upgrade min jdk version
diff --git a/pcs/opsui/pom.xml b/pcs/opsui/pom.xml
index 0b80826..6b941cb 100755
--- a/pcs/opsui/pom.xml
+++ b/pcs/opsui/pom.xml
@@ -167,8 +167,8 @@
         <artifactId>maven-compiler-plugin</artifactId>
         <inherited>true</inherited>
         <configuration>
-          <source>1.5</source>
-          <target>1.5</target>
+          <source>1.6</source>
+          <target>1.6</target>
           <optimize>true</optimize>
           <debug>true</debug>
         </configuration>
diff --git a/webapp/components/pom.xml b/webapp/components/pom.xml
index 29dbbbb..1ae4154 100644
--- a/webapp/components/pom.xml
+++ b/webapp/components/pom.xml
@@ -121,8 +121,8 @@
         <artifactId>maven-compiler-plugin</artifactId>
         <inherited>true</inherited>
         <configuration>
-          <source>1.5</source>
-          <target>1.5</target>
+          <source>1.6</source>
+          <target>1.6</target>
           <optimize>true</optimize>
           <debug>true</debug>
         </configuration>
diff --git a/webapp/fmbrowser/pom.xml b/webapp/fmbrowser/pom.xml
index 06ed48c..c4faeb3 100644
--- a/webapp/fmbrowser/pom.xml
+++ b/webapp/fmbrowser/pom.xml
@@ -131,8 +131,8 @@
         <artifactId>maven-compiler-plugin</artifactId>
         <inherited>true</inherited>
         <configuration>
-          <source>1.5</source>
-          <target>1.5</target>
+          <source>1.6</source>
+          <target>1.6</target>
           <optimize>true</optimize>
           <debug>true</debug>
         </configuration>
diff --git a/webapp/wmonitor/pom.xml b/webapp/wmonitor/pom.xml
index 1bd0ab2..a8cf2a1 100644
--- a/webapp/wmonitor/pom.xml
+++ b/webapp/wmonitor/pom.xml
@@ -137,8 +137,8 @@
         <artifactId>maven-compiler-plugin</artifactId>
         <inherited>true</inherited>
         <configuration>
-          <source>1.5</source>
-          <target>1.5</target>
+          <source>1.6</source>
+          <target>1.6</target>
           <optimize>true</optimize>
           <debug>true</debug>
         </configuration>