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Tomcat example source code file (

This example Tomcat source code file ( is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Tomcat tags/keywords

stdlib, stdlib

The Tomcat source code

 *  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
 *  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.tomcat.jni;

/** Stdlib
 * @author Mladen Turk
 * @version $Revision: 467222 $, $Date: 2006-10-24 05:17:11 +0200 (mar., 24 oct. 2006) $

public class Stdlib {

     * Read from plain memory
     * @param dst Destination byte array
     * @param src Source memory address
     * @param sz Number of bytes to copy.
    public static native boolean memread(byte [] dst, long src, int sz);

     * Write to plain memory
     * @param dst Destination memory address
     * @param src Source byte array
     * @param sz Number of bytes to copy.
    public static native boolean memwrite(long dst, byte [] src, int sz);

     * Sets buffers to a specified character
     * @param dst Destination memory address
     * @param c Character to set.
     * @param sz Number of characters.
    public static native boolean memset(long dst, int c, int sz);

     * Allocates memory blocks.
     * @param sz Bytes to allocate.
    public static native long malloc(int sz);

     * Reallocate memory blocks.
     * @param mem Pointer to previously allocated memory block.
     * @param sz New size in bytes.
    public static native long realloc(long mem, int sz);

     * Allocates an array in memory with elements initialized to 0.
     * @param num Number of elements.
     * @param sz Length in bytes of each element.
    public static native long calloc(long num, int sz);

     * Deallocates or frees a memory block.
     * @param mem Previously allocated memory block to be freed.
    public static native void free(long mem);

     * Get current process pid.
     * @return current pid or < 1 in case of error.
    public static native int getpid();

     * Get current process parent pid.
     * @return parent pid or < 1 in case of error.
    public static native int getppid();


Other Tomcat examples (source code examples)

Here is a short list of links related to this Tomcat source code file:

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