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/*
* Copyright 1999-2006 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* $Id$ */
package org.apache.fop.pdf;
import java.util.Date;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
/**
* class representing an /Info object
*/
public class PDFInfo extends PDFObject {
/**
* the application producing the PDF
*/
private String producer;
private String title = null;
private String author = null;
private String subject = null;
private String keywords = null;
private Date creationDate = null;
private Date modDate = null;
/**
* the name of the application that created the
* original document before converting to PDF
*/
private String creator;
/** @return the producer of the document or null if not set */
public String getProducer() {
return this.producer;
}
/**
* set the producer string
*
* @param producer the producer string
*/
public void setProducer(String producer) {
this.producer = producer;
}
/** @return the creator of the document or null if not set */
public String getCreator() {
return this.creator;
}
/**
* set the creator string
*
* @param creator the document creator
*/
public void setCreator(String creator) {
this.creator = creator;
}
/** @return the title string */
public String getTitle() {
return this.title;
}
/**
* set the title string
*
* @param t the document title
*/
public void setTitle(String t) {
this.title = t;
}
/** @return the author of the document or null if not set */
public String getAuthor() {
return this.author;
}
/**
* set the author string
*
* @param a the document author
*/
public void setAuthor(String a) {
this.author = a;
}
/** @return the subject of the document or null if not set */
public String getSubject() {
return this.subject;
}
/**
* set the subject string
*
* @param s the document subject
*/
public void setSubject(String s) {
this.subject = s;
}
/** @return the keywords for the document or null if not set */
public String getKeywords() {
return this.keywords;
}
/**
* set the keywords string
*
* @param k the keywords for this document
*/
public void setKeywords(String k) {
this.keywords = k;
}
/**
* @return last set creation date
*/
public Date getCreationDate() {
return creationDate;
}
/**
* @param date Date to store in the PDF as creation date. Use null to force current system date.
*/
public void setCreationDate(Date date) {
creationDate = date;
}
/** @return last modification date
*/
public Date getModDate() {
return this.modDate;
}
/**
* Sets the date of the last modification.
* @param date the last modification date or null if there are no modifications
*/
public void setModDate(Date date) {
this.modDate = date;
}
/**
* @see org.apache.fop.pdf.PDFObject#toPDF()
*/
public byte[] toPDF() {
PDFProfile profile = getDocumentSafely().getProfile();
ByteArrayOutputStream bout = new ByteArrayOutputStream(128);
try {
bout.write(encode(getObjectID()));
bout.write(encode("<<\n"));
if (title != null && title.length() > 0) {
bout.write(encode("/Title "));
bout.write(encodeText(this.title));
bout.write(encode("\n"));
} else {
profile.verifyTitleAbsent();
}
if (author != null) {
bout.write(encode("/Author "));
bout.write(encodeText(this.author));
bout.write(encode("\n"));
}
if (subject != null) {
bout.write(encode("/Subject "));
bout.write(encodeText(this.subject));
bout.write(encode("\n"));
}
if (keywords != null) {
bout.write(encode("/Keywords "));
bout.write(encodeText(this.keywords));
bout.write(encode("\n"));
}
if (creator != null) {
bout.write(encode("/Creator "));
bout.write(encodeText(this.creator));
bout.write(encode("\n"));
}
bout.write(encode("/Producer "));
bout.write(encodeText(this.producer));
bout.write(encode("\n"));
// creation date in form (D:YYYYMMDDHHmmSSOHH'mm')
if (creationDate == null) {
creationDate = new Date();
}
bout.write(encode("/CreationDate "));
bout.write(encodeString(formatDateTime(creationDate)));
bout.write(encode("\n"));
if (profile.isModDateRequired() && this.modDate == null) {
this.modDate = this.creationDate;
}
if (this.modDate != null) {
bout.write(encode("/ModDate "));
bout.write(encodeString(formatDateTime(modDate)));
bout.write(encode("\n"));
}
if (profile.isPDFXActive()) {
bout.write(encode("/GTS_PDFXVersion "));
bout.write(encodeString(profile.getPDFXMode().getName()));
bout.write(encode("\n"));
}
if (profile.isTrappedEntryRequired()) {
bout.write(encode("/Trapped /False\n"));
}
bout.write(encode(">>\nendobj\n"));
} catch (IOException ioe) {
log.error("Ignored I/O exception", ioe);
}
return bout.toByteArray();
}
}
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