Implemented connection pool properties file support. Added convert statement cache for PostgreSQL. Enhance connection pool ability to survive under heavy load.
This commit is contained in:
Heng Sin Low
parent
af5cd44af8
commit
ed6f264381
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@ -287,4 +287,10 @@
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version="0.0.0"
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unpack="false"/>
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<plugin
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id="org.adempiere.install"
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download-size="0"
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install-size="0"
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version="0.0.0"/>
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</feature>
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@ -21,8 +21,8 @@
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<stringAttribute key="pde.version" value="3.3"/>
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<stringAttribute key="product" value="org.adempiere.ui.swing.client_product"/>
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<stringAttribute key="productFile" value="/org.adempiere.ui.swing-feature/swingclient.product"/>
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<stringAttribute key="selected_target_plugins" value="org.eclipse.osgi.services@default:default,org.eclipse.equinox.util@default:default,org.eclipse.equinox.p2.ql@default:default,com.springsource.javax.mail@default:default,com.springsource.org.apache.activemq@default:default,org.eclipse.ecf.provider.filetransfer.ssl@default:false,org.apache.commons.httpclient@default:default,com.springsource.org.apache.xmlcommons@default:default,org.eclipse.ecf.provider.filetransfer.httpclient@default:default,org.eclipse.equinox.p2.touchpoint.eclipse@default:default,org.eclipse.equinox.common@2:true,org.eclipse.equinox.http.registry@default:default,com.springsource.org.apache.xerces@default:false,org.eclipse.equinox.p2.metadata.repository@default:default,com.springsource.org.apache.xml.resolver@default:default,org.eclipse.core.jobs@default:default,javax.xml@default:default,org.eclipse.osgi@-1:true,com.springsource.org.apache.poi@default:default,com.springsource.org.junit@default:default,org.eclipse.ecf.provider.filetransfer@default:default,org.sat4j.core@default:default,org.eclipse.equinox.simpleconfigurator@1:true,org.eclipse.equinox.preferences@default:default,org.eclipse.equinox.launcher.gtk.linux.x86@default:false,org.eclipse.equinox.frameworkadmin.equinox@default:default,org.eclipse.equinox.p2.artifact.repository@default:default,org.eclipse.core.contenttype@default:default,org.eclipse.equinox.p2.repository@default:default,org.eclipse.equinox.p2.garbagecollector@default:default,org.restlet.ext.net@default:true,org.eclipse.core.runtime@default:true,com.springsource.javax.jms@default:default,com.springsource.javax.xml.rpc@default:default,com.springsource.javax.el@default:default,org.eclipse.equinox.p2.jarprocessor@default:default,com.springsource.net.sf.cglib@default:default,org.eclipse.ecf.filetransfer@default:default,org.eclipse.equinox.frameworkadmin@default:default,org.eclipse.equinox.p2.engine@default:default,org.apache.commons.codec@default:default,com.springsource.javax.ejb@default:default,org.restlet@default:true,org.eclipse.equinox.ds@1:true,org.eclipse.equinox.security@default:default,org.eclipse.equinox.p2.director@default:default,com.springsource.org.apache.xml.serializer@default:default,org.eclipse.ecf.provider.filetransfer.httpclient.ssl@default:false,org.eclipse.equinox.simpleconfigurator.manipulator@default:default,org.apache.ant@default:default,com.springsource.org.apache.commons.collections@default:default,org.apache.commons.logging@default:default,org.eclipse.equinox.launcher@default:default,com.springsource.org.apache.commons.logging@default:default,org.sat4j.pb@default:default,org.eclipse.ecf.ssl@default:false,org.eclipse.ecf.identity@default:default,org.eclipse.ecf@default:default,com.springsource.org.apache.commons.net@default:default,org.eclipse.equinox.registry@default:default,org.eclipse.equinox.p2.console@default:default,com.springsource.javax.servlet@default:default,com.springsource.javax.activation@default:default,org.eclipse.equinox.app@default:default,com.springsource.org.apache.kahadb@default:default,com.springsource.javax.xml.soap@default:default,org.eclipse.equinox.p2.core@default:default,org.eclipse.equinox.p2.metadata@default:default,org.eclipse.equinox.p2.touchpoint.natives@default:default,com.springsource.javax.management.j2ee@default:default"/>
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<stringAttribute key="selected_workspace_plugins" value="org.adempiere.base@default:default,org.adempiere.extend@default:false,org.adempiere.ui@default:default,org.adempiere.report.jasper.swing@default:default,org.adempiere.plugin.utils@default:default,org.adempiere.report.jasper@default:default,org.adempiere.report.jasper.library@default:default,org.adempiere.pipo@default:default,org.apache.ecs@default:default,org.adempiere.replication@default:default,org.adempiere.payment.processor@default:default,org.adempiere.base.callout@default:default,org.adempiere.pipo.handlers@default:default,org.compiere.db.oracle.provider@default:default,org.adempiere.ui.swing@default:default,org.compiere.db.postgresql.provider@default:default,org.adempiere.base.process@default:default"/>
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<stringAttribute key="selected_target_plugins" value="org.restlet@default:true,org.eclipse.core.contenttype@default:default,org.eclipse.equinox.frameworkadmin@default:default,org.apache.commons.codec@default:default,com.springsource.javax.servlet@default:default,org.eclipse.ecf.identity@default:default,org.eclipse.equinox.p2.touchpoint.natives@default:default,org.apache.commons.httpclient@default:default,com.springsource.javax.mail@default:default,org.eclipse.ecf.provider.filetransfer@default:default,com.springsource.org.junit@default:default,org.sat4j.core@default:default,com.springsource.org.apache.poi@default:default,com.springsource.org.apache.xerces@default:false,com.springsource.org.apache.xmlcommons@default:default,org.eclipse.osgi.services@default:default,com.springsource.javax.activation@default:default,org.eclipse.ecf.provider.filetransfer.ssl@default:false,org.eclipse.ecf.provider.filetransfer.httpclient@default:default,org.eclipse.ecf@default:default,com.springsource.javax.xml.rpc@default:default,org.eclipse.equinox.p2.director@default:default,org.eclipse.equinox.registry@default:default,com.springsource.org.apache.activemq@default:default,org.eclipse.equinox.p2.metadata@default:default,org.eclipse.core.runtime@default:true,com.springsource.org.apache.commons.logging@default:default,org.eclipse.equinox.simpleconfigurator.manipulator@default:default,org.eclipse.core.jobs@default:default,com.springsource.org.apache.kahadb@default:default,com.springsource.javax.ejb@default:default,com.springsource.org.apache.xml.resolver@default:default,org.eclipse.equinox.p2.engine@default:default,org.eclipse.equinox.launcher@default:default,org.eclipse.ecf.ssl@default:false,org.restlet.ext.net@default:true,org.eclipse.equinox.p2.garbagecollector@default:default,org.eclipse.equinox.p2.metadata.repository@default:default,com.springsource.org.apache.xml.serializer@default:default,org.eclipse.osgi@-1:true,org.eclipse.ecf.filetransfer@default:default,org.eclipse.equinox.preferences@default:default,com.springsource.net.sf.cglib@default:default,org.eclipse.equinox.p2.ql@default:default,org.eclipse.equinox.p2.jarprocessor@default:default,org.eclipse.equinox.security@default:default,com.springsource.javax.el@default:default,org.apache.commons.logging@default:default,com.springsource.org.apache.commons.net@default:default,org.eclipse.equinox.p2.artifact.repository@default:default,javax.xml@default:default,org.eclipse.equinox.app@default:default,com.springsource.javax.management.j2ee@default:default,org.eclipse.equinox.p2.console@default:default,com.springsource.org.apache.commons.collections@default:default,org.sat4j.pb@default:default,com.springsource.javax.jms@default:default,org.eclipse.equinox.http.registry@default:default,org.eclipse.ecf.provider.filetransfer.httpclient.ssl@default:false,org.eclipse.equinox.common@2:true,com.springsource.javax.xml.soap@default:default,org.apache.ant@default:default,org.eclipse.equinox.util@default:default,org.eclipse.equinox.p2.touchpoint.eclipse@default:default,org.eclipse.equinox.launcher.gtk.linux.x86@default:false,org.eclipse.equinox.frameworkadmin.equinox@default:default,org.eclipse.equinox.p2.repository@default:default,org.eclipse.equinox.simpleconfigurator@1:true,org.eclipse.equinox.ds@1:true,org.eclipse.equinox.p2.core@default:default"/>
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<stringAttribute key="selected_workspace_plugins" value="org.adempiere.report.jasper.library@default:default,org.adempiere.replication@default:default,org.apache.ecs@default:default,org.adempiere.plugin.utils@default:default,org.adempiere.ui@default:default,org.adempiere.pipo.handlers@default:default,org.compiere.db.postgresql.provider@default:default,org.adempiere.report.jasper.swing@default:default,org.compiere.db.oracle.provider@default:default,org.adempiere.ui.swing@default:default,org.adempiere.extend@default:false,org.adempiere.install@default:default,org.adempiere.base.process@default:default,org.adempiere.payment.processor@default:default,org.adempiere.pipo@default:default,org.adempiere.report.jasper@default:default,org.adempiere.base@default:default,org.adempiere.base.callout@default:default"/>
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<booleanAttribute key="show_selected_only" value="false"/>
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<booleanAttribute key="tracing" value="false"/>
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<booleanAttribute key="useCustomFeatures" value="false"/>
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@ -10,4 +10,7 @@ Bundle-ClassPath: .,
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ojdbc6.jar,
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c3p0-0.9.1.2.jar,
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c3p0-oracle-thin-extras-0.9.1.2.jar
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Import-Package: org.osgi.framework
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Bundle-ActivationPolicy: lazy
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Bundle-Activator: org.adempiere.db.oracle.OracleBundleActivator
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@ -0,0 +1,16 @@
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#timeout
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IdleConnectionTestPeriod=1200
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AcquireRetryAttempts=2
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MaxIdleTimeExcessConnections=1200
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MaxIdleTime=1200
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#UnreturnedConnectionTimeout=1800
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#size
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MaxPoolSize=15
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InitialPoolSize=1
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MinPoolSize=1
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#flag
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TestConnectionOnCheckin=false
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TestConnectionOnCheckout=false
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#CheckoutTimeout=60;
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@ -0,0 +1,16 @@
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#timeout
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IdleConnectionTestPeriod=1200
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AcquireRetryAttempts=2
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MaxIdleTimeExcessConnections=1200
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MaxIdleTime=1200
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#UnreturnedConnectionTimeout=1800
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#size
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MaxPoolSize=150
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InitialPoolSize=10
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MinPoolSize=5
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#flag
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TestConnectionOnCheckin=false
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TestConnectionOnCheckout=false
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#CheckoutTimeout=60;
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@ -0,0 +1,38 @@
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/******************************************************************************
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* Product: Adempiere ERP & CRM Smart Business Solution *
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* Copyright (C) 2010 Heng Sin Low *
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* This program is free software; you can redistribute it and/or modify it *
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* under the terms version 2 of the GNU General Public License as published *
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* by the Free Software Foundation. This program is distributed in the hope *
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* that it will be useful, but WITHOUT ANY WARRANTY; without even the implied *
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
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* See the GNU General Public License for more details. *
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* You should have received a copy of the GNU General Public License along *
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* with this program; if not, write to the Free Software Foundation, Inc., *
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *
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*****************************************************************************/
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package org.adempiere.db.oracle;
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import org.osgi.framework.BundleActivator;
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import org.osgi.framework.BundleContext;
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/**
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*
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* @author hengsin
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*
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*/
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public class OracleBundleActivator implements BundleActivator {
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public static BundleContext bundleContext = null;
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@Override
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public void start(BundleContext context) throws Exception {
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bundleContext = context;
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}
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@Override
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public void stop(BundleContext context) throws Exception {
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bundleContext = null;
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}
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}
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@ -16,7 +16,9 @@
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*****************************************************************************/
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package org.compiere.db;
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import java.io.IOException;
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import java.math.BigDecimal;
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import java.net.URL;
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import java.sql.Connection;
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import java.sql.DatabaseMetaData;
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import java.sql.Driver;
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@ -25,12 +27,15 @@ import java.sql.PreparedStatement;
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import java.sql.SQLException;
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import java.sql.Statement;
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import java.sql.Timestamp;
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import java.util.Properties;
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import java.util.Random;
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import java.util.logging.Level;
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import javax.sql.DataSource;
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import oracle.jdbc.OracleDriver;
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import org.adempiere.db.oracle.OracleBundleActivator;
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import org.adempiere.exceptions.DBException;
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import org.compiere.Adempiere;
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import org.compiere.dbPort.Convert;
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@ -40,6 +45,7 @@ import org.compiere.util.DB;
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import org.compiere.util.DisplayType;
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import org.compiere.util.Ini;
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import org.compiere.util.Language;
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import org.compiere.util.Trx;
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import org.compiere.util.Util;
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import com.mchange.v2.c3p0.ComboPooledDataSource;
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@ -57,6 +63,7 @@ import com.mchange.v2.c3p0.ComboPooledDataSource;
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*/
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public class DB_Oracle implements AdempiereDatabase
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{
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/**
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* Oracle Database
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*/
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@ -97,8 +104,6 @@ public class DB_Oracle implements AdempiereDatabase
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/** Connection String */
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private String m_connectionURL;
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/** Statement Cache (50) */
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private static final String MAX_STATEMENTS = "200";
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/** Data Source */
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private ComboPooledDataSource m_ds = null;
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@ -113,6 +118,7 @@ public class DB_Oracle implements AdempiereDatabase
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private static int m_maxbusyconnections = 0;
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private Random rand = new Random();
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/**
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* Get Database Name
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@ -333,6 +339,7 @@ public class DB_Oracle implements AdempiereDatabase
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sb.append(" , # Busy Connections: ").append(m_ds.getNumBusyConnections());
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sb.append(" , # Idle Connections: ").append(m_ds.getNumIdleConnections());
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sb.append(" , # Orphaned Connections: ").append(m_ds.getNumUnclosedOrphanedConnections());
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sb.append(" , # Active Transactions: ").append(Trx.getActiveTransactions().length);
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}
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catch (Exception e)
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{}
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@ -546,6 +553,24 @@ public class DB_Oracle implements AdempiereDatabase
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if (m_ds != null)
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return m_ds;
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URL url = Ini.isClient()
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? OracleBundleActivator.bundleContext.getBundle().getEntry("META-INF/pool/client.properties")
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: OracleBundleActivator.bundleContext.getBundle().getEntry("META-INF/pool/server.properties");
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Properties poolProperties = new Properties();
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try {
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poolProperties.load(url.openStream());
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} catch (IOException e) {
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throw new DBException(e);
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}
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int idleConnectionTestPeriod = getIntProperty(poolProperties, "IdleConnectionTestPeriod", 1200);
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int acquireRetryAttempts = getIntProperty(poolProperties, "AcquireRetryAttempts", 2);
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int maxIdleTimeExcessConnections = getIntProperty(poolProperties, "MaxIdleTimeExcessConnections", 1200);
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int maxIdleTime = getIntProperty(poolProperties, "MaxIdleTime", 1200);
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int unreturnedConnectionTimeout = getIntProperty(poolProperties, "UnreturnedConnectionTimeout", 0);
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boolean testConnectionOnCheckin = getBooleanProperty(poolProperties, "TestConnectionOnCheckin", false);
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boolean testConnectionOnCheckout = getBooleanProperty(poolProperties, "TestConnectionOnCheckout", false);
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int checkoutTimeout = getIntProperty(poolProperties, "CheckoutTimeout", 0);
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try
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{
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System.setProperty("com.mchange.v2.log.MLog", "com.mchange.v2.log.FallbackMLog");
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@ -558,34 +583,42 @@ public class DB_Oracle implements AdempiereDatabase
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cpds.setUser(connection.getDbUid());
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cpds.setPassword(connection.getDbPwd());
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cpds.setPreferredTestQuery(DEFAULT_CONN_TEST_SQL);
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cpds.setIdleConnectionTestPeriod(1200);
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cpds.setAcquireRetryAttempts(2);
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//cpds.setTestConnectionOnCheckin(true);
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//cpds.setTestConnectionOnCheckout(true);
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//cpds.setCheckoutTimeout(60);
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cpds.setIdleConnectionTestPeriod(idleConnectionTestPeriod);
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cpds.setAcquireRetryAttempts(acquireRetryAttempts);
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cpds.setTestConnectionOnCheckin(testConnectionOnCheckin);
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cpds.setTestConnectionOnCheckout(testConnectionOnCheckout);
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if (checkoutTimeout > 0)
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cpds.setCheckoutTimeout(checkoutTimeout);
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cpds.setMaxIdleTimeExcessConnections(maxIdleTimeExcessConnections);
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cpds.setMaxIdleTime(maxIdleTime);
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if (Ini.isClient())
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{
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cpds.setInitialPoolSize(1);
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cpds.setMinPoolSize(1);
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cpds.setMaxPoolSize(15);
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cpds.setMaxIdleTimeExcessConnections(1200);
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cpds.setMaxIdleTime(900);
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m_maxbusyconnections = 10;
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int maxPoolSize = getIntProperty(poolProperties, "MaxPoolSize", 15);
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int initialPoolSize = getIntProperty(poolProperties, "InitialPoolSize", 1);
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int minPoolSize = getIntProperty(poolProperties, "MinPoolSize", 1);
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cpds.setInitialPoolSize(initialPoolSize);
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cpds.setMinPoolSize(minPoolSize);
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cpds.setMaxPoolSize(maxPoolSize);
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m_maxbusyconnections = (int) (maxPoolSize * 0.9);
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}
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else
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{
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cpds.setInitialPoolSize(10);
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cpds.setMinPoolSize(5);
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cpds.setMaxPoolSize(150);
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cpds.setMaxIdleTimeExcessConnections(1200);
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cpds.setMaxIdleTime(1200);
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m_maxbusyconnections = 120;
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int maxPoolSize = getIntProperty(poolProperties, "MaxPoolSize", 400);
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int initialPoolSize = getIntProperty(poolProperties, "InitialPoolSize", 10);
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int minPoolSize = getIntProperty(poolProperties, "MinPoolSize", 5);
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cpds.setInitialPoolSize(initialPoolSize);
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cpds.setMinPoolSize(minPoolSize);
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cpds.setMaxPoolSize(maxPoolSize);
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m_maxbusyconnections = (int) (maxPoolSize * 0.9);
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}
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if (unreturnedConnectionTimeout > 0)
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{
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//the following sometimes kill active connection!
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//cpds.setUnreturnedConnectionTimeout(1200);
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//cpds.setDebugUnreturnedConnectionStackTraces(true);
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cpds.setUnreturnedConnectionTimeout(1200);
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cpds.setDebugUnreturnedConnectionStackTraces(true);
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}
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m_ds = cpds;
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}
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@ -600,7 +633,6 @@ public class DB_Oracle implements AdempiereDatabase
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return m_ds;
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} // getDataSource
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/**
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* Get Cached Connection
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* @param connection info
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@ -623,14 +655,27 @@ public class DB_Oracle implements AdempiereDatabase
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//
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try
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{
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conn = (Connection)m_ds.getConnection();
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int numConnections = m_ds.getNumBusyConnections();
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if(numConnections >= m_maxbusyconnections && m_maxbusyconnections > 0)
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{
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//system is under heavy load, wait between 20 to 40 seconds
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int randomNum = rand.nextInt(40 - 20 + 1) + 20;
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Thread.sleep(randomNum * 1000);
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}
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conn = m_ds.getConnection();
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if (conn == null) {
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//try again after 10 to 30 seconds
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int randomNum = rand.nextInt(30 - 10 + 1) + 10;
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Thread.sleep(randomNum * 1000);
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conn = m_ds.getConnection();
|
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}
|
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|
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if (conn != null)
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{
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if (conn.getTransactionIsolation() != transactionIsolation)
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conn.setTransactionIsolation(transactionIsolation);
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if (conn.getAutoCommit() != autoCommit)
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conn.setAutoCommit(autoCommit);
|
||||
// conn.setDefaultRowPrefetch(20); // 10 default - reduces round trips
|
||||
}
|
||||
}
|
||||
catch (Exception e)
|
||||
|
|
@ -668,18 +713,29 @@ public class DB_Oracle implements AdempiereDatabase
|
|||
try
|
||||
{
|
||||
if (conn != null) {
|
||||
boolean trace = "true".equalsIgnoreCase(System.getProperty("org.adempiere.db.traceStatus"));
|
||||
int numConnections = m_ds.getNumBusyConnections();
|
||||
if (numConnections > 1)
|
||||
{
|
||||
if (trace)
|
||||
{
|
||||
log.warning(getStatus());
|
||||
}
|
||||
if(numConnections >= m_maxbusyconnections && m_maxbusyconnections > 0)
|
||||
{
|
||||
if (!trace)
|
||||
log.warning(getStatus());
|
||||
//hengsin: make a best effort to reclaim leak connection
|
||||
Runtime.getRuntime().runFinalization();
|
||||
}
|
||||
}
|
||||
} else {
|
||||
//don't use log.severe here as it will try to access db again
|
||||
System.err.println("Failed to acquire new connection. Status=" + getStatus());
|
||||
}
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
|
||||
}
|
||||
if (exception != null)
|
||||
throw exception;
|
||||
|
|
@ -1118,4 +1174,29 @@ public class DB_Oracle implements AdempiereDatabase
|
|||
return false;
|
||||
}
|
||||
|
||||
private int getIntProperty(Properties properties, String key, int defaultValue)
|
||||
{
|
||||
int i = defaultValue;
|
||||
try
|
||||
{
|
||||
String s = properties.getProperty(key);
|
||||
if (s != null && s.trim().length() > 0)
|
||||
i = Integer.parseInt(s);
|
||||
}
|
||||
catch (Exception e) {}
|
||||
return i;
|
||||
}
|
||||
|
||||
private boolean getBooleanProperty(Properties properties, String key, boolean defaultValue)
|
||||
{
|
||||
boolean b = defaultValue;
|
||||
try
|
||||
{
|
||||
String s = properties.getProperty(key);
|
||||
if (s != null && s.trim().length() > 0)
|
||||
b = Boolean.valueOf(s);
|
||||
}
|
||||
catch (Exception e) {}
|
||||
return b;
|
||||
}
|
||||
} // DB_Oracle
|
||||
|
|
|
|||
|
|
@ -10,4 +10,7 @@ Bundle-ClassPath: .,
|
|||
Require-Bundle: org.adempiere.base;bundle-version="1.0.0",
|
||||
org.adempiere.install;bundle-version="1.0.0"
|
||||
Import-Package: junit.framework;version="3.8.2",
|
||||
org.junit;version="4.8.1"
|
||||
org.junit;version="4.8.1",
|
||||
org.osgi.framework
|
||||
Bundle-ActivationPolicy: lazy
|
||||
Bundle-Activator: org.adempiere.db.postgresql.PostgreSQLBundleActivator
|
||||
|
|
|
|||
|
|
@ -0,0 +1,16 @@
|
|||
#timeout
|
||||
IdleConnectionTestPeriod=1200
|
||||
AcquireRetryAttempts=2
|
||||
MaxIdleTimeExcessConnections=1200
|
||||
MaxIdleTime=1200
|
||||
#UnreturnedConnectionTimeout=1800
|
||||
|
||||
#size
|
||||
MaxPoolSize=15
|
||||
InitialPoolSize=1
|
||||
MinPoolSize=1
|
||||
|
||||
#flag
|
||||
TestConnectionOnCheckin=false
|
||||
TestConnectionOnCheckout=false
|
||||
#CheckoutTimeout=60;
|
||||
|
|
@ -0,0 +1,16 @@
|
|||
#timeout
|
||||
IdleConnectionTestPeriod=1200
|
||||
AcquireRetryAttempts=2
|
||||
MaxIdleTimeExcessConnections=1200
|
||||
MaxIdleTime=1200
|
||||
#UnreturnedConnectionTimeout=1800
|
||||
|
||||
#size
|
||||
MaxPoolSize=150
|
||||
InitialPoolSize=10
|
||||
MinPoolSize=5
|
||||
|
||||
#flag
|
||||
TestConnectionOnCheckin=false
|
||||
TestConnectionOnCheckout=false
|
||||
#CheckoutTimeout=60;
|
||||
|
|
@ -0,0 +1,38 @@
|
|||
/******************************************************************************
|
||||
* Product: Adempiere ERP & CRM Smart Business Solution *
|
||||
* Copyright (C) 2010 Heng Sin Low *
|
||||
* This program is free software; you can redistribute it and/or modify it *
|
||||
* under the terms version 2 of the GNU General Public License as published *
|
||||
* by the Free Software Foundation. This program is distributed in the hope *
|
||||
* that it will be useful, but WITHOUT ANY WARRANTY; without even the implied *
|
||||
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
|
||||
* See the GNU General Public License for more details. *
|
||||
* You should have received a copy of the GNU General Public License along *
|
||||
* with this program; if not, write to the Free Software Foundation, Inc., *
|
||||
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *
|
||||
*****************************************************************************/
|
||||
package org.adempiere.db.postgresql;
|
||||
|
||||
import org.osgi.framework.BundleActivator;
|
||||
import org.osgi.framework.BundleContext;
|
||||
|
||||
/**
|
||||
*
|
||||
* @author hengsin
|
||||
*
|
||||
*/
|
||||
public class PostgreSQLBundleActivator implements BundleActivator {
|
||||
|
||||
public static BundleContext bundleContext = null;
|
||||
|
||||
@Override
|
||||
public void start(BundleContext context) throws Exception {
|
||||
bundleContext = context;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void stop(BundleContext context) throws Exception {
|
||||
bundleContext = null;
|
||||
}
|
||||
|
||||
}
|
||||
|
|
@ -18,25 +18,33 @@
|
|||
*****************************************************************************/
|
||||
package org.compiere.db;
|
||||
|
||||
import java.io.IOException;
|
||||
import java.math.BigDecimal;
|
||||
import java.net.URL;
|
||||
import java.sql.Connection;
|
||||
import java.sql.DriverManager;
|
||||
import java.sql.ResultSet;
|
||||
import java.sql.SQLException;
|
||||
import java.sql.Statement;
|
||||
import java.sql.Timestamp;
|
||||
import java.util.Properties;
|
||||
import java.util.Random;
|
||||
import java.util.logging.Level;
|
||||
|
||||
import javax.sql.ConnectionPoolDataSource;
|
||||
import javax.sql.DataSource;
|
||||
import javax.sql.RowSet;
|
||||
|
||||
import org.adempiere.db.postgresql.PostgreSQLBundleActivator;
|
||||
import org.adempiere.exceptions.DBException;
|
||||
import org.compiere.dbPort.Convert;
|
||||
import org.compiere.dbPort.Convert_PostgreSQL;
|
||||
import org.compiere.util.CCache;
|
||||
import org.compiere.util.CLogger;
|
||||
import org.compiere.util.DB;
|
||||
import org.compiere.util.DisplayType;
|
||||
import org.compiere.util.Ini;
|
||||
import org.compiere.util.Trx;
|
||||
|
||||
import com.mchange.v2.c3p0.ComboPooledDataSource;
|
||||
|
||||
|
|
@ -84,6 +92,7 @@ public class DB_PostgreSQL implements AdempiereDatabase
|
|||
/** Cached Database Name */
|
||||
private String m_dbName = null;
|
||||
|
||||
@SuppressWarnings("unused")
|
||||
private String m_userName = null;
|
||||
|
||||
/** Connection String */
|
||||
|
|
@ -96,6 +105,10 @@ public class DB_PostgreSQL implements AdempiereDatabase
|
|||
|
||||
public static final String NATIVE_MARKER = "NATIVE_"+Database.DB_POSTGRESQL+"_KEYWORK";
|
||||
|
||||
private CCache<String, String> convertCache = new CCache<String, String>("SQLConvertCache", 100, 0);
|
||||
|
||||
private Random rand = new Random();
|
||||
|
||||
/**
|
||||
* Get Database Name
|
||||
* @return database short name
|
||||
|
|
@ -271,6 +284,7 @@ public class DB_PostgreSQL implements AdempiereDatabase
|
|||
sb.append(" , # Busy Connections: ").append(m_ds.getNumBusyConnections());
|
||||
sb.append(" , # Idle Connections: ").append(m_ds.getNumIdleConnections());
|
||||
sb.append(" , # Orphaned Connections: ").append(m_ds.getNumUnclosedOrphanedConnections());
|
||||
sb.append(" , # Active Transactions: ").append(Trx.getActiveTransactions().length);
|
||||
}
|
||||
catch (Exception e)
|
||||
{}
|
||||
|
|
@ -286,23 +300,19 @@ public class DB_PostgreSQL implements AdempiereDatabase
|
|||
*/
|
||||
public String convertStatement (String oraStatement)
|
||||
{
|
||||
String cache = convertCache.get(oraStatement);
|
||||
if (cache != null) {
|
||||
Convert.logMigrationScript(oraStatement, cache);
|
||||
return cache;
|
||||
}
|
||||
|
||||
String retValue[] = m_convert.convert(oraStatement);
|
||||
|
||||
//begin vpj-cd e-evolution 03/14/2005
|
||||
if (retValue.length == 0 )
|
||||
if (retValue == null || retValue.length == 0 )
|
||||
return oraStatement;
|
||||
//end vpj-cd e-evolution 03/14/2005
|
||||
|
||||
if (retValue == null)
|
||||
//begin vpj-cd 24/06/2005 e-evolution
|
||||
{
|
||||
log.log(Level.SEVERE,("DB_PostgreSQL.convertStatement - Not Converted (" + oraStatement + ") - "
|
||||
+ m_convert.getConversionError()));
|
||||
throw new IllegalArgumentException
|
||||
("DB_PostgreSQL.convertStatement - Not Converted (" + oraStatement + ") - "
|
||||
+ m_convert.getConversionError());
|
||||
}
|
||||
// end vpj-cd 24/06/2005 e-evolution
|
||||
if (retValue.length != 1)
|
||||
//begin vpj-cd 24/06/2005 e-evolution
|
||||
{
|
||||
|
|
@ -313,6 +323,9 @@ public class DB_PostgreSQL implements AdempiereDatabase
|
|||
+ " (" + oraStatement + ") - " + m_convert.getConversionError());
|
||||
}
|
||||
//end vpj-cd 24/06/2005 e-evolution
|
||||
|
||||
convertCache.put(oraStatement, retValue[0]);
|
||||
|
||||
// Diagnostics (show changed, but not if AD_Error
|
||||
if (log.isLoggable(Level.FINE))
|
||||
{
|
||||
|
|
@ -506,29 +519,89 @@ public class DB_PostgreSQL implements AdempiereDatabase
|
|||
public Connection getCachedConnection (CConnection connection,
|
||||
boolean autoCommit, int transactionIsolation)
|
||||
throws Exception
|
||||
{
|
||||
Connection conn = null;
|
||||
Exception exception = null;
|
||||
try
|
||||
{
|
||||
if (m_ds == null)
|
||||
getDataSource(connection);
|
||||
//
|
||||
Connection conn = m_ds.getConnection();
|
||||
if (conn != null) {
|
||||
//
|
||||
conn.setAutoCommit(autoCommit);
|
||||
conn.setTransactionIsolation(transactionIsolation);
|
||||
|
||||
//
|
||||
try
|
||||
{
|
||||
int numConnections = m_ds.getNumBusyConnections();
|
||||
if(numConnections >= m_maxbusyconnections && m_maxbusyconnections > 0)
|
||||
{
|
||||
//system is under heavy load, wait between 20 to 40 seconds
|
||||
int randomNum = rand.nextInt(40 - 20 + 1) + 20;
|
||||
Thread.sleep(randomNum * 1000);
|
||||
}
|
||||
conn = m_ds.getConnection();
|
||||
if (conn == null) {
|
||||
//try again after 10 to 30 seconds
|
||||
int randomNum = rand.nextInt(30 - 10 + 1) + 10;
|
||||
Thread.sleep(randomNum * 1000);
|
||||
conn = m_ds.getConnection();
|
||||
}
|
||||
|
||||
if (conn != null)
|
||||
{
|
||||
if (conn.getTransactionIsolation() != transactionIsolation)
|
||||
conn.setTransactionIsolation(transactionIsolation);
|
||||
if (conn.getAutoCommit() != autoCommit)
|
||||
conn.setAutoCommit(autoCommit);
|
||||
}
|
||||
}
|
||||
catch (Exception e)
|
||||
{
|
||||
exception = e;
|
||||
conn = null;
|
||||
}
|
||||
|
||||
if (conn == null && exception != null)
|
||||
{
|
||||
//log might cause infinite loop since it will try to acquire database connection again
|
||||
/*
|
||||
log.log(Level.SEVERE, exception.toString());
|
||||
log.fine(toString()); */
|
||||
System.err.println(exception.toString());
|
||||
}
|
||||
}
|
||||
catch (Exception e)
|
||||
{
|
||||
exception = e;
|
||||
}
|
||||
|
||||
try
|
||||
{
|
||||
if (conn != null) {
|
||||
boolean trace = "true".equalsIgnoreCase(System.getProperty("org.adempiere.db.traceStatus"));
|
||||
int numConnections = m_ds.getNumBusyConnections();
|
||||
if (numConnections > 1)
|
||||
{
|
||||
if (trace)
|
||||
{
|
||||
log.warning(getStatus());
|
||||
}
|
||||
if(numConnections >= m_maxbusyconnections && m_maxbusyconnections > 0)
|
||||
{
|
||||
if (!trace)
|
||||
log.warning(getStatus());
|
||||
//hengsin: make a best effort to reclaim leak connection
|
||||
Runtime.getRuntime().runFinalization();
|
||||
}
|
||||
}
|
||||
catch (Exception ex)
|
||||
{}
|
||||
} else {
|
||||
//don't use log.severe here as it will try to access db again
|
||||
System.err.println("Failed to acquire new connection. Status=" + getStatus());
|
||||
}
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
}
|
||||
if (exception != null)
|
||||
throw exception;
|
||||
return conn;
|
||||
} // getCachedConnection
|
||||
|
||||
|
|
@ -543,6 +616,25 @@ public class DB_PostgreSQL implements AdempiereDatabase
|
|||
if (m_ds != null)
|
||||
return m_ds;
|
||||
|
||||
URL url = Ini.isClient()
|
||||
? PostgreSQLBundleActivator.bundleContext.getBundle().getEntry("META-INF/pool/client.properties")
|
||||
: PostgreSQLBundleActivator.bundleContext.getBundle().getEntry("META-INF/pool/server.properties");
|
||||
Properties poolProperties = new Properties();
|
||||
try {
|
||||
poolProperties.load(url.openStream());
|
||||
} catch (IOException e) {
|
||||
throw new DBException(e);
|
||||
}
|
||||
|
||||
int idleConnectionTestPeriod = getIntProperty(poolProperties, "IdleConnectionTestPeriod", 1200);
|
||||
int acquireRetryAttempts = getIntProperty(poolProperties, "AcquireRetryAttempts", 2);
|
||||
int maxIdleTimeExcessConnections = getIntProperty(poolProperties, "MaxIdleTimeExcessConnections", 1200);
|
||||
int maxIdleTime = getIntProperty(poolProperties, "MaxIdleTime", 1200);
|
||||
int unreturnedConnectionTimeout = getIntProperty(poolProperties, "UnreturnedConnectionTimeout", 0);
|
||||
boolean testConnectionOnCheckin = getBooleanProperty(poolProperties, "TestConnectionOnCheckin", false);
|
||||
boolean testConnectionOnCheckout = getBooleanProperty(poolProperties, "TestConnectionOnCheckout", false);
|
||||
int checkoutTimeout = getIntProperty(poolProperties, "CheckoutTimeout", 0);
|
||||
|
||||
try
|
||||
{
|
||||
System.setProperty("com.mchange.v2.log.MLog", "com.mchange.v2.log.FallbackMLog");
|
||||
|
|
@ -555,34 +647,44 @@ public class DB_PostgreSQL implements AdempiereDatabase
|
|||
cpds.setUser(connection.getDbUid());
|
||||
cpds.setPassword(connection.getDbPwd());
|
||||
cpds.setPreferredTestQuery(DEFAULT_CONN_TEST_SQL);
|
||||
cpds.setIdleConnectionTestPeriod(1200);
|
||||
//cpds.setTestConnectionOnCheckin(true);
|
||||
//cpds.setTestConnectionOnCheckout(true);
|
||||
cpds.setAcquireRetryAttempts(2);
|
||||
//cpds.setCheckoutTimeout(60);
|
||||
cpds.setIdleConnectionTestPeriod(idleConnectionTestPeriod);
|
||||
cpds.setMaxIdleTimeExcessConnections(maxIdleTimeExcessConnections);
|
||||
cpds.setMaxIdleTime(maxIdleTime);
|
||||
cpds.setTestConnectionOnCheckin(testConnectionOnCheckin);
|
||||
cpds.setTestConnectionOnCheckout(testConnectionOnCheckout);
|
||||
cpds.setAcquireRetryAttempts(acquireRetryAttempts);
|
||||
if (checkoutTimeout > 0)
|
||||
cpds.setCheckoutTimeout(checkoutTimeout);
|
||||
|
||||
if (Ini.isClient())
|
||||
{
|
||||
cpds.setInitialPoolSize(1);
|
||||
cpds.setMinPoolSize(1);
|
||||
cpds.setMaxPoolSize(15);
|
||||
cpds.setMaxIdleTimeExcessConnections(1200);
|
||||
cpds.setMaxIdleTime(900);
|
||||
m_maxbusyconnections = 10;
|
||||
int maxPoolSize = getIntProperty(poolProperties, "MaxPoolSize", 15);
|
||||
int initialPoolSize = getIntProperty(poolProperties, "InitialPoolSize", 1);
|
||||
int minPoolSize = getIntProperty(poolProperties, "MinPoolSize", 1);
|
||||
cpds.setInitialPoolSize(initialPoolSize);
|
||||
cpds.setMinPoolSize(minPoolSize);
|
||||
cpds.setMaxPoolSize(maxPoolSize);
|
||||
|
||||
m_maxbusyconnections = (int) (maxPoolSize * 0.9);
|
||||
}
|
||||
else
|
||||
{
|
||||
cpds.setInitialPoolSize(10);
|
||||
cpds.setMinPoolSize(5);
|
||||
cpds.setMaxPoolSize(150);
|
||||
cpds.setMaxIdleTimeExcessConnections(1200);
|
||||
cpds.setMaxIdleTime(1200);
|
||||
m_maxbusyconnections = 120;
|
||||
int maxPoolSize = getIntProperty(poolProperties, "MaxPoolSize", 400);
|
||||
int initialPoolSize = getIntProperty(poolProperties, "InitialPoolSize", 10);
|
||||
int minPoolSize = getIntProperty(poolProperties, "MinPoolSize", 5);
|
||||
cpds.setInitialPoolSize(initialPoolSize);
|
||||
cpds.setInitialPoolSize(initialPoolSize);
|
||||
cpds.setMinPoolSize(minPoolSize);
|
||||
cpds.setMaxPoolSize(maxPoolSize);
|
||||
m_maxbusyconnections = (int) (maxPoolSize * 0.9);
|
||||
}
|
||||
|
||||
if (unreturnedConnectionTimeout > 0)
|
||||
{
|
||||
//the following sometimes kill active connection!
|
||||
//cpds.setUnreturnedConnectionTimeout(1200);
|
||||
//cpds.setDebugUnreturnedConnectionStackTraces(true);
|
||||
cpds.setUnreturnedConnectionTimeout(1200);
|
||||
cpds.setDebugUnreturnedConnectionStackTraces(true);
|
||||
}
|
||||
|
||||
m_ds = cpds;
|
||||
}
|
||||
|
|
@ -732,42 +834,6 @@ public class DB_PostgreSQL implements AdempiereDatabase
|
|||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Test
|
||||
* @param args ignored
|
||||
*/
|
||||
public static void main(String[] args)
|
||||
{
|
||||
DB_PostgreSQL postgresql = new DB_PostgreSQL();
|
||||
//
|
||||
String databaseName = "adempiere";
|
||||
String uid = "adempiere";
|
||||
String pwd = "adempiere";
|
||||
String jdbcURL = postgresql.getConnectionURL("vpj", DEFAULT_PORT, databaseName, uid);
|
||||
System.out.println(jdbcURL);
|
||||
try
|
||||
{
|
||||
postgresql.getDriver();
|
||||
Connection conn = DriverManager.getConnection (jdbcURL, uid, pwd);
|
||||
|
||||
//CachedRowSetImpl crs = null;
|
||||
//crs = new CachedRowSetImpl();
|
||||
//crs.setSyncProvider("com.sun.rowset.providers.RIOptimisticProvider");
|
||||
//crs.setConcurrency(ResultSet.CONCUR_READ_ONLY);
|
||||
//crs.setType(ResultSet.TYPE_SCROLL_INSENSITIVE);
|
||||
//crs.setCommand("SELECT * FROM AD_Client");
|
||||
//
|
||||
//crs.execute(conn);
|
||||
//
|
||||
conn.close();
|
||||
conn = null;
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
ex.printStackTrace();
|
||||
}
|
||||
} // main
|
||||
|
||||
public int getNextID(String name) {
|
||||
|
||||
int m_sequence_id = DB.getSQLValue(null, "SELECT nextval('"+name.toLowerCase()+"')");
|
||||
|
|
@ -824,4 +890,30 @@ public class DB_PostgreSQL implements AdempiereDatabase
|
|||
public boolean isPagingSupported() {
|
||||
return true;
|
||||
}
|
||||
|
||||
private int getIntProperty(Properties properties, String key, int defaultValue)
|
||||
{
|
||||
int i = defaultValue;
|
||||
try
|
||||
{
|
||||
String s = properties.getProperty(key);
|
||||
if (s != null && s.trim().length() > 0)
|
||||
i = Integer.parseInt(s);
|
||||
}
|
||||
catch (Exception e) {}
|
||||
return i;
|
||||
}
|
||||
|
||||
private boolean getBooleanProperty(Properties properties, String key, boolean defaultValue)
|
||||
{
|
||||
boolean b = defaultValue;
|
||||
try
|
||||
{
|
||||
String s = properties.getProperty(key);
|
||||
if (s != null && s.trim().length() > 0)
|
||||
b = Boolean.valueOf(s);
|
||||
}
|
||||
catch (Exception e) {}
|
||||
return b;
|
||||
}
|
||||
} // DB_PostgreSQL
|
||||
|
|
|
|||
Loading…
Reference in New Issue