modules/core/src/main/java/org/apache/ignite/platform/PlatformJavaObjectFactory.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.ignite.platform;

/**
 * Object factory used for advanced interop between platform and Java.
 * <p>
 * Use it when you need Java component for some Ignite feature in platform code. E.g. Java-based continuous
 * query filter.
 * <p>
 * You should implement the factory, compile it and then place it into node's classpath. Then you can reference
 * the factory form platform code using it's fully-qualified Java class name.
 */
public interface PlatformJavaObjectFactory<T> {
    /**
     * Constructs and returns a fully configured instance of T.
     *
     * @return An instance of T.
     */
    public T create();
}