添加代码

byhieg · byhieg · commit f276ee2f2945 · 2017-02-23T15:49:42.000+08:00
diff --git a/src/main/java/cn/byhieg/iotutorial/charsetstreamio/InputStreamReaderExample.java b/src/main/java/cn/byhieg/iotutorial/charsetstreamio/InputStreamReaderExample.java
@@ -0,0 +1,22 @@
+package cn.byhieg.iotutorial.charsetstreamio;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStreamReader;
+import java.io.Reader;
+
+/**
+ * Created by shiqifeng on 2017/2/23.
+ * Mail byhieg@gmail.com
+ */
+public class InputStreamReaderExample {
+
+    public void readFromFile() throws Exception{
+        try (Reader reader = new InputStreamReader(new FileInputStream("D:" + File.separator + "read_file.txt"))) {
+            char[] chars = new char[1024];
+            while (reader.read(chars) != -1){
+                System.out.print(new String(chars));
+            }
+        }
+    }
+}
diff --git a/src/main/java/cn/byhieg/iotutorial/charsetstreamio/OutputStreamWriterExample.java b/src/main/java/cn/byhieg/iotutorial/charsetstreamio/OutputStreamWriterExample.java
@@ -0,0 +1,22 @@
+package cn.byhieg.iotutorial.charsetstreamio;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.OutputStreamWriter;
+import java.io.Writer;
+
+/**
+ * Created by shiqifeng on 2017/2/23.
+ * Mail byhieg@gmail.com
+ */
+public class OutputStreamWriterExample {
+
+    public void writeToFile() throws Exception{
+        try (Writer writer = new OutputStreamWriter(new FileOutputStream("D:" + File.separator + "write_file.txt"))) {
+            for (int i = 0 ; i < 10000;i++) {
+                writer.write(i + "");
+                writer.write("\r\n");
+            }
+        }
+    }
+}
diff --git a/src/test/java/cn/byhieg/iotutorialtest/BufferdOutputStreamExampleTest.java b/src/test/java/cn/byhieg/iotutorialtest/BufferdOutputStreamExampleTest.java
@@ -13,4 +13,4 @@ public void testWriteToFile() throws Exception {
 
     }
 
-}
+}
diff --git a/src/test/java/cn/byhieg/iotutorialtest/InputStreamReaderExampleTest.java b/src/test/java/cn/byhieg/iotutorialtest/InputStreamReaderExampleTest.java
@@ -0,0 +1,15 @@
+package cn.byhieg.iotutorialtest;
+
+import cn.byhieg.iotutorial.charsetstreamio.InputStreamReaderExample;
+import junit.framework.TestCase;
+
+/**
+ * Created by shiqifeng on 2017/2/23.
+ * Mail byhieg@gmail.com
+ */
+public class InputStreamReaderExampleTest extends TestCase {
+    public void testReadFromFile() throws Exception {
+        new InputStreamReaderExample().readFromFile();
+    }
+
+}
diff --git a/src/test/java/cn/byhieg/iotutorialtest/OutputStreamWriterExampleTest.java b/src/test/java/cn/byhieg/iotutorialtest/OutputStreamWriterExampleTest.java
@@ -0,0 +1,16 @@
+package cn.byhieg.iotutorialtest;
+
+import cn.byhieg.iotutorial.charsetstreamio.OutputStreamWriterExample;
+import junit.framework.TestCase;
+
+/**
+ * Created by shiqifeng on 2017/2/23.
+ * Mail byhieg@gmail.com
+ */
+public class OutputStreamWriterExampleTest extends TestCase {
+
+    public void testWriteToFile() throws Exception {
+        new OutputStreamWriterExample().writeToFile();
+    }
+
+}

Original file line number	Diff line number	Diff line change
`@@ -13,4 +13,4 @@ public void testWriteToFile() throws Exception {`
`13`	`13`
`14`	`14`	`}`
`15`	`15`
`16`		`-}`
	`16`	`+}`