org.hibernate.QueryException: Space is not allowed after parameter prefix '&

org.hibernate.QueryException: Space is not allowed after parameter prefix ':'解决
环境

Eclipse Indigo + Hibernate3.2 + Oracle 11g R2 + SQLPlus

运行Hibernate程序，报如下异常

org.hibernate.QueryException: Space is not allowed after parameter prefix ':' [select id from contactor where name =: n]at org.hibernate.engine.query.ParameterParser.parse(ParameterParser.java:92)at org.hibernate.engine.query.ParamLocationRecognizer.parseLocations(ParamLocationRecognizer.java:75)at org.hibernate.engine.query.QueryPlanCache.buildNativeSQLParameterMetadata(QueryPlanCache.java:149)at org.hibernate.engine.query.QueryPlanCache.getSQLParameterMetadata(QueryPlanCache.java:79)at org.hibernate.impl.AbstractSessionImpl.createSQLQuery(AbstractSessionImpl.java:146)at org.hibernate.impl.SessionImpl.createSQLQuery(SessionImpl.java:1657)at com.addbook.dao.impl.ContactorDaoImpl.getContactorId(ContactorDaoImpl.java:90)at com.addbook.service.impl.ContactorServiceImpl.getContactorId(ContactorServiceImpl.java:58)at com.addbook.dao.impl.TestContactor.testGetContactorId(TestContactor.java:71)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)at java.lang.reflect.Method.invoke(Method.java:597)at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)at org.junit.runners.BlockJUnit4ClassRunner.runNotIgnored(BlockJUnit4ClassRunner.java:79)at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:71)at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:49)at org.junit.runners.ParentRunner$3.run(ParentRunner.java:193)at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52)at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191)at org.junit.runners.ParentRunner.access$000(ParentRunner.java:42)at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184)at org.junit.runners.ParentRunner.run(ParentRunner.java:236)at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50)at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)

引用占位符的前后不允许有空格。

sql = "select id from contactor where name=:n";