/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2009 Jaspersoft Corporation. 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 <http://www.gnu.org/licenses/>.
*/
package net.sf.jasperreports.components.barcode4j;
import net.sf.jasperreports.engine.JRExpression;
import net.sf.jasperreports.engine.design.JRVerifier;
import net.sf.jasperreports.engine.type.EvaluationTimeEnum;
import org.krysalis.barcode4j.BaselineAlignment;
import org.krysalis.barcode4j.ChecksumMode;
import org.krysalis.barcode4j.HumanReadablePlacement;
import org.krysalis.barcode4j.impl.datamatrix.SymbolShapeHint;
/**
*
* @author Lucian Chirita (lucianc@users.sourceforge.net)
* @version $Id: BarcodeVerifier.java 3505 2010-03-04 14:08:05Z teodord $
*/
public class BarcodeVerifier implements BarcodeVisitor
{
private final JRVerifier verifier;
public BarcodeVerifier(JRVerifier verifier)
{
this.verifier = verifier;
}
protected void verifyBarcode(BarcodeComponent barcode)
{
JRExpression codeExpression = barcode.getCodeExpression();
if (codeExpression == null)
{
verifier.addBrokenRule("Barcode expression is null", barcode);
}
else
{
String valueClass = codeExpression.getValueClassName();
if (valueClass == null)
{
verifier.addBrokenRule("Barcode expression value class not set", codeExpression);
}
else if (!"java.lang.String".equals(valueClass))
{
verifier.addBrokenRule("Class " + valueClass
+ " not supported for barcode expression. Use java.lang.String instead.",
codeExpression);
}
}
JRExpression patternExpression = barcode.getPatternExpression();
if (patternExpression != null)
{
String valueClass = patternExpression.getValueClassName();
if (valueClass == null)
{
verifier.addBrokenRule("Barcode pattern expression value class not set",
patternExpression);
}
else if (!"java.lang.String".equals(valueClass))
{
verifier.addBrokenRule("Class " + valueClass
+ " not supported for barcode pattern expression. Use java.lang.String instead.",
patternExpression);
}
}
verifyTextPosition(barcode);
verifyOrientation(barcode);
EvaluationTimeEnum evaluationTime = barcode.getEvaluationTimeValue();
if (evaluationTime == EvaluationTimeEnum.AUTO)
{
verifier.addBrokenRule("Auto evaluation time is not supported for barcodes", barcode);
}
else if (evaluationTime == EvaluationTimeEnum.GROUP)
{
String evaluationGroup = barcode.getEvaluationGroup();
if (evaluationGroup == null || evaluationGroup.length() == 0)
{
verifier.addBrokenRule("No evaluation group set for barcode", barcode);
}
else if (!verifier.getReportDesign().getGroupsMap().containsKey(evaluationGroup))
{
verifier.addBrokenRule("Barcode evalution group \""
+ evaluationGroup + " not found", barcode);
}
}
}
protected void verifyChecksumMode(String checksumMode, BarcodeComponent barcode)
{
try
{
if (checksumMode != null)
{
ChecksumMode.byName(checksumMode);
}
}
catch (Exception e)
{
verifier.addBrokenRule(e, barcode);
}
}
protected void verifyTextPosition(BarcodeComponent barcode)
{
try
{
String position = barcode.getTextPosition();
if (position != null)
{
HumanReadablePlacement.byName(position);
}
}
catch (Exception e)
{
verifier.addBrokenRule(e, barcode);
}
}
protected void verifyOrientation(BarcodeComponent barcode)
{
int orientation = barcode.getOrientation();
if (!(orientation == BarcodeComponent.ORIENTATION_UP
|| orientation == BarcodeComponent.ORIENTATION_LEFT
|| orientation == BarcodeComponent.ORIENTATION_DOWN
|| orientation == BarcodeComponent.ORIENTATION_RIGHT))
{
verifier.addBrokenRule("Invalid barcode orientation, supported values are 0, 90, 180, 270",
barcode);
}
}
public void visitCodabar(CodabarComponent codabar)
{
verifyBarcode(codabar);
}
public void visitCode128(Code128Component code128)
{
verifyBarcode(code128);
}
public void visitEANCode128(EAN128Component ean128)
{
verifyBarcode(ean128);
verifyChecksumMode(ean128.getChecksumMode(), ean128);
}
public void visitDataMatrix(DataMatrixComponent dataMatrix)
{
verifyBarcode(dataMatrix);
try
{
String shape = dataMatrix.getShape();
if (shape != null)
{
SymbolShapeHint.byName(shape);
}
}
catch (Exception e)
{
verifier.addBrokenRule(e, dataMatrix);
}
}
public void visitCode39(Code39Component code39)
{
verifyBarcode(code39);
verifyChecksumMode(code39.getChecksumMode(), code39);
}
public void visitUPCA(UPCAComponent upcA)
{
verifyBarcode(upcA);
verifyChecksumMode(upcA.getChecksumMode(), upcA);
}
public void visitUPCE(UPCEComponent upcE)
{
verifyBarcode(upcE);
verifyChecksumMode(upcE.getChecksumMode(), upcE);
}
public void visitEAN13(EAN13Component ean13)
{
verifyBarcode(ean13);
verifyChecksumMode(ean13.getChecksumMode(), ean13);
}
public void visitEAN8(EAN8Component ean8)
{
verifyBarcode(ean8);
verifyChecksumMode(ean8.getChecksumMode(), ean8);
}
public void visitInterleaved2Of5(Interleaved2Of5Component interleaved2Of5)
{
verifyBarcode(interleaved2Of5);
verifyChecksumMode(interleaved2Of5.getChecksumMode(), interleaved2Of5);
}
public void visitRoyalMailCustomer(
RoyalMailCustomerComponent royalMailCustomer)
{
verifyBarcode(royalMailCustomer);
verifyChecksumMode(royalMailCustomer.getChecksumMode(), royalMailCustomer);
}
public void visitUSPSIntelligentMail(
USPSIntelligentMailComponent intelligentMail)
{
verifyBarcode(intelligentMail);
verifyChecksumMode(intelligentMail.getChecksumMode(), intelligentMail);
}
public void visitPostnet(POSTNETComponent postnet)
{
verifyBarcode(postnet);
verifyChecksumMode(postnet.getChecksumMode(), postnet);
if (postnet.getBaselinePosition() != null)
{
try
{
BaselineAlignment.byName(postnet.getBaselinePosition());
}
catch (Exception e)
{
verifier.addBrokenRule(e, postnet);
}
}
}
public void visitPDF417(PDF417Component pdf417)
{
verifyBarcode(pdf417);
}
}