diff options
Diffstat (limited to 'plugins/org.eclipse.emf.cdo.common/src/org/eclipse/emf/cdo/common/model/CDOPackageRegistryPopulator.java')
-rw-r--r-- | plugins/org.eclipse.emf.cdo.common/src/org/eclipse/emf/cdo/common/model/CDOPackageRegistryPopulator.java | 318 |
1 files changed, 159 insertions, 159 deletions
diff --git a/plugins/org.eclipse.emf.cdo.common/src/org/eclipse/emf/cdo/common/model/CDOPackageRegistryPopulator.java b/plugins/org.eclipse.emf.cdo.common/src/org/eclipse/emf/cdo/common/model/CDOPackageRegistryPopulator.java index 138e887f1d..26e11b8b96 100644 --- a/plugins/org.eclipse.emf.cdo.common/src/org/eclipse/emf/cdo/common/model/CDOPackageRegistryPopulator.java +++ b/plugins/org.eclipse.emf.cdo.common/src/org/eclipse/emf/cdo/common/model/CDOPackageRegistryPopulator.java @@ -1,159 +1,159 @@ -/* - * Copyright (c) 2004 - 2011 Eike Stepper (Berlin, Germany) and others. - * 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: - * Eike Stepper - initial API and implementation - */ -package org.eclipse.emf.cdo.common.model; - -import org.eclipse.net4j.util.concurrent.Worker; - -import org.eclipse.emf.ecore.EFactory; -import org.eclipse.emf.ecore.EPackage; - -import java.util.Map.Entry; - -/** - * Populates a {@link #getTarget() target} package registry by asynchronously polling a {@link #getSource() source} - * package registry for new {@link EPackage} registrations. - * - * @author Eike Stepper - * @since 2.0 - * @apiviz.uses {@link CDOPackageRegistryPopulator.Descriptor} - - creates - * @apiviz.uses {@link CDOPackageRegistry} - - populates - * @apiviz.uses {@link org.eclipse.emf.ecore.EPackage.Registry} - - polls - */ -public class CDOPackageRegistryPopulator extends Worker -{ - public static final int DEFAULT_SOURCE_POLL_INTERVAL = 5000; - - private long sourcePollInterval = DEFAULT_SOURCE_POLL_INTERVAL; - - private EPackage.Registry source; - - private CDOPackageRegistry target; - - public CDOPackageRegistryPopulator(CDOPackageRegistry target) - { - this(EPackage.Registry.INSTANCE, target); - } - - public CDOPackageRegistryPopulator(EPackage.Registry source, CDOPackageRegistry target) - { - this.source = source; - this.target = target; - } - - public EPackage.Registry getSource() - { - return source; - } - - public CDOPackageRegistry getTarget() - { - return target; - } - - public long getSourcePollInterval() - { - return sourcePollInterval; - } - - public void setSourcePollInterval(long sourcePollInterval) - { - this.sourcePollInterval = sourcePollInterval; - } - - @Override - protected void work(WorkContext context) throws Exception - { - doWork(); - context.nextWork(getSourcePollInterval()); - } - - protected void doWork() - { - populate(getSource(), getTarget()); - } - - @Override - protected void doActivate() throws Exception - { - doWork(); - super.doActivate(); - } - - public static boolean populate(CDOPackageRegistry target) - { - return populate(EPackage.Registry.INSTANCE, target); - } - - public static boolean populate(EPackage.Registry source, CDOPackageRegistry target) - { - boolean populated = false; - while (populateFirstMatch(source, target)) - { - populated = true; - } - - return populated; - } - - private static boolean populateFirstMatch(EPackage.Registry source, CDOPackageRegistry target) - { - for (Entry<String, Object> entry : source.entrySet()) - { - String nsURI = entry.getKey(); - if (!target.containsKey(nsURI)) - { - target.put(nsURI, new Descriptor(source, nsURI)); - return true; - } - } - - return false; - } - - /** - * A package {@link org.eclipse.emf.ecore.EPackage.Descriptor descriptor} that resolves {@link EPackage packages} from - * a {@link #getSource() source } package registry. - * - * @author Eike Stepper - */ - public static class Descriptor implements EPackage.Descriptor - { - private EPackage.Registry source; - - private String nsURI; - - public Descriptor(EPackage.Registry source, String nsURI) - { - this.source = source; - this.nsURI = nsURI; - } - - public EPackage.Registry getSource() - { - return source; - } - - public String getNsURI() - { - return nsURI; - } - - public EFactory getEFactory() - { - return source.getEFactory(nsURI); - } - - public EPackage getEPackage() - { - return source.getEPackage(nsURI); - } - } -} +/*
+ * Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) and others.
+ * 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:
+ * Eike Stepper - initial API and implementation
+ */
+package org.eclipse.emf.cdo.common.model;
+
+import org.eclipse.net4j.util.concurrent.Worker;
+
+import org.eclipse.emf.ecore.EFactory;
+import org.eclipse.emf.ecore.EPackage;
+
+import java.util.Map.Entry;
+
+/**
+ * Populates a {@link #getTarget() target} package registry by asynchronously polling a {@link #getSource() source}
+ * package registry for new {@link EPackage} registrations.
+ *
+ * @author Eike Stepper
+ * @since 2.0
+ * @apiviz.uses {@link CDOPackageRegistryPopulator.Descriptor} - - creates
+ * @apiviz.uses {@link CDOPackageRegistry} - - populates
+ * @apiviz.uses {@link org.eclipse.emf.ecore.EPackage.Registry} - - polls
+ */
+public class CDOPackageRegistryPopulator extends Worker
+{
+ public static final int DEFAULT_SOURCE_POLL_INTERVAL = 5000;
+
+ private long sourcePollInterval = DEFAULT_SOURCE_POLL_INTERVAL;
+
+ private EPackage.Registry source;
+
+ private CDOPackageRegistry target;
+
+ public CDOPackageRegistryPopulator(CDOPackageRegistry target)
+ {
+ this(EPackage.Registry.INSTANCE, target);
+ }
+
+ public CDOPackageRegistryPopulator(EPackage.Registry source, CDOPackageRegistry target)
+ {
+ this.source = source;
+ this.target = target;
+ }
+
+ public EPackage.Registry getSource()
+ {
+ return source;
+ }
+
+ public CDOPackageRegistry getTarget()
+ {
+ return target;
+ }
+
+ public long getSourcePollInterval()
+ {
+ return sourcePollInterval;
+ }
+
+ public void setSourcePollInterval(long sourcePollInterval)
+ {
+ this.sourcePollInterval = sourcePollInterval;
+ }
+
+ @Override
+ protected void work(WorkContext context) throws Exception
+ {
+ doWork();
+ context.nextWork(getSourcePollInterval());
+ }
+
+ protected void doWork()
+ {
+ populate(getSource(), getTarget());
+ }
+
+ @Override
+ protected void doActivate() throws Exception
+ {
+ doWork();
+ super.doActivate();
+ }
+
+ public static boolean populate(CDOPackageRegistry target)
+ {
+ return populate(EPackage.Registry.INSTANCE, target);
+ }
+
+ public static boolean populate(EPackage.Registry source, CDOPackageRegistry target)
+ {
+ boolean populated = false;
+ while (populateFirstMatch(source, target))
+ {
+ populated = true;
+ }
+
+ return populated;
+ }
+
+ private static boolean populateFirstMatch(EPackage.Registry source, CDOPackageRegistry target)
+ {
+ for (Entry<String, Object> entry : source.entrySet())
+ {
+ String nsURI = entry.getKey();
+ if (!target.containsKey(nsURI))
+ {
+ target.put(nsURI, new Descriptor(source, nsURI));
+ return true;
+ }
+ }
+
+ return false;
+ }
+
+ /**
+ * A package {@link org.eclipse.emf.ecore.EPackage.Descriptor descriptor} that resolves {@link EPackage packages} from
+ * a {@link #getSource() source } package registry.
+ *
+ * @author Eike Stepper
+ */
+ public static class Descriptor implements EPackage.Descriptor
+ {
+ private EPackage.Registry source;
+
+ private String nsURI;
+
+ public Descriptor(EPackage.Registry source, String nsURI)
+ {
+ this.source = source;
+ this.nsURI = nsURI;
+ }
+
+ public EPackage.Registry getSource()
+ {
+ return source;
+ }
+
+ public String getNsURI()
+ {
+ return nsURI;
+ }
+
+ public EFactory getEFactory()
+ {
+ return source.getEFactory(nsURI);
+ }
+
+ public EPackage getEPackage()
+ {
+ return source.getEPackage(nsURI);
+ }
+ }
+}
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