Checkstyle fixes

pmd-core/src/main/java/net/sourceforge/pmd/lang/ParserOptions.java

@@ -4,36 +4,36 @@
 package net.sourceforge.pmd.lang;
 
 /**
- * Represents a set of configuration options for a {@link Parser}.  For each
+ * Represents a set of configuration options for a {@link Parser}. For each
  * unique combination of ParserOptions a Parser will be used to create an AST.
- * Therefore, implementations must implement {@link Object#equals(Object)}
- * and {@link Object#hashCode()}.  
+ * Therefore, implementations must implement {@link Object#equals(Object)} and
+ * {@link Object#hashCode()}.
  */
 public class ParserOptions {
     protected String suppressMarker;
 
     public String getSuppressMarker() {
-	return suppressMarker;
+        return suppressMarker;
     }
 
     public void setSuppressMarker(String suppressMarker) {
-	this.suppressMarker = suppressMarker;
+        this.suppressMarker = suppressMarker;
     }
 
     @Override
     public boolean equals(Object obj) {
-	if (this == obj) {
-	    return true;
-	}
-	if (obj == null || getClass() != obj.getClass()) {
-	    return false;
-	}
-	final ParserOptions that = (ParserOptions) obj;
-	return this.suppressMarker.equals(that.suppressMarker);
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null || getClass() != obj.getClass()) {
+            return false;
+        }
+        final ParserOptions that = (ParserOptions) obj;
+        return this.suppressMarker.equals(that.suppressMarker);
     }
 
     @Override
     public int hashCode() {
-	return suppressMarker != null ? suppressMarker.hashCode() : 0;
+        return suppressMarker != null ? suppressMarker.hashCode() : 0;
     }
 }