Using Memory Mapped Files and JNI to communicate between Java and C++ programs

Stanley Wang

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18 Jun 20028 min read

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An article on inter-process communication between Java and Java, Java and C++ programs.

sharedmem_jni_src.zip
- sample
  - readme.txt
  - source
    - C++
      - MemMapCppClient
        
        MemMapCppClient.cpp
        
        MemMapCppClient.dsp
        
        MemMapCppClient.dsw
        
        MemMapCppClient.h
        
        MemMapCppClient.rc
        
        MemMapCppClientDlg.cpp
        
        MemMapCppClientDlg.h
        
        ReadMe.txt
        
        res
        
        MemMapCppClient.ico
        
        MemMapCppClient.rc2
        
        resource.h
        
        StdAfx.cpp
        
        StdAfx.h
      - MemMapLib
        
        MemMapFile.h
        
        MemMapLib.cpp
        
        MemMapLib.dsp
        
        MemMapLib.dsw
      - MemMapProxyLib
        
        MemMapProxyLib.cpp
        
        MemMapProxyLib.dsp
        
        MemMapProxyLib.dsw
        
        MemMapProxyLib.h
    - java
      - com
        
        stanley
        
        memmap
        
        MemMapFile.java
        
        MemMapFileObserver.java
        
        MemMapJavaClient.java
        
        MemMapJavaClientApp.java
        
        MemMapProxy.java
        
        TestMemMapApp.java
        
        TestMemMapFrame.java
  - testenv
    - jclient.jar
    - jserver.jar
    - MemMapCppClient.exe
    - MemMapLib.dll
    - MemMapProxyLib.dll

package com.stanley.memmap;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2002</p>
 * <p>Company: </p>
 * @author Stanley  Wang
 * @version 1.0
 */

public interface MemMapFileObserver {
  public void onDataReady();
}

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Written By

Stanley Wang

Web Developer

United States

Stanley Wang is a Software Development Engineer at Amazon.com. Before he joined Amazon, he was a Lead Software Developer at Vcom3D, Inc. He is the author of JTL (An open sourced JNI C++ template library, http://sourceforge.net/projects/jtl/).

Stanley received his Master's Degree in Computer Science from University of Florida. He is interested in System Programming, Generic Programming, Database Systems and Computer Graphics.

Using Memory Mapped Files and JNI to communicate between Java and C++ programs

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