oak-core/src/test/java/org/apache/jackrabbit/oak/InitialContentHelper.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.jackrabbit.oak;

import org.apache.jackrabbit.oak.plugins.memory.MemoryNodeStore;
import org.apache.jackrabbit.oak.plugins.name.NamespaceEditorProvider;
import org.apache.jackrabbit.oak.plugins.nodetype.TypeEditorProvider;
import org.apache.jackrabbit.oak.spi.commit.CompositeEditorProvider;
import org.apache.jackrabbit.oak.spi.commit.EditorHook;
import org.apache.jackrabbit.oak.spi.state.NodeState;
import org.apache.jackrabbit.oak.spi.state.NodeStore;

/**
 * {@code InitialContent} helper for tests
 */
public class InitialContentHelper {

    public static final NodeState INITIAL_CONTENT = createInitialContent(false);

    public static final NodeState INITIAL_CONTENT_FROZEN_NODE_REFERENCEABLE = createInitialContent(true);

    private static final String REFERENCEABLE_FROZEN_NODE_PROPERTY = "oak.referenceableFrozenNode";

    private static NodeState createInitialContent(boolean referenceableFrozenNodes) {
        String propValue = System.getProperty(REFERENCEABLE_FROZEN_NODE_PROPERTY);
        if (referenceableFrozenNodes) {
            System.setProperty(REFERENCEABLE_FROZEN_NODE_PROPERTY, "true");
        } else {
            System.clearProperty(REFERENCEABLE_FROZEN_NODE_PROPERTY);
        }
        try {
            NodeStore store = new MemoryNodeStore();
            EditorHook hook = new EditorHook(
                    new CompositeEditorProvider(new NamespaceEditorProvider(), new TypeEditorProvider()));
            OakInitializer.initialize(store, new InitialContent(), hook);
            return store.getRoot();
        } finally {
            if (propValue != null) {
                System.setProperty(REFERENCEABLE_FROZEN_NODE_PROPERTY, propValue);
            } else {
                System.clearProperty(REFERENCEABLE_FROZEN_NODE_PROPERTY);
            }
        }
    }

    private InitialContentHelper() {}

}