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Diffstat (limited to 'jsf/plugins/org.eclipse.jst.jsf.common/src/org/eclipse/jst/jsf/common/internal/pde/AbstractRegistryReader.java')
-rw-r--r--jsf/plugins/org.eclipse.jst.jsf.common/src/org/eclipse/jst/jsf/common/internal/pde/AbstractRegistryReader.java97
1 files changed, 0 insertions, 97 deletions
diff --git a/jsf/plugins/org.eclipse.jst.jsf.common/src/org/eclipse/jst/jsf/common/internal/pde/AbstractRegistryReader.java b/jsf/plugins/org.eclipse.jst.jsf.common/src/org/eclipse/jst/jsf/common/internal/pde/AbstractRegistryReader.java
deleted file mode 100644
index 64677fe62..000000000
--- a/jsf/plugins/org.eclipse.jst.jsf.common/src/org/eclipse/jst/jsf/common/internal/pde/AbstractRegistryReader.java
+++ /dev/null
@@ -1,97 +0,0 @@
-package org.eclipse.jst.jsf.common.internal.pde;
-
-import java.util.Collections;
-import java.util.List;
-import java.util.concurrent.atomic.AtomicBoolean;
-
-import org.eclipse.core.runtime.ISafeRunnable;
-import org.eclipse.core.runtime.SafeRunner;
-import org.eclipse.jst.jsf.common.JSFCommonPlugin;
-
-/**
- * A utility base class that simplifies the reading and caching of extension
- * point information.
- *
- * @author cbateman
- * @param <T>
- *
- */
-public abstract class AbstractRegistryReader<T>
-{
- private final String _extPtNamespace;
- private final String _extPtId;
- private List<T> _extensions;
- private final AtomicBoolean _isInitialized = new AtomicBoolean(false);
-
- /**
- * @param extPtNamespace
- * @param extPtId
- */
- protected AbstractRegistryReader(final String extPtNamespace,
- final String extPtId)
- {
- _extPtNamespace = extPtNamespace;
- _extPtId = extPtId;
- }
-
- /**
- * @return the extensions
- */
- public final List<T> getExtensions()
- {
- synchronized (_isInitialized)
- {
- if (_isInitialized.compareAndSet(false, true))
- {
- SafeRunner.run(new ISafeRunnable()
- {
- public void run() throws Exception
- {
- initialize();
- }
-
- public void handleException(Throwable exception)
- {
- // This is expected during testing if there running as JUnit test (non-plugin)
- JSFCommonPlugin.log(exception, "Loading extension point"); //$NON-NLS-1$
- }
- });
- }
- return _extensions;
- }
- }
-
- /**
- * @param extensions
- */
- protected final void internalSetExtensions(List<T> extensions)
- {
- if (_extensions != null)
- {
- throw new IllegalStateException(
- "internalSetExtensions should be called exactly once"); //$NON-NLS-1$
- }
- _extensions = Collections.unmodifiableList(extensions);
- }
-
- /**
- * Called exactly once to initialize the registry.
- */
- protected abstract void initialize();
-
- /**
- * @return the extension point id. see IConfigurationElement.getName
- */
- protected final String getExtPtId()
- {
- return _extPtId;
- }
-
- /**
- * @return the namespace of the extension point. see Bundle.getSymbolicName
- */
- protected final String getExtPtNamespace()
- {
- return _extPtNamespace;
- }
-}

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