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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| package utils; | ||
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| /** | ||
| * Created by ZQ on 2016/4/22. | ||
| */ | ||
| public abstract class Constants { | ||
| public static final String USER_AGENT = "2016IR201330551365"; | ||
| public static final String SEED_URL = "http://www.scut.edu.cn"; | ||
| public static final String DATE_FORMAT = "yyyy-mm-dd hh:mm:ss.SSS"; | ||
| public static final String TYPE_CONNECTING = "Connecting"; | ||
| public static final String TYPE_FETCHING = "Fetching"; | ||
| public static final String TYPE_PARSING = "Parsing"; | ||
| public static final String TAG_SUCCESS = "Successful"; | ||
| public static final String TAG_ERROR = "Error"; | ||
| public static final String LOG_FILE_NAME = "IR201330551365LOG"; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,144 @@ | ||
| package utils; | ||
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| import java.io.ByteArrayOutputStream; | ||
| import java.io.File; | ||
| import java.io.FileInputStream; | ||
| import java.io.FileNotFoundException; | ||
| import java.io.FileOutputStream; | ||
| import java.io.IOException; | ||
|
|
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| public class FileUtils { | ||
| public static void deleteDir(File dir) { | ||
| File[] filelist = dir.listFiles(); | ||
| for (File file : filelist) { | ||
| if (file.isFile()) { | ||
| file.delete(); | ||
| } else { | ||
| deleteDir(file); | ||
| } | ||
| } | ||
| dir.delete(); | ||
| } | ||
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| public static void copy(File origin, File newfile) throws FileNotFoundException, IOException { | ||
| if (!newfile.getParentFile().exists()) { | ||
| newfile.getParentFile().mkdirs(); | ||
| } | ||
| FileInputStream fis = new FileInputStream(origin); | ||
| FileOutputStream fos = new FileOutputStream(newfile); | ||
| byte[] buf = new byte[2048]; | ||
| int read; | ||
| while ((read = fis.read(buf)) != -1) { | ||
| fos.write(buf, 0, read); | ||
| } | ||
| fis.close(); | ||
| fos.close(); | ||
| } | ||
|
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| public static void writeFile(String fileName, String contentStr, String charset) throws FileNotFoundException, IOException { | ||
| byte[] content = contentStr.getBytes(charset); | ||
| FileOutputStream fos = new FileOutputStream(fileName); | ||
| fos.write(content); | ||
| fos.close(); | ||
| } | ||
|
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| public static void writeFile(File file, String contentStr, String charset) throws FileNotFoundException, IOException { | ||
| byte[] content = contentStr.getBytes(charset); | ||
| FileOutputStream fos = new FileOutputStream(file); | ||
| fos.write(content); | ||
| fos.close(); | ||
| } | ||
|
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| public static void writeFileWithParent(String fileName, String contentStr, String charset) throws FileNotFoundException, IOException { | ||
| File file = new File(fileName); | ||
| File parent = file.getParentFile(); | ||
| if (!parent.exists()) { | ||
| parent.mkdirs(); | ||
| } | ||
| byte[] content = contentStr.getBytes(charset); | ||
| FileOutputStream fos = new FileOutputStream(file); | ||
| fos.write(content); | ||
| fos.close(); | ||
| } | ||
|
|
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| public static void writeFileWithParent(File file, String contentStr, String charset) throws FileNotFoundException, IOException { | ||
| File parent = file.getParentFile(); | ||
| if (!parent.exists()) { | ||
| parent.mkdirs(); | ||
| } | ||
| byte[] content = contentStr.getBytes(charset); | ||
| FileOutputStream fos = new FileOutputStream(file); | ||
| fos.write(content); | ||
| fos.close(); | ||
| } | ||
|
|
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| public static void writeFile(String fileName, byte[] content) throws FileNotFoundException, IOException { | ||
| FileOutputStream fos = new FileOutputStream(fileName); | ||
| fos.write(content); | ||
| fos.close(); | ||
| } | ||
|
|
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| public static void writeFile(File file, byte[] content) throws FileNotFoundException, IOException { | ||
| FileOutputStream fos = new FileOutputStream(file); | ||
| fos.write(content); | ||
| fos.close(); | ||
| } | ||
|
|
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| public static void writeFileWithParent(String fileName, byte[] content) throws FileNotFoundException, IOException { | ||
| File file = new File(fileName); | ||
| File parent = file.getParentFile(); | ||
| if (!parent.exists()) { | ||
| parent.mkdirs(); | ||
| } | ||
| FileOutputStream fos = new FileOutputStream(file); | ||
| fos.write(content); | ||
| fos.close(); | ||
| } | ||
|
|
||
| public static void writeFileWithParent(File file, byte[] content) throws FileNotFoundException, IOException { | ||
|
|
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| File parent = file.getParentFile(); | ||
| if (!parent.exists()) { | ||
| parent.mkdirs(); | ||
| } | ||
| FileOutputStream fos = new FileOutputStream(file); | ||
| fos.write(content); | ||
| fos.close(); | ||
| } | ||
|
|
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| public static byte[] readFile(File file) throws IOException { | ||
| FileInputStream fis = new FileInputStream(file); | ||
| byte[] buf = new byte[2048]; | ||
| int read; | ||
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); | ||
| while ((read = fis.read(buf)) != -1) { | ||
| bos.write(buf, 0, read); | ||
| } | ||
|
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| fis.close(); | ||
| return bos.toByteArray(); | ||
| } | ||
|
|
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| public static byte[] readFile(String fileName) throws IOException { | ||
| File file = new File(fileName); | ||
| return readFile(file); | ||
| } | ||
|
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| public static String readFile(File file, String charset) throws Exception { | ||
| FileInputStream fis = new FileInputStream(file); | ||
| byte[] buf = new byte[2048]; | ||
| int read; | ||
| ByteArrayOutputStream bos = new ByteArrayOutputStream(); | ||
| while ((read = fis.read(buf)) != -1) { | ||
| bos.write(buf, 0, read); | ||
| } | ||
|
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| fis.close(); | ||
| return new String(bos.toByteArray(), charset); | ||
| } | ||
|
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| public static String readFile(String fileName, String charset) throws Exception { | ||
| File file = new File(fileName); | ||
| return readFile(file, charset); | ||
| } | ||
| } |