Answer / guest

servlet chaining is a technique in which two or more
servlets can cooperate in servicing a single request.
in servlet chaining,one servlet's output is piped to the
next servlet's input.This process continues until the last
servlet is reached.It's output is then sent back to the
client.

Answer / keshav

servlet chaining is also called as servlet to servlet communication. we apply chaining in following two ways.
1.when we devide one servlet logic into multiple servlets.
2.when we want to include one servlet response into another servlet.

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