Bernhard Seebass created BEANUTILS-493:
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Summary: Exception when setting indexed properties: "Default
conversion to ArrayList failed"
Key: BEANUTILS-493
URL: https://issues.apache.org/jira/browse/BEANUTILS-493
Project: Commons BeanUtils
Issue Type: Bug
Components: Bean / Property Utils, DynaBean
Affects Versions: 1.9.2, 1.9.3
Environment: commons-beanutils-1.9.3-20160606.150953-11
jdk1.8.0_92
Reporter: Bernhard Seebass
Priority: Blocker
An exception is thrown when adding indexed properties to a DynaBean. This
worked perfectly with Version 1.8.3
org.apache.commons.beanutils.ConversionException: Default conversion to
ArrayList failed.
at
org.apache.commons.beanutils.converters.AbstractConverter.handleMissing(AbstractConverter.java:314)
at
org.apache.commons.beanutils.converters.AbstractConverter.handleError(AbstractConverter.java:269)
at
org.apache.commons.beanutils.converters.AbstractConverter.convert(AbstractConverter.java:177)
at
org.apache.commons.beanutils.converters.ConverterFacade.convert(ConverterFacade.java:61)
at
org.apache.commons.beanutils.ConvertUtilsBean.convert(ConvertUtilsBean.java:491)
at
org.apache.commons.beanutils.BeanUtilsBean.setProperty(BeanUtilsBean.java:1004)
at BeanUtilsBeanTestApp.main(BeanUtilsBeanTestApp.java:11)
Caused by: org.apache.commons.beanutils.ConversionException: Can't convert
value '' to type class java.util.ArrayList
at
org.apache.commons.beanutils.converters.AbstractConverter.conversionException(AbstractConverter.java:474)
at
org.apache.commons.beanutils.converters.StringConverter.convertToType(StringConverter.java:96)
at
org.apache.commons.beanutils.converters.AbstractConverter.handleMissing(AbstractConverter.java:312)
... 6 more
Test Class:
import org.apache.commons.beanutils.BeanUtilsBean;
import org.apache.commons.beanutils.LazyDynaBean;
public class BeanUtilsBeanTestApp {
public static void main(String[] args) {
try {
LazyDynaBean lazyDynaBean = new LazyDynaBean();
BeanUtilsBean beanUtilsBean =
BeanUtilsBean.getInstance();
beanUtilsBean.setProperty(lazyDynaBean, "x[0]", "x1");
beanUtilsBean.setProperty(lazyDynaBean, "x[1]", "x2");
System.out.println(lazyDynaBean.get("x")); // output
using commons-beanutils 1.8.3: [x1, x2]
} catch (Exception e) {
e.printStackTrace();
}
}
}
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