tabs to whitespace
diff --git a/src/main/java/org/apache/sling/testing/clients/exceptions/TestingIOException.java b/src/main/java/org/apache/sling/testing/clients/exceptions/TestingIOException.java
index 6f7992e..2d4ec6a 100644
--- a/src/main/java/org/apache/sling/testing/clients/exceptions/TestingIOException.java
+++ b/src/main/java/org/apache/sling/testing/clients/exceptions/TestingIOException.java
@@ -28,12 +28,12 @@
  */
 public class TestingIOException extends ClientException {
 
-	public TestingIOException(String message) {
-		super(message);
-	}
-	
+    public TestingIOException(String message) {
+        super(message);
+    }
+
     public TestingIOException(String message, Throwable throwable) {
-    	super(message, throwable);
+        super(message, throwable);
     }
 
     public TestingIOException(String message, int httpStatusCode) {
diff --git a/src/main/java/org/apache/sling/testing/clients/exceptions/TestingSetupException.java b/src/main/java/org/apache/sling/testing/clients/exceptions/TestingSetupException.java
index 4346837..a75330f 100644
--- a/src/main/java/org/apache/sling/testing/clients/exceptions/TestingSetupException.java
+++ b/src/main/java/org/apache/sling/testing/clients/exceptions/TestingSetupException.java
@@ -28,12 +28,12 @@
  */
 public class TestingSetupException extends ClientException {
 
-	public TestingSetupException(String message) {
-		super(message);
-	}
-	
+    public TestingSetupException(String message) {
+        super(message);
+    }
+
     public TestingSetupException(String message, Throwable throwable) {
-    	super(message, throwable);
+        super(message, throwable);
     }
 
     public TestingSetupException(String message, int httpStatusCode) {
diff --git a/src/main/java/org/apache/sling/testing/clients/exceptions/TestingValidationException.java b/src/main/java/org/apache/sling/testing/clients/exceptions/TestingValidationException.java
index 4a43763..0627c69 100644
--- a/src/main/java/org/apache/sling/testing/clients/exceptions/TestingValidationException.java
+++ b/src/main/java/org/apache/sling/testing/clients/exceptions/TestingValidationException.java
@@ -29,12 +29,12 @@
  */
 public class TestingValidationException extends ClientException {
 
-	public TestingValidationException(String message) {
-		super(message);
-	}
-	
+    public TestingValidationException(String message) {
+        super(message);
+    }
+
     public TestingValidationException(String message, Throwable throwable) {
-    	super(message, throwable);
+        super(message, throwable);
     }
 
     public TestingValidationException(String message, int httpStatusCode) {
diff --git a/src/main/java/org/apache/sling/testing/clients/util/InputStreamBodyWithLength.java b/src/main/java/org/apache/sling/testing/clients/util/InputStreamBodyWithLength.java
index dfdfefc..19b24e2 100644
--- a/src/main/java/org/apache/sling/testing/clients/util/InputStreamBodyWithLength.java
+++ b/src/main/java/org/apache/sling/testing/clients/util/InputStreamBodyWithLength.java
@@ -62,7 +62,7 @@
             try {
                 stream.close();
             } catch (IOException e) {
-            	// ignore
+                // ignore
             }
         }
         return streamLength;
diff --git a/src/test/java/org/apache/sling/testing/clients/SlingClientExceptions.java b/src/test/java/org/apache/sling/testing/clients/SlingClientExceptions.java
index 26ee804..153956c 100644
--- a/src/test/java/org/apache/sling/testing/clients/SlingClientExceptions.java
+++ b/src/test/java/org/apache/sling/testing/clients/SlingClientExceptions.java
@@ -23,26 +23,23 @@
 import org.junit.Test;
 
 public class SlingClientExceptions {
-	
 
-	private static final String ERROR_PATH = "/content/missingResource.json";
-	
+    private static final String ERROR_PATH = "/content/missingResource.json";
+
     @ClassRule
     public static HttpServerRule httpServer = new HttpServerRule() {
         @Override
         protected void registerHandlers() throws IOException {
-            
             serverBootstrap.registerHandler( ERROR_PATH, (request, response, context) -> {
-            		response.setStatusCode(500);
+                response.setStatusCode(500);
             });
-            
         }
     };
-	
+
     @Test(expected = TestingValidationException.class)
     public void testDoGetError() throws Exception {
         SlingClient c = new SlingClient(httpServer.getURI(), "user", "pass");
         c.doGet(ERROR_PATH, 200);
     }
 
-}
+}
\ No newline at end of file