BAEL-3481 - Fixed Formatting.

algorithms-miscellaneous-5/src/main/java/com/baeldung/algorithms/balancedbrackets/BalancedBracketsUsingDeque.java

@@ -19,15 +19,11 @@ public class BalancedBracketsUsingDeque {
         }
 
         Deque<Character> deque = new LinkedList<>();
-                for (char ch: str.toCharArray()) {
+        for (char ch : str.toCharArray()) {
             if (ch == '{' || ch == '[' || ch == '(') {
                 deque.addFirst(ch);
             } else {
-                                if ( !deque.isEmpty()
+                if (!deque.isEmpty() && ((deque.peekFirst() == '{' && ch == '}') || (deque.peekFirst() == '[' && ch == ']') || (deque.peekFirst() == '(' && ch == ')'))) {
-                                        && ((deque.peekFirst() == '{' && ch == '}')
-                                        || (deque.peekFirst() == '[' && ch == ']')
-                                        || (deque.peekFirst() == '(' && ch == ')')
-                                    )) {
                     deque.removeFirst();
                 } else {
                     return false;

algorithms-miscellaneous-5/src/main/java/com/baeldung/algorithms/balancedbrackets/BalancedBracketsUsingString.java

@@ -7,8 +7,8 @@ public class BalancedBracketsUsingString {
             return false;
         } else {
             char[] ch = str.toCharArray();
-                        for(char c : ch) {
+            for (char c : ch) {
-                                if(!(c == '{' || c == '[' || c == '(' || c == '}' || c == ']' || c == ')')) {
+                if (!(c == '{' || c == '[' || c == '(' || c == '}' || c == ']' || c == ')')) {
                     return false;
                 }
 

algorithms-miscellaneous-5/src/test/java/com/baeldung/algorithms/balancedbrackets/BalancedBracketsUsingDequeUnitTest.java

@@ -13,7 +13,6 @@ public class BalancedBracketsUsingDequeUnitTest {
         balancedBracketsUsingDeque = new BalancedBracketsUsingDeque();
     }
 
-
     @Test
     public void givenNullInput_whenCheckingForBalance_shouldReturnFalse() {
         boolean result = balancedBracketsUsingDeque.isBalanced(null);
@@ -50,7 +49,6 @@ public class BalancedBracketsUsingDequeUnitTest {
         assertThat(result).isFalse();
     }
 
-
     @Test
     public void givenEvenLengthBalancedString_whenCheckingForBalance_shouldReturnTrue() {
         boolean result = balancedBracketsUsingDeque.isBalanced("{[()]}");
@@ -63,14 +61,12 @@ public class BalancedBracketsUsingDequeUnitTest {
         assertThat(result).isTrue();
     }
 
-
     @Test
     public void givenAnotherBalancedString_whenCheckingForBalance_shouldReturnTrue() {
         boolean result = balancedBracketsUsingDeque.isBalanced("{{([])}}");
         assertThat(result).isTrue();
     }
 
-
     @Test
     public void givenUnBalancedString_whenCheckingForBalance_shouldReturnFalse() {
         boolean result = balancedBracketsUsingDeque.isBalanced("{{)[](}}");

algorithms-miscellaneous-5/src/test/java/com/baeldung/algorithms/balancedbrackets/BalancedBracketsUsingStringUnitTest.java

@@ -13,7 +13,6 @@ public class BalancedBracketsUsingStringUnitTest {
         balancedBracketsUsingString = new BalancedBracketsUsingString();
     }
 
-
     @Test
     public void givenNullInput_whenCheckingForBalance_shouldReturnFalse() {
         boolean result = balancedBracketsUsingString.isBalanced(null);
@@ -50,7 +49,6 @@ public class BalancedBracketsUsingStringUnitTest {
         assertThat(result).isFalse();
     }
 
-
     @Test
     public void givenEvenLengthBalancedString_whenCheckingForBalance_shouldReturnTrue() {
         boolean result = balancedBracketsUsingString.isBalanced("{[()]}");
@@ -63,14 +61,12 @@ public class BalancedBracketsUsingStringUnitTest {
         assertThat(result).isTrue();
     }
 
-
     @Test
     public void givenAnotherBalancedString_whenCheckingForBalance_shouldReturnTrue() {
         boolean result = balancedBracketsUsingString.isBalanced("{{([])}}");
         assertThat(result).isTrue();
     }
 
-
     @Test
     public void givenUnBalancedString_whenCheckingForBalance_shouldReturnFalse() {
         boolean result = balancedBracketsUsingString.isBalanced("{{)[](}}");