Modify license information.

JIRA:https://jira.open-o.org/browse/OCS-46

Change-Id: Iff62c4f5a9f29e20ab6f54772f60b1ab7ea65b1a
Signed-off-by: tian.ming@huawei.com <tian.ming@huawei.com>

fix  the build error.

Change-Id: Iecab881eaad2442d48da9a162f2207f742e6982c
Signed-off-by: tian.ming@huawei.com <tian.ming@huawei.com>

fix the build error.

Change-Id: Iecab881eaad2442d48da9a162f2207f742e6982c
Signed-off-by: tian.ming@huawei.com <tian.ming@huawei.com>

12 files changed, 326 insertions, 53 deletions

diff --git a/common-util/src/main/java/org/openo/baseservice/bus/util/RegisterService.java b/common-util/src/main/java/org/openo/baseservice/bus/util/RegisterService.java
new file mode 100644
index 0000000..1e0ef33
--- /dev/null
+++ b/common-util/src/main/java/org/openo/baseservice/bus/util/RegisterService.java
@@ -0,0 +1,185 @@
+/*
+ * Copyright 2016 Huawei Technologies Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.openo.baseservice.bus.util;
+
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Properties;
+
+import javax.ws.rs.core.Response;
+
+import org.apache.cxf.jaxrs.client.WebClient;
+import org.codehaus.jackson.jaxrs.JacksonJsonProvider;
+import org.openo.baseservice.util.impl.SystemEnvVariablesFactory;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+/**
+ * Provide the service register cbb for common use.
+ * <br/>
+ * <p>
+ * </p>
+ * 
+ * @author
+ * @version  
+ */
+public class RegisterService {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(RegisterService.class);
+
+    private static final String BUS_CONFIGURE_FILE = "/etc/microservice.ini";
+    
+    private static final String BUS_SERVICE_URL = "/openoapi/microservices/v1/services";
+
+    private static final String BUS_ADDRESS_KEY = "msb.address";
+    
+    private static String busPath = null;
+
+    /**
+     * Constructor<br/>
+     * <p>
+     * </p>
+     * @throws IOException 
+     * 
+     * @since  
+     */
+    private RegisterService() {
+    }
+
+    /**
+     * register the micro service.
+     * <br/>
+     * 
+     * @param jsonPath: the service json object to register to the bus.
+     * @param createOrUpdate: true, create and update the old ip port. false, create and delete the
+     *            old one;
+     * @return
+     * @throws IOException
+     * @since  
+     */
+    public static Response registerService(String jsonPath, boolean createOrUpdate) throws IOException {
+        
+        String serviceInfo = getServiceModel(jsonPath);
+        
+        WebClient client = initializeClient();
+        
+        client.type("application/json");
+        
+        client.accept("application/json");
+        
+        client.path(BUS_SERVICE_URL);
+        
+        client.query("createOrUpdate", createOrUpdate);
+
+        LOGGER.info("Connecting bus address : " + busPath + BUS_SERVICE_URL);
+        
+        return client.invoke("POST", serviceInfo);
+        
+    }
+
+    /**
+     * get the service's model. and return it as a string ;
+     * <br/>
+     * 
+     * @param jsonPath
+     * @return
+     * @since   
+     */
+    private static String getServiceModel(String jsonPath) {
+        
+        String serviceInfo = "";
+        
+        try {
+            LOGGER.info("begin to read file micro service json " + jsonPath);
+            
+            FileInputStream busFile = new FileInputStream(jsonPath);
+            
+            int size = busFile.available();
+            
+            byte[] buffer = new byte[size];
+            
+            busFile.read(buffer);
+            
+            busFile.close();
+            
+            serviceInfo = new String(buffer);
+            LOGGER.info("finished to read micro service json file. ");
+        } catch(Exception ex) {
+            LOGGER.error("Read the micro service json file error :", ex);
+        }
+        return serviceInfo;
+    }
+    /**
+     * initialize the bus ip and port.
+     * <br/>
+     * 
+     * @return
+     * @throws IOException
+     * @since   
+     */
+    private static String getBusAdderss() throws IOException {
+
+        LOGGER.info("begin to get the bus baseurl.");
+        FileInputStream busFile = null;
+        String url = "msb.openo.org:80";
+
+        String filePath = SystemEnvVariablesFactory.getInstance().getAppRoot() + BUS_CONFIGURE_FILE;
+        LOGGER.info("bus base url file:" + filePath);
+        
+        Properties properties = new Properties();
+
+        try {
+            busFile = new FileInputStream(filePath);
+            properties.load(busFile);
+            url = properties.getProperty(BUS_ADDRESS_KEY);
+        } catch(IOException e) {
+            if (busFile != null) {
+                busFile.close();
+            }
+            LOGGER.error("Read the bus url failed: ", e);
+        }
+
+        LOGGER.info("initialize the bus baseurl is: " + url);
+        return "http://" + url;
+    }
+    
+    /**
+     * get the bus's client's address. and initialize the web client.
+     * <br/>
+     * 
+     * @return
+     * @throws IOException 
+     * @since   
+     */
+    private static WebClient initializeClient() throws IOException {
+        
+        final List<Object> providers = new ArrayList<Object>();
+
+        JacksonJsonProvider jacksonJsonProvider = new JacksonJsonProvider();
+
+        providers.add(jacksonJsonProvider);
+
+        if (busPath == null) {
+            busPath = getBusAdderss();
+        }
+
+        return WebClient.create(busPath, providers);
+    }
+}
diff --git a/common-util/src/main/java/org/openo/baseservice/bus/util/RegisterServiceListener.java b/common-util/src/main/java/org/openo/baseservice/bus/util/RegisterServiceListener.java
new file mode 100644
index 0000000..85800b8
--- /dev/null
+++ b/common-util/src/main/java/org/openo/baseservice/bus/util/RegisterServiceListener.java
@@ -0,0 +1,76 @@
+/*
+ * Copyright 2016 Huawei Technologies Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.openo.baseservice.bus.util;
+
+import java.io.File;
+
+import javax.servlet.ServletContextEvent;
+import javax.servlet.ServletContextListener;
+
+import org.openo.baseservice.util.impl.SystemEnvVariablesFactory;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Initialize the service register listener.
+ * <br/>
+ * <p>  
+ * </p>
+ * 
+ * @author
+ * @version  
+ */
+public class RegisterServiceListener implements ServletContextListener {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(RegisterServiceListener.class);
+    
+    private static final String JSON = "json";
+
+    @Override
+    public void contextInitialized(ServletContextEvent sce) {
+
+        String servicePath = SystemEnvVariablesFactory.getInstance().getAppRoot() + "/etc/microservice";
+        LOGGER.info("microservices json file path is" + servicePath);
+
+        File file = new File(servicePath);
+
+        File[] fileList = file.listFiles();
+
+        for(File tempFile : fileList) {
+            String fileName = tempFile.getName();
+            if (fileName.substring(fileName.lastIndexOf(".") + 1).equalsIgnoreCase(JSON)) {
+                LOGGER.info("begin to initialize the service file" + tempFile.getAbsolutePath());
+                
+                /** now because ZTE do not provide the service bus.commont this code first.
+                try {
+                    RegisterService.registerService(tempFile.getAbsolutePath(), true);
+                } catch(IOException e) {
+                    LOGGER.error("Faile to register the service file :" + tempFile.getPath() + ", exception:" + e);
+                }
+                */
+            }
+        }
+    }
+
+    @Override
+    public void contextDestroyed(ServletContextEvent sce) {
+        // TODO Auto-generated method stub
+
+    }
+
+
+}
diff --git a/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/CipherCreator.java b/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/CipherCreator.java
index c3e59b9..d964cbc 100644
--- a/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/CipherCreator.java
+++ b/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/CipherCreator.java
@@ -1,11 +1,11 @@
 /*
- * Copyright (c) 2016, Huawei Technologies Co., Ltd.
+ * Copyright 2016 Huawei Technologies Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- * http://www.apache.org/licenses/LICENSE-2.0
+ *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -27,7 +27,7 @@ import org.openo.baseservice.encrypt.cbb.inf.AbstractCipherFactory;
  * </p>
  * 
  * @author
- * @version SDNO 0.5 08-Jun-2016
+ * @version   08-Jun-2016
  */
 public final class CipherCreator {
 
@@ -41,7 +41,7 @@ public final class CipherCreator {
      * private
      * </p>
      * 
-     * @since SDNO 0.5
+     * @since  
      */
     private CipherCreator() {
 
@@ -52,7 +52,7 @@ public final class CipherCreator {
      * <br/>
      * 
      * @return
-     * @since SDNO 0.5
+     * @since  
      */
     public static CipherCreator instance() {
         return instance;
@@ -63,7 +63,7 @@ public final class CipherCreator {
      * <br/>
      * 
      * @return cipher instance with default key.
-     * @since SDNO 0.5
+     * @since  
      */
     public AbstractCipher create() {
         return factory.createCipherManager();
@@ -75,7 +75,7 @@ public final class CipherCreator {
      * 
      * @param key the key to be used for encryption and decryption.
      * @return cipher instance with specified key.
-     * @since SDNO 0.5
+     * @since  
      */
     public AbstractCipher create(final String key) {
         return factory.createCipherManager(key);
@@ -86,7 +86,7 @@ public final class CipherCreator {
      * <br/>
      * 
      * @param factory cipher factory.
-     * @since SDNO 0.5
+     * @since  
      */
     public void setFactory(final AbstractCipherFactory factory) {
         this.factory = factory;
diff --git a/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/impl/AesCipher.java b/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/impl/AesCipher.java
index c9d7123..2d36dd8 100644
--- a/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/impl/AesCipher.java
+++ b/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/impl/AesCipher.java
@@ -1,11 +1,11 @@
 /*
- * Copyright (c) 2016, Huawei Technologies Co., Ltd.
+ * Copyright 2016 Huawei Technologies Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- * http://www.apache.org/licenses/LICENSE-2.0
+ *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -38,7 +38,7 @@ import org.slf4j.LoggerFactory;
  * </p>
  * 
  * @author
- * @version SDNO 0.5 31-May-2016
+ * @version   31-May-2016
  */
 public class AesCipher implements AbstractCipher {
 
@@ -56,7 +56,7 @@ public class AesCipher implements AbstractCipher {
      * Creates default key.
      * </p>
      * 
-     * @since SDNO 0.5
+     * @since  
      */
     public AesCipher() {
         super();
@@ -64,11 +64,12 @@ public class AesCipher implements AbstractCipher {
     }
 
     /**
+     * 
      * Constructor<br/>
      * <p>
      * </p>
      * 
-     * @since SDNO 0.5
+     * @since 
      * @param ckey: key.
      */
     public AesCipher(final String key) {
diff --git a/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/impl/AesCipherFactory.java b/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/impl/AesCipherFactory.java
index 39fe605..95e7336 100644
--- a/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/impl/AesCipherFactory.java
+++ b/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/impl/AesCipherFactory.java
@@ -1,11 +1,11 @@
 /*
- * Copyright (c) 2016, Huawei Technologies Co., Ltd.
+ * Copyright 2016 Huawei Technologies Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- * http://www.apache.org/licenses/LICENSE-2.0
+ *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -24,7 +24,7 @@ import org.openo.baseservice.encrypt.cbb.inf.AbstractCipherFactory;
  * </p>
  * 
  * @author
- * @version SDNO 0.5 03-Jun-2016
+ * @version   03-Jun-2016
  */
 public class AesCipherFactory implements AbstractCipherFactory {
 
@@ -32,7 +32,7 @@ public class AesCipherFactory implements AbstractCipherFactory {
      * Creates new CipherManager instance.<br/>
      * 
      * @return new cipher manager instance.
-     * @since SDNO 0.5
+     * @since  
      */
     @Override
     public AbstractCipher createCipherManager() {
@@ -44,7 +44,7 @@ public class AesCipherFactory implements AbstractCipherFactory {
      * 
      * @param key new cipher manager instance.
      * @return
-     * @since SDNO 0.5
+     * @since  
      */
     @Override
     public AbstractCipher createCipherManager(final String key) {
diff --git a/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/inf/AbstractCipher.java b/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/inf/AbstractCipher.java
index 4357d86..608dd82 100644
--- a/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/inf/AbstractCipher.java
+++ b/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/inf/AbstractCipher.java
@@ -1,11 +1,11 @@
 /*
- * Copyright (c) 2016, Huawei Technologies Co., Ltd.
+ * Copyright 2016 Huawei Technologies Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- * http://www.apache.org/licenses/LICENSE-2.0
+ *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -23,7 +23,7 @@ package org.openo.baseservice.encrypt.cbb.inf;
  * </p>
  * 
  * @author
- * @version SDNO 0.5 31-May-2016
+ * @version   31-May-2016
  */
 public interface AbstractCipher {
 
@@ -33,7 +33,7 @@ public interface AbstractCipher {
      * 
      * @param plain string to be encrypted.
      * @return encrypted string.
-     * @since SDNO 0.5
+     * @since  
      */
     String encrypt(String plain);
 
@@ -43,7 +43,7 @@ public interface AbstractCipher {
      * 
      * @param encrypted String is encrypted by AES 128
      * @return plain after decrypt
-     * @since SDNO 0.5
+     * @since  
      */
     String decrypt(String encrypted);
 
diff --git a/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/inf/AbstractCipherFactory.java b/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/inf/AbstractCipherFactory.java
index 2d6f2ad..e820250 100644
--- a/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/inf/AbstractCipherFactory.java
+++ b/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/inf/AbstractCipherFactory.java
@@ -1,11 +1,11 @@
 /*
- * Copyright (c) 2016, Huawei Technologies Co., Ltd.
+ * Copyright 2016 Huawei Technologies Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- * http://www.apache.org/licenses/LICENSE-2.0
+ *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -21,7 +21,7 @@ package org.openo.baseservice.encrypt.cbb.inf;
  * </p>
  * 
  * @author
- * @version SDNO 0.5 03-Jun-2016
+ * @version   03-Jun-2016
  */
 public interface AbstractCipherFactory {
 
@@ -29,7 +29,7 @@ public interface AbstractCipherFactory {
      * Creates new CipherManager instance.<br/>
      * 
      * @return new cipher manager instance.
-     * @since SDNO 0.5
+     * @since  
      */
     AbstractCipher createCipherManager();
 
@@ -38,7 +38,7 @@ public interface AbstractCipherFactory {
      * 
      * @param key new cipher manager instance.
      * @return
-     * @since SDNO 0.5
+     * @since  
      */
     AbstractCipher createCipherManager(final String key);
 
diff --git a/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/sha/Sha256.java b/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/sha/Sha256.java
index 74cc2bb..bbead3e 100644
--- a/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/sha/Sha256.java
+++ b/common-util/src/main/java/org/openo/baseservice/encrypt/cbb/sha/Sha256.java
@@ -1,11 +1,11 @@
 /*
- * Copyright (c) 2016, Huawei Technologies Co., Ltd.
+ * Copyright 2016 Huawei Technologies Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- * http://www.apache.org/licenses/LICENSE-2.0
+ *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -34,7 +34,7 @@ import javax.xml.bind.DatatypeConverter;
  * </p>
  * 
  * @author
- * @version SDNO 0.5 03-Jun-2016
+ * @version   03-Jun-2016
  */
 public final class Sha256 {
 
@@ -49,7 +49,7 @@ public final class Sha256 {
      * 
      * @param data: The data to be digested.
      * @return Hex encoded digested data.
-     * @since SDNO 0.5
+     * @since  
      */
     public static String digest(final String data) {
         final byte[] dataBytes = data.getBytes(StandardCharsets.UTF_8);
@@ -71,7 +71,7 @@ public final class Sha256 {
      * @param key: The signing key.
      * @return Hex encoded HMAC signature.
      * @throws InvalidKeyException if the key is invalid.
-     * @since SDNO 0.5
+     * @since  
      */
     public static String mac(final String data, final Key key) throws InvalidKeyException {
         final byte[] dataBytes = data.getBytes(StandardCharsets.UTF_8);
@@ -95,7 +95,7 @@ public final class Sha256 {
      * @param data: The data to be signed.
      * @param secret: The signing key.
      * @return Hex encoded HMAC signature.
-     * @since SDNO 0.5
+     * @since  
      */
     public static String mac(final String data, final byte[] secret) {
         final Key key = new SecretKeySpec(secret, "HmacSHA256");
diff --git a/common-util/src/main/java/org/openo/baseservice/util/RestUtils.java b/common-util/src/main/java/org/openo/baseservice/util/RestUtils.java
index ee250b1..2661d69 100644
--- a/common-util/src/main/java/org/openo/baseservice/util/RestUtils.java
+++ b/common-util/src/main/java/org/openo/baseservice/util/RestUtils.java
@@ -1,11 +1,11 @@
 /*
- * Copyright (c) 2016, Huawei Technologies Co., Ltd.
+ * Copyright 2016 Huawei Technologies Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- * http://www.apache.org/licenses/LICENSE-2.0
+ *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -31,7 +31,7 @@ import javax.servlet.http.HttpServletRequest;
  * </p>
  * 
  * @author
- * @version SDNO 0.5 31-May-2016
+ * @version   31-May-2016
  */
 public final class RestUtils {
 
@@ -46,7 +46,7 @@ public final class RestUtils {
      * 
      * @param request : request object.
      * @return Request body as string.
-     * @since SDNO 0.5
+     * @since  
      */
     public static String getRequestBody(final HttpServletRequest request) {
         String body = null;
diff --git a/common-util/src/main/java/org/openo/baseservice/util/impl/SystemEnvVariablesDefImpl.java b/common-util/src/main/java/org/openo/baseservice/util/impl/SystemEnvVariablesDefImpl.java
index bd98fb9..0ac707b 100644
--- a/common-util/src/main/java/org/openo/baseservice/util/impl/SystemEnvVariablesDefImpl.java
+++ b/common-util/src/main/java/org/openo/baseservice/util/impl/SystemEnvVariablesDefImpl.java
@@ -1,11 +1,11 @@
 /*
- * Copyright (c) 2016, Huawei Technologies Co., Ltd.
+ * Copyright 2016 Huawei Technologies Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- * http://www.apache.org/licenses/LICENSE-2.0
+ *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -29,9 +29,9 @@ import java.io.IOException;
  * </p>
  * 
  * @author
- * @version SDNO 0.5 24-Jun-2016
+ * @version   24-Jun-2016
  */
-public class SystemEnvVariablesDefImpl extends SystemEnvVariables {
+public class SystemEnvVariablesDefImpl implements SystemEnvVariables {
 
     private static final Logger LOG = LoggerFactory.getLogger(SystemEnvVariablesDefImpl.class);
 
@@ -50,7 +50,7 @@ public class SystemEnvVariablesDefImpl extends SystemEnvVariables {
      * 
      * @param inPath input path
      * @return the canonical path.
-     * @since SDNO 0.5
+     * @since  
      */
     private String getCanonicalPath(final String inPath) {
         String path = null;
diff --git a/common-util/src/main/java/org/openo/baseservice/util/impl/SystemEnvVariablesFactory.java b/common-util/src/main/java/org/openo/baseservice/util/impl/SystemEnvVariablesFactory.java
index e40ab53..e75c997 100644
--- a/common-util/src/main/java/org/openo/baseservice/util/impl/SystemEnvVariablesFactory.java
+++ b/common-util/src/main/java/org/openo/baseservice/util/impl/SystemEnvVariablesFactory.java
@@ -1,11 +1,11 @@
 /*
- * Copyright (c) 2016, Huawei Technologies Co., Ltd.
+ * Copyright 2016 Huawei Technologies Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- * http://www.apache.org/licenses/LICENSE-2.0
+ *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -25,18 +25,29 @@ import org.openo.baseservice.util.inf.SystemEnvVariables;
  * </p>
  * 
  * @author
- * @version SDNO 0.5 2016年8月13日
+ * @version  
  */
 public class SystemEnvVariablesFactory {
 
     private static SystemEnvVariables systemEnvVariablesInstance = new SystemEnvVariablesDefImpl();
 
     /**
+     * 
+     * Constructor<br/>
+     * <p>
+     * </p>
+     * 
+     * @since   
+     */
+    private SystemEnvVariablesFactory() {
+        
+    }
+    /**
      * get the SystemEnvVariables instance
      * <br/>
      * 
      * @return SystemEnvVariables instance
-     * @since SDNO 0.5
+     * @since  
      */
     public static SystemEnvVariables getInstance() {
         return systemEnvVariablesInstance;
diff --git a/common-util/src/main/java/org/openo/baseservice/util/inf/SystemEnvVariables.java b/common-util/src/main/java/org/openo/baseservice/util/inf/SystemEnvVariables.java
index 014cdbd..cf0c182 100644
--- a/common-util/src/main/java/org/openo/baseservice/util/inf/SystemEnvVariables.java
+++ b/common-util/src/main/java/org/openo/baseservice/util/inf/SystemEnvVariables.java
@@ -1,11 +1,11 @@
 /*
- * Copyright (c) 2016, Huawei Technologies Co., Ltd.
+ * Copyright 2016 Huawei Technologies Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- * http://www.apache.org/licenses/LICENSE-2.0
+ *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -21,15 +21,15 @@ package org.openo.baseservice.util.inf;
  * </p>
  * 
  * @author
- * @version SDNO 0.5 31-May-2016
+ * @version   31-May-2016
  */
-public abstract class SystemEnvVariables {
+public interface SystemEnvVariables {
 
     /**
      * Get application root path <br/>
      * 
      * @return application root path.
-     * @since SDNO 0.5
+     * @since  
      */
-    public abstract String getAppRoot();
+    String getAppRoot();
 }