BAEL-8275 Print an Array Without Brackets and Commas in Java (#17207)

* BAEL-8275 Print an Array Without Brackets and Commas

* BAEL-8275 suggestion implemented

* BAEL-8275 module change

Author: Tirth007

core-java-modules/core-java-arrays-operations-basic-2/pom.xml

@@ -19,6 +19,11 @@
             <artifactId>commons-lang3</artifactId>
             <version>3.14.0</version>
         </dependency>
+        <dependency>
+            <groupId>com.google.guava</groupId>
+            <artifactId>guava</artifactId>
+            <version>${guava.version}</version>
+        </dependency>
     </dependencies>
 
 </project>

core-java-modules/core-java-arrays-operations-basic-2/src/test/java/com/baeldung/array/printarraywithoutbracketcomma/PrintArrayWithoutBracketCommaTest.java

@@ -0,0 +1,72 @@
+package com.baeldung.array.printarraywithoutbracketcomma;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import java.util.Arrays;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+import org.apache.commons.lang3.StringUtils;
+import org.junit.jupiter.api.Test;
+
+import com.google.common.base.Joiner;
+
+public class PrintArrayWithoutBracketCommaTest {
+
+    String[] content = new String[] { "www.", "Baeldung.", "com" };
+
+    @Test
+    public void givenArray_whenUsingStringBuilder_thenPrintedArrayWithoutCommaBrackets() {
+        StringBuilder builder = new StringBuilder();
+        for (String element: content) {
+            builder.append(element);
+        }
+
+        assertEquals("www.Baeldung.com", builder.toString());
+    }
+
+    @Test
+    public void givenArray_whenUsingStringReplace_thenPrintedArrayWithoutCommaBrackets() {
+        String result = Arrays.toString(content)
+            .replace("[", "")
+            .replace("]", "")
+            .replace(", ", "");
+
+        assertEquals("www.Baeldung.com", result);
+    }
+
+    @Test
+    public void givenArray_whenUsingStringReplaceAll_thenPrintedArrayWithoutCommaBrackets() {
+        String result = Arrays.toString(content).replaceAll("\\[|\\]|, ", "");
+
+        assertEquals("www.Baeldung.com", result);
+    }
+
+    @Test
+    public void givenArray_whenUsingStringJoin_thenPrintedArrayWithoutCommaBrackets() {
+        String result = String.join("", content);
+
+        assertEquals("www.Baeldung.com", result);
+    }
+
+    @Test
+    public void givenArray_whenUsingStream_thenPrintedArrayWithoutCommaBrackets() {
+        String result = Stream.of(content).collect(Collectors.joining(""));
+
+        assertEquals("www.Baeldung.com", result);
+    }
+
+    @Test
+    public void givenArray_whenUsingStringUtilsJoin_thenPrintedArrayWithoutCommaBrackets() {
+        String result = StringUtils.join(content, "");
+
+        assertEquals("www.Baeldung.com", result);
+    }
+
+    @Test
+    public void givenArray_whenUsingJoinerJoin_thenPrintedArrayWithoutCommaBrackets() {
+        String result = Joiner.on("").join(content);
+
+        assertEquals("www.Baeldung.com", result);
+    }
+}