox.util

Class SpecVersionUtils

java.lang.Object

org.sejda.sambox.util.SpecVersionUtils

public class SpecVersionUtils
extends Object

Utility class with pdf spec versions related methods and constants

Author:

Andrea Vacondio

Field Summary

Fields

Modifier and Type	Field	Description
static final String	PDF_HEADER
static final String	V1_0
static final String	V1_1
static final String	V1_2
static final String	V1_3
static final String	V1_4
static final String	V1_5
static final String	V1_6
static final String	V1_7
static final String	V2_0

Method Summary

Modifier and Type	Method	Description
static boolean	isAtLeast(String version, String atLeast)
static String	parseHeaderString(String header)	Parses a conforming file header string or returning the version (ex.

Methods inherited from class java.lang.Object

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

Field Details

PDF_HEADER

public static final String PDF_HEADER

See Also:

• Constant Field Values

V1_0

public static final String V1_0

See Also:

• Constant Field Values

V1_1

public static final String V1_1

See Also:

• Constant Field Values

V1_2

public static final String V1_2

See Also:

• Constant Field Values

V1_3

public static final String V1_3

See Also:

• Constant Field Values

V1_4

public static final String V1_4

See Also:

• Constant Field Values

V1_5

public static final String V1_5

See Also:

• Constant Field Values

V1_6

public static final String V1_6

See Also:

• Constant Field Values

V1_7

public static final String V1_7

See Also:

• Constant Field Values

V2_0

public static final String V2_0

See Also:

• Constant Field Values

Method Details

parseHeaderString

public static String parseHeaderString(String header)

Parses a conforming file header string or returning the version (ex. "1.4") found. File header is defined in Chap 7.5.2 of PDF 32000-1:2008

Parameters:

header -

Returns:

the parsed version (ex. "1.4")

Throws:

IOException - if the string is not a valid header

isAtLeast

public static boolean isAtLeast(String version,
 String atLeast)

Parameters:

version - the version to compare

atLeast - min version to return true (ex. "1.5")

Returns:

true if the given pdf spec version is at least as high as the given atLeast version