/**
* Copyright 2010 JBoss Inc
*
* 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.
*/
package org.drools.verifier.doc;
import java.io.OutputStream;
import java.text.Format;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import org.drools.verifier.misc.DrlPackageParser;
import org.drools.verifier.misc.DrlRuleParser;
import com.lowagie.text.Document;
import com.lowagie.text.DocumentException;
import com.lowagie.text.HeaderFooter;
import com.lowagie.text.Phrase;
import com.lowagie.text.pdf.PdfWriter;
/**
*
* @author Toni Rikkola
*
*/
public class DroolsDocsBuilder {
protected final String currentDate = getFormatter().format( new Date() );
protected static Format getFormatter() {
return new SimpleDateFormat( getDateFormatMask() );
}
private final DrlPackageParser packageData;
public DroolsDocsBuilder(String packageDrl) throws ParseException {
this.packageData = DrlPackageParser.findPackageDataFromDrl( packageDrl );
}
protected DroolsDocsBuilder(DrlPackageParser packageData) {
this.packageData = packageData;
}
public static DroolsDocsBuilder getInstance(String packageDrl) throws ParseException {
return new DroolsDocsBuilder( packageDrl );
}
public static DroolsDocsBuilder getInstance(DrlPackageParser packageData) {
return new DroolsDocsBuilder( packageData );
}
public void writePDF(OutputStream out) {
// TODO: Use i18n!
Document document = new Document();
try {
PdfWriter.getInstance( document,
out );
HeaderFooter footer = DroolsDocsComponentFactory.createFooter( packageData.getName() );
document.setFooter( footer );
document.addTitle( packageData.getName().toUpperCase() );
document.open();
// First page, documentation info.
DroolsDocsComponentFactory.createFirstPage( document,
currentDate,
packageData );
document.newPage();
// List index of the rules
document.add( new Phrase( "Table of Contents" ) );
document.add( DroolsDocsComponentFactory.createContents( packageData.getRules() ) );
document.newPage();
for ( DrlRuleParser ruleData : packageData.getRules() ) {
DroolsDocsComponentFactory.newRulePage( document,
packageData.getName(),
ruleData );
}
} catch ( DocumentException de ) {
System.err.println( de.getMessage() );
}
document.close();
}
public static String getDateFormatMask() {
String fmt = System.getProperty( "drools.dateformat" );
if ( fmt == null ) {
fmt = "dd-MMM-yyyy";
}
return fmt;
}
}