Java 当我使用search editText和filter方法时，为什么我的应用程序会崩溃 这是我的代码

如何使过滤器工作？

这是我的ArrayaAdapter

---

请帮我纠正错误

活动类和arrayList：

package com.example.android.emanprice;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.widget.EditText;
import android.widget.ListView;
import java.util.ArrayList;
import android.text.Editable;
import android.text.TextWatcher;
import android.widget.TextView;

import java.util.Locale;

public class BabyActivity extends AppCompatActivity {




    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.word_list);





         final ArrayList<Word> words = new ArrayList<Word>();
        // Create an array of words
        // Create a list of words

        words.add(new Word("1050", "012 بيبي", R.drawable.ic_012_));
        words.add(new Word("1250", "035بى بى", R.drawable.ic_035_));
        words.add(new Word("1500", "1019 بيبي", R.drawable.ic_1019_));
        words.add(new Word("1500", "1065 بيبي", R.drawable.ic_1065_));
        words.add(new Word("1500", "1089 بيبي", R.drawable.ic_1089_));
        words.add(new Word("1200", "1093 بيبي", R.drawable.ic_1093_));
        words.add(new Word("1500", "1095 بيبي", R.drawable.ic_1095_));
        words.add(new Word("1500", "1098 بيبي", R.drawable.ic_1098_));
        words.add(new Word("1500", "1099 بيبي", R.drawable.ic_1099_));
        words.add(new Word("1500", "1105 بيبي", R.drawable.ic_1105_));
        words.add(new Word("900", "1602 بيبي", R.drawable.ic_1602_));
        words.add(new Word("900", "1775 بيبي", R.drawable.ic_1775_));
        words.add(new Word("900", "1783 بيبي", R.drawable.ic_1783_));
        words.add(new Word("850", "1888 بيبي", R.drawable.ic_1888_));
        words.add(new Word("1400", "2588B بيبي", R.drawable.ic_2588b_));
        words.add(new Word("1400", "2715B بيبي", R.drawable.ic_2715b_));
        words.add(new Word("1400", "2736B بيبي", R.drawable.ic_2736b_));
        words.add(new Word("1500", "2738B بيبي", R.drawable.ic_2738b_));
        words.add(new Word("1400", "2750B بيبي", R.drawable.ic_2750b_));
        words.add(new Word("1100", "3003 بيبي", R.drawable.ic_3003_));
        words.add(new Word("1100", "3005 بيبي", R.drawable.ic_3005_));
        words.add(new Word("1100", "3023 بيبي", R.drawable.ic_3023_));
        words.add(new Word("850", "353 بيبي", R.drawable.ic_353_));
        words.add(new Word("1150", "505356636بيبي", R.drawable.ic_505356636));
        words.add(new Word("1450", "609بي بي", R.drawable.ic_609_));
        words.add(new Word("1500", "80-10 بيبي", R.drawable.ic_80_10_));
        words.add(new Word("1350", "80-11 بيبي", R.drawable.ic_80_11_));
        words.add(new Word("1450", "80-12 بيبي", R.drawable.ic_80_12_));
        words.add(new Word("1450", "80-13 بيبي", R.drawable.ic_80_13_));
        words.add(new Word("1450", "80-14 بيبي", R.drawable.ic_80_14_));
        words.add(new Word("1450", "80-20 بيبي", R.drawable.ic_80_20_));
        words.add(new Word("1200", "80-5 بيبي", R.drawable.ic_80_5_));
        words.add(new Word("1350", "80-7 كنترة بيبي", R.drawable.ic_80_7__));
        words.add(new Word("1400", "80-9 بيبي", R.drawable.ic_80_9_));
        words.add(new Word("1100", "8362007 بيبي", R.drawable.ic_8362007_));
        words.add(new Word("1100", "8371021 بيبي", R.drawable.ic_8371021_));
        words.add(new Word("1600", "8802بيبي", R.drawable.ic_8802_));
        words.add(new Word("1600", "9903بيبي", R.drawable.ic_9903));
        words.add(new Word("1050", "AT3069 بيبي", R.drawable.ic_at3069_));
        words.add(new Word("1250", "AT3120 بيبي", R.drawable.ic_at3120_));
        words.add(new Word("1150", "B001 بيبي", R.drawable.ic_b001_));
        words.add(new Word("1100", "B002 كنترة بيبي", R.drawable.ic_b002__));
        words.add(new Word("950", "B011 بيبي", R.drawable.ic_b011_));
        words.add(new Word("900", "B1625", R.drawable.ic_b1625));
        words.add(new Word("1150", "B67 بيبي", R.drawable.ic_b67_));
        words.add(new Word("1150", "B6715 بيبي", R.drawable.ic_b6715_));
        words.add(new Word("1150", "B6716 كنترة بيبي", R.drawable.ic_b6716__));
        words.add(new Word("950", "B6761 بيبي", R.drawable.ic_b6761_));
        words.add(new Word("1100", "B6926 بيبي", R.drawable.ic_b6926_));
        words.add(new Word("1250", "B7006 بيبي", R.drawable.ic_b7006_));
        words.add(new Word("950", "B82 بيبي", R.drawable.ic_b82_));
        words.add(new Word("1100", "B8712 بيبي", R.drawable.ic_b8712_));
        words.add(new Word("1000", "B9003 كنترة بيبي", R.drawable.ic_b9003__));
        words.add(new Word("1100", "B9015 كنترة بيبي", R.drawable.ic_b9015__));
        words.add(new Word("1100", "B9018 كنترة بيبي", R.drawable.ic_b9018__));
        words.add(new Word("1650", "BB16-1", R.drawable.ic_bb16_1));
        words.add(new Word("1200", "H066 بيبي", R.drawable.ic_h066_));
        words.add(new Word("1300", "KB16-81", R.drawable.ic_kb16_81));
        words.add(new Word("1500", "KB16-98", R.drawable.ic_kb16_98));
        words.add(new Word("1500", "KB18-105", R.drawable.ic_kb18_105));
        words.add(new Word("1170", "KB18-107", R.drawable.ic_kb18_107));
        words.add(new Word("1170", "KB18-108", R.drawable.ic_kb18_108));
        words.add(new Word("1000", "KB18-111", R.drawable.ic_kb18_111));
        words.add(new Word("1000", "KB18-112", R.drawable.ic_kb18_112));
        words.add(new Word("1000", "KB18-113", R.drawable.ic_kb18_113));
        words.add(new Word("1000", "KB18-114", R.drawable.ic_kb18_114));
        words.add(new Word("1000", "KB18-115", R.drawable.ic_kb18_115));
        words.add(new Word("1000", "KB18-115-1", R.drawable.ic_kb18_115_1));
        words.add(new Word("1000", "KB18-116", R.drawable.ic_kb18_116));
        words.add(new Word("1000", "KB18-116-1", R.drawable.ic_kb18_116_1));
        words.add(new Word("1500", "KB18-120", R.drawable.ic_kb18_120));
        words.add(new Word("1250", "L-18 بيبي", R.drawable.ic_l_18_));
        words.add(new Word("1100", "MQ001 بيبي", R.drawable.ic_mq001_));




        // Create an {@link WordAdapter}, whose data source is a list of {@link Word}s. The
        // adapter knows how to create list items for each item in the list.
         final WordAdapter adapter = new WordAdapter(this, words, R.color.category_baby);

        // Find the {@link ListView} object in the view hierarchy of the {@link Activity}.
        // There should be a {@link ListView} with the view ID called list, which is declared in the
        // word_list.xml file.
        ListView listView = (ListView) findViewById(R.id.list);

        // Make the {@link ListView} use the {@link WordAdapter} we created above, so that the
        // {@link ListView} will display list items for each {@link Word} in the list.
        listView.setAdapter(adapter);
        final EditText  editText= findViewById(R.id.search);

        editText.addTextChangedListener(new TextWatcher() {
            @Override
            public void beforeTextChanged(CharSequence s, int start, int count, int after) {

            }

            @Override
            public void onTextChanged(CharSequence s, int start, int before, int count) {

            }

            @Override
            public void afterTextChanged(Editable s) {
                String text = editText.getText().toString().toUpperCase(Locale.getDefault());
                adapter.filter(text);


            }
        });




    }


}

package com.example.android.price；
导入android.support.v7.app.AppActivity；
导入android.os.Bundle；
导入android.widget.EditText；
导入android.widget.ListView；
导入java.util.ArrayList；
导入android.text.Editable；
导入android.text.TextWatcher；
导入android.widget.TextView；
导入java.util.Locale；
公共类BabyActivity扩展了AppCompative活动{
@凌驾
创建时受保护的void（Bundle savedInstanceState）{
super.onCreate（savedInstanceState）；
setContentView（R.layout.word\u列表）；
最终ArrayList单词=新ArrayList（）；
//创建一个单词数组
//创建一个单词列表
添加（新词“1050”、“012ببي”，R.drawable.icب012ب”）；
添加（新词“1250”、“035بببى”，R.drawable.ic_035_609;）；
添加（新词“1500”、“1019”和“R.drawable.ic”和“1019”）；
添加（新词“1500”、“1065”和“R.drawable.ic”和“1065”）；
添加（新词“1500”、“1089”和“R.drawable.ic”和“1089”）；
添加（新词“1200”、“1093”和“R.drawable.ic”和“1093”）；
添加（新词“1500”、“1095”和“R.drawable.ic”和“1095”）；
添加（新词“1500”、“1098”和“R.drawable.ic”和“1098”）；
添加（新词“1500”、“1099”和“R.drawable.ic”和“1099”）；
添加（新词“1500”、“1105”和“R.drawable.ic”和“1105”）；
添加（新词（“900”、“1602”和“R.drawable.ic”和“1602”）；
添加（新词（“900”、“1775”和“R.drawable.ic”和“1775”）；
加上（新词（“900”、“1783”和“R.drawable.ic”和“1783”）；
添加（新词（“850”、“1888”和“R.drawable.ic”和“1888”）；
添加（新词“1400”、“2588B”和“R.drawable.ic2588b”）；
加上（新词“1400”、“2715B”和“R.drawable.ic”2715B）；
添加（新词“1400”、“2736B”和“R.drawable.ic”2736B）；
添加（新词“1500”、“2738Bببببي”，R.drawable.ic2738b）；
添加（新词“1400”、“2750Bب㶖㶖ي”，R.drawable.ic_2750B)）；
添加（新词（“1100”、“3003”和“R.drawable.ic”和“3003”）；
添加（新词“1100”、“3005”和“R.drawable.ic”3005）；
添加（新词“1100”、“3023”和“R.drawable.ic”和“3023”）；
添加（新词（“850”、“353”和“R.drawable.ic”和“353”）；
添加（新词（“1150”、“505356636”、“R.drawable.ic5053566636”）；
添加（新词（“1450”、“609بببي”，R.drawable.ic609)）；
加上（新词“1500”、“80-10”和“R.drawable.ic”和“80-10”）；
添加（新词（“1350”、“80-11”和“R.drawable.ic”和“80-11”）；
添加（新词（“1450”、“80-12”和“R.drawable.ic”和“80-12”）；
添加（新词（“1450”、“80-13”和“R.drawable.ic”和“80-13”）；
添加（新词（“1450”、“80-14”和“R.drawable.ic”和“80-14”）；
添加（新词（“1450”、“80-20”和“R.drawable.ic”和“80-20”）；
增加（新词“1200”、“80-5”和“R.drawable.ic”和“80-5”）；
添加（新词（“1350”、“80-7كنتبببببي”，R.drawable.icنu 80(u 7)）；
新增（新词“1400”、“80-9”和“R.drawable.ic”和“80-9”）；
加上（新词“1100”、“8362007”和“R.drawable.ic”和“8362007”）；
添加（新词“1100”、“8371021”和“R.drawable.IC8371021”）；
添加（新词（“1600”、“8802”和“R.drawable.ic”和“8802”）；
添加（新词（“1600”、“9903”、“R.drawable.icب9903”）；
添加（新词“1050”、“AT3069”、“R.drawable.ic”和“AT3069”）；
添加（新词（“1250”、“AT3120”、“AT1610”、“R.drawable.ic”、“AT3120”）；
添加（新词（“1150”、“B001”和“R.drawable.ic”和“B001”）；
添加（新词“1100”、“B002كنت㶠㶖㶖㶖ي”，R.drawable.ic(u B002)）；
添加（新词（“950”、“B011”和“R.drawable.ic”和“B011”）；
添加（新词（“900”，“B1625”，R.drawable.ic_B1625））；
添加（新词（“1150”、“B67”和“R.drawable.ic”和“B67”）；
新增（新词“1150”、“B6715”和“R.drawable.ic”和“B6715”）；
添加（新词（“1150”、“B6716كنت㶠㶖㶖㶖ي”，R.drawable.ic(B6716)）；
添加（新单词（“950”、“B6761”和“R.drawable.ic”和“B6761”）；
添加（新词（“1100”、“B6926”和“R.drawable.ic”和“B6926”）；
添加（新词“1250”、“B7006”和“R.drawable.ic”和“B7006”）；
添加（新词（“950”、“B82”和“R.drawable.ic”和“B82”）；
加上（新词“1100”、“B8712”和“R.drawable.ic”和“B8712”）；
加上（新词“1000”、“B9003”和“B9003”）；
添加（新词“1100”、“B9015”和“B9015”）；
添加（新词“1100”、“B9018”和“B9018”）；
添加（新词（“1650”，“BB16-1”，R.drawable.ic_BB16_1））；
添加（新词“1200”、“H066”和“R.drawable.ic”和“H066”）；
添加（新词（“1300”，“KB16-81”，R.drawable.ic_KB16_81））；
添加（新词（“1500”，“KB16-98”，R.drawable.ic_KB16_98））；
添加（新词（“1500”，“KB18-105”，R.drawable.ic_KB18_105））；
添加（新词（“1170”，“KB18-107”，R.drawable.ic_KB18_107））；
添加（新词（“1170”，“KB18-108”，R.drawable.ic_KB18_108））；
添加（新词（“1000”，“KB18-111”，R.drawable.ic_KB18_111））；
添加（新词（“1000”，“KB18-112”，R.drawable.ic_KB18_112））；
添加（新词（“1000”，“KB18-113”，R.drawable.ic_KB18_113））；
添加（新词（“1000”，“KB18-114”，R.drawable.ic_KB18_114））；
添加（新词（“1000”，“K
    public void filter(String charText) {
        charText = charText.toUpperCase(Locale.getDefault());
        words.clear();
        if (charText.length() == 0) {
            words.addAll(wordListFull);
        } else {
            for (Word wp : words) {
                if 
(wp.getModelName().toLowerCase(Locale.getDefault()).contains(charText)) {
                    wordListFull.add(wp);
                }
            }
        }
        notifyDataSetChanged();
    }

package com.example.android.emanprice;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.widget.EditText;
import android.widget.ListView;
import java.util.ArrayList;
import android.text.Editable;
import android.text.TextWatcher;
import android.widget.TextView;

import java.util.Locale;

public class BabyActivity extends AppCompatActivity {




    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.word_list);





         final ArrayList<Word> words = new ArrayList<Word>();
        // Create an array of words
        // Create a list of words

        words.add(new Word("1050", "012 بيبي", R.drawable.ic_012_));
        words.add(new Word("1250", "035بى بى", R.drawable.ic_035_));
        words.add(new Word("1500", "1019 بيبي", R.drawable.ic_1019_));
        words.add(new Word("1500", "1065 بيبي", R.drawable.ic_1065_));
        words.add(new Word("1500", "1089 بيبي", R.drawable.ic_1089_));
        words.add(new Word("1200", "1093 بيبي", R.drawable.ic_1093_));
        words.add(new Word("1500", "1095 بيبي", R.drawable.ic_1095_));
        words.add(new Word("1500", "1098 بيبي", R.drawable.ic_1098_));
        words.add(new Word("1500", "1099 بيبي", R.drawable.ic_1099_));
        words.add(new Word("1500", "1105 بيبي", R.drawable.ic_1105_));
        words.add(new Word("900", "1602 بيبي", R.drawable.ic_1602_));
        words.add(new Word("900", "1775 بيبي", R.drawable.ic_1775_));
        words.add(new Word("900", "1783 بيبي", R.drawable.ic_1783_));
        words.add(new Word("850", "1888 بيبي", R.drawable.ic_1888_));
        words.add(new Word("1400", "2588B بيبي", R.drawable.ic_2588b_));
        words.add(new Word("1400", "2715B بيبي", R.drawable.ic_2715b_));
        words.add(new Word("1400", "2736B بيبي", R.drawable.ic_2736b_));
        words.add(new Word("1500", "2738B بيبي", R.drawable.ic_2738b_));
        words.add(new Word("1400", "2750B بيبي", R.drawable.ic_2750b_));
        words.add(new Word("1100", "3003 بيبي", R.drawable.ic_3003_));
        words.add(new Word("1100", "3005 بيبي", R.drawable.ic_3005_));
        words.add(new Word("1100", "3023 بيبي", R.drawable.ic_3023_));
        words.add(new Word("850", "353 بيبي", R.drawable.ic_353_));
        words.add(new Word("1150", "505356636بيبي", R.drawable.ic_505356636));
        words.add(new Word("1450", "609بي بي", R.drawable.ic_609_));
        words.add(new Word("1500", "80-10 بيبي", R.drawable.ic_80_10_));
        words.add(new Word("1350", "80-11 بيبي", R.drawable.ic_80_11_));
        words.add(new Word("1450", "80-12 بيبي", R.drawable.ic_80_12_));
        words.add(new Word("1450", "80-13 بيبي", R.drawable.ic_80_13_));
        words.add(new Word("1450", "80-14 بيبي", R.drawable.ic_80_14_));
        words.add(new Word("1450", "80-20 بيبي", R.drawable.ic_80_20_));
        words.add(new Word("1200", "80-5 بيبي", R.drawable.ic_80_5_));
        words.add(new Word("1350", "80-7 كنترة بيبي", R.drawable.ic_80_7__));
        words.add(new Word("1400", "80-9 بيبي", R.drawable.ic_80_9_));
        words.add(new Word("1100", "8362007 بيبي", R.drawable.ic_8362007_));
        words.add(new Word("1100", "8371021 بيبي", R.drawable.ic_8371021_));
        words.add(new Word("1600", "8802بيبي", R.drawable.ic_8802_));
        words.add(new Word("1600", "9903بيبي", R.drawable.ic_9903));
        words.add(new Word("1050", "AT3069 بيبي", R.drawable.ic_at3069_));
        words.add(new Word("1250", "AT3120 بيبي", R.drawable.ic_at3120_));
        words.add(new Word("1150", "B001 بيبي", R.drawable.ic_b001_));
        words.add(new Word("1100", "B002 كنترة بيبي", R.drawable.ic_b002__));
        words.add(new Word("950", "B011 بيبي", R.drawable.ic_b011_));
        words.add(new Word("900", "B1625", R.drawable.ic_b1625));
        words.add(new Word("1150", "B67 بيبي", R.drawable.ic_b67_));
        words.add(new Word("1150", "B6715 بيبي", R.drawable.ic_b6715_));
        words.add(new Word("1150", "B6716 كنترة بيبي", R.drawable.ic_b6716__));
        words.add(new Word("950", "B6761 بيبي", R.drawable.ic_b6761_));
        words.add(new Word("1100", "B6926 بيبي", R.drawable.ic_b6926_));
        words.add(new Word("1250", "B7006 بيبي", R.drawable.ic_b7006_));
        words.add(new Word("950", "B82 بيبي", R.drawable.ic_b82_));
        words.add(new Word("1100", "B8712 بيبي", R.drawable.ic_b8712_));
        words.add(new Word("1000", "B9003 كنترة بيبي", R.drawable.ic_b9003__));
        words.add(new Word("1100", "B9015 كنترة بيبي", R.drawable.ic_b9015__));
        words.add(new Word("1100", "B9018 كنترة بيبي", R.drawable.ic_b9018__));
        words.add(new Word("1650", "BB16-1", R.drawable.ic_bb16_1));
        words.add(new Word("1200", "H066 بيبي", R.drawable.ic_h066_));
        words.add(new Word("1300", "KB16-81", R.drawable.ic_kb16_81));
        words.add(new Word("1500", "KB16-98", R.drawable.ic_kb16_98));
        words.add(new Word("1500", "KB18-105", R.drawable.ic_kb18_105));
        words.add(new Word("1170", "KB18-107", R.drawable.ic_kb18_107));
        words.add(new Word("1170", "KB18-108", R.drawable.ic_kb18_108));
        words.add(new Word("1000", "KB18-111", R.drawable.ic_kb18_111));
        words.add(new Word("1000", "KB18-112", R.drawable.ic_kb18_112));
        words.add(new Word("1000", "KB18-113", R.drawable.ic_kb18_113));
        words.add(new Word("1000", "KB18-114", R.drawable.ic_kb18_114));
        words.add(new Word("1000", "KB18-115", R.drawable.ic_kb18_115));
        words.add(new Word("1000", "KB18-115-1", R.drawable.ic_kb18_115_1));
        words.add(new Word("1000", "KB18-116", R.drawable.ic_kb18_116));
        words.add(new Word("1000", "KB18-116-1", R.drawable.ic_kb18_116_1));
        words.add(new Word("1500", "KB18-120", R.drawable.ic_kb18_120));
        words.add(new Word("1250", "L-18 بيبي", R.drawable.ic_l_18_));
        words.add(new Word("1100", "MQ001 بيبي", R.drawable.ic_mq001_));




        // Create an {@link WordAdapter}, whose data source is a list of {@link Word}s. The
        // adapter knows how to create list items for each item in the list.
         final WordAdapter adapter = new WordAdapter(this, words, R.color.category_baby);

        // Find the {@link ListView} object in the view hierarchy of the {@link Activity}.
        // There should be a {@link ListView} with the view ID called list, which is declared in the
        // word_list.xml file.
        ListView listView = (ListView) findViewById(R.id.list);

        // Make the {@link ListView} use the {@link WordAdapter} we created above, so that the
        // {@link ListView} will display list items for each {@link Word} in the list.
        listView.setAdapter(adapter);
        final EditText  editText= findViewById(R.id.search);

        editText.addTextChangedListener(new TextWatcher() {
            @Override
            public void beforeTextChanged(CharSequence s, int start, int count, int after) {

            }

            @Override
            public void onTextChanged(CharSequence s, int start, int before, int count) {

            }

            @Override
            public void afterTextChanged(Editable s) {
                String text = editText.getText().toString().toUpperCase(Locale.getDefault());
                adapter.filter(text);


            }
        });




    }


}

private ArrayList<Word> words = new ArrayList<Word>();

if (words != null) {
    words.clear();
}