InvalidQueryException sur requête XPath avec nom de nœud numérique

Problème, Question

Vous recevez l’exception suivante lorsque vous essayez d’effectuer une requête xpath contenant un nœud dont le nom commence par un chiffre.

Causée par : javax.jcr.query.InvalidQueryException: Parse error: data is not a RelationQueryNode at org.apache.jackrabbit.core.query.xpath.XPathQueryBuilder.visit(XPathQueryBuilder.java:504) at org.apache.jackrabbit.core.query.xpath.SimpleNode.jjtAccept(SimpleNode.java:80) at org.apache.jackrabbit.core.query.xpath.SimpleNode.childrenAccept(SimpleNode.java:89) at org.apache.jackrabbit.core.query.xpath.XPathQueryBuilder.visit(XPathQueryBuilder.java:551) at org.apache.jackrabbit.core.query.xpath.SimpleNode.jjtAccept(SimpleNode.java:80) at org.apache.jackrabbit.core.query.xpath.SimpleNode.childrenAccept(SimpleNode.java:89) at org.apache.jackrabbit.core.query.xpath.XPathQueryBuilder.visit(XPathQueryBuilder.java:551) at org.apache.jackrabbit.core.query.xpath.SimpleNode.jjtAccept(SimpleNode.java:80) at org.apache.jackrabbit.core.query.xpath.SimpleNode.childrenAccept(SimpleNode.java:89) at org.apache.jackrabbit.core.query.xpath.XPathQueryBuilder.visit(XPathQueryBuilder.java:551) at org.apache.jackrabbit.core.query.xpath.SimpleNode.jjtAccept(SimpleNode.java:80) at org.apache.jackrabbit.core.query.xpath.SimpleNode.childrenAccept(SimpleNode.java:89) at org.apache.jackrabbit.core.query.xpath.XPathQueryBuilder.visit(XPathQueryBuilder.java:551) at org.apache.jackrabbit.core.query.xpath.SimpleNode.jjtAccept(SimpleNode.java:80) at org.apache.jackrabbit.core.query.xpath.SimpleNode.childrenAccept(SimpleNode.java:89) at org.apache.jackrabbit.core.query.xpath.XPathQueryBuilder.visit(XPathQueryBuilder.java:551) at org.apache.jackrabbit.core.query.xpath.SimpleNode.jjtAccept(SimpleNode.java:80) at org.apache.jackrabbit.core.query.xpath.SimpleNode.childrenAccept(SimpleNode.java:89) at org.apache.jackrabbit.core.query.xpath.XPathQueryBuilder.visit(XPathQueryBuilder.java:551) at org.apache.jackrabbit.core.query.xpath.SimpleNode.jjtAccept(SimpleNode.java:80) at org.apache.jackrabbit.core.query.xpath.SimpleNode.childrenAccept(SimpleNode.java:89) at org.apache.jackrabbit.core.query.xpath.XPathQueryBuilder.visit(XPathQueryBuilder.java:551) at org.apache.jackrabbit.core.query.xpath.SimpleNode.jjtAccept(SimpleNode.java:80) at org.apache.jackrabbit.core.query.xpath.SimpleNode.childrenAccept(SimpleNode.java:89) at org.apache.jackrabbit.core.query.xpath.XPathQueryBuilder.createPathQueryNode(XPathQueryBuilder.java:734) at org.apache.jackrabbit.core.query.xpath.XPathQueryBuilder.visit(XPathQueryBuilder.java:372) at org.apache.jackrabbit.core.query.xpath.SimpleNode.jjtAccept(SimpleNode.java:80) at org.apache.jackrabbit.core.query.xpath.XPathQueryBuilder.<init>(XPathQueryBuilder.java:297) at org.apache.jackrabbit.core.query.xpath.XPathQueryBuilder.createQuery(XPathQueryBuilder.java:331) at org.apache.jackrabbit.core.query.xpath.QueryBuilder.createQueryTree(QueryBuilder.java:39) at org.apache.jackrabbit.core.query.QueryParser.parse(QueryParser.java:57) at org.apache.jackrabbit.core.query.lucene.QueryImpl.<init>(QueryImpl.java:91) at com.day.crx.query.lucene.CRXExecutableQueryImpl.<init>(CRXExecutableQueryImpl.java:64) at com.day.crx.query.lucene.LuceneHandler.createExecutableQuery(LuceneHandler.java:381) at org.apache.jackrabbit.core.query.QueryImpl.init(QueryImpl.java:127) at org.apache.jackrabbit.core.SearchManager.createQuery(SearchManager.java:305) at org.apache.jackrabbit.core.query.QueryManagerImpl.createQuery(QueryManagerImpl.java:94)

Résolution, réponse

Utilisez cette méthode pour coder le nom de nœud numérique à l'aide de la méthode suivante : org.apache.jackrabbit.util.ISO9075.encode(name)
. Alternativement, vous pouvez utiliser JCR SQL au lieu de XPath.

S’applique à

CRX 1.x

Références

• Voir http://issues.apache.org/jira/browse/JCR-579 Prise en charge du nom "Digit" manquante dans l'analyseur XPath AQT. - ASF JIRA]