net.sf.jasperreports.engine.util.xml.JRXmlDocumentProducer Maven / Gradle / Ivy
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2016 TIBCO Software Inc. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* JasperReports 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with JasperReports. If not, see .
*/
package net.sf.jasperreports.engine.util.xml;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.util.JRXmlUtils;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.xml.sax.SAXException;
/**
* Produces a org.w3c.dom.Document
based on a java.io.File
, java.io.InputStream
or a java.lang.String
uri
*
* @author Narcis Marcu ([email protected])
*/
public class JRXmlDocumentProducer {
public static final String EXCEPTION_MESSAGE_KEY_DOCUMENT_BUILDER_CREATION_FAILURE = "util.xml.document.builder.creation.failure";
private File file;
private InputStream inputStream;
private String uri;
private DocumentBuilderFactory documentBuilderFactory;
public JRXmlDocumentProducer() {
}
public JRXmlDocumentProducer(File file) {
this.file = file;
}
public JRXmlDocumentProducer(InputStream inputStream) {
this.inputStream = inputStream;
}
public JRXmlDocumentProducer(String uri) {
this.uri = uri;
}
public DocumentBuilderFactory getDocumentBuilderFactory() {
return documentBuilderFactory;
}
public void setDocumentBuilderFactory(DocumentBuilderFactory documentBuilderFactory) {
this.documentBuilderFactory = documentBuilderFactory;
}
public void setFile(File file) {
this.file = file;
}
public void setInputStream(InputStream inputStream) {
this.inputStream = inputStream;
}
public void setUri(String uri) {
this.uri = uri;
}
public Document getDocument() throws JRException {
try {
if (file != null) {
return getDocumentBuilder().parse(file);
} else if (inputStream != null ) {
return getDocumentBuilder().parse(inputStream);
} else if (uri != null) {
return getDocumentBuilder().parse(uri);
}
} catch (SAXException e) {
throw
new JRException(
JRXmlUtils.EXCEPTION_MESSAGE_KEY_DOCUMENT_PARSING_FAILURE,
null,
e);
} catch (IOException e) {
throw
new JRException(
JRXmlUtils.EXCEPTION_MESSAGE_KEY_DOCUMENT_PARSING_FAILURE,
null,
e);
}
return null;
}
public Document getDocument(Node sourceNode) throws JRException {
Document doc = getDocumentBuilder().newDocument();
Node source;
if (sourceNode.getNodeType() == Node.DOCUMENT_NODE) {
source = ((Document) sourceNode).getDocumentElement();
} else {
source = sourceNode;
}
Node node = doc.importNode(source, true);
doc.appendChild(node);
return doc;
}
protected DocumentBuilder getDocumentBuilder() throws JRException {
try{
if (documentBuilderFactory != null) {
return documentBuilderFactory.newDocumentBuilder();
} else {
return JRXmlUtils.createDocumentBuilder();
}
} catch (ParserConfigurationException e)
{
throw
new JRException(
EXCEPTION_MESSAGE_KEY_DOCUMENT_BUILDER_CREATION_FAILURE,
null,
e);
}
}
}