From 3a5f09c61a87adb8dba2cc4a5366893886ba1c1d Mon Sep 17 00:00:00 2001
From: dupengyue <dupengyue@454eff88-639b-444f-9e54-f578c98de674>
Date: 星期四, 20 七月 2017 17:31:40 +0800
Subject: [PATCH] 接口初步完成
---
VisitFace/DemoForBsk/app/src/main/java/cn/com/basic/face/util/FileUtil.java | 62 ++++++++++++++++++++++++++++++
1 files changed, 61 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 df47076..822b513 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
@@ -3,6 +3,8 @@
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.RandomAccessFile;
import cn.com.basic.face.base.MainActivity;
@@ -11,6 +13,19 @@
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[]{};
+ }
String dir = MainActivity.getInstance().getFilesDir().getAbsolutePath();
File file = new File(dir, fileName);
@@ -19,7 +34,7 @@
}
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);
@@ -29,4 +44,49 @@
return null;
}
+ public static File getFile(String shortFileName) {
+ String dir = MainActivity.getInstance().getFilesDir().getAbsolutePath();
+ return new File(dir, shortFileName);
+ }
+
+
+ public static byte[] readFile(File file) {
+ // Open file
+ RandomAccessFile f = null;
+ try {
+ f = new RandomAccessFile(file, "r");
+ // Get and check length
+ long longlength = f.length();
+ int length = (int) longlength;
+ if (length != longlength)
+ throw new IOException("File size >= 2 GB");
+ // Read file and return data
+ byte[] data = new byte[length];
+ f.readFully(data);
+ return data;
+ } catch (Exception e){
+ e.printStackTrace();
+ } finally {
+ try {
+ f.close();
+ }catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+ return new byte[]{};
+ }
+
+
+ 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();
+ }
+ }
}
--
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