// "Fix all 'Stream API call chain can be simplified' problems in file" "true" import java.util.Map; import java.util.stream.Collectors; class Scratch { void testSimple(Map map) { String res = map.values().stream().map(String::trim).collect(Collectors.joining(";")) String res2 = map.keySet().stream().map(String::trim).collect(Collectors.joining(";")) String res3 = map.entrySet().stream().map(e -> e.toString().trim()).collect(Collectors.joining(";")) } void testFilter(Map map) { String res = map.values().stream().filter(s -> !s.isEmpty()).map(String::trim) .collect(Collectors.joining(";")) String res2 = map.entrySet().stream().filter(e -> !e.getValue().isEmpty()).map(e -> e.getKey().trim()) .collect(Collectors.joining(";")) String res3 = map.keySet().stream().filter(s -> !s.isEmpty()).map(String::trim) .collect(Collectors.joining(";")) } void testFilter2(Map map) { String res = map.values().stream().filter(s -> !s.isEmpty()) .filter(s -> s.startsWith("foo")) .map(String::trim) .collect(Collectors.joining(";")) String res2 = map.entrySet().stream().filter(e -> !e.getValue().isEmpty()) .filter(e -> e.getKey().startsWith("foo")) .map(e -> e.getKey().trim()) .collect(Collectors.joining(";")) String res3 = map.keySet().stream().filter(s -> !s.isEmpty()) .filter(s -> s.startsWith("foo")) .map(String::trim) .collect(Collectors.joining(";")) } void testDecl(Map map) { /*5*/ /*6*/ String res = map.values(/*0*/).stream().filter(val1 -> { /*1*/ return !val1./*2*/isEmpty(); }).filter(val2 -> { return val2.startsWith("foo"); }).map(/*3*//*4*/String::trim).collect(Collectors.joining(";")) } void testUnboxing(Map map) { int sum = map.values().stream().filter(integer -> integer > 0) .mapToInt(integer -> integer + 1).sum(); int sum2 = map.values().stream().filter(integer -> integer > 0) .mapToInt(integer -> integer).sum(); int sum3 = map.values().stream().filter(integer -> integer > 0) .mapToInt(i -> i).sum(); } }