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/* Copyright (C) 2003 Vladimir Roubtsov. All rights reserved.
*
* This program and the accompanying materials are made available under
* the terms of the Common Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/cpl-v10.html
*
* $Id: RTCoverageDataPersister.java,v 1.1.2.2 2004/07/16 23:32:03 vlad_r Exp $
*/
package com.vladium.emma.rt;
import java.io.File;
import com.vladium.emma.IAppConstants;
import com.vladium.emma.data.DataFactory;
import com.vladium.emma.data.ICoverageData;
import com.vladium.logging.Logger;
// ----------------------------------------------------------------------------
/**
* @author Vlad Roubtsov, (C) 2004
*/
abstract
class RTCoverageDataPersister
{
// public: ................................................................
// protected: .............................................................
// package: ...............................................................
/*
* Stateless package-private method shared by RT and RTExitHook for coverage
* data persistence. This method was moved out of RT class after build 4120
* in order to decrease classloading dependency set for RTExitHook
* (FR SF978671).
*/
static void dumpCoverageData (final ICoverageData cdata, final boolean useSnapshot,
final File outFile, final boolean merge)
{
try
{
if (cdata != null)
{
// use method-scoped loggers everywhere in RT:
final Logger log = Logger.getLogger ();
final boolean info = log.atINFO ();
final long start = info ? System.currentTimeMillis () : 0;
{
final ICoverageData cdataView = useSnapshot ? cdata.shallowCopy () : cdata;
synchronized (Object.class) // fake a JVM-global critical section when multilply loaded RT's write to the same file
{
DataFactory.persist (cdataView, outFile, merge);
}
}
if (info)
{
final long end = System.currentTimeMillis ();
log.info ("runtime coverage data " + (merge ? "merged into" : "written to") + " [" + outFile.getAbsolutePath () + "] {in " + (end - start) + " ms}");
}
}
}
catch (Throwable t)
{
// log
t.printStackTrace ();
// TODO: do better chaining in JRE 1.4+
throw new RuntimeException (IAppConstants.APP_NAME + " failed to dump coverage data: " + t.toString ());
}
}
// private: ...............................................................
} // end of class
// ----------------------------------------------------------------------------
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