com.lowagie.text.pdf.internal

Class PdfVersionImp

java.lang.Object

com.lowagie.text.pdf.internal.PdfVersionImp

All Implemented Interfaces:

PdfVersion

public class PdfVersionImp
extends Object
implements PdfVersion

Stores the PDF version information, knows how to write a PDF Header, and how to add the version to the catalog (if necessary).

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	appendmode Indicates if we are working in append mode.
protected PdfName	catalog_version The version that will be written to the catalog.
protected PdfDictionary	extensions The extensions dictionary.
static byte[][]	HEADER Contains different strings that are part of the header.
protected char	header_version The version that was or will be written to the header.
protected boolean	headerWasWritten Indicates if the header was already written.

Constructor Summary

Constructors

Constructor and Description
PdfVersionImp()

Method Summary

Modifier and Type	Method and Description
void	addDeveloperExtension(PdfDeveloperExtension de) Adds a developer extension to the Extensions dictionary in the Catalog.
void	addToCatalog(PdfDictionary catalog) Adds the version to the Catalog dictionary.
byte[]	getVersionAsByteArray(char version) Returns the version as a byte[].
PdfName	getVersionAsName(char version) Returns the PDF version as a name.
void	setAppendmode(boolean appendmode) Sets the append mode.
void	setAtLeastPdfVersion(char version) If the PDF Header hasn't been written yet, this changes the version as it will appear in the PDF Header, but only if the parameter refers to a higher version.
void	setPdfVersion(char version) If the PDF Header hasn't been written yet, this changes the version as it will appear in the PDF Header.
void	setPdfVersion(PdfName version) Sets the PDF version as it will appear in the Catalog.
void	writeHeader(OutputStreamCounter os) Writes the header to the OutputStreamCounter.

Methods inherited from class java.lang.Object

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

Field Detail

HEADER

public static final byte[][] HEADER

Contains different strings that are part of the header.

headerWasWritten

protected boolean headerWasWritten

Indicates if the header was already written.

appendmode

protected boolean appendmode

Indicates if we are working in append mode.

header_version

protected char header_version

The version that was or will be written to the header.

catalog_version

protected PdfName catalog_version

The version that will be written to the catalog.

extensions

protected PdfDictionary extensions

The extensions dictionary.

Since:

2.1.6

Constructor Detail

PdfVersionImp

public PdfVersionImp()

Method Detail

setPdfVersion

public void setPdfVersion(char version)

Description copied from interface: PdfVersion

If the PDF Header hasn't been written yet, this changes the version as it will appear in the PDF Header. If the PDF header was already written to the OutputStream, this changes the version as it will appear in the Catalog.

Specified by:

setPdfVersion in interface PdfVersion

Parameters:

version - a character representing the PDF version

See Also:

PdfVersion.setPdfVersion(char)

setAtLeastPdfVersion

public void setAtLeastPdfVersion(char version)

Description copied from interface: PdfVersion

If the PDF Header hasn't been written yet, this changes the version as it will appear in the PDF Header, but only if the parameter refers to a higher version. If the PDF header was already written to the OutputStream, this changes the version as it will appear in the Catalog.

Specified by:

setAtLeastPdfVersion in interface PdfVersion

Parameters:

version - a character representing the PDF version

See Also:

PdfVersion.setAtLeastPdfVersion(char)

setPdfVersion

public void setPdfVersion(PdfName version)

Description copied from interface: PdfVersion

Sets the PDF version as it will appear in the Catalog. Note that this only has effect if you use a later version than the one that appears in the header; this method ignores the parameter if you try to set a lower version.

Specified by:

setPdfVersion in interface PdfVersion

Parameters:

version - the PDF name that will be used for the Version key in the catalog

See Also:

PdfVersion.setPdfVersion(com.lowagie.text.pdf.PdfName)

setAppendmode

public void setAppendmode(boolean appendmode)

Sets the append mode.

writeHeader

public void writeHeader(OutputStreamCounter os)
                 throws IOException

Writes the header to the OutputStreamCounter.

Throws:

IOException

getVersionAsName

public PdfName getVersionAsName(char version)

Returns the PDF version as a name.

Parameters:

version - the version character.

getVersionAsByteArray

public byte[] getVersionAsByteArray(char version)

Returns the version as a byte[].

Parameters:

version - the version character

addToCatalog

public void addToCatalog(PdfDictionary catalog)

Adds the version to the Catalog dictionary.

addDeveloperExtension

public void addDeveloperExtension(PdfDeveloperExtension de)

Description copied from interface: PdfVersion

Adds a developer extension to the Extensions dictionary in the Catalog.

Specified by:

addDeveloperExtension in interface PdfVersion

Parameters:

de - an object that contains the extensions prefix and dictionary

Since:

2.1.6

See Also:

PdfVersion.addDeveloperExtension(com.lowagie.text.pdf.PdfDeveloperExtension)