X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=bundles%2Forg.simantics.db.layer0%2Fsrc%2Forg%2Fsimantics%2Fdb%2Flayer0%2Futil%2FSessionGarbageCollection.java;h=3fceebea2827b6cdcc7ea0b4a3514f545fc4de8f;hb=refs%2Fchanges%2F66%2F1266%2F1;hp=acbf18485f635d3d0ad136cc78b71a6922ca861d;hpb=969bd23cab98a79ca9101af33334000879fb60c5;p=simantics%2Fplatform.git
diff --git a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/util/SessionGarbageCollection.java b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/util/SessionGarbageCollection.java
index acbf18485..3fceebea2 100644
--- a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/util/SessionGarbageCollection.java
+++ b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/util/SessionGarbageCollection.java
@@ -1,148 +1,148 @@
-/*******************************************************************************
- * Copyright (c) 2007, 2011 Association for Decentralized Information Management
- * in Industry THTH ry.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- *
- * Contributors:
- * VTT Technical Research Centre of Finland - initial API and implementation
- *******************************************************************************/
-package org.simantics.db.layer0.util;
-
-import java.util.function.Consumer;
-
-import org.eclipse.core.runtime.IProgressMonitor;
-import org.eclipse.core.runtime.NullProgressMonitor;
-import org.simantics.db.ReadGraph;
-import org.simantics.db.Session;
-import org.simantics.db.WriteGraph;
-import org.simantics.db.common.request.WriteRequest;
-import org.simantics.db.common.utils.Logger;
-import org.simantics.db.exception.DatabaseException;
-import org.simantics.db.service.ClusterControl;
-import org.simantics.db.service.LifecycleSupport;
-import org.simantics.db.service.QueryControl;
-import org.simantics.utils.DataContainer;
-import org.simantics.utils.datastructures.Callback;
-
-/**
- * @author Tuukka Lehtonen
- */
-public class SessionGarbageCollection {
- /**
- * collect everything possible, default target is 0 queries.
- */
- private static int DEFAULT_ALLOWED_TIME = 300;
- public static int getDefaultQueryTarget() {
- return DEFAULT_ALLOWED_TIME;
- }
- public static void setDefaultAllowedTime(int a) {
- DEFAULT_ALLOWED_TIME = a;
- }
- /**
- * Default maximum cluster memory consumption target is 32MB.
- */
- private static int DEFAULT_CLUSTER_TARGET = -1;
- public static int getDefaultClusterTarget() {
- return DEFAULT_CLUSTER_TARGET;
- }
- public static void setDefaultClusterTarget(int a) {
- DEFAULT_CLUSTER_TARGET = a;
- }
- /**
- * @param monitor null
if progress monitor not available
- * @param session the session to GC
- * @param sync true
to block until gc is completed
- * @param errorCallback callback for any errors occuring during the
- * operation or null
to ignore errors
- */
- public static boolean gc(IProgressMonitor monitor, Session session, boolean sync,
- final Consumer errorCallback) {
- long took = gc(monitor, session, sync, errorCallback, DEFAULT_ALLOWED_TIME, DEFAULT_CLUSTER_TARGET);
- return ((16*took) / DEFAULT_ALLOWED_TIME) > 15;
- }
-
- public static void gc(ReadGraph graph, final int allowedTimeInMs, final int clusterTarget) throws DatabaseException {
- doIt(null, graph, allowedTimeInMs, clusterTarget);
- }
-
- private static void doIt(IProgressMonitor _monitor, ReadGraph graph, final int allowedTimeInMs, final int clusterTarget) {
- if(_monitor == null) _monitor = new NullProgressMonitor();
- QueryControl qc = graph.getService(QueryControl.class);
- ClusterControl cc = graph.getService(ClusterControl.class);
- _monitor.beginTask("Collect clusters", IProgressMonitor.UNKNOWN);
- cc.gc(graph, clusterTarget);
- _monitor.beginTask("Collect queries", IProgressMonitor.UNKNOWN);
- qc.gc(graph, allowedTimeInMs);
- }
-
- /**
- * @param monitor
- * @param session
- * @param sync
- * @param errorCallback
- */
- /**
- * @param monitor null
if progress monitor not available
- * @param session the session to GC
- * @param sync true
to block until gc is completed
- * @param errorCallback callback for any errors occuring during the
- * operation or null
to ignore errors
- * @param allowedTimeInMs the time allowed for query collection in ms
- * @param clusterTarget target for the maximum amount of memory in bytes to
- * be consumed by cluster caches after collection.
- */
- public static long gc(IProgressMonitor monitor, Session session, boolean sync,
- final Consumer errorCallback, final int allowedTimeInMs, final int clusterTarget) {
- if (monitor == null)
- monitor = new NullProgressMonitor();
- final IProgressMonitor _monitor = monitor;
- if (session == null)
- throw new NullPointerException("null session");
-
- final DataContainer took = new DataContainer(0L);
-
- WriteRequest request = new WriteRequest() {
- @Override
- public void perform(WriteGraph graph) throws DatabaseException {
- long start = System.nanoTime();
- doIt(_monitor, graph, allowedTimeInMs, clusterTarget);
- long duration = System.nanoTime()-start;
- took.set((long)(duration*1e-6));
- }
- };
-
- LifecycleSupport lfs = session.peekService(LifecycleSupport.class);
- if (lfs == null || lfs.isClosed() || lfs.isClosing())
- return 0L;
-
- if (sync) {
- try {
- session.syncRequest(request);
- } catch (DatabaseException e) {
- if (errorCallback != null)
- errorCallback.accept(e);
- else
- Logger.defaultLogError(e);
- }
- } else {
- session.asyncRequest(request, new Callback() {
- @Override
- public void run(DatabaseException e) {
- if (e != null) {
- if (errorCallback != null)
- errorCallback.accept(e);
- else
- Logger.defaultLogError(e);
- }
- }
- });
- }
-
- return took.get();
-
- }
-
-}
+/*******************************************************************************
+ * Copyright (c) 2007, 2011 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.db.layer0.util;
+
+import java.util.function.Consumer;
+
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.NullProgressMonitor;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Session;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.common.request.WriteRequest;
+import org.simantics.db.common.utils.Logger;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.service.ClusterControl;
+import org.simantics.db.service.LifecycleSupport;
+import org.simantics.db.service.QueryControl;
+import org.simantics.utils.DataContainer;
+import org.simantics.utils.datastructures.Callback;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public class SessionGarbageCollection {
+ /**
+ * collect everything possible, default target is 0 queries.
+ */
+ private static int DEFAULT_ALLOWED_TIME = 300;
+ public static int getDefaultQueryTarget() {
+ return DEFAULT_ALLOWED_TIME;
+ }
+ public static void setDefaultAllowedTime(int a) {
+ DEFAULT_ALLOWED_TIME = a;
+ }
+ /**
+ * Default maximum cluster memory consumption target is 32MB.
+ */
+ private static int DEFAULT_CLUSTER_TARGET = -1;
+ public static int getDefaultClusterTarget() {
+ return DEFAULT_CLUSTER_TARGET;
+ }
+ public static void setDefaultClusterTarget(int a) {
+ DEFAULT_CLUSTER_TARGET = a;
+ }
+ /**
+ * @param monitor null
if progress monitor not available
+ * @param session the session to GC
+ * @param sync true
to block until gc is completed
+ * @param errorCallback callback for any errors occuring during the
+ * operation or null
to ignore errors
+ */
+ public static boolean gc(IProgressMonitor monitor, Session session, boolean sync,
+ final Consumer errorCallback) {
+ long took = gc(monitor, session, sync, errorCallback, DEFAULT_ALLOWED_TIME, DEFAULT_CLUSTER_TARGET);
+ return ((16*took) / DEFAULT_ALLOWED_TIME) > 15;
+ }
+
+ public static void gc(ReadGraph graph, final int allowedTimeInMs, final int clusterTarget) throws DatabaseException {
+ doIt(null, graph, allowedTimeInMs, clusterTarget);
+ }
+
+ private static void doIt(IProgressMonitor _monitor, ReadGraph graph, final int allowedTimeInMs, final int clusterTarget) {
+ if(_monitor == null) _monitor = new NullProgressMonitor();
+ QueryControl qc = graph.getService(QueryControl.class);
+ ClusterControl cc = graph.getService(ClusterControl.class);
+ _monitor.beginTask("Collect clusters", IProgressMonitor.UNKNOWN);
+ cc.gc(graph, clusterTarget);
+ _monitor.beginTask("Collect queries", IProgressMonitor.UNKNOWN);
+ qc.gc(graph, allowedTimeInMs);
+ }
+
+ /**
+ * @param monitor
+ * @param session
+ * @param sync
+ * @param errorCallback
+ */
+ /**
+ * @param monitor null
if progress monitor not available
+ * @param session the session to GC
+ * @param sync true
to block until gc is completed
+ * @param errorCallback callback for any errors occuring during the
+ * operation or null
to ignore errors
+ * @param allowedTimeInMs the time allowed for query collection in ms
+ * @param clusterTarget target for the maximum amount of memory in bytes to
+ * be consumed by cluster caches after collection.
+ */
+ public static long gc(IProgressMonitor monitor, Session session, boolean sync,
+ final Consumer errorCallback, final int allowedTimeInMs, final int clusterTarget) {
+ if (monitor == null)
+ monitor = new NullProgressMonitor();
+ final IProgressMonitor _monitor = monitor;
+ if (session == null)
+ throw new NullPointerException("null session");
+
+ final DataContainer took = new DataContainer(0L);
+
+ WriteRequest request = new WriteRequest() {
+ @Override
+ public void perform(WriteGraph graph) throws DatabaseException {
+ long start = System.nanoTime();
+ doIt(_monitor, graph, allowedTimeInMs, clusterTarget);
+ long duration = System.nanoTime()-start;
+ took.set((long)(duration*1e-6));
+ }
+ };
+
+ LifecycleSupport lfs = session.peekService(LifecycleSupport.class);
+ if (lfs == null || lfs.isClosed() || lfs.isClosing())
+ return 0L;
+
+ if (sync) {
+ try {
+ session.syncRequest(request);
+ } catch (DatabaseException e) {
+ if (errorCallback != null)
+ errorCallback.accept(e);
+ else
+ Logger.defaultLogError(e);
+ }
+ } else {
+ session.asyncRequest(request, new Callback() {
+ @Override
+ public void run(DatabaseException e) {
+ if (e != null) {
+ if (errorCallback != null)
+ errorCallback.accept(e);
+ else
+ Logger.defaultLogError(e);
+ }
+ }
+ });
+ }
+
+ return took.get();
+
+ }
+
+}