| /* |
| * Copyright (c) 1997, 2020 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0, which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * This Source Code may also be made available under the following Secondary |
| * Licenses when the conditions for such availability set forth in the |
| * Eclipse Public License v. 2.0 are satisfied: GNU General Public License, |
| * version 2 with the GNU Classpath Exception, which is available at |
| * https://www.gnu.org/software/classpath/license.html. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 |
| */ |
| |
| package com.sun.enterprise.resource.allocator; |
| |
| import com.sun.enterprise.deployment.ConnectorDescriptor; |
| import com.sun.enterprise.resource.ClientSecurityInfo; |
| import com.sun.enterprise.resource.ResourceHandle; |
| import com.sun.enterprise.resource.ResourceSpec; |
| import com.sun.enterprise.resource.AssocWithThreadResourceHandle; |
| import com.sun.enterprise.resource.pool.PoolManager; |
| import com.sun.enterprise.connectors.ConnectorRuntime; |
| import com.sun.appserv.connectors.internal.api.PoolingException; |
| import com.sun.appserv.connectors.internal.api.ConnectorRuntimeException; |
| import com.sun.appserv.connectors.internal.api.ConnectorConstants; |
| import com.sun.logging.LogDomains; |
| |
| import jakarta.resource.ResourceException; |
| import jakarta.resource.spi.ConnectionRequestInfo; |
| import jakarta.resource.spi.ManagedConnection; |
| import jakarta.resource.spi.ManagedConnectionFactory; |
| import jakarta.resource.spi.ValidatingManagedConnectionFactory; |
| import javax.security.auth.Subject; |
| import java.util.HashSet; |
| import java.util.Set; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| |
| |
| /** |
| * An abstract implementation of the <code>ResourceAllocator</code> interface |
| * that houses all the common implementation(s) of the various connector allocators. |
| * All resource allocators except <code>BasicResourceAllocator</code> extend this |
| * abstract implementation |
| * |
| * @author Sivakumar Thyagarajan |
| */ |
| public abstract class AbstractConnectorAllocator |
| implements ResourceAllocator { |
| |
| protected PoolManager poolMgr; |
| protected ResourceSpec spec; |
| protected ConnectionRequestInfo reqInfo; |
| protected Subject subject; |
| protected ManagedConnectionFactory mcf; |
| protected ConnectorDescriptor desc; |
| protected ClientSecurityInfo info; |
| |
| protected final static Logger _logger = LogDomains.getLogger(AbstractConnectorAllocator.class,LogDomains.RSR_LOGGER); |
| |
| public AbstractConnectorAllocator() { |
| } |
| |
| public AbstractConnectorAllocator(PoolManager poolMgr, |
| ManagedConnectionFactory mcf, |
| ResourceSpec spec, |
| Subject subject, |
| ConnectionRequestInfo reqInfo, |
| ClientSecurityInfo info, |
| ConnectorDescriptor desc) { |
| this.poolMgr = poolMgr; |
| this.mcf = mcf; |
| this.spec = spec; |
| this.subject = subject; |
| this.reqInfo = reqInfo; |
| this.info = info; |
| this.desc = desc; |
| |
| } |
| |
| public Set getInvalidConnections(Set connectionSet) |
| throws ResourceException { |
| if (mcf instanceof ValidatingManagedConnectionFactory) { |
| return ((ValidatingManagedConnectionFactory) this.mcf). |
| getInvalidConnections(connectionSet); |
| } |
| return null; |
| } |
| |
| public boolean isConnectionValid(ResourceHandle h) { |
| HashSet conn = new HashSet(); |
| conn.add(h.getResource()); |
| Set invalids = null; |
| try { |
| invalids = getInvalidConnections(conn); |
| } catch (ResourceException re) { |
| //ignore and continue?? |
| //there's nothing the container can do but log it. |
| Object[] args = new Object[] { |
| h.getResourceSpec().getPoolInfo(), |
| re.getClass(), |
| re.getMessage() }; |
| _logger.log(Level.WARNING, |
| "pool.get_invalid_connections_resourceexception", args); |
| if(_logger.isLoggable(Level.FINE)) { |
| _logger.log(Level.FINE, "", re); |
| } |
| } |
| |
| if ((invalids != null && invalids.size() > 0) || |
| h.hasConnectionErrorOccurred()) { |
| return false; |
| } |
| |
| return true; |
| } |
| |
| public void destroyResource(ResourceHandle resourceHandle) |
| throws PoolingException { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public void fillInResourceObjects(ResourceHandle resourceHandle) |
| throws PoolingException { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public boolean supportsReauthentication() { |
| return this.desc.supportsReauthentication(); |
| } |
| |
| public boolean isTransactional() { |
| return true; |
| } |
| |
| public void cleanup(ResourceHandle h) throws PoolingException { |
| try { |
| ManagedConnection mc = (ManagedConnection) h.getResource(); |
| mc.cleanup(); |
| } catch (Exception ex) { |
| _logger.log(Level.WARNING, "managed_con.cleanup-failed", ex); |
| throw new PoolingException(ex.toString(), ex); |
| } |
| } |
| |
| public boolean matchConnection(ResourceHandle h) { |
| Set set = new HashSet(); |
| set.add(h.getResource()); |
| try { |
| ManagedConnection mc = |
| mcf.matchManagedConnections(set, subject, reqInfo); |
| return (mc != null); |
| } catch (ResourceException ex) { |
| return false; |
| } |
| } |
| |
| public void closeUserConnection(ResourceHandle resource) throws PoolingException { |
| |
| try { |
| ManagedConnection mc = (ManagedConnection) resource.getResource(); |
| mc.cleanup(); |
| } catch (ResourceException ex) { |
| throw new PoolingException(ex); |
| } |
| } |
| |
| public boolean shareableWithinComponent() { |
| return false; |
| } |
| |
| public Object getSharedConnection(ResourceHandle h) |
| throws PoolingException { |
| throw new UnsupportedOperationException(); |
| } |
| |
| protected ResourceHandle createResourceHandle(Object resource, ResourceSpec spec, |
| ResourceAllocator alloc, ClientSecurityInfo info) { |
| |
| ConnectorConstants.PoolType pt = ConnectorConstants.PoolType.STANDARD_POOL; |
| try { |
| pt = ConnectorRuntime.getRuntime().getPoolType(spec.getPoolInfo()); |
| } catch (ConnectorRuntimeException cre) { |
| _logger.log(Level.WARNING,"unable_to_determine_pool_type", spec.getPoolInfo()); |
| } |
| if (pt == ConnectorConstants.PoolType.ASSOCIATE_WITH_THREAD_POOL) { |
| return new AssocWithThreadResourceHandle(resource, spec, alloc, info); |
| } else { |
| return new ResourceHandle(resource, spec, alloc, info); |
| } |
| } |
| |
| public boolean hasValidatingMCF() { |
| return mcf instanceof ValidatingManagedConnectionFactory; |
| } |
| |
| } |