Alexey Kazakov created JBIDE-12609:
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Summary: NPE when validating EL which uses java.util.Map
Key: JBIDE-12609
URL:
https://issues.jboss.org/browse/JBIDE-12609
Project: Tools (JBoss Tools)
Issue Type: Bug
Components: jsp/jsf/xml source editing
Affects Versions: 4.0.0.Alpha2
Reporter: Alexey Kazakov
Assignee: Victor Rubezhny
Fix For: 4.0.0.Alpha2
1. Create JSF 2 KickStart project
2. Modify User.java:
{code}
package demo;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.SessionScoped;
@ManagedBean(name="user")
@SessionScoped
public class User {
private Map<String, User> users = new HashMap<String, User>();
private Map<String, Collection> list = new HashMap<String, Collection>();
private String name;
public User() {
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String sayHello() {
return "greeting";
}
public Map<String, User> getUsers() {
return users;
}
public void setUsers(Map<String, User> users) {
this.users = users;
}
public Map<String, Collection> getList() {
return list;
}
public void setList(Map<String, Collection> list) {
this.list = list;
}
}
{code}
3. Open inputname.xhtml
4. Add <h:outputText value="#{user.users['xyz'].nam}" />
5. See the log:
{code}
Caused by: java.lang.NullPointerException
at
org.jboss.tools.jst.web.kb.internal.validation.ELValidator.validateElOperand(ELValidator.java:493)
at
org.jboss.tools.jst.web.kb.internal.validation.ELValidator.validateELExpression(ELValidator.java:350)
at
org.jboss.tools.jst.web.kb.internal.validation.ELValidator.validateEL(ELValidator.java:325)
at
org.jboss.tools.jst.web.kb.internal.validation.ELValidator.validate(ELValidator.java:270)
at
org.jboss.tools.common.validation.AsYouTypeValidatorManager.validate(AsYouTypeValidatorManager.java:174)
... 10 more
{code}
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