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829天前/** |
* @param lineNumber 选择要添加内容的行数 |
* @param attribute1 选择要添加的内容1 |
* @param attribute2 选择要添加的内容1 |
* 给finalFile,tempFilePath改成你自己的路径就可以用了 |
*/ |
public static void appendText(int lineNumber, String attribute1, String attribute2) throws IOException { |
int count = 0; |
String tempFilePath=NewPath.sampleFolderPath+"\\temp.java"; |
File finalFile = new File(NewPath.sample_Main); |
File tempFile=new File(tempFilePath); |
Utils.CopyFile(NewPath.sample_Main, tempFilePath); |
FileInputStream fileInputStream; |
try { |
fileInputStream = new FileInputStream(tempFile); |
//读取文件类 |
InputStreamReader inReader = new InputStreamReader(fileInputStream, "UTF-8"); |
BufferedReader bufReader = new BufferedReader(inReader); |
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String line = null; |
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//写入文件类 |
OutputStreamWriter fileWriter = new OutputStreamWriter(new FileOutputStream(finalFile),"UTF-8"); |
BufferedWriter bufWriter=new BufferedWriter(fileWriter); |
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//边读边写,并添加内容 |
while ((line = bufReader.readLine()) != null) { |
count++; |
bufWriter.write(line); |
bufWriter.newLine(); |
if (count == lineNumber) { |
bufWriter.append(" item = new HashMap<String, Object>();"); |
bufWriter.newLine(); |
bufWriter.append(" item.put(\"activity_name\", \"" + attribute1 + "\");"); |
bufWriter.newLine(); |
bufWriter.append(" item.put(\"activity_class\", " + attribute2 + ");"); |
bufWriter.newLine(); |
bufWriter.append(" listItems.add(item);"); |
bufWriter.newLine(); |
bufWriter.newLine(); |
} |
} |
//关闭输入输出流 |
bufWriter.close(); |
fileWriter.close(); |
bufReader.close(); |
inReader.close(); |
fileInputStream.close(); |
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} catch (FileNotFoundException e) { |
e.printStackTrace(); |
} catch (IOException e) { |
e.printStackTrace(); |
} |
System.gc(); |
tempFile.delete(); |
} |
