QRコードをJasper Report Studioに統合する方法

Question

私はjasper report studioを使用しています。私はジャスパーレポートのプレビューでは、私には、Java（日食）からのレポートを処理するときにそれは私に次のエラーを示しているバーコードタイプ128を使用します。

java.lang.NoClassDefFoundError: org/krysalis/barcode4j/HumanReadablePlacement 
java.lang.Class.getDeclaredMethods0(Native Method) 
java.lang.Class.privateGetDeclaredMethods(Class.java:2701) 
java.lang.Class.getDeclaredMethod(Class.java:2128) 
java.io.ObjectStreamClass.getPrivateMethod(ObjectStreamClass.java:1475) 
java.io.ObjectStreamClass.access$1700(ObjectStreamClass.java:72) 
java.io.ObjectStreamClass$2.run(ObjectStreamClass.java:498) 
java.io.ObjectStreamClass$2.run(ObjectStreamClass.java:472) 
java.security.AccessController.doPrivileged(Native Method) 
java.io.ObjectStreamClass.<init>(ObjectStreamClass.java:472) 
java.io.ObjectStreamClass.lookup(ObjectStreamClass.java:369) 
java.io.ObjectStreamClass.initNonProxy(ObjectStreamClass.java:598) 
java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1843) 
java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1713) 
java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1843) 
java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1713) 
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2000) 
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1535) 
java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2245) 
java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2169) 
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2027) 
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1535) 
java.io.ObjectInputStream.readObject(ObjectInputStream.java:422) 
java.util.ArrayList.readObject(ArrayList.java:791) 
sun.reflect.GeneratedMethodAccessor25.invoke(Unknown Source) 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 
java.lang.reflect.Method.invoke(Method.java:498) 
java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1058) 
java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2136) 
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2027) 
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1535) 
java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2245) 
java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2169) 
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2027) 
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1535) 
java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2245) 
java.io.ObjectInputStream.defaultReadObject(ObjectInputStream.java:552) 
net.sf.jasperreports.engine.base.JRBaseReport.readObject(JRBaseReport.java:770) 
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 
java.lang.reflect.Method.invoke(Method.java:498) 
java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1058) 
java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2136) 
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2027) 
java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1535) 
java.io.ObjectInputStream.readObject(ObjectInputStream.java:422) 
net.sf.jasperreports.engine.util.JRLoader.loadObject(JRLoader.java:140) 
net.sf.jasperreports.engine.util.JRLoader.loadObject(JRLoader.java:116) 
net.sf.jasperreports.engine.util.JRLoader.loadObjectFromFile(JRLoader.java:107) 
icrperusa.utils.Reports.getReportcn(Reports.java:37) 
icrperusa.servlet.reports.FacturaElectronica.doGet(FacturaElectronica.java:54) 
javax.servlet.http.HttpServlet.service(HttpServlet.java:635) 
javax.servlet.http.HttpServlet.service(HttpServlet.java:742) 
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) 

javaでは、barcode4j-2.1.jarライブラリをインポートします。

Answer 1

簡単に、あなたはdependencieをインポートする必要があります。
このクラスがbarcode4jにあるため、再度チェックしてください。

<dependency> 
    <groupId>net.sf.barcode4j</groupId> 
    <artifactId>barcode4j</artifactId> 
    <version>2.1</version> 
</dependency>