質問編集履歴
1
javaコードを追加しました
title
CHANGED
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File without changes
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body
CHANGED
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@@ -30,4 +30,31 @@
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30
30
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}
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31
31
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}
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32
32
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</script>
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33
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+
```
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34
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###java
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35
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```
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36
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try{
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37
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StringBuffer sb = new StringBuffer("select ");
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38
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if(columns.length == 1){
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39
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sb.append(columns[0]);
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40
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sb.append(" from TEST");
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41
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}
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42
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else if(columns.length == 2) {
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43
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sb.append(columns[0]);
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44
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sb.append(",");
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45
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sb.append(columns[1]);
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46
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sb.append(" from TEST");
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47
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}
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48
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else if(columns.length == 3) {
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49
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sb.append(columns[0]);
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50
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sb.append(",");
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51
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sb.append(columns[1]);
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52
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sb.append(",");
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53
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sb.append(columns[2]);
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54
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sb.append(" from TEST");
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55
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}
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56
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else if(columns.length == 0) {
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57
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throw new NullPointerException();
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58
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}
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59
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}
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33
60
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```
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