import com.google.gson.ExclusionStrategy;
import com.google.gson.FieldAttributes;
/**
 *Gson序列化对象排除属性
 *调用方法：
 *String[] keys = { "id" };
 *Gson gson = new GsonBuilder().setExclusionStrategies(new JsonKit(keys)).create();
 */
public class JsonKit implements ExclusionStrategy {
	String[] keys;

	public JsonKit(String[] keys) {
		this.keys = keys;
	}

	@Override
	public boolean shouldSkipClass(Class<?> arg0) {
		return false;
	}

	@Override
	public boolean shouldSkipField(FieldAttributes arg0) {
		for (String key : keys) {
			if (key.equals(arg0.getName())) {
				return true;
			}
		}
		return false;
	}

}

Gson序列化对象时排除字段