HierarchicalConfiguration with XPathExpressionEngine does not work when setting
a new property
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Key: CONFIGURATION-452
URL: https://issues.apache.org/jira/browse/CONFIGURATION-452
Project: Commons Configuration
Issue Type: Bug
Components: Expression engine
Affects Versions: 1.6
Environment: all
Reporter: Fabien Nisol
The following code does not work as expected
{code:title=Bug.java|borderStyle=solid}
public class Bug {
public static void main(String[] args) {
try {
XMLConfiguration config = new XMLConfiguration();
// works
config.setProperty("test.property[@attribute]",
"value");
config.setExpressionEngine(new XPathExpressionEngine());
// does not work
config.setProperty("property/@attribute2", "value2");
config.save(System.out);
} catch (ConfigurationException e) {
// @FIXME Traitement d'exception par defaut
throw new RuntimeException(e);
}
}
}
{code}
hangs with the following exception:
Exception in thread "main" java.lang.IllegalArgumentException: prepareAdd:
Passed in key must contain a whitespace!
at
org.apache.commons.configuration.tree.xpath.XPathExpressionEngine.prepareAdd(XPathExpressionEngine.java:223)
at
org.apache.commons.configuration.HierarchicalConfiguration.addPropertyDirect(HierarchicalConfiguration.java:371)
at
org.apache.commons.configuration.AbstractHierarchicalFileConfiguration.addPropertyDirect(AbstractHierarchicalFileConfiguration.java:140)
at
org.apache.commons.configuration.HierarchicalConfiguration.setProperty(HierarchicalConfiguration.java:749)
at
org.apache.commons.configuration.AbstractHierarchicalFileConfiguration.setProperty(AbstractHierarchicalFileConfiguration.java:158)
at Bug.main(Bug.java:29)
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