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Code Issues Releases Wiki Activity

支持HA

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git-svn-id: http://code.alibabatech.com/svn/druid/trunk@463 b9813039-fb51-4c41-a8b9-e21c2acb5095
This commit is contained in:
wenshao
2011-07-17 09:16:50 +00:00
parent 6c2937cd42
commit a7d081d86b
3 changed files with 18 additions and 12 deletions
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src/main/java/com/alibaba/druid/pool/ha/HAConnection.java
+2 -2
View File
@@ -28,7 +28,7 @@ import com.alibaba.druid.proxy.jdbc.PreparedStatementProxyImpl;
public class HAConnection extends WrapperAdapter implements Connection, ConnectionProxy {
private final HADataSource haDataSource;
private final MultiDataSource haDataSource;
private Connection conn;
@@ -88,7 +88,7 @@ public class HAConnection extends WrapperAdapter implements Connection, Connecti
connectedTime = new Date();
}
public HADataSource getHaDataSource() {
public MultiDataSource getHaDataSource() {
return haDataSource;
}
src/main/java/com/alibaba/druid/pool/ha/HADataSource.java
+1 -9
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@@ -16,8 +16,6 @@ public class HADataSource extends MultiDataSource implements DataSource {
private final static Log LOG = LogFactory.getLog(HADataSource.class);
private final AtomicInteger connectionIdSeed = new AtomicInteger();
private final AtomicInteger statementIdSeed = new AtomicInteger();
private final AtomicInteger indexErrorCount = new AtomicInteger();
protected final List<DruidDataSource> notAvailableDatasources = new CopyOnWriteArrayList<DruidDataSource>();
@@ -27,13 +25,7 @@ public class HADataSource extends MultiDataSource implements DataSource {
@Override
public Connection getConnection() throws SQLException {
int requestNumber = connectionIdSeed.getAndIncrement();
return new HAConnection(this, requestNumber);
}
public int createStatementId() {
return statementIdSeed.getAndIncrement();
return new HAConnection(this, createConnectionId());
}
public Connection getConnectionInternal(int connectionId, String sql) throws SQLException {
src/main/java/com/alibaba/druid/pool/ha/MultiDataSource.java
+15 -1
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@@ -6,6 +6,7 @@ import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Properties;
import java.util.concurrent.atomic.AtomicInteger;
import com.alibaba.druid.pool.DataSourceAdapter;
import com.alibaba.druid.pool.DruidDataSource;
@@ -14,7 +15,18 @@ public abstract class MultiDataSource extends DataSourceAdapter {
protected ArrayList<DruidDataSource> dataSources;
private Properties properties = new Properties();
private Properties properties = new Properties();
private final AtomicInteger connectionIdSeed = new AtomicInteger();
private final AtomicInteger statementIdSeed = new AtomicInteger();
public int createConnectionId() {
return connectionIdSeed.getAndIncrement();
}
public int createStatementId() {
return statementIdSeed.getAndIncrement();
}
public MultiDataSource(){
dataSources = new ArrayList<DruidDataSource>();
@@ -35,4 +47,6 @@ public abstract class MultiDataSource extends DataSourceAdapter {
@Override
public abstract Connection getConnection() throws SQLException;
public abstract Connection getConnectionInternal(int connectionId, String sql) throws SQLException;
}