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Java-based middleware for in-memory processing of big data in a distributed environment.

There is a newer version: 3.0.0-beta1

/*
 * 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.internal.processors.platform.callback;

/**
 * Platform callback utility methods. Implemented in target platform. All methods in this class must be
 * package-visible and invoked only through {@link PlatformCallbackGateway}.
 */
public class PlatformCallbackUtils {
    /**
     * Redirects the console output.
     *
     * @param str String to write.
     * @param isErr Whether this is stdErr or stdOut.
     */
    static native void consoleWrite(String str, boolean isErr);

    /**
     * Logs to the native logger.
     *
     * @param envPtr Environment pointer.
     * @param level Log level.
     * @param message Message.
     * @param category Category.
     * @param errorInfo Error info.
     * @param memPtr Pointer to optional payload (serialized exception).
     */
    static native void loggerLog(long envPtr, int level, String message, String category, String errorInfo, long memPtr);

    /**
     * Gets a value indicating whether native logger has specified level enabled.
     *
     * @param envPtr Environment pointer.
     * @param level Log level.
     */
    static native boolean loggerIsLevelEnabled(long envPtr, int level);

    /**
     * Performs a generic long-long operation.
     *
     * @param envPtr Environment pointer.
     * @param type Operation code.
     * @param val Value.
     * @return Value.
     */
    static native long inLongOutLong(long envPtr, int type, long val);

    /**
     * Performs a generic out-in operation.
     *
     * @param envPtr Environment pointer.
     * @param type Operation code.
     * @param val1 First value.
     * @param val2 Second value.
     * @param val3 Third value.
     * @param arg Object argument.
     * @return Value.
     */
    static native long inLongLongLongObjectOutLong(long envPtr, int type, long val1, long val2, long val3, Object arg);

    /**
     * Private constructor.
     */
    private PlatformCallbackUtils() {
        // No-op.
    }
}