fix #130, @JsonIgnore should be effective when creator is used

Author: taowen

src/main/java/com/jsoniter/ReflectionObjectDecoder.java

@@ -240,7 +240,7 @@ private Object decode_(JsonIterator iter) throws Exception {
             setExtra(obj, extra);
             for (Binding field : desc.fields) {
                 Object val = temp[field.idx];
-                if (val != NOT_SET) {
+                if (val != NOT_SET && field.fromNames.length > 0) {
                     field.field.set(obj, val);
                 }
             }

src/test/java/com/jsoniter/TestAnnotationJsonIgnore.java

@@ -1,8 +1,14 @@
 package com.jsoniter;
 
+import com.jsoniter.annotation.JsonCreator;
 import com.jsoniter.annotation.JsonIgnore;
+import com.jsoniter.annotation.JsonProperty;
+import com.jsoniter.spi.DecodingMode;
 import junit.framework.TestCase;
+import org.junit.Test;
 
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
 import java.io.IOException;
 import java.io.Serializable;
 
@@ -29,4 +35,32 @@ public void test_ignore_no_constructor_field() throws IOException {
         TestObject2 obj = iter.read(TestObject2.class);
         assertNull(obj.field2);
     }
+
+    public static class TestObject3 {
+        String field1;
+        @JsonIgnore
+        ActionListener fieldXXX;
+
+        @JsonCreator
+        public TestObject3(@JsonProperty("field2") final String field) {
+            field1 = null;
+            fieldXXX = new ActionListener() {
+                @Override
+                public void actionPerformed(ActionEvent e) {
+                    System.out.println("field2 is " + field);
+                }
+            };
+        }
+
+        @Override
+        public String toString() {
+            return "field1=" + field1 + ", field2=" + fieldXXX;
+        }
+    }
+
+    public void test_json_ignore_with_creator() throws IOException {
+        JsonIterator iter = JsonIterator.parse("{\"field2\": \"test\"}");
+        TestObject3 t = iter.read(TestObject3.class);
+        assertNotNull(t.fieldXXX);
+    }
 }