java: remove unused parameters

Change-Id: I25b1976295b736fe3929c481bf9d2d81b523271d
java: add @Override annotation to overriding methods

Change-Id: I086964c6f6ce52c60c52b6dbc445d3c21d22c80a
java: remove unused variables

Change-Id: I92400e4a6d794dae5198bf59b0e8ced0acbe348e
java: remove exceptions from throws clauses that are not actually thrown

Change-Id: I9d0f9242c911d9dd05f2229da44a2e8305b3df6a
java: remove unused parameters

Change-Id: Iefc29756fd02b6898803c8a7faecd55108e088eb
java: remove unused fields

Change-Id: I8d9196067d397dbd2c649b6c99011c193a60424f
java: remove unused methods

Change-Id: Ifd5de2d7cd1fa6ac34e45b17293c9f245a554a37
java: remove unnecessary semi-colons

Change-Id: I2eab5efff06ced09459adb407dbf789b8042a948
java: remove unused parameters

Change-Id: If51df0579dad2496d88699e6c850976d7e89ca9b
java: remove useless javadoc tags

that are not conveying any useful information

Change-Id: Ic37934b8cc376fcdcb3d295232452f411dfd43b1
java: fix broken javadoc tags

Change-Id: I43d25ba49b758739ee8dc891b0db3e527004ec8b
java: return value of trim() ignored

Change-Id: If4cd3eb3e6db0c095796b0ff018162e855afa38c