Added fix for incorrect Java indentation after a closing "}" in a method declaration

Added tests for Java indentation, including one for issue 2571

tests/indent/java_spec.lua

@@ -0,0 +1,23 @@
+local Runner = require("tests.indent.common").Runner
+--local XFAIL = require("tests.indent.common").XFAIL
+
+local run = Runner:new(it, "tests/indent/java", {
+  tabstop = 2,
+  shiftwidth = 2,
+  softtabstop = 0,
+  expandtab = true,
+})
+
+describe("indent Java:", function()
+  describe("whole file:", function()
+    run:whole_file(".", {
+      expected_failures = {},
+    })
+  end)
+
+  describe("new line:", function()
+    run:new_line("method.java", { on_line = 1, text = "void foo() {}", indent = 2 })
+    run:new_line("issue_2571.java", { on_line = 5, text = "void bar() {}", indent = 2 })
+  end)
+end)
+