private void initializeAdapters(DBHandle handle, OpenMode openMode, TaskMonitor monitor)
			throws VersionException, IOException {
		VersionException versionExc = null;
		try {
			equateAdapter = EquateDBAdapter.getAdapter(handle, openMode, monitor);
		}
		catch (VersionException e) {
			versionExc = e.combine(versionExc);
		}
		try {
			refAdapter = EquateRefDBAdapter.getAdapter(handle, openMode, addrMap, monitor);
		}
		catch (VersionException e) {
			versionExc = e.combine(versionExc);
		}
		if (versionExc != null) {
			throw versionExc;
		}
	}
Constructor
@param handle database handle
@param addrMap map that converts addresses to longs and longs to addresses
@param openMode one of ProgramDB.CREATE, UPDATE, UPGRADE, or READ_ONLY
@param lock the program synchronization lock
@param monitor the progress monitor used when upgrading.
@throws VersionException if the database version doesn't match the current version.
@throws IOException if a database error occurs.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/symbol/EquateManager.java