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Code Issues Releases Wiki Activity

改进PreparedStatementCache

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git-svn-id: http://code.alibabatech.com/svn/druid/trunk@916 b9813039-fb51-4c41-a8b9-e21c2acb5095
This commit is contained in:
wenshao
2011-09-29 00:49:34 +00:00
parent 38fcc483f6
commit 0aafc4ab96
10 changed files with 170 additions and 114 deletions
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src/main/java/com/alibaba/druid/pool/DruidDataSource.java
+28 -2
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@@ -41,6 +41,7 @@ import com.alibaba.druid.VERSION;
import com.alibaba.druid.filter.Filter;
import com.alibaba.druid.logging.Log;
import com.alibaba.druid.logging.LogFactory;
import com.alibaba.druid.pool.PoolablePreparedStatement.PreparedStatementKey;
import com.alibaba.druid.pool.vendor.InformixExceptionSorter;
import com.alibaba.druid.pool.vendor.MSSQLValidConnectionChecker;
import com.alibaba.druid.pool.vendor.MockExceptionSorter;
@@ -725,7 +726,7 @@ public class DruidDataSource extends DruidAbstractDataSource implements DruidDat
if (poolingPeakTime <= 0) {
return null;
}
return new Date(poolingPeakTime);
}
@@ -1090,7 +1091,7 @@ public class DruidDataSource extends DruidAbstractDataSource implements DruidDat
lock.unlock();
}
}
public long getErrorCount() {
return this.errorCount.get();
}
@@ -1137,6 +1138,31 @@ public class DruidDataSource extends DruidAbstractDataSource implements DruidDat
buf.append("\n}");
if (this.isPoolPreparedStatements()) {
buf.append("\n\n[");
for (int i = 0; i < poolingCount; ++i) {
ConnectionHolder conn = connections[i];
if (conn != null) {
if (i != 0) {
buf.append(",");
}
buf.append("\n\t{ID:");
buf.append(System.identityHashCode(conn));
buf.append(", poolStatements:[");
PreparedStatementPool pool = conn.getStatementPool();
for (Map.Entry<PreparedStatementKey, PreparedStatementHolder> entry : pool.getMap().entrySet()) {
buf.append("\n\t\t{reuseCount:");
buf.append(entry.getValue().getReusedCount());
buf.append(",sql:\"");
buf.append(entry.getKey().getSql());
buf.append("\"");
}
buf.append("}");
}
}
buf.append("\n]");
}
return buf.toString();
}