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Diffstat (limited to 'target_explorer/plugins/org.eclipse.tcf.te.runtime.persistence/src/org/eclipse/tcf/te/runtime/persistence/internal/VariableProviderExtensionPointManager.java')
-rw-r--r--target_explorer/plugins/org.eclipse.tcf.te.runtime.persistence/src/org/eclipse/tcf/te/runtime/persistence/internal/VariableProviderExtensionPointManager.java79
1 files changed, 79 insertions, 0 deletions
diff --git a/target_explorer/plugins/org.eclipse.tcf.te.runtime.persistence/src/org/eclipse/tcf/te/runtime/persistence/internal/VariableProviderExtensionPointManager.java b/target_explorer/plugins/org.eclipse.tcf.te.runtime.persistence/src/org/eclipse/tcf/te/runtime/persistence/internal/VariableProviderExtensionPointManager.java
new file mode 100644
index 000000000..452b3193d
--- /dev/null
+++ b/target_explorer/plugins/org.eclipse.tcf.te.runtime.persistence/src/org/eclipse/tcf/te/runtime/persistence/internal/VariableProviderExtensionPointManager.java
@@ -0,0 +1,79 @@
+/*******************************************************************************
+ * Copyright (c) 2012 Wind River Systems, Inc. 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:
+ * Wind River Systems - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.tcf.te.runtime.persistence.internal;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.tcf.te.runtime.extensions.AbstractExtensionPointManager;
+import org.eclipse.tcf.te.runtime.extensions.ExecutableExtensionProxy;
+import org.eclipse.tcf.te.runtime.persistence.interfaces.IVariableProvider;
+
+
+/**
+ * VariableProviderExtensionPointManager
+ */
+public class VariableProviderExtensionPointManager extends AbstractExtensionPointManager<IVariableProvider> {
+
+ /*
+ * Thread save singleton instance creation.
+ */
+ private static class LazyInstance {
+ public static VariableProviderExtensionPointManager instance = new VariableProviderExtensionPointManager();
+ }
+
+ /**
+ * Constructor.
+ */
+ VariableProviderExtensionPointManager() {
+ super();
+ }
+
+ /**
+ * Returns the singleton instance of the extension point manager.
+ */
+ public static VariableProviderExtensionPointManager getInstance() {
+ return LazyInstance.instance;
+ }
+
+ /* (non-Javadoc)
+ * @see org.eclipse.tcf.te.runtime.extensions.AbstractExtensionPointManager#getExtensionPointId()
+ */
+ @Override
+ protected String getExtensionPointId() {
+ return "org.eclipse.tcf.te.runtime.persistence.variableProviders"; //$NON-NLS-1$
+ }
+
+ /* (non-Javadoc)
+ * @see org.eclipse.tcf.te.runtime.extensions.AbstractExtensionPointManager#getConfigurationElementName()
+ */
+ @Override
+ protected String getConfigurationElementName() {
+ return "provider"; //$NON-NLS-1$
+ }
+
+ /**
+ * Returns all variable providers.
+ *
+ * @return The list of variable providers or an empty array.
+ */
+ public IVariableProvider[] getProviders() {
+ List<IVariableProvider> contributions = new ArrayList<IVariableProvider>();
+ Collection<ExecutableExtensionProxy<IVariableProvider>> delegates = getExtensions().values();
+ for (ExecutableExtensionProxy<IVariableProvider> delegate : delegates) {
+ IVariableProvider instance = delegate.getInstance();
+ if (instance != null && !contributions.contains(instance)) {
+ contributions.add(instance);
+ }
+ }
+ return contributions.toArray(new IVariableProvider[contributions.size()]);
+ }
+}

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