From 7db3cbd03d8c1febd4214fb1565019af4054be25 Mon Sep 17 00:00:00 2001
From: Redkale <redkale@qq.com>
Date: Wed, 6 Jul 2022 16:09:30 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0Environment?=
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---
 .../java/org/redkale/boot/Application.java    | 12 ++++-
 .../java/org/redkale/util/Environment.java    | 52 +++++++++++++++++++
 2 files changed, 63 insertions(+), 1 deletion(-)
 create mode 100644 src/main/java/org/redkale/util/Environment.java

diff --git a/src/main/java/org/redkale/boot/Application.java b/src/main/java/org/redkale/boot/Application.java
index 12762ed4c..8fa81c981 100644
--- a/src/main/java/org/redkale/boot/Application.java
+++ b/src/main/java/org/redkale/boot/Application.java
@@ -111,6 +111,13 @@ public final class Application {
      */
     public static final String RESNAME_APP_ASYNCGROUP = "APP_ASYNCGROUP";
 
+    /**
+     * 环境变量， 类型：Environment
+     *
+     * @since 2.7.0
+     */
+    public static final String RESNAME_APP_ENV = "APP_ENV";
+
     /**
      * 当前Service所属的SNCP Server的地址 类型: SocketAddress、InetSocketAddress、String <br>
      */
@@ -179,6 +186,8 @@ public final class Application {
 
     final Properties appProperties = new Properties();
 
+    final Environment appEnvironment;
+
     //第三方服务发现管理接口
     //@since 2.1.0
     final ClusterAgent clusterAgent;
@@ -248,6 +257,7 @@ public final class Application {
         this.compileMode = compileMode;
         this.config = config;
         this.configFromCache = "true".equals(config.getValue("[config-from-cache]"));
+        this.appEnvironment = new Environment(this.appProperties);
         System.setProperty("redkale.version", Redkale.getDotedVersion());
 
         final File root = new File(System.getProperty(RESNAME_APP_HOME));
@@ -291,7 +301,7 @@ public final class Application {
             this.resourceFactory.register(RESNAME_APP_CONF_DIR, File.class, confFile);
             this.resourceFactory.register(RESNAME_APP_CONF_DIR, Path.class, confFile.toPath());
         }
-
+        this.resourceFactory.register(RESNAME_APP_ENV, Environment.class, appEnvironment);
         {
             int nid = config.getIntValue("nodeid", 0);
             this.nodeid = nid;
diff --git a/src/main/java/org/redkale/util/Environment.java b/src/main/java/org/redkale/util/Environment.java
new file mode 100644
index 000000000..a9a456124
--- /dev/null
+++ b/src/main/java/org/redkale/util/Environment.java
@@ -0,0 +1,52 @@
+/*
+ */
+package org.redkale.util;
+
+import java.util.*;
+import java.util.function.BiConsumer;
+
+/**
+ * 环境变量, 相当于只读的Properties
+ *
+ * 详情见: https://redkale.org
+ *
+ * @author zhangjx
+ * @since 2.7.0
+ */
+public class Environment implements java.io.Serializable {
+
+    private final Properties properties;
+
+    public Environment() {
+        this(new Properties());
+    }
+
+    public Environment(Properties properties) {
+        this.properties = properties;
+    }
+
+    public Set<String> keySet() {
+        return (Set) properties.keySet();
+    }
+
+    public boolean containsKey(String key) {
+        return properties.containsKey(key);
+    }
+
+    public String getProperty(String key) {
+        return properties.getProperty(key);
+    }
+
+    public String getProperty(String key, String defaultValue) {
+        return properties.getProperty(key, defaultValue);
+    }
+
+    public void forEach(BiConsumer<String, String> action) {
+        properties.forEach((BiConsumer) action);
+    }
+
+    @Override
+    public String toString() {
+        return properties.toString();
+    }
+}