com.itextpdf.kernel.pdf.collection.PdfCollectionItem Maven / Gradle / Ivy
/*
This file is part of the iText (R) project.
Copyright (c) 1998-2023 Apryse Group NV
Authors: Apryse Software.
This program is offered under a commercial and under the AGPL license.
For commercial licensing, contact us at https://itextpdf.com/sales. For AGPL licensing, see below.
AGPL licensing:
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see .
*/
package com.itextpdf.kernel.pdf.collection;
import com.itextpdf.kernel.exceptions.PdfException;
import com.itextpdf.kernel.exceptions.KernelExceptionMessageConstant;
import com.itextpdf.kernel.pdf.PdfDate;
import com.itextpdf.kernel.pdf.PdfDictionary;
import com.itextpdf.kernel.pdf.PdfName;
import com.itextpdf.kernel.pdf.PdfNumber;
import com.itextpdf.kernel.pdf.PdfObject;
import com.itextpdf.kernel.pdf.PdfObjectWrapper;
import com.itextpdf.kernel.pdf.PdfString;
public class PdfCollectionItem extends PdfObjectWrapper {
private PdfCollectionSchema schema;
public PdfCollectionItem(PdfCollectionSchema schema) {
super(new PdfDictionary());
this.schema = schema;
}
/**
* Sets the value of the collection item.
*
* @param key is a key with which the specified value is to be associated
* @param value is a value to be associated with the specified key
* @return this instance to support fluent interface
*/
public PdfCollectionItem addItem(String key, String value) {
PdfCollectionField field = schema.getField(key);
getPdfObject().put(new PdfName(key), field.getValue(value));
return this;
}
/**
* Sets the date value of the collection item.
*
* @param key is a key with which the specified date value is to be associated
* @param date is a {@link PdfDate PDF date} value to be associated with the specified key
*/
public void addItem(String key, PdfDate date) {
PdfCollectionField field = schema.getField(key);
if (field.subType == PdfCollectionField.DATE) {
getPdfObject().put(new PdfName(key), date.getPdfObject());
}
}
/**
* Sets the number value of the collection item.
*
* @param key is a key with which the specified number value is to be associated
* @param number is a {@link PdfNumber PDF number} value to be associated with the specified key
*/
public void addItem(String key, PdfNumber number) {
PdfCollectionField field = schema.getField(key);
if (field.subType == PdfCollectionField.NUMBER) {
getPdfObject().put(new PdfName(key), number);
}
}
/**
* Adds a prefix for the Collection item.
* You can only use this method after you have set the value of the item.
*
* @param key is a key identifying the Collection item
* @param prefix is a prefix to be added
* @return this instance to support fluent interface
*/
public PdfCollectionItem setPrefix(String key, String prefix) {
PdfName fieldName = new PdfName(key);
PdfObject obj = getPdfObject().get(fieldName);
if (obj == null) {
throw new PdfException(KernelExceptionMessageConstant.YOU_MUST_SET_A_VALUE_BEFORE_ADDING_A_PREFIX);
}
PdfDictionary subItem = new PdfDictionary();
subItem.put(PdfName.D, obj);
subItem.put(PdfName.P, new PdfString(prefix));
getPdfObject().put(fieldName, subItem);
return this;
}
@Override
protected boolean isWrappedObjectMustBeIndirect() {
return false;
}
}