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TEIID-1092 adding session variables and a minor refactoring of dqpcore
inner classes
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64 changes: 64 additions & 0 deletions
64
engine/src/main/java/org/teiid/dqp/internal/process/ClientState.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| /* | ||
| * JBoss, Home of Professional Open Source. | ||
| * See the COPYRIGHT.txt file distributed with this work for information | ||
| * regarding copyright ownership. Some portions may be licensed | ||
| * to Red Hat, Inc. under one or more contributor license agreements. | ||
| * | ||
| * This library is free software; you can redistribute it and/or | ||
| * modify it under the terms of the GNU Lesser General Public | ||
| * License as published by the Free Software Foundation; either | ||
| * version 2.1 of the License, or (at your option) any later version. | ||
| * | ||
| * This library 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 | ||
| * Lesser General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public | ||
| * License along with this library; if not, write to the Free Software | ||
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | ||
| * 02110-1301 USA. | ||
| */ | ||
|
|
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| package org.teiid.dqp.internal.process; | ||
|
|
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| import java.util.ArrayList; | ||
| import java.util.Collections; | ||
| import java.util.LinkedList; | ||
| import java.util.List; | ||
|
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| import org.teiid.dqp.message.RequestID; | ||
| import org.teiid.query.tempdata.TempTableStore; | ||
|
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| /** | ||
| * | ||
| */ | ||
| //TODO: merge with DQPWorkContext | ||
| class ClientState { | ||
| List<RequestID> requests; | ||
| TempTableStore sessionTables; | ||
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| public ClientState(TempTableStore tableStoreImpl) { | ||
| this.sessionTables = tableStoreImpl; | ||
| } | ||
|
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| public synchronized void addRequest(RequestID requestID) { | ||
| if (requests == null) { | ||
| requests = new LinkedList<RequestID>(); | ||
| } | ||
| requests.add(requestID); | ||
| } | ||
|
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| public synchronized List<RequestID> getRequests() { | ||
| if (requests == null) { | ||
| return Collections.emptyList(); | ||
| } | ||
| return new ArrayList<RequestID>(requests); | ||
| } | ||
|
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| public synchronized void removeRequest(RequestID requestID) { | ||
| if (requests != null) { | ||
| requests.remove(requestID); | ||
| } | ||
| } | ||
| } |
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93 changes: 93 additions & 0 deletions
93
engine/src/main/java/org/teiid/dqp/internal/process/FutureWork.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,93 @@ | ||
| /* | ||
| * JBoss, Home of Professional Open Source. | ||
| * See the COPYRIGHT.txt file distributed with this work for information | ||
| * regarding copyright ownership. Some portions may be licensed | ||
| * to Red Hat, Inc. under one or more contributor license agreements. | ||
| * | ||
| * This library is free software; you can redistribute it and/or | ||
| * modify it under the terms of the GNU Lesser General Public | ||
| * License as published by the Free Software Foundation; either | ||
| * version 2.1 of the License, or (at your option) any later version. | ||
| * | ||
| * This library 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 | ||
| * Lesser General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public | ||
| * License along with this library; if not, write to the Free Software | ||
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | ||
| * 02110-1301 USA. | ||
| */ | ||
|
|
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| package org.teiid.dqp.internal.process; | ||
|
|
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| import java.util.LinkedList; | ||
| import java.util.List; | ||
| import java.util.concurrent.Callable; | ||
| import java.util.concurrent.FutureTask; | ||
|
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| import javax.resource.spi.work.Work; | ||
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| import org.teiid.dqp.internal.process.DQPCore.CompletionListener; | ||
| import org.teiid.dqp.internal.process.ThreadReuseExecutor.PrioritizedRunnable; | ||
| import org.teiid.logging.LogConstants; | ||
| import org.teiid.logging.LogManager; | ||
|
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| public final class FutureWork<T> extends FutureTask<T> implements PrioritizedRunnable, Work { | ||
| private int priority; | ||
| private long creationTime = System.currentTimeMillis(); | ||
| private DQPWorkContext workContext = DQPWorkContext.getWorkContext(); | ||
| private List<CompletionListener<T>> completionListeners = new LinkedList<CompletionListener<T>>(); | ||
| private String parentName; | ||
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| public FutureWork(final Callable<T> processor, int priority) { | ||
| super(processor); | ||
| this.parentName = Thread.currentThread().getName(); | ||
| this.priority = priority; | ||
| } | ||
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| public FutureWork(final Runnable processor, T result, int priority) { | ||
| super(processor, result); | ||
| this.priority = priority; | ||
| } | ||
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| @Override | ||
| public void run() { | ||
| LogManager.logDetail(LogConstants.CTX_DQP, "Running task for parent thread", parentName); //$NON-NLS-1$ | ||
| super.run(); | ||
| } | ||
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| @Override | ||
| public int getPriority() { | ||
| return priority; | ||
| } | ||
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| @Override | ||
| public long getCreationTime() { | ||
| return creationTime; | ||
| } | ||
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| @Override | ||
| public DQPWorkContext getDqpWorkContext() { | ||
| return workContext; | ||
| } | ||
|
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| @Override | ||
| public void release() { | ||
|
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| } | ||
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| void addCompletionListener(CompletionListener<T> completionListener) { | ||
| this.completionListeners.add(completionListener); | ||
| } | ||
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| @Override | ||
| protected void done() { | ||
| for (CompletionListener<T> listener : this.completionListeners) { | ||
| listener.onCompletion(this); | ||
| } | ||
| completionListeners.clear(); | ||
| } | ||
|
|
||
| } |
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