first commit

ip-learning-java-test/src/main/java/cn/ac/iie/utils/ConfigUtils.java

@@ -0,0 +1,36 @@
+package cn.ac.iie.utils;
+
+import java.util.Properties;
+
+public class ConfigUtils {
+    private static Properties propCommon = new Properties();
+
+    public static String getStringProperty(String key) {
+            return propCommon.getProperty(key);
+    }
+
+
+    public static Integer getIntProperty(String key) {
+            return Integer.parseInt(propCommon.getProperty(key));
+    }
+
+    public static Long getLongProperty(String key) {
+            return Long.parseLong(propCommon.getProperty(key));
+    }
+
+    public static Boolean getBooleanProperty(String key) {
+            return "true".equals(propCommon.getProperty(key).toLowerCase().trim());
+    }
+
+    static {
+        try {
+            propCommon.load(ConfigUtils.class.getClassLoader().getResourceAsStream("application.properties"));
+            System.out.println("application.properties加载成功");
+
+
+        } catch (Exception e) {
+            propCommon = null;
+            System.err.println("配置加载失败");
+        }
+    }
+}