From ec544e9cc330ce40aeb78e96aa362e245feecd4d Mon Sep 17 00:00:00 2001
From: xuxiuxi <xuxiuxi@454eff88-639b-444f-9e54-f578c98de674>
Date: 星期五, 21 七月 2017 15:03:34 +0800
Subject: [PATCH]
---
VisitFace/DemoForBsk/app/src/main/java/cn/com/basic/face/util/FileUtil.java | 58 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 57 insertions(+), 1 deletions(-)
diff --git a/VisitFace/DemoForBsk/app/src/main/java/cn/com/basic/face/util/FileUtil.java b/VisitFace/DemoForBsk/app/src/main/java/cn/com/basic/face/util/FileUtil.java
index 9977e56..ba41c06 100644
--- a/VisitFace/DemoForBsk/app/src/main/java/cn/com/basic/face/util/FileUtil.java
+++ b/VisitFace/DemoForBsk/app/src/main/java/cn/com/basic/face/util/FileUtil.java
@@ -1,9 +1,13 @@
package cn.com.basic.face.util;
import java.io.BufferedOutputStream;
+import java.io.BufferedReader;
import java.io.File;
+import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
import java.io.RandomAccessFile;
import cn.com.basic.face.base.MainActivity;
@@ -12,6 +16,16 @@
public static File writeToFile(String fileName, byte[] fileBytes) {
+ try {
+ return writeToFile(fileName, fileBytes, 0, fileBytes.length);
+ }catch (Exception e) {
+ e.printStackTrace();
+ }
+ return null;
+ }
+
+
+ public static File writeToFile(String fileName, byte[] fileBytes, int offset, int size) {
try {
if (fileBytes == null) {
fileBytes = new byte[]{};
@@ -24,7 +38,7 @@
}
file.createNewFile();
BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(new File(dir, fileName)));
- bos.write(fileBytes);
+ bos.write(fileBytes, offset, size);
bos.flush();
bos.close();
return new File(dir, fileName);
@@ -32,6 +46,11 @@
e.printStackTrace();
}
return null;
+ }
+
+ public static File getFile(String shortFileName) {
+ String dir = MainActivity.getInstance().getFilesDir().getAbsolutePath();
+ return new File(dir, shortFileName);
}
@@ -62,4 +81,41 @@
}
+ public static void deleteFile(String fileName) {
+ try {
+ String dir = MainActivity.getInstance().getFilesDir().getAbsolutePath();
+
+ File file = new File(dir, fileName);
+ if (file.exists()) {
+ file.delete();
+ }
+ }catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+
+ public static String convertStreamToString(InputStream is) throws Exception {
+ BufferedReader reader = new BufferedReader(new InputStreamReader(is));
+ StringBuilder sb = new StringBuilder();
+ String line = null;
+ while ((line = reader.readLine()) != null) {
+ sb.append(line);
+ }
+ reader.close();
+ return sb.toString();
+ }
+
+ public static String getStringFromFile (String filePath) {
+ try {
+ File fl = new File(filePath);
+ FileInputStream fin = new FileInputStream(fl);
+ String ret = convertStreamToString(fin);
+ fin.close();
+ return ret;
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ return "";
+ }
+
}
--
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