Convert java Map to custom key=value string

Question

I have TreeMap which I need to convert to URI-like string and then back to Map. I need to set custom delimiters.

Is there any tool (Gu

Answer 1

According to David Tulig you could do it in guava via

 String string = Joiner.on("|").withKeyValueSeparator("_").join(map);

The opposite is also available via

 Map map = Splitter.on("|").withKeyValueSeparator("_").split(string);