private boolean findStartOfString() {
		return consumeNullTerms() && !addrs.isEmpty();
	}
Creates a new UndefinedStringIterator instance.

@param program {@link Program}
@param addrs set of {@link Address}es to search.
@param charSize size of the characters (and the null-terminator) that make up the string
@param charAlignment alignment requirements for the start of the string 
@param breakOnRef boolean flag, if true strings will be terminated early at locations that
have an in-bound memory reference
@param singleStringMode boolean flag, if true only one string will be returned, and it must
be located at the start of the specified address set (after alignment tweaks)
@param stringDataType a string data type that corresponds to the type of string being
searched for
@param stringSettings {@link Settings} for the string data type
@param monitor {@link TaskMonitor}
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/strings/UndefinedStringIterator.java