密钥文件

src/main/java/cn/chjyj/szwh/utils/SzFileUtils.java

@@ -0,0 +1,30 @@
+package cn.chjyj.szwh.utils;
+
+import java.io.*;
+
+/**
+ * 文件操作工具
+ * xy
+ */
+public class SzFileUtils {
+    /**
+     * 读取pem文件信息内容,并返回字符串
+     *
+     * @param filePath
+     * @return
+     * @throws Exception
+     */
+    public static String getKeyFromFile(String filePath) throws Exception {
+        File file = new File(filePath);
+        InputStream ins = new FileInputStream(file);
+        BufferedReader br = new BufferedReader(new InputStreamReader(ins));
+        String readLine = null;
+        StringBuffer sb = new StringBuffer();
+        while ((readLine = br.readLine()) != null) {
+            sb.append(readLine);
+        }
+        br.close();
+        ins.close();
+        return new String(sb);
+    }
+}