[Hibernate-JIRA] Created: (HHH-3502) getIdentifierMethod of BasicLazyInitializer does not match if method invoked through an interface with different return type
by Sean Bridges (JIRA)
getIdentifierMethod of BasicLazyInitializer does not match if method invoked through an interface with different return type
----------------------------------------------------------------------------------------------------------------------------
Key: HHH-3502
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3502
Project: Hibernate Core
Issue Type: Bug
Affects Versions: 3.3.1
Reporter: Sean Bridges
Priority: Minor
I have an entity interface,
public interface IEntity {
public Object getId();
}
and I have an entity, say User that implements this interface with an id method
@Id
public Long getId() {
return id;
}
I can call getId() on an uninitialized proxy with,
user.getId()
however, if I call getId() in this way,
((IEntity) user)).getId()
I get org.hibernate.LazyInitializationException: could not initialize proxy - no Session
Looking at the code, BasicLazyInitializer has these lines,
else if ( isUninitialized() && method.equals(getIdentifierMethod) ) {
return getIdentifier();
}
the method.equals(getIdentifierMethod) returns false. The methods are not equal() because they have different return types (this is allowed in 1.5 with covariant return types).
Hibernate should not use Method.equals(), but should instead use the code below (modified from Method.equals(Object)),
public boolean equalsIgnoringReturnType(Method m1, Method m2) {
if ((m1.getDeclaringClass() != m2.getDeclaringClass()) {
return false;
}
if (m1.getName() != m2.getName()) {
return false;
}
Class[] params1 = m1.getParameterTypes();
Class[] params2 = m2.getParameterTypes();
if (params1.length != params2.length) {
return false;
}
for (int i = 0; i < params1.length; i++) {
if (params1[i] != params2[i])
return false;
}
return true;
}
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11 years, 10 months
[Hibernate-JIRA] Created: (HHH-2744) QueryException raised for valid SQL query - problems with aliases parsing
by Michal Jastak (JIRA)
QueryException raised for valid SQL query - problems with aliases parsing
-------------------------------------------------------------------------
Key: HHH-2744
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2744
Project: Hibernate3
Issue Type: Bug
Affects Versions: 3.2.1
Environment: Tomcat 5.5, Hibernate Annotations 3.3.0 ga
Reporter: Michal Jastak
SQLQuery parser dose not parse queries correctly.
Trying to invoke:
session.createSQLQuery("select foo from bar where foo like '{%'");
ends with:
rg.hibernate.QueryException: Unmatched braces for alias path [select foo from bar where foo like '{%']
at org.hibernate.loader.custom.sql.SQLQueryParser.substituteBrackets(SQLQueryParser.java:74)
at org.hibernate.loader.custom.sql.SQLQueryParser.process(SQLQueryParser.java:51)
at org.hibernate.loader.custom.sql.SQLCustomQuery.<init>(SQLCustomQuery.java:110)
at org.hibernate.engine.query.NativeSQLQueryPlan.<init>(NativeSQLQueryPlan.java:43)
at org.hibernate.engine.query.QueryPlanCache.getNativeSQLQueryPlan(QueryPlanCache.java:114)
at org.hibernate.impl.AbstractSessionImpl.getNativeSQLQueryPlan(AbstractSessionImpl.java:137)
at org.hibernate.impl.AbstractSessionImpl.list(AbstractSessionImpl.java:142)
at org.hibernate.impl.SQLQueryImpl.list(SQLQueryImpl.java:152)
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11 years, 10 months