import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
public class FileUtil {
private static final int BUFFER_SIZE = 2 * 1024;
/*复制文件到本地磁盘*/
public static void copy(File src, File dst) {
InputStream in = null;
OutputStream out = null;
try {
if (dst.exists()) {
out = new BufferedOutputStream(new FileOutputStream(dst, true), BUFFER_SIZE);
} else {
out = new BufferedOutputStream(new FileOutputStream(dst), BUFFER_SIZE);
}
in = new BufferedInputStream(new FileInputStream(src), BUFFER_SIZE);
byte[] buffer = new byte[BUFFER_SIZE];
int len = 0;
while ((len = in.read(buffer)) > 0) {
out.write(buffer, 0, len);
}
} catch (Exception e) {
e.printStackTrace();
} finally {
if (null != in) {
try {
in.close();
} catch (IOException e) {
e.printStackTrace();
}
}
if (null != out) {
try {
out.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
}
【工具类】复制文件
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转载自blog.csdn.net/jul_11th/article/details/79718054
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