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@ -22,20 +22,30 @@ import com.fr.decision.webservice.bean.datasource.JDBCConnectionBean;
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import com.fr.decision.webservice.utils.DecisionServiceConstants; |
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import com.fr.decision.webservice.v10.datasource.connection.processor.impl.ConnectionProcessorFactory; |
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import com.fr.decision.webservice.v10.datasource.connection.processor.impl.JDBCConnectionProcessor; |
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import com.fr.event.Event; |
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import com.fr.event.EventDispatcher; |
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import com.fr.event.Listener; |
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import com.fr.event.Null; |
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import com.fr.log.FineLoggerFactory; |
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import com.fr.module.tool.ActivatorToolBox; |
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import com.fr.security.encryption.transmission.TransmissionEncryptionManager; |
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import com.fr.stable.Constants; |
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import com.fr.stable.StringUtils; |
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import com.fr.third.fasterxml.jackson.databind.ObjectMapper; |
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import com.fr.third.guava.cache.CacheBuilder; |
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import com.fr.third.guava.cache.CacheLoader; |
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import com.fr.third.guava.cache.LoadingCache; |
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import com.fr.third.springframework.beans.BeanUtils; |
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import com.fr.workspace.server.repository.WorkplaceConstants; |
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import com.fr.workspace.server.repository.connection.ConnectionCacheEvent; |
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import com.fr.workspace.server.repository.connection.ConnectionRepository; |
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import com.fr.workspace.server.repository.tabledata.DataEncryptionHelper; |
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import java.util.HashMap; |
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import java.util.Map; |
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import java.util.Optional; |
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import java.util.concurrent.ExecutionException; |
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import java.util.concurrent.TimeUnit; |
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/** |
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* 数据连接传输工具类 |
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@ -50,19 +60,38 @@ public class ConnectionInfoBeanHelper {
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private static final int ORACLE_DEFAULT_FETCH_SIZE = 128; |
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private static final int DB2_DEFAULT_FETCH_SIZE = 50; |
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private static final int POSTGRE_DEFAULT_FETCH_SIZE = 10000; |
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public static final int CACHE_MAX_SIZE = 1; |
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public static final String VALUE = "value"; |
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private static LoadingCache<String, Map<String, Connection>> cache = CacheBuilder.newBuilder() |
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// 缓存容量1
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.maximumSize(CACHE_MAX_SIZE) |
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// 默认写入过60S后过期
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.expireAfterWrite(60, TimeUnit.SECONDS) |
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.build(new CacheLoader<String, Map<String, Connection>>() { |
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@Override |
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public Map<String, Connection> load(String s) throws Exception { |
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return updateCache(); |
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} |
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}); |
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static { |
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FETCH_SIZE_MAP.put("oracle", ORACLE_DEFAULT_FETCH_SIZE); |
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FETCH_SIZE_MAP.put("ibm-db2", DB2_DEFAULT_FETCH_SIZE); |
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FETCH_SIZE_MAP.put("postgresql", POSTGRE_DEFAULT_FETCH_SIZE); |
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// 监听数据连接缓存失效
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EventDispatcher.listen(ConnectionCacheEvent.REMOVE, new Listener<Null>() { |
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@Override |
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public void on(Event event, Null aNull) { |
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cache.invalidateAll(); |
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} |
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}); |
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} |
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/** |
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* 获取连接Map |
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*/ |
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public static Map<String, Connection> createConnectionMap(ConnectionInfoBean[] beans) { |
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private static Map<String, Connection> updateCache() { |
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Map<String, Connection> ans = new HashMap<>(); |
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ConnectionInfoBean[] beans = ConnectionRepository.getInstance().getAll(); |
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for (ConnectionInfoBean infoBean : beans) { |
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try { |
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if (JDBCConnectionProcessor.KEY.acceptConnectionTypes().contains(infoBean.getConnectionType())) { |
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@ -77,23 +106,33 @@ public class ConnectionInfoBeanHelper {
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return ans; |
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} |
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/** |
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* 获取连接Map |
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*/ |
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public static Map<String, Connection> getCurrentConnectionMap() { |
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try { |
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return cache.get(VALUE); |
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} catch (ExecutionException e) { |
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throw new RuntimeException(e); |
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} |
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} |
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/** |
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* 根据bean创建连接 |
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*/ |
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public static Connection createConnection(ConnectionInfoBean infoBean) { |
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Connection connection = null; |
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try { |
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if (JDBCConnectionProcessor.KEY.acceptConnectionTypes().contains(infoBean.getConnectionType())) { |
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connection = createJDBCConnection(infoBean); |
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} else { |
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connection = ConnectionProcessorFactory.createConnection(infoBean, true); |
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} |
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connection.setConnectionName(infoBean.getConnectionName()); |
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} catch (Exception e) { |
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FineLoggerFactory.getLogger().error(e.getMessage(), e); |
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return connection; |
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} |
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return connection; |
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try { |
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Connection connection = cache.get(VALUE).get(infoBean.getConnectionName()); |
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if (connection != null) { |
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connection.setConnectionName(infoBean.getConnectionName()); |
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} |
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return connection; |
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} catch (ExecutionException e) { |
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throw new RuntimeException(e); |
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} |
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} |
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/** |
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superman
2 months ago