Change calling to String.isEmpty() for length() > 0 to make java 1.5 compatible

jgalo80 · jgalo80 · commit 76fa4ea13095 · 2015-09-22T11:59:54.000+02:00
diff --git a/src/main/java/com/mashape/unirest/request/body/MultipartBody.java b/src/main/java/com/mashape/unirest/request/body/MultipartBody.java
@@ -99,7 +99,7 @@ public MultipartBody field(String name, Object value, boolean file, String conte
 		parameters.put(name, list);
 
 		ContentType type = null;
-		if (contentType != null && !contentType.isEmpty()) {
+		if (contentType != null && contentType.length() > 0) {
 			type = ContentType.parse(contentType);
 		} else if (file) {
 			type = ContentType.APPLICATION_OCTET_STREAM;
