基于Eclipse的工具开发： 设定构建路径实战[3]

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newPaths[oldPathslength] = luceneLibEntry;

try

{

javaProjectsetRawClasspath(newPaths null);

} catch (JavaModelException e)

{

handleException(e);

}

}

}

private static boolean classPathExists(IClasspathEntry[] entrys

IClasspathEntry entry)

{

for(int i=n=entryslength;i<n;i++)

{

if(entrys[i]getPath()equals(entrygetPath()))

{

return true;

}

}

return false;

}

private static void handleException(Exception e)

{

ActivatorgetDefault()getLog()log(

new Status(IStatusERROR ActivatorPLUGIN_ID

egetMessage() e));

}

private static void copyURLToFile(URL url IProject project

String destFileName)

{

InputStream inStream = null;

try

{

inStream = urlopenStream();

IFile file = projectgetFile(destFileName);

if (!fileexists())

{

filecreate(inStream true null);

}

} catch (IOException e)

{

handleException(e);

} catch (CoreException e)

{

handleException(e);

} finally

{

try

{

if (inStream != null)

inStreamclose();

} catch (IOException e)

{

handleException(e);

}

}

}

public void selectionChanged(IAction action ISelection selection)

{

structSelection = (IStructuredSelection)selection;

}

}

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