Create cip.java

c段ip生成

port/cip.java

@@ -0,0 +1,36 @@
+package com.port.scan;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileWriter;
+import java.io.InputStreamReader;
+import java.io.PrintWriter;
+
+public class IP {
+	public static void main(String[] args) throws Exception {
+		String DbPath=System.getProperty("user.dir")+"\\ip.txt";
+        String encoding="utf-8";
+        File file=new File(DbPath);
+        if(file.isFile() && file.exists()){ //判断文件是否存在
+            InputStreamReader read = new InputStreamReader(
+            new FileInputStream(file),encoding);//考虑到编码格式
+            BufferedReader bufferedReader = new BufferedReader(read);
+            String lineTxt = null;
+            while((lineTxt = bufferedReader.readLine()) != null){
+            for (int i = 1; i <=255; i++) {
+                System.out.println(lineTxt+"."+i);
+                writeurl(lineTxt+"."+i+"\r\n");
+			}
+            }
+        }
+
+	}
+
+	 public static void writeurl(String resulturl) throws Exception{
+		 String DbPath=System.getProperty("user.dir")+"\\result.txt";
+    	 PrintWriter pw = new PrintWriter( new FileWriter( "result.txt",true ) );
+         pw.print(resulturl);
+         pw.close();
+    }
+}