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Code Issues Releases Wiki Activity

ha

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This commit is contained in:
wenshao
2011-12-09 08:32:10 +08:00
parent b08281a153
commit 4dc2a42405
11 changed files with 366 additions and 89 deletions
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src/main/java/com/alibaba/druid/pool/ha/HADataSource.java
+6 -61
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@@ -2,9 +2,7 @@ package com.alibaba.druid.pool.ha;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.AbstractList;
import java.util.List;
import java.util.RandomAccess;
import javax.sql.DataSource;
@@ -13,18 +11,15 @@ import com.alibaba.druid.logging.LogFactory;
import com.alibaba.druid.pool.DruidDataSource;
import com.alibaba.druid.pool.ha.balance.Balancer;
import com.alibaba.druid.pool.ha.balance.RoundRobinBlancer;
import com.alibaba.druid.util.JdbcUtils;
public class HADataSource extends MultiDataSource implements DataSource {
private final static Log LOG = LogFactory.getLog(HADataSource.class);
private final static Log LOG = LogFactory.getLog(HADataSource.class);
protected DruidDataSource master;
protected DruidDataSource slave;
protected DruidDataSource master;
protected DruidDataSource slave;
protected Balancer balancer = new RoundRobinBlancer();
private DataSourceList dataSourceList = new DataSourceList();
protected Balancer balancer = new RoundRobinBlancer();
public HADataSource(){
@@ -35,6 +30,7 @@ public class HADataSource extends MultiDataSource implements DataSource {
}
public void setMaster(DruidDataSource master) {
this.getDataSources().put("master", master);
this.master = master;
}
@@ -43,13 +39,10 @@ public class HADataSource extends MultiDataSource implements DataSource {
}
public void setSlave(DruidDataSource slave) {
this.getDataSources().put("slave", slave);
this.slave = slave;
}
public List<DruidDataSource> getDataSources() {
return dataSourceList;
}
public synchronized void setDataSources(List<DruidDataSource> dataSources) {
throw new UnsupportedOperationException();
}
@@ -77,52 +70,4 @@ public class HADataSource extends MultiDataSource implements DataSource {
}
}
private class DataSourceList extends AbstractList<DruidDataSource> implements RandomAccess, java.io.Serializable {
private static final long serialVersionUID = -2764017481108945198L;
public int size() {
return 2;
}
public Object[] toArray() {
return new DruidDataSource[] { master, slave };
}
public <T> T[] toArray(T[] a) {
throw new UnsupportedOperationException();
}
public DruidDataSource get(int index) {
if (index == 0) {
return master;
}
if (index == 1) {
return slave;
}
throw new IllegalArgumentException("index : " + index);
}
public DruidDataSource set(int index, DruidDataSource element) {
throw new UnsupportedOperationException();
}
public int indexOf(Object o) {
if (o == master) {
return 0;
}
if (o == slave) {
return 1;
}
return -1;
}
public boolean contains(Object o) {
return o == master || o == slave;
}
}
}