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Code Issues Releases Wiki Activity

bug fixed pscache

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This commit is contained in:
wenshao
2012-08-14 11:05:51 +08:00
parent 4941a2f98d
commit 66cb1de037
5 changed files with 245 additions and 4 deletions
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src/main/java/com/alibaba/druid/pool/PreparedStatementPool.java
+36 -2
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@@ -23,6 +23,8 @@ import java.util.Map;
import java.util.Map.Entry;
import com.alibaba.druid.pool.DruidPooledPreparedStatement.PreparedStatementKey;
import com.alibaba.druid.proxy.jdbc.CallableStatementProxy;
import com.alibaba.druid.proxy.jdbc.PreparedStatementProxy;
import com.alibaba.druid.support.logging.Log;
import com.alibaba.druid.support.logging.LogFactory;
import com.alibaba.druid.util.OracleUtils;
@@ -89,7 +91,7 @@ public class PreparedStatementPool {
PreparedStatementHolder oldHolder = map.put(key, holder);
if (oldHolder != null && oldHolder != holder) {
oldHolder.setPooling(false);
dataSource.closePreapredStatement(oldHolder);
closeRemovedStatement(oldHolder);
} else {
if (holder.getHitCount() == 0) {
dataSource.incrementCachedPreparedStatementCount();
@@ -97,6 +99,22 @@ public class PreparedStatementPool {
}
holder.setPooling(true);
if (LOG.isDebugEnabled()) {
String message = null;
if (holder.getStatement() instanceof PreparedStatementProxy) {
PreparedStatementProxy stmtProxy = (PreparedStatementProxy) holder.getStatement();
if (stmtProxy instanceof CallableStatementProxy) {
message = "{conn-" + stmtProxy.getConnectionProxy().getId() + ", cstmt-" + stmtProxy.getId() + "} enter cache";
} else {
message = "{conn-" + stmtProxy.getConnectionProxy().getId() + ", pstmt-" + stmtProxy.getId() + "} enter cache";
}
} else {
message = "stmt enter cache";
}
LOG.debug(message);
}
}
public void clear() throws SQLException {
@@ -110,7 +128,23 @@ public class PreparedStatementPool {
}
}
private void closeRemovedStatement(PreparedStatementHolder holder) throws SQLException {
public void closeRemovedStatement(PreparedStatementHolder holder) throws SQLException {
if (LOG.isDebugEnabled()) {
String message = null;
if (holder.getStatement() instanceof PreparedStatementProxy) {
PreparedStatementProxy stmtProxy = (PreparedStatementProxy) holder.getStatement();
if (stmtProxy instanceof CallableStatementProxy) {
message = "{conn-" + stmtProxy.getConnectionProxy().getId() + ", cstmt-" + stmtProxy.getId() + "} exit cache";
} else {
message = "{conn-" + stmtProxy.getConnectionProxy().getId() + ", pstmt-" + stmtProxy.getId() + "} exit cache";
}
} else {
message = "stmt exit cache";
}
LOG.debug(message);
}
holder.setPooling(false);
if (holder.isInUse()) {
return;