FIX: omit warning "Can't get the delegate of the gradle IncrementalProcessingEnvironment." in eclipse build.

src/core/lombok/core/AnnotationProcessor.java

@@ -111,6 +111,9 @@ public class AnnotationProcessor extends AbstractProcessor {
 		}
 		
 		@Override boolean want(ProcessingEnvironment procEnv, List<String> delayedWarnings) {
+			// do not run on ECJ as it may print warnings
+			if (procEnv.getClass().getName().startsWith("org.eclipse.jdt.")) return false;
+			
 			ProcessingEnvironment javacProcEnv = getJavacProcessingEnvironment(procEnv, delayedWarnings);
 			
 			if (javacProcEnv == null) return false;
@@ -210,7 +213,7 @@ public class AnnotationProcessor extends AbstractProcessor {
 		for (TypeElement elem : annotations) {
 			zeroElems = false;
 			Name n = elem.getQualifiedName();
-			if (n.length() > 7 && n.subSequence(0, 7).toString().equals("lombok.")) continue;
+			if (n.toString().startsWith("lombok.")) continue;
 			onlyLombok = false;
 		}