diff --git a/README.md b/README.md
index 2643829e8..8a616b0dc 100644
--- a/README.md
+++ b/README.md
@@ -37,6 +37,7 @@ Mail: wu.sheng@foxmail.com
 # Quick Start
 ## 编译与部署
 ### 部署第三方软件
+- JDK 1.7
 - 安装zookeeper 3.4.6
 - 安装apache hbase 1.1.2
 - 安装mysql
@@ -148,6 +149,12 @@ INSERT INTO `system_config` (`config_id`,`conf_key`,`conf_value`,`val_type`,`val
 ## 根据所需的监控点，引入maven依赖
 暂不存在公网仓库，需要本地编译并发布
 ```xml
+<!-- API日志输出，客户端可指定所需的log4j2版本 -->
+<dependency>
+    <groupId>org.apache.logging.log4j</groupId>
+    <artifactId>log4j-core</artifactId>
+    <version>2.4.1</version>
+</dependency>
 <!-- 监控api，可监控插件不支持的调用 -->
 <dependency>
     <groupId>com.ai.cloud</groupId>
diff --git a/skywalking-alarm/pom.xml b/skywalking-alarm/pom.xml
index ef378e190..41c3063bc 100644
--- a/skywalking-alarm/pom.xml
+++ b/skywalking-alarm/pom.xml
@@ -162,8 +162,8 @@
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>1.6</source>
-                    <target>1.6</target>
+                    <source>1.7</source>
+                    <target>1.7</target>
                     <encoding>${project.build.sourceEncoding}</encoding>
                 </configuration>
             </plugin>
diff --git a/skywalking-analysis/pom.xml b/skywalking-analysis/pom.xml
index 064db08a7..6dac489cb 100644
--- a/skywalking-analysis/pom.xml
+++ b/skywalking-analysis/pom.xml
@@ -67,8 +67,8 @@
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>1.6</source>
-                    <target>1.6</target>
+                    <source>1.7</source>
+                    <target>1.7</target>
                     <encoding>${project.build.sourceEncoding}</encoding>
                 </configuration>
             </plugin>
diff --git a/skywalking-api/pom.xml b/skywalking-api/pom.xml
index efd231662..fcf5ce51e 100644
--- a/skywalking-api/pom.xml
+++ b/skywalking-api/pom.xml
@@ -20,6 +20,13 @@
 			<artifactId>skywalking-protocol</artifactId>
 			<version>1.0-SNAPSHOT</version>
 		</dependency>
+		
+		<dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-core</artifactId>
+            <version>2.4.1</version>
+            <scope>provided</scope>
+        </dependency>
 
 		<dependency>
 			<groupId>com.jcraft</groupId>
@@ -42,6 +49,13 @@
 			<scope>compile</scope>
 		</dependency>
 
+		<dependency>
+			<groupId>org.osgi</groupId>
+			<artifactId>org.osgi.core</artifactId>
+			<version>4.3.1</version>
+			<scope>provided</scope>
+		</dependency>
+
 		<dependency>
 			<groupId>log4j</groupId>
 			<artifactId>log4j</artifactId>
@@ -87,8 +101,8 @@
 			<plugin>
 				<artifactId>maven-compiler-plugin</artifactId>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 					<encoding>${project.build.sourceEncoding}</encoding>
 				</configuration>
 			</plugin>
diff --git a/skywalking-log/log4j-1.x-plugin/pom.xml b/skywalking-log/log4j-1.x-plugin/pom.xml
index 6dd4b64d7..c8bdd966e 100644
--- a/skywalking-log/log4j-1.x-plugin/pom.xml
+++ b/skywalking-log/log4j-1.x-plugin/pom.xml
@@ -41,8 +41,8 @@
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>1.6</source>
-                    <target>1.6</target>
+                    <source>1.7</source>
+                    <target>1.7</target>
                     <encoding>${project.build.sourceEncoding}</encoding>
                 </configuration>
             </plugin>
diff --git a/skywalking-log/log4j-2.x-plugin/pom.xml b/skywalking-log/log4j-2.x-plugin/pom.xml
index a18e479d2..a1b1ac884 100644
--- a/skywalking-log/log4j-2.x-plugin/pom.xml
+++ b/skywalking-log/log4j-2.x-plugin/pom.xml
@@ -40,8 +40,8 @@
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>1.6</source>
-                    <target>1.6</target>
+                    <source>1.7</source>
+                    <target>1.7</target>
                     <encoding>${project.build.sourceEncoding}</encoding>
                 </configuration>
             </plugin>
diff --git a/skywalking-log/pom.xml b/skywalking-log/pom.xml
index 74a2bc7f2..7385babfa 100644
--- a/skywalking-log/pom.xml
+++ b/skywalking-log/pom.xml
@@ -34,8 +34,8 @@
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>1.6</source>
-                    <target>1.6</target>
+                    <source>1.7</source>
+                    <target>1.7</target>
                     <encoding>${project.build.sourceEncoding}</encoding>
                 </configuration>
             </plugin>
diff --git a/skywalking-protocol/pom.xml b/skywalking-protocol/pom.xml
index 7bb28ea1f..0fcfbd0c0 100644
--- a/skywalking-protocol/pom.xml
+++ b/skywalking-protocol/pom.xml
@@ -27,8 +27,8 @@
 			<plugin>
 				<artifactId>maven-compiler-plugin</artifactId>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 					<encoding>${project.build.sourceEncoding}</encoding>
 				</configuration>
 			</plugin>
diff --git a/skywalking-sdk-plugin/dubbo-plugin/pom.xml b/skywalking-sdk-plugin/dubbo-plugin/pom.xml
index 1adf4e225..752835599 100644
--- a/skywalking-sdk-plugin/dubbo-plugin/pom.xml
+++ b/skywalking-sdk-plugin/dubbo-plugin/pom.xml
@@ -123,8 +123,8 @@
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>1.6</source>
-                    <target>1.6</target>
+                    <source>1.7</source>
+                    <target>1.7</target>
                     <encoding>${project.build.sourceEncoding}</encoding>
                 </configuration>
             </plugin>
diff --git a/skywalking-sdk-plugin/httpclient-4.2.x-plugin/pom.xml b/skywalking-sdk-plugin/httpclient-4.2.x-plugin/pom.xml
index c909ebaf2..aec102bfe 100644
--- a/skywalking-sdk-plugin/httpclient-4.2.x-plugin/pom.xml
+++ b/skywalking-sdk-plugin/httpclient-4.2.x-plugin/pom.xml
@@ -35,8 +35,8 @@
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>1.6</source>
-                    <target>1.6</target>
+                    <source>1.7</source>
+                    <target>1.7</target>
                     <encoding>${project.build.sourceEncoding}</encoding>
                 </configuration>
             </plugin>
diff --git a/skywalking-sdk-plugin/httpclient-4.3.x-plugin/pom.xml b/skywalking-sdk-plugin/httpclient-4.3.x-plugin/pom.xml
index 253a9ca38..5784905ba 100644
--- a/skywalking-sdk-plugin/httpclient-4.3.x-plugin/pom.xml
+++ b/skywalking-sdk-plugin/httpclient-4.3.x-plugin/pom.xml
@@ -40,8 +40,8 @@
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>1.6</source>
-                    <target>1.6</target>
+                    <source>1.7</source>
+                    <target>1.7</target>
                     <encoding>${project.build.sourceEncoding}</encoding>
                 </configuration>
             </plugin>
diff --git a/skywalking-sdk-plugin/jdbc-plugin/pom.xml b/skywalking-sdk-plugin/jdbc-plugin/pom.xml
index ece3dcddd..04ed251e3 100644
--- a/skywalking-sdk-plugin/jdbc-plugin/pom.xml
+++ b/skywalking-sdk-plugin/jdbc-plugin/pom.xml
@@ -36,8 +36,8 @@
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>1.6</source>
-                    <target>1.6</target>
+                    <source>1.7</source>
+                    <target>1.7</target>
                     <encoding>${project.build.sourceEncoding}</encoding>
                 </configuration>
             </plugin>
diff --git a/skywalking-sdk-plugin/pom.xml b/skywalking-sdk-plugin/pom.xml
index fffd93e23..7ff5b4bc7 100644
--- a/skywalking-sdk-plugin/pom.xml
+++ b/skywalking-sdk-plugin/pom.xml
@@ -36,8 +36,8 @@
 			<plugin>
 				<artifactId>maven-compiler-plugin</artifactId>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 					<encoding>${project.build.sourceEncoding}</encoding>
 				</configuration>
 			</plugin>
diff --git a/skywalking-sdk-plugin/spring-plugin/pom.xml b/skywalking-sdk-plugin/spring-plugin/pom.xml
index 42a0b26d6..ad5900add 100644
--- a/skywalking-sdk-plugin/spring-plugin/pom.xml
+++ b/skywalking-sdk-plugin/spring-plugin/pom.xml
@@ -80,8 +80,8 @@
 			<plugin>
 				<artifactId>maven-compiler-plugin</artifactId>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 					<encoding>${project.build.sourceEncoding}</encoding>
 				</configuration>
 			</plugin>
diff --git a/skywalking-sdk-plugin/web-plugin/pom.xml b/skywalking-sdk-plugin/web-plugin/pom.xml
index 8f305c6b2..c610d70ca 100644
--- a/skywalking-sdk-plugin/web-plugin/pom.xml
+++ b/skywalking-sdk-plugin/web-plugin/pom.xml
@@ -42,8 +42,8 @@
 			<plugin>
 				<artifactId>maven-compiler-plugin</artifactId>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 					<encoding>${project.build.sourceEncoding}</encoding>
 				</configuration>
 			</plugin>
diff --git a/skywalking-webui/pom.xml b/skywalking-webui/pom.xml
index e6209d612..cd1e9baf8 100644
--- a/skywalking-webui/pom.xml
+++ b/skywalking-webui/pom.xml
@@ -17,8 +17,8 @@
 			<plugin>
 				<artifactId>maven-compiler-plugin</artifactId>
 				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
+					<source>1.7</source>
+					<target>1.7</target>
 					<encoding>${project.build.sourceEncoding}</encoding>
 				</configuration>
 			</plugin>