Android 光标错误，从电话联系人列表中获取电话联系人

我知道有很多关于如何从联系人列表中选择电话联系人的答案，我在过去的两个小时里一直在查看这些答案。我的片段中有onActivityResult（）代码，但在查询uri时，我一直遇到这个游标错误。请看一看

package zafus.addressbook;

import android.app.Activity;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.provider.ContactsContract;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.TextView;
import android.widget.Toast;


/**
 * A simple {@link Fragment} subclass.
 * Activities that contain this fragment must implement the
 * {@link //ContactAddressEntryFragment.//OnFragmentInteractionListener} interface
 * to handle interaction events.
 * Use the {@link ContactAddressEntryFragment#newInstance} factory method to
 * create an instance of this fragment.
 */
public class ContactAddressEntryFragment extends Fragment {
    // TODO: Rename parameter arguments, choose names that match
    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
    private static final String ARG_PARAM1 = "param1";
    private static final String ARG_PARAM2 = "param2";

    // TODO: Rename and change types of parameters
    private String mParam1;
    private String mParam2;

    private OnFragmentInteractionListener mListener;
    private final int PICK_CONTACT=1;

    /**
     * Use this factory method to create a new instance of
     * this fragment using the provided parameters.
     *
     * @param param1 Parameter 1.
     * @param param2 Parameter 2.
     * @return A new instance of fragment ContactAddressEntryFragment.
     */
    // TODO: Rename and change types and number of parameters
    public static ContactAddressEntryFragment newInstance(String param1, String param2) {
        ContactAddressEntryFragment fragment = new ContactAddressEntryFragment();
        Bundle args = new Bundle();
        args.putString(ARG_PARAM1, param1);
        args.putString(ARG_PARAM2, param2);
        fragment.setArguments(args);
        return fragment;
    }

    public ContactAddressEntryFragment() {
        // Required empty public constructor
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        if (getArguments() != null) {
            mParam1 = getArguments().getString(ARG_PARAM1);
            mParam2 = getArguments().getString(ARG_PARAM2);
        }
    }
    private View row;

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // Inflate the layout for this fragment
        row=inflater.inflate(R.layout.fragment_contact_address_entry, container, false);

        TextView ch1=(TextView)row.findViewById(R.id.NotInContactCheckBox);
        ch1.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                    LinearLayout l=(LinearLayout)row.findViewById(R.id.select_from_contacts_button_LinearLayout);
                    l.setVisibility(View.GONE);
                    RelativeLayout r=(RelativeLayout)row.findViewById(R.id.random);
                    r.setVisibility(View.VISIBLE);
                    l=(LinearLayout)row.findViewById(R.id.select_from_IN_contacts_button_LinearLayout);
                    l.setVisibility(View.VISIBLE);
                }

        });


        ch1=(TextView)row.findViewById(R.id.InContactCheckBox);

        ch1.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                    LinearLayout l=(LinearLayout)row.findViewById(R.id.select_from_contacts_button_LinearLayout);
                    l.setVisibility(View.VISIBLE);
                    RelativeLayout r=(RelativeLayout)row.findViewById(R.id.random);
                    r.setVisibility(View.GONE);
                    l=(LinearLayout)row.findViewById(R.id.select_from_IN_contacts_button_LinearLayout);
                    l.setVisibility(View.GONE);

            }
        });

        Button b=(Button)row.findViewById(R.id.select_from_contacts_button);
        b.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent intent = new Intent(Intent.ACTION_PICK, ContactsContract.Contacts.CONTENT_URI);
                startActivityForResult(intent, PICK_CONTACT);
            }
        });


        return row;
    }



    @Override
    public void onActivityResult(int reqCode, int resultCode, Intent data) {
        super.onActivityResult(reqCode, resultCode, data);

        Toast.makeText(getActivity(),"OnResult fragment called",Toast.LENGTH_LONG).show();
        Uri contactData = data.getData();
        switch (reqCode) {
            case PICK_CONTACT:
                if (resultCode == Activity.RESULT_OK) {
                    Cursor cursor = getActivity().getContentResolver().query(contactData, null, null, null, null);
                    try {
                        int contactIdIdx = cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone._ID);
                        int nameIdx = cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME);
                        int phoneNumberIdx = cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER);
                        int photoIdIdx = cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.PHOTO_ID);
                        int emailIdx = cursor.getColumnIndex(ContactsContract.CommonDataKinds.Email.ADDRESS);
                        cursor.moveToFirst();
                        String name="";String phoneNumber="";String emailAddress="";

                        //phoneNumber =       cursor.getString(cursor.getColumnIndexOrThrow(ContactsContract.CommonDataKinds.Phone.NUMBER));
                        //name =              cursor.getString(cursor.getColumnIndexOrThrow(ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME));
                        //emailAddress =              cursor.getString(cursor.getColumnIndexOrThrow(ContactsContract.CommonDataKinds.Email.ADDRESS));
                        do {
                            String idContact = cursor.getString(contactIdIdx);
                            name = cursor.getString(nameIdx);
                            phoneNumber = cursor.getString(phoneNumberIdx);
                            emailAddress=cursor.getString(emailIdx);
                        } while (cursor.moveToNext());
                        setData(name,phoneNumber,emailAddress);
                    } catch (Exception e) {
                        e.printStackTrace();
                        Toast.makeText(getActivity(),e.getMessage(),Toast.LENGTH_LONG).show();
                    } finally {
                        if (cursor != null) {
                            cursor.close();
                        }
                    }
                }
                break;
        }
    }


public void setData(String n,String p,String e){
   // CheckBox ch=(CheckBox)row.findViewById(R.id.InContactCheckBox);
    LinearLayout l=(LinearLayout)row.findViewById(R.id.select_from_contacts_button_LinearLayout);
    //ch.setChecked(false);
    l.setVisibility(View.GONE);
    RelativeLayout r=(RelativeLayout)row.findViewById(R.id.random);
    r.setVisibility(View.VISIBLE);
    l=(LinearLayout)row.findViewById(R.id.select_from_IN_contacts_button_LinearLayout);
    l.setVisibility(View.VISIBLE);


    EditText editText = (EditText)row.findViewById(R.id.contact_address_name_entry);
    editText.setText(n, TextView.BufferType.EDITABLE);

    editText = (EditText)row.findViewById(R.id.contact_address_number_entry);
    editText.setText(p, TextView.BufferType.EDITABLE);

    editText = (EditText)row.findViewById(R.id.contact_address_email_entry);
    editText.setText(e, TextView.BufferType.EDITABLE);


}

    // TODO: Rename method, update argument and hook method into UI event
    public void onButtonPressed(Uri uri) {
        if (mListener != null) {
           // mListener.onFragmentInteraction(uri);
        }
    }

    @Override
    public void onAttach(Activity activity) {
        super.onAttach(activity);
        try {
            mListener = (OnFragmentInteractionListener) activity;
        } catch (ClassCastException e) {
            throw new ClassCastException(activity.toString()
                    + " must implement OnFragmentInteractionListener");
        }
    }

    @Override
    public void onDetach() {
        super.onDetach();
        mListener = null;
    }

    /**
     * This interface must be implemented by activities that contain this
     * fragment to allow an interaction in this fragment to be communicated
     * to the activity and potentially other fragments contained in that
     * activity.
     * <p/>
     * See the Android Training lesson <a href=
     * "http://developer.android.com/training/basics/fragments/communicating.html"
     * >Communicating with Other Fragments</a> for more information.
     */
    /*public interface OnFragmentInteractionListener {
        // TODO: Update argument type and name
        public void onFragmentInteraction(Uri uri);
    }*/

}

包zafus.addressbook；
导入android.app.Activity；
导入android.content.Intent；
导入android.database.Cursor；
导入android.net.Uri；
导入android.os.Bundle；
导入android.provider.contacts合同；
导入android.support.v4.app.Fragment；
导入android.view.LayoutInflater；
导入android.view.view；
导入android.view.ViewGroup；
导入android.widget.Button；
导入android.widget.EditText；
导入android.widget.LinearLayout；
导入android.widget.RelativeLayout；
导入android.widget.TextView；
导入android.widget.Toast；
/**
*一个简单的{@link Fragment}子类。
*包含此片段的活动必须实现
*{@link//ContactAddressEntryFragment//OnFragmentInteractionListener}接口
*处理交互事件。
*使用{@link ContactAddressEntryFragment#newInstance}工厂方法
*创建此片段的实例。
*/
公共类ContactAddressEntryFragment扩展了片段{
//TODO:重命名参数参数，选择匹配的名称
//片段初始化参数，例如ARG_ITEM_NUMBER
私有静态最终字符串ARG_PARAM1=“PARAM1”；
私有静态最终字符串ARG_PARAM2=“PARAM2”；
//TODO:重命名和更改参数类型
私有字符串mParam1；
私有字符串mParam2；
私有OnFragmentInteractionListener mListener；
私人最终int PICK_CONTACT=1；
/**
*使用此工厂方法创建的新实例
*使用提供的参数创建此片段。
*
*@param param1参数1。
*@param param2参数2。
*@返回片段ContactAddressEntryFragment的新实例。
*/
//TODO:重命名和更改参数的类型和数量
公共静态ContactAddressEntryFragment newInstance（字符串param1，字符串param2）{
ContactAddressEntryFragment=新的ContactAddressEntryFragment（）；
Bundle args=新Bundle（）；
args.putString（ARG_PARAM1，PARAM1）；
args.putString（ARG_PARAM2，PARAM2）；
fragment.setArguments（args）；
返回片段；
}
public ContactAddressEntryFragment（）{
//必需的空公共构造函数
}
@凌驾
创建时的公共void（Bundle savedInstanceState）{
super.onCreate（savedInstanceState）；
如果（getArguments（）！=null）{
mParam1=getArguments（）.getString（ARG_PARAM1）；
mParam2=getArguments（）.getString（ARG_PARAM2）；
}
}
私有视图行；
@凌驾
创建视图上的公共视图（布局、充气机、视图组容器、，
Bundle savedInstanceState）{
//为该碎片膨胀布局
row=充气机。充气（R.layout.fragment\u contact\u address\u entry，container，false）；
TextView ch1=（TextView）row.findViewById（R.id.notincontact复选框）；
ch1.setOnClickListener（新视图.OnClickListener（）{
@凌驾
公共void onClick（视图v）{
LinearLayout l=（LinearLayout）行。findViewById（R.id.从联系人中选择按钮\u LinearLayout）；
l、 设置可见性（View.GONE）；
RelativeLayout r=（RelativeLayout）row.findViewById（r.id.random）；
r、 设置可见性（View.VISIBLE）；
l=（LinearLayout）行。findViewById（R.id.从联系人中选择按钮LinearLayout）；
l、 设置可见性（View.VISIBLE）；
}
});
ch1=（TextView）row.findViewById（R.id.incontact复选框）；
ch1.setOnClickListener（新视图.OnClickListener（）{
@凌驾
公共void onClick（视图v）{
LinearLayout l=（LinearLayout）行。findViewById（R.id.从联系人中选择按钮\u LinearLayout）；
l、 设置可见性（View.VISIBLE）；
RelativeLayout r=（RelativeLayout）row.findViewById（r.id.random）；
r、 设置可见性（View.GONE）；
l=（LinearLayout）行。findViewById（R.id.从联系人中选择按钮LinearLayout）；
l、 设置可见性（View.GONE）；
}
});
按钮b=（按钮）行。findViewById（R.id.select\u from\u contacts\u按钮）；
b、 setOnClickListener（新视图。OnClickListener（）{
@凌驾
公共void onClick（视图v）{
意向意向=新意向（Intent.ACTION\u PICK，Contacts contract.Contacts.CONTENT\u URI）；
startActivityForResult（意向、选择联系人）；
}
});
返回行；
}
@凌驾
ActivityResult上的公共无效（int-reqCode、int-resultCode、意图数据）{
super.onActivityResult（请求代码、结果代码、数据）；
Toast.makeText（getActivity（），“OnResult片段调用”，Toast.LENGTH_LONG.show（）；
Uri contactData=data.getData（）；
开关（reqCode）{
案例选取联系人：
if（resultCode==Activity.RESULT\u确定）{
Cursor Cursor=getActivity（）.getContentResolver（）.query（contactData，null，null，null）；
试一试{
int contactIdIdx=cursor.getColumnIndex（ContactsContract.CommonDataTypes.Phone.\u ID）；
int nameIdx=cursor.getColumnIndex（ContactsContract.CommonDataTypes.Phone.DISPLAY\u NAME）；
int phoneNumberIdx=cursor.getColumnIndex（ContactsContract.CommonDataTypes.Phone.NUMBER）；
int photoidix=cursor.getColumnIndex（ContactsContract.CommonDataTypes.Phone.PHOTO_ID）；
int emailIdx=cursor.getColumnIndex（ContactsContract.CommonDataTypes.Email.ADDRESS）；
铜
Intent intent = new Intent(Intent.ACTION_PICK, ContactsContract.Contacts.CONTENT_URI);

startActivityForResult(intent, PICK_CONTACT);

 @Override
    public void onActivityResult(int reqCode, int resultCode, Intent data) {
        super.onActivityResult(reqCode, resultCode, data);

        Toast.makeText(getActivity(),"OnResult fragment called",Toast.LENGTH_LONG).show();
        Uri contactData=ContactsContract.CommonDataKinds.Phone.CONTENT_URI;
        if(data!=null) {
             contactData = data.getData();
        }
        switch (reqCode) {
            case PICK_CONTACT:
                if (resultCode == Activity.RESULT_OK) {
                    Cursor c = getActivity().getContentResolver().query(contactData, null, null, null, null);
                    String name="",email="",number="";
                    if (c.moveToFirst()) {


                        String id =c.getString(c.getColumnIndexOrThrow(ContactsContract.Contacts._ID));

                        String hasPhone =c.getString(c.getColumnIndex(ContactsContract.Contacts.HAS_PHONE_NUMBER));
                        //String hasEmail =c.getString(c.getColumnIndex(ContactsContract.Contacts.Data.DATA1.));


                        if (hasPhone.equalsIgnoreCase("1")) {
                            Cursor phones = getActivity().getContentResolver().query(
                                    ContactsContract.CommonDataKinds.Phone.CONTENT_URI, null,
                                    ContactsContract.CommonDataKinds.Phone.CONTACT_ID + " = " + id,
                                    null, null);
                            phones.moveToFirst();
                            number = phones.getString(phones.getColumnIndex("data1"));
                            phones.close();
                        }

                        Cursor emailCur = getActivity().getContentResolver().query(
                                ContactsContract.CommonDataKinds.Email.CONTENT_URI,
                                null,
                                ContactsContract.CommonDataKinds.Email.CONTACT_ID + " = ?",
                                new String[]{id}, null);
                        while (emailCur.moveToNext()) {
                            // This would allow you get several email addresses
                            // if the email addresses were stored in an array
                            if(emailCur.getString(
                                    emailCur.getColumnIndex(ContactsContract.CommonDataKinds.Email.DATA))!="")
                            email = emailCur.getString(
                                    emailCur.getColumnIndex(ContactsContract.CommonDataKinds.Email.DATA));
                            String emailType = emailCur.getString(
                                    emailCur.getColumnIndex(ContactsContract.CommonDataKinds.Email.TYPE));
                        }
                        emailCur.close();
                        name = c.getString(c.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
                        c.close();
                    }

                    setData(name,number,email);
                    // Do something with the phone number...
                    }
                }

        }

 @Override
        public void onActivityResult(int reqCode, int resultCode, Intent data) {
            super.onActivityResult(reqCode, resultCode, data);
        }