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Snailclimb merged 1 commit into from
Jul 28, 2022
Merged

Update io-basis.md #1778

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36 changes: 18 additions & 18 deletions docs/java/io/io-basis.md
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Original file line number Diff line number Diff line change
Expand Up @@ -305,15 +305,14 @@ BufferedInputStream bufferedInputStream = new BufferedInputStream(new FileInputS

```java
@Test
void copy_pdf_to_another_pdf_with_byte_array_buffer_stream() {
void copy_pdf_to_another_pdf_buffer_stream() {
// 记录开始时间
long start = System.currentTimeMillis();
try (BufferedInputStream bis = new BufferedInputStream(new FileInputStream("深入理解计算机操作系统.pdf"));
BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream("深入理解计算机操作系统-副本.pdf"))) {
int len;
byte[] bytes = new byte[4 * 1024];
while ((len = bis.read(bytes)) != -1) {
bos.write(bytes, 0, len);
int content;
while ((content = bis.read()) != -1) {
bos.write(content);
}
} catch (IOException e) {
e.printStackTrace();
Expand All @@ -324,15 +323,14 @@ void copy_pdf_to_another_pdf_with_byte_array_buffer_stream() {
}

@Test
void copy_pdf_to_another_pdf_with_byte_array_stream() {
void copy_pdf_to_another_pdf_stream() {
// 记录开始时间
long start = System.currentTimeMillis();
try (FileInputStream fis = new FileInputStream("深入理解计算机操作系统.pdf");
FileOutputStream fos = new FileOutputStream("深入理解计算机操作系统-副本.pdf")) {
int len;
byte[] bytes = new byte[4 * 1024];
while ((len = fis.read(bytes)) != -1) {
fos.write(bytes, 0, len);
int content;
while ((content = fis.read()) != -1) {
fos.write(content);
}
} catch (IOException e) {
e.printStackTrace();
Expand All @@ -358,14 +356,15 @@ void copy_pdf_to_another_pdf_with_byte_array_stream() {

```java
@Test
void copy_pdf_to_another_pdf_buffer_stream() {
void copy_pdf_to_another_pdf_with_byte_array_buffer_stream() {
// 记录开始时间
long start = System.currentTimeMillis();
try (BufferedInputStream bis = new BufferedInputStream(new FileInputStream("深入理解计算机操作系统.pdf"));
BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream("深入理解计算机操作系统-副本.pdf"))) {
int content;
while ((content = bis.read()) != -1) {
bos.write(content);
int len;
byte[] bytes = new byte[4 * 1024];
while ((len = bis.read(bytes)) != -1) {
bos.write(bytes, 0, len);
}
} catch (IOException e) {
e.printStackTrace();
Expand All @@ -376,14 +375,15 @@ void copy_pdf_to_another_pdf_buffer_stream() {
}

@Test
void copy_pdf_to_another_pdf_stream() {
void copy_pdf_to_another_pdf_with_byte_array_stream() {
// 记录开始时间
long start = System.currentTimeMillis();
try (FileInputStream fis = new FileInputStream("深入理解计算机操作系统.pdf");
FileOutputStream fos = new FileOutputStream("深入理解计算机操作系统-副本.pdf")) {
int content;
while ((content = fis.read()) != -1) {
fos.write(content);
int len;
byte[] bytes = new byte[4 * 1024];
while ((len = fis.read(bytes)) != -1) {
fos.write(bytes, 0, len);
}
} catch (IOException e) {
e.printStackTrace();
Expand Down