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Diffstat (limited to 'jsf/plugins/org.eclipse.jst.jsf.common/src/org/eclipse/jst/jsf/common/metadata/query/AbstractResultSet.java')
-rw-r--r--jsf/plugins/org.eclipse.jst.jsf.common/src/org/eclipse/jst/jsf/common/metadata/query/AbstractResultSet.java69
1 files changed, 0 insertions, 69 deletions
diff --git a/jsf/plugins/org.eclipse.jst.jsf.common/src/org/eclipse/jst/jsf/common/metadata/query/AbstractResultSet.java b/jsf/plugins/org.eclipse.jst.jsf.common/src/org/eclipse/jst/jsf/common/metadata/query/AbstractResultSet.java
deleted file mode 100644
index 4c795b12c..000000000
--- a/jsf/plugins/org.eclipse.jst.jsf.common/src/org/eclipse/jst/jsf/common/metadata/query/AbstractResultSet.java
+++ /dev/null
@@ -1,69 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2007 Oracle Corporation.
- * 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:
- * Oracle - initial API and implementation
- *
- ********************************************************************************/
-
-package org.eclipse.jst.jsf.common.metadata.query;
-
-import java.util.Collections;
-import java.util.List;
-
-/**
- * Abstract implementation of {@link IResultSet} that developers may subclass.
- * Users should assume that the results are only valid at the time of the query. This may change in the future.
- * <p><b>Provisional API - subject to change</b></p>
- * @param <T>
- */
-public abstract class AbstractResultSet<T> implements IResultSet<T> {
- private List _results;
- private boolean _isClosed = false;
-
- public List<T> getResults() throws MetaDataException {
- initIfNecessary();
- return _results;
- }
-
- public final void close() throws MetaDataException {
- doClose();
- _isClosed = true;
- _results = null;
- }
-
- /**
- * Overridable method to close resultset. This is called by close()
- * @throws MetaDataException
- */
- protected void doClose() throws MetaDataException {
- //subclasses to provide override
- }
-
- public final boolean isClosed() {
- return _isClosed;
- }
-
- /**
- * @return List of results. Null is tolerated.
- */
- protected abstract List<T> getInternalResults();
-
- private void initIfNecessary() throws MetaDataException {
- if (_isClosed)
- throw new MetaDataException("Attempt to access a closed resultset."); //$NON-NLS-1$
-
- if (_results == null) {
- List<T> checkNullResults = getInternalResults();
- if (checkNullResults == null){
- checkNullResults = Collections.EMPTY_LIST;
- }
- _results = Collections.unmodifiableList(checkNullResults);
- }
- }
-
-}

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