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+/*
+Copyright (c) 2022 James Ahlborn
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package com.healthmarketscience.jackcess.impl;
+
+import java.io.IOException;
+import java.nio.ByteBuffer;
+import java.util.List;
+
+/**
+ * A database table definition which does not allow any actual data
+ * interaction (read or write).
+ * <p>
+ * Note, in an ideal world, TableImpl would extend TableDefinitionImpl.
+ * However, since TableDefinitionImpl came later, it was easier to do it this
+ * way and avoid a lot of unnecessary code shuffling.
+ * <p>
+ * Is not thread-safe.
+ *
+ * @author James Ahlborn
+ * @usage _advanced_class_
+ */
+public class TableDefinitionImpl extends TableImpl
+{
+ protected TableDefinitionImpl(DatabaseImpl database, ByteBuffer tableBuffer,
+ int pageNumber, String name, int flags)
+ throws IOException {
+ super(database, tableBuffer, pageNumber, name, flags);
+ }
+
+ @Override
+ protected List<? extends Object[]> addRows(List<? extends Object[]> rows,
+ final boolean isBatchWrite)
+ throws IOException {
+ // all row additions eventually flow through this method
+ throw new UnsupportedOperationException(
+ withErrorContext("TableDefinition has no data access"));
+ }
+
+ @Override
+ public RowState createRowState() {
+ // RowState is needed for all traversal operations, so this kills any data
+ // reading as well as update/delete methods
+ throw new UnsupportedOperationException(
+ withErrorContext("TableDefinition has no data access"));
+ }
+}