public PDDocumentInformation() 
{
        info = new COSDictionary();
}

Default Constructor.

 public PDDocumentInformation(COSDictionary dic) 
{
        info = dic;
}

Constructor that is used for a preexisting dictionary.

Parameters:

dic - The underlying dictionary.

 public String getAuthor() 
{
        return info.getString( AUTHOR );
}

This will get the author of the document. This will return null if no author exists.

 public COSBase getCOSObject() 
{
        return info;
}

Convert this standard java object to a COS object.

 public Calendar getCreationDate() throws IOException 
{
        return info.getDate( CREATION_DATE );
}

This will get the creation date of the document. This will return null if no creation date exists.

 public String getCreator() 
{
        return info.getString( CREATOR );
}

This will get the creator of the document. This will return null if no creator exists.

 public String getCustomMetadataValue(String fieldName) 
{
        return info.getString( fieldName );
}

This will get the value of a custom metadata information field for the document. This will return null if one is not found.

 public COSDictionary getDictionary() 
{
        return info;
}

This will get the underlying dictionary that this object wraps.

 public String getKeywords() 
{
        return info.getString( KEYWORDS );
}

This will get the keywords of the document. This will return null if no keywords exists.

 public Calendar getModificationDate() throws IOException 
{
        return info.getDate( MODIFICATION_DATE );
}

This will get the modification date of the document. This will return null if no modification date exists.

 public String getProducer() 
{
        return info.getString( PRODUCER );
}

This will get the producer of the document. This will return null if no producer exists.

 public String getSubject() 
{
        return info.getString( SUBJECT );
}

This will get the subject of the document. This will return null if no subject exists.

 public String getTitle() 
{
        return info.getString( TITLE );
}

This will get the title of the document. This will return null if no title exists.

 public String getTrapped() 
{
        return info.getNameAsString( TRAPPED );
}

This will get the trapped value for the document. This will return null if one is not found.

 public  void setAuthor(String author) 
{
        info.setString( AUTHOR, author );
}

This will set the author of the document.

 public  void setCreationDate(Calendar date) 
{
        info.setDate( CREATION_DATE, date );
}

This will set the creation date of the document.

 public  void setCreator(String creator) 
{
        info.setString( CREATOR, creator );
}

This will set the creator of the document.

 public  void setCustomMetadataValue(String fieldName,
    String fieldValue) 
{
        info.setString( fieldName, fieldValue );
}

Set the custom metadata value.

 public  void setKeywords(String keywords) 
{
        info.setString( KEYWORDS, keywords );
}

This will set the keywords of the document.

 public  void setModificationDate(Calendar date) 
{
        info.setDate( MODIFICATION_DATE, date );
}

This will set the modification date of the document.

 public  void setProducer(String producer) 
{
        info.setString( PRODUCER, producer );
}

This will set the producer of the document.

 public  void setSubject(String subject) 
{
        info.setString( SUBJECT, subject );
}

This will set the subject of the document.

 public  void setTitle(String title) 
{
        info.setString( TITLE, title );
}

This will set the title of the document.

 public  void setTrapped(String value) 
{
        if( value != null &&
            !value.equals( "True" ) &&
            !value.equals( "False" ) &&
            !value.equals( "Unknown" ) )
        {
            throw new RuntimeException( "Valid values for trapped are " +
                                        "'True', 'False', or 'Unknown'" );
        }
        info.setName( TRAPPED, value );
}

This will set the trapped of the document. This will be 'True', 'False', or 'Unknown'.