質問編集履歴
3
コード書き換え
test
CHANGED
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File without changes
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test
CHANGED
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@@ -14,13 +14,11 @@
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14
14
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15
15
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16
16
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17
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-
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17
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+
ObjectMapper mapper = new ObjectMapper();
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18
18
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19
19
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try {
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20
20
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21
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-
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21
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+
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22
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-
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23
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-
ObjectMapper mapper = new ObjectMapper();
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24
22
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25
23
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JackSon response = mapper.readValue(
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26
24
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2
コード変更
test
CHANGED
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File without changes
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test
CHANGED
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@@ -16,21 +16,41 @@
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16
16
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17
17
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18
18
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19
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+
try {
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20
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+
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21
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+
//jacksonのマッパーを設定
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22
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+
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19
23
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ObjectMapper mapper = new ObjectMapper();
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20
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-
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21
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-
try {
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22
24
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23
25
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JackSon response = mapper.readValue(
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24
26
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25
27
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26
28
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27
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-
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29
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+
new URL("http://express.heartrails.com/api/json?method=getAreas"),
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28
30
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29
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-
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31
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+
JackSon.class);
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30
32
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33
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+
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34
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+
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35
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+
String m = response.get("response").get(0).get("area").asText();
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36
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+
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37
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+
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38
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+
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31
|
-
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|
39
|
+
super.onCreate(savedInstanceState);
|
|
40
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+
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41
|
+
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42
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+
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43
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+
setContentView(R.layout.activity_main);
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32
44
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33
45
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46
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+
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47
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+
TextView textView = (TextView) findViewById(R.id.text_view);
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48
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+
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|
49
|
+
|
|
50
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+
|
|
51
|
+
textView.setText(String.valueOf(m));
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|
52
|
+
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|
53
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+
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|
34
54
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|
|
35
55
|
} catch (IOException e) {
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36
56
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|
@@ -42,33 +62,15 @@
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42
62
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43
63
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44
64
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45
|
-
super.onCreate(savedInstanceState);
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46
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-
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|
47
|
-
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|
48
|
-
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|
49
|
-
setContentView(R.layout.activity_main);
|
|
50
|
-
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51
|
-
|
|
52
|
-
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|
53
|
-
TextView textView = (TextView) findViewById(R.id.text_view);
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54
|
-
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|
55
|
-
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|
56
|
-
|
|
57
|
-
textView.setText();
|
|
58
|
-
|
|
59
|
-
|
|
60
|
-
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|
61
|
-
}
|
|
62
|
-
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|
63
|
-
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|
64
|
-
|
|
65
|
-
|
|
66
|
-
|
|
67
65
|
}
|
|
68
66
|
|
|
69
67
|
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|
70
68
|
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|
71
69
|
```
|
|
70
|
+
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|
71
|
+
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|
72
|
+
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|
73
|
+
上記のコードでは、response.getのgetに Cannot resolve method 'get(java.lang.String)'と言うエラーが出ています。
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|
72
74
|
|
|
73
75
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|
|
74
76
|
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1
文法の修正
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -8,45 +8,43 @@
|
|
|
8
8
|
|
|
9
9
|
public class MainActivity extends AppCompatActivity {
|
|
10
10
|
|
|
11
|
+
@Override
|
|
11
12
|
|
|
12
|
-
|
|
13
|
-
p
|
|
13
|
+
protected void onCreate(Bundle savedInstanceState){
|
|
14
|
-
|
|
15
|
-
{
|
|
16
14
|
|
|
17
15
|
|
|
18
16
|
|
|
17
|
+
|
|
19
18
|
|
|
19
|
+
ObjectMapper mapper = new ObjectMapper();
|
|
20
20
|
|
|
21
|
-
|
|
21
|
+
try {
|
|
22
22
|
|
|
23
|
-
JackSon response = mapper.readValue(
|
|
23
|
+
JackSon response = mapper.readValue(
|
|
24
24
|
|
|
25
25
|
|
|
26
26
|
|
|
27
|
-
|
|
27
|
+
|
|
28
28
|
|
|
29
|
-
new URL("http://express.heartrails.com/api/json?method=getAreas"),
|
|
29
|
+
new URL("http://express.heartrails.com/api/json?method=getAreas"),
|
|
30
30
|
|
|
31
|
-
JackSon.class);
|
|
31
|
+
JackSon.class);
|
|
32
32
|
|
|
33
|
+
|
|
33
34
|
|
|
35
|
+
} catch (IOException e) {
|
|
34
36
|
|
|
37
|
+
e.printStackTrace();
|
|
38
|
+
|
|
35
|
-
}
|
|
39
|
+
}
|
|
36
40
|
|
|
37
41
|
|
|
38
42
|
|
|
39
43
|
|
|
40
44
|
|
|
41
|
-
@Override
|
|
42
|
-
|
|
43
|
-
protected void onCreate(Bundle savedInstanceState) {
|
|
44
|
-
|
|
45
45
|
super.onCreate(savedInstanceState);
|
|
46
46
|
|
|
47
|
-
|
|
48
|
-
|
|
49
|
-
|
|
47
|
+
|
|
50
48
|
|
|
51
49
|
setContentView(R.layout.activity_main);
|
|
52
50
|
|
|
@@ -62,7 +60,13 @@
|
|
|
62
60
|
|
|
63
61
|
}
|
|
64
62
|
|
|
63
|
+
|
|
64
|
+
|
|
65
|
+
|
|
66
|
+
|
|
65
67
|
}
|
|
68
|
+
|
|
69
|
+
|
|
66
70
|
|
|
67
71
|
```
|
|
68
72
|
|