(Solved) : Java Code Problem Level Introduction Java Write Method Shown Protected String Extractvalue Q34474785 . . . .

java code problem

level: introduction tojava

Write a method asshown below:

protected String extractValue (int index, String jsonObject)

This method takes inthe index of the ending quotation mark of a key (before thecolon) in the jsonObject and returns the value (after thecolon) for that key as a String. Make sure to check if the inputindex is a valid index. If it is an invalid index, return null.

For example, given thejsonObject below:

{“some_other_key”: -1.4, “the_key_we_want”: “some value”}

• If index pointed to the ending quotation mark around”some_other_key”, you would return the String-1.4
• If index pointed to the ending quotation mark around”the_key_we_want”, you would
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