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Sanity4J was created to simplify running multiple static code analysis tools on the Java projects. It provides a single entry point to run all the selected tools and produce a consolidated report, which presents all findings in an easily accessible manner.

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UseStringBufferForStringAppends


UseStringBufferForStringAppends
Finds usages of += for appending strings.
           
		
		
		    
		    
    		    
    		    
    		    

    		    This rule is defined by the following Java class:
    		    net.sourceforge.pmd.rules.optimization.UseStringBufferForStringAppends
    		    
		    
	    
	    
        
        
        Example:
            
                    
      
public class Foo {
 void bar() {
  String a;
  a = "foo";
  a += " bar";
  // better would be:
  // StringBuffer a = new StringBuffer("foo");
  // a.append(" bar);
 }
}