com.parctechnologies.eclipse.Platform_i386_nt Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of eclipse Show documentation
Java Interface for ECLIiPSe Prolog.
The newest version!
// BEGIN LICENSE BLOCK
// Version: CMPL 1.1
//
// The contents of this file are subject to the Cisco-style Mozilla Public
// License Version 1.1 (the "License"); you may not use this file except
// in compliance with the License.  You may obtain a copy of the License
// at www.eclipse-clp.org/license.
// 
// Software distributed under the License is distributed on an "AS IS"
// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See
// the License for the specific language governing rights and limitations
// under the License. 
// 
// The Original Code is  The ECLiPSe Constraint Logic Programming System. 
// The Initial Developer of the Original Code is  Cisco Systems, Inc. 
// Portions created by the Initial Developer are
// Copyright (C) 2001 - 2006 Cisco Systems, Inc.  All Rights Reserved.
// 
// Contributor(s): Josh Singer, Parc Technologies
// 
// END LICENSE BLOCK

//Title:        Java/ECLiPSe interface
//Version:      $Id: Platform_i386_nt.java,v 1.1.1.1 2006/09/23 01:54:11 snovello Exp $
//Author:       Josh Singer
//Company:      Parc Technologies
//Description:  Encapsulated Singleton for platform-dependent code (Windows NT).
package com.parctechnologies.eclipse;

import java.io.*;
class Platform_i386_nt extends Platform
{
  private final String ECLIPSE_PLATFORM_NAME = "i386_nt";
  public boolean supportsEmbeddedEclipse()
  {
    return(true);
  }
  public boolean supportsOutOfProcessEclipse()
  {
    return(true);
  }

  public String getEclipsePlatformName()
  {
    return(ECLIPSE_PLATFORM_NAME);
  }

  private final String SHARED_LIBRARY_EXTENSION = "dll";
  public String getSharedLibraryExtension()
  {
    return(SHARED_LIBRARY_EXTENSION);
  }

  File getExecutableSubdirectory(File eclipseDirectory)
  {
    return(getLibrarySubdirectory(eclipseDirectory));
  }

  void loadEclipseSharedLibrary(File eclipseDirectory)
    throws UnsatisfiedLinkError
  {
    Runtime runtime = Runtime.getRuntime();
    String libPath =
      (new File(getLibrarySubdirectory(eclipseDirectory),
		"ec_java_load."+getSharedLibraryExtension())).toString();
    try
	{
	    runtime.load(libPath);
	}
    catch(UnsatisfiedLinkError e)
	{
	    throw new UnsatisfiedLinkError("The shared library "+libPath+
					   " could not be found.");
	}

    libPath = (new File(getLibrarySubdirectory(eclipseDirectory),
			"ec_java."+getSharedLibraryExtension())).toString();
    NativeEclipse.chdir(getLibrarySubdirectory(eclipseDirectory).toString());
    try
	{
	    runtime.load(libPath);
	}
    catch(UnsatisfiedLinkError e)
	{
	    throw new UnsatisfiedLinkError("The shared library "+libPath+
					   " could not be found.");
	}
    finally
	{
	    NativeEclipse.resetdir();
	}
  }

}