svn commit: r826273 - /ibatis/java/ibatis-3/trunk/ibatis-3-core/src/main/java/org/apache/ibatis/executor/BaseExecutor.java

[cbegin]

Author: cbegin
Date: Sat Oct 17 15:54:00 2009
New Revision: 826273

URL: http://svn.apache.org/viewvc?rev=826273&view=rev
Log:
avoid NPE on closed executor.

Modified:
    
ibatis/java/ibatis-3/trunk/ibatis-3-core/src/main/java/org/apache/ibatis/executor/BaseExecutor.java

Modified: 
ibatis/java/ibatis-3/trunk/ibatis-3-core/src/main/java/org/apache/ibatis/executor/BaseExecutor.java
URL: 
http://svn.apache.org/viewvc/ibatis/java/ibatis-3/trunk/ibatis-3-core/src/main/java/org/apache/ibatis/executor/BaseExecutor.java?rev=826273&r1=826272&r2=826273&view=diff
==============================================================================
--- 
ibatis/java/ibatis-3/trunk/ibatis-3-core/src/main/java/org/apache/ibatis/executor/BaseExecutor.java
 (original)
+++ 
ibatis/java/ibatis-3/trunk/ibatis-3-core/src/main/java/org/apache/ibatis/executor/BaseExecutor.java
 Sat Oct 17 15:54:00 2009
@@ -36,6 +36,7 @@
   }
 
   public Transaction getTransaction() {
+    if (closed) throw new ExecutorException("Executor was closed.");
     return transaction;
   }
 
@@ -59,17 +60,20 @@
 
   public int update(MappedStatement ms, Object parameter) throws SQLException {
     ErrorContext.instance().resource(ms.getResource()).activity("executing an 
update").object(ms.getId());
+    if (closed) throw new ExecutorException("Executor was closed.");
     localCache.clear();
     return doUpdate(ms, parameter);
   }
 
   public List flushStatements() throws SQLException {
+    if (closed) throw new ExecutorException("Executor was closed.");
     batchResults.addAll(doFlushStatements());
     return batchResults;
   }
 
   public List query(MappedStatement ms, Object parameter, RowBounds rowBounds, 
ResultHandler resultHandler) throws SQLException {
     ErrorContext.instance().resource(ms.getResource()).activity("executing a 
query").object(ms.getId());
+    if (closed) throw new ExecutorException("Executor was closed.");
     List list;
     try {
       queryStack++;
@@ -97,10 +101,12 @@
   }
 
   public void deferLoad(MappedStatement ms, MetaObject resultObject, String 
property, CacheKey key) {
+    if (closed) throw new ExecutorException("Executor was closed.");
     deferredLoads.add(new DeferredLoad(ms, resultObject, property, key));
   }
 
   public CacheKey createCacheKey(MappedStatement ms, Object parameterObject, 
RowBounds rowBounds) {
+    if (closed) throw new ExecutorException("Executor was closed.");
     BoundSql boundSql = ms.getBoundSql(parameterObject);
     CacheKey cacheKey = new CacheKey();
     cacheKey.update(ms.getId());