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package com.avos.avospush.util;

import com.alibaba.fastjson.util.FieldInfo;
import com.avos.avoscloud.AVOSCloud;
import com.avos.avoscloud.AVUtils;
import com.avos.avoscloud.LogUtil;

import java.lang.reflect.Method;

/**
 * Created by lbt05 on 1/23/15.
 */
public class FieldAttribute {
  String fieldName;
  Method getterMethod;
  Method setterMethod;
  String aliaName;
  Class fieldType;

  public FieldAttribute(String fieldName, String aliaName, Method getterMethod,
      Method setterMethod, Class type) {
    this.aliaName = aliaName;
    this.fieldName = fieldName;
    this.getterMethod = getterMethod;
    this.setterMethod = setterMethod;
    this.fieldType = type;
  }

  public String getFieldName() {
    return fieldName;
  }

  public void setFieldName(String fieldName) {
    this.fieldName = fieldName;
  }

  public Method getGetterMethod() {
    return getterMethod;
  }

  public void setGetterMethod(Method getterMethod) {
    this.getterMethod = getterMethod;
  }

  public Method getSetterMethod() {
    return setterMethod;
  }

  public void setSetterMethod(Method setterMethod) {
    this.setterMethod = setterMethod;
  }

  public String getAliaName() {
    return AVUtils.isBlankString(aliaName) ? fieldName : aliaName;
  }

  public void setAliaName(String aliaName) {
    this.aliaName = aliaName;
  }

  public Class getFieldType() {
    return fieldType;
  }

  public void setFieldType(Class fieldType) {
    this.fieldType = fieldType;
  }

  public Object get(Object receiver) {
    try {
      if (getterMethod != null) {
        return getterMethod.invoke(receiver);
      } else {
        throw new RuntimeException();
      }
    } catch (Exception e) {
      if (AVOSCloud.isDebugLogEnabled()) {
        LogUtil.avlog.d("Failed to invoke getter:" + fieldName);
      }
    }
    return null;
  }

  public void set(Object receiver, Object value) {
    try {
      if (setterMethod != null) {
        setterMethod.invoke(receiver, value);
      } else {
        throw new RuntimeException();
      }
    } catch (Exception e) {
      if (AVOSCloud.isDebugLogEnabled()) {
        LogUtil.avlog.d("Failed to invoke setter:" + fieldName);
      }
    }
  }
}