public static synchronized BSimH2FileDataSource getDataSourceIfExists(
			BSimServerInfo serverInfo) {
		return dataSourceMap.get(serverInfo);
	}
Get the existing H2 File DB data source for the specified BSim DB server info.
This may return null if the H2 File DB exists but a 
{@link #getDataSource(BSimServerInfo) data source}
has not yet been established within the running JVM.  
@param serverInfo BSim DB server info
@return existing H2 File data source or null if server info does not correspond to an
H2 File or has not be established as an H2 File data source.
Ghidra/Features/BSim/src/main/java/ghidra/features/bsim/query/file/BSimH2FileDBConnectionManager.java