实验八第三题写完，备份readme.txt

实验8/.vscode/settings.json

@@ -3,5 +3,8 @@
     "java.project.outputPath": "bin",
     "java.project.referencedLibraries": [
         "lib/**/*.jar"
+    ],
+    "cSpell.words": [
+        "msksbr"
     ]
 }

实验8/bin/step3/readme.txt

@@ -0,0 +1,24 @@
+Coding by msksbr at 
+This is a normal java homework project
+Intelligence is the ability to avoid doing work， yet getting the work done.
+--Linus TorvaldsMIT License
+
+Copyright (c) 2024 msksbr
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

实验8/bin/step3/这里是第三题

@@ -0,0 +1 @@
+这里是第三题

实验8/src/step3/DeleteFiles.java

@@ -0,0 +1,29 @@
+package step3;
+
+import java.io.File;
+import java.io.FileReader;
+import java.io.FileWriter;
+import java.io.IOException;
+
+public class DeleteFiles {
+    public static void start() throws IOException {
+        StringBuilder data = new StringBuilder("");
+        /********** Begin *********/
+        // 读取readme.txt文件
+        FileReader sourcesReader = new FileReader("src/step3/readme.txt");
+        int read;
+        while ((read = sourcesReader.read()) != -1) {
+            data.append((char) read);
+        }
+        sourcesReader.close();
+        // 写入readmeCopy.txt文件
+        File goal = new File("src/step3/readmeCopy.txt");
+        FileWriter goalWriter = new FileWriter(goal);
+        goalWriter.write(data.toString());
+        goalWriter.close();
+        // 删除readme.txt文件
+        File deleteSources = new File("src/step3/readme.txt");
+        deleteSources.delete();
+        /********** End *********/
+    }
+}

实验8/src/step3/readme.txt

@@ -0,0 +1,24 @@
+Coding by msksbr at 
+This is a normal java homework project
+Intelligence is the ability to avoid doing work， yet getting the work done.
+--Linus TorvaldsMIT License
+
+Copyright (c) 2024 msksbr
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.