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Reformat Optional

This commit is contained in:
pivovarit 2016-12-04 12:43:30 +01:00
parent efd1da83e3
commit 7b6e09fb6a
1 changed files with 12 additions and 6 deletions
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18
core-java/src/test/java/com/baeldung/java8/optional/OptionalTest.java
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@ -88,10 +88,12 @@ public class OptionalTest {
public void whenOptionalFilterWorks_thenCorrect() { public void whenOptionalFilterWorks_thenCorrect() {
Integer year = 2016; Integer year = 2016;
Optional<Integer> yearOptional = Optional.of(year); Optional<Integer> yearOptional = Optional.of(year);
boolean is2016 = yearOptional.filter(y -> y == 2016) boolean is2016 = yearOptional
.filter(y -> y == 2016)
.isPresent(); .isPresent();
assertTrue(is2016); assertTrue(is2016);
boolean is2017 = yearOptional.filter(y -> y == 2017) boolean is2017 = yearOptional
.filter(y -> y == 2017)
.isPresent(); .isPresent();
assertFalse(is2017); assertFalse(is2017);
} }
@ -112,7 +114,8 @@ public class OptionalTest {
String name = "baeldung"; String name = "baeldung";
Optional<String> nameOptional = Optional.of(name); Optional<String> nameOptional = Optional.of(name);
int len = nameOptional.map(String::length) int len = nameOptional
.map(String::length)
.orElse(0); .orElse(0);
assertEquals(8, len); assertEquals(8, len);
} }
@ -121,7 +124,8 @@ public class OptionalTest {
public void givenOptional_whenMapWorksWithFilter_thenCorrect() { public void givenOptional_whenMapWorksWithFilter_thenCorrect() {
String password = " password "; String password = " password ";
Optional<String> passOpt = Optional.of(password); Optional<String> passOpt = Optional.of(password);
boolean correctPassword = passOpt.filter(pass -> pass.equals("password")) boolean correctPassword = passOpt
.filter(pass -> pass.equals("password"))
.isPresent(); .isPresent();
assertFalse(correctPassword); assertFalse(correctPassword);
@ -198,7 +202,8 @@ public class OptionalTest {
assertEquals("Default Value", defaultText); assertEquals("Default Value", defaultText);
System.out.println("Using orElse:"); System.out.println("Using orElse:");
defaultText = Optional.ofNullable(text).orElse(getMyDefault()); defaultText = Optional.ofNullable(text)
.orElse(getMyDefault());
assertEquals("Default Value", defaultText); assertEquals("Default Value", defaultText);
} }
@ -211,7 +216,8 @@ public class OptionalTest {
assertEquals("Text present", defaultText); assertEquals("Text present", defaultText);
System.out.println("Using orElse:"); System.out.println("Using orElse:");
defaultText = Optional.ofNullable(text).orElse(getMyDefault()); defaultText = Optional.ofNullable(text)
.orElse(getMyDefault());
assertEquals("Text present", defaultText); assertEquals("Text present", defaultText);
} }