添加代码

byhieg · byhieg · commit b014e02562b0 · 2017-02-23T17:06:00.000+08:00
diff --git a/src/main/java/cn/byhieg/iotutorial/charsetstreamio/BufferedReaderExample.java b/src/main/java/cn/byhieg/iotutorial/charsetstreamio/BufferedReaderExample.java
@@ -0,0 +1,21 @@
+package cn.byhieg.iotutorial.charsetstreamio;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileReader;
+
+/**
+ * Created by shiqifeng on 2017/2/23.
+ * Mail byhieg@gmail.com
+ */
+public class BufferedReaderExample {
+
+    public void readFromFile() throws Exception{
+        try(BufferedReader reader = new BufferedReader(new FileReader("D:" + File.separator + "read_file.txt"))){
+            char[] chars = new char[1024];
+            while (reader.read(chars) != -1) {
+                System.out.println(chars);
+            }
+        }
+    }
+}
diff --git a/src/main/java/cn/byhieg/iotutorial/charsetstreamio/BufferedWriterExample.java b/src/main/java/cn/byhieg/iotutorial/charsetstreamio/BufferedWriterExample.java
@@ -0,0 +1,22 @@
+package cn.byhieg.iotutorial.charsetstreamio;
+
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileWriter;
+
+/**
+ * Created by shiqifeng on 2017/2/23.
+ * Mail byhieg@gmail.com
+ */
+public class BufferedWriterExample {
+
+
+    public void writeToFile() throws Exception {
+        try (BufferedWriter bw = new BufferedWriter(new FileWriter("D:" + File.separator + "write_file.txt"))) {
+            for (int i = 0 ;i < 100000;i++) {
+                String str = "&#38463;&#33832;&#24314;&#35774;u&#26080;IDask&#38142;&#25509;";
+                bw.write(str);
+            }
+        }
+    }
+}
diff --git a/src/test/java/cn/byhieg/iotutorialtest/BufferedReaderExampleTest.java b/src/test/java/cn/byhieg/iotutorialtest/BufferedReaderExampleTest.java
@@ -0,0 +1,15 @@
+package cn.byhieg.iotutorialtest;
+
+import cn.byhieg.iotutorial.charsetstreamio.BufferedReaderExample;
+import junit.framework.TestCase;
+
+/**
+ * Created by shiqifeng on 2017/2/23.
+ * Mail byhieg@gmail.com
+ */
+public class BufferedReaderExampleTest extends TestCase {
+    public void testReadFromFile() throws Exception {
+        new BufferedReaderExample().readFromFile();
+    }
+
+}
diff --git a/src/test/java/cn/byhieg/iotutorialtest/BufferedWriterExampleTest.java b/src/test/java/cn/byhieg/iotutorialtest/BufferedWriterExampleTest.java
@@ -0,0 +1,17 @@
+package cn.byhieg.iotutorialtest;
+
+import cn.byhieg.iotutorial.charsetstreamio.BufferedWriterExample;
+import junit.framework.TestCase;
+
+/**
+ * Created by shiqifeng on 2017/2/23.
+ * Mail byhieg@gmail.com
+ */
+public class BufferedWriterExampleTest extends TestCase {
+    public void testWriteToFile() throws Exception {
+        
+        new BufferedWriterExample().writeToFile();
+
+    }
+
+}
