Refactor the CorbanameURL and fix the corbaname parsing issue on Linux

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@674882 13f79535-47bb-0310-9956-ffa450edef68

3 files changed, 193 insertions, 151 deletions

diff --git a/java/sca/modules/host-corba/src/main/java/org/apache/tuscany/sca/host/corba/CorbaHostUtils.java b/java/sca/modules/host-corba/src/main/java/org/apache/tuscany/sca/host/corba/CorbaHostUtils.java
index 965ab2beec..c12980523b 100644
--- a/java/sca/modules/host-corba/src/main/java/org/apache/tuscany/sca/host/corba/CorbaHostUtils.java
+++ b/java/sca/modules/host-corba/src/main/java/org/apache/tuscany/sca/host/corba/CorbaHostUtils.java
@@ -19,48 +19,31 @@
 
 package org.apache.tuscany.sca.host.corba;
 
-import java.util.ArrayList;
-import java.util.List;
-import java.util.NoSuchElementException;
-import java.util.StringTokenizer;
 
 /**
  * Various utilities for host-corba
  */
 public class CorbaHostUtils {
 
-    public static String DEFAULT_NAME_SERVICE = "NameService";
-    public static String DEFAULT_HOST = "localhost";
-    public static int DEFAULT_PORT = 900;
-
     /**
      * Tests if given URI is valid corbaname string
      * @param uri
      * @return
      */
     public static boolean isValidCorbanameURI(String uri) {
-        return uri != null && uri.startsWith("corbaname") && uri.contains("#") && uri.indexOf('#') < uri.length() - 1;
+        return uri != null && uri.startsWith("corbaname:") && uri.contains("#") && uri.indexOf('#') < uri.length() - 1;
     }
 
     /**
      * Creates corbaname URI basing on given parameters
-     * 
-     * @param name
      * @param host
      * @param port
+     * @param name
+     * 
      * @return
      */
-    public static String createCorbanameURI(String name, String host, int port) {
-        String portStr = null;
-        if (port > 0) {
-            portStr = Integer.toString(port);
-        } else {
-            portStr = "";
-        }
-        if (host == null) {
-            host = "";
-        }
-        return "corbaname::" + host + ":" + portStr + "#" + name;
+    public static String createCorbanameURI(String host, int port, String name) {
+        return new CorbanameURL(host, port, name).toString();
     }
 
     /**
@@ -69,69 +52,8 @@ public class CorbaHostUtils {
      * @param uri
      * @return
      */
-    public static CorbanameDetails getServiceDetails(String uri) {
-        CorbanameDetails details = new CorbanameDetails();
-        StringTokenizer hashTokenizer = new StringTokenizer(uri, "#");
-        if (hashTokenizer.countTokens() == 2) {
-            String serviceLocation = hashTokenizer.nextToken();
-            String servicePath = hashTokenizer.nextToken();
-            StringTokenizer pathDisc = new StringTokenizer(servicePath, "/");
-            List<String> namePath = new ArrayList<String>();
-            while (pathDisc.hasMoreTokens()) {
-                namePath.add(pathDisc.nextToken());
-            }
-            details.setNamePath(namePath);
-            StringTokenizer slashTokenizer = new StringTokenizer(serviceLocation, "/");
-            String serviceHost = slashTokenizer.nextToken();
-            String nameService = null;
-            if (slashTokenizer.hasMoreTokens()) {
-                nameService = slashTokenizer.nextToken();
-            } else {
-                nameService = DEFAULT_NAME_SERVICE;
-            }
-            details.setNameService(nameService);
-            StringTokenizer colonTokenizer = new StringTokenizer(serviceHost, ":", true);
-            if (colonTokenizer.countTokens() > 0 && colonTokenizer.nextToken().equals("corbaname")) {
-                String host = null;
-                int port = 0;
-                try {
-                    colonTokenizer.nextToken();
-                    String methodPart = colonTokenizer.nextToken();
-                    if (!methodPart.equals(":")) {
-                        colonTokenizer.nextToken();
-                    }
-                    host = colonTokenizer.nextToken();
-                    if (host.equals(":")) {
-                        // no host provided, no need to get another ":"
-                        host = DEFAULT_HOST;
-                    } else {
-                        // host provided, so another ":" should be read
-                        colonTokenizer.nextToken();
-                    }
-                    try {
-                        port = Integer.parseInt(colonTokenizer.nextToken());
-                    } catch (Exception e) {
-                        port = DEFAULT_PORT;
-                    }
-                } catch (NoSuchElementException e) {
-                } finally {
-                    if (host == null) {
-                        // parsing failed - user didn't provide host
-                        host = DEFAULT_HOST;
-                    }
-                    if (port == 0) {
-                        // parsing failed - user didn't provide port
-                        port = DEFAULT_PORT;
-                    }
-                }
-                details.setHost(host);
-                details.setPort(port);
-            } else {
-                throw new IllegalArgumentException("Given corbaname URI does not begin with 'corbaname'");
-            }
-        } else {
-            throw new IllegalArgumentException("Given corbaname is missing hash separator");
-        }
+    public static CorbanameURL getServiceDetails(String uri) {
+        CorbanameURL details = new CorbanameURL(uri);
         return details;
     }
 
diff --git a/java/sca/modules/host-corba/src/main/java/org/apache/tuscany/sca/host/corba/CorbanameDetails.java b/java/sca/modules/host-corba/src/main/java/org/apache/tuscany/sca/host/corba/CorbanameDetails.java
deleted file mode 100644
index ba95c31e5f..0000000000
--- a/java/sca/modules/host-corba/src/main/java/org/apache/tuscany/sca/host/corba/CorbanameDetails.java
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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.apache.tuscany.sca.host.corba;
-
-import java.util.List;
-
-/**
- * Holds corbaname URI details
- */
-public class CorbanameDetails {
-
-    private String host;
-    private int port;
-    private String nameService;
-    private List<String> namePath;
-
-    public String getHost() {
-        return host;
-    }
-
-    public void setHost(String host) {
-        this.host = host;
-    }
-
-    public int getPort() {
-        return port;
-    }
-
-    public void setPort(int port) {
-        this.port = port;
-    }
-
-    public String getNameService() {
-        return nameService;
-    }
-
-    public void setNameService(String nameService) {
-        this.nameService = nameService;
-    }
-
-    public List<String> getNamePath() {
-        return namePath;
-    }
-
-    public void setNamePath(List<String> namePath) {
-        this.namePath = namePath;
-    }
-
-}
diff --git a/java/sca/modules/host-corba/src/main/java/org/apache/tuscany/sca/host/corba/CorbanameURL.java b/java/sca/modules/host-corba/src/main/java/org/apache/tuscany/sca/host/corba/CorbanameURL.java
new file mode 100644
index 0000000000..ddfc51ca98
--- /dev/null
+++ b/java/sca/modules/host-corba/src/main/java/org/apache/tuscany/sca/host/corba/CorbanameURL.java
@@ -0,0 +1,186 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.tuscany.sca.host.corba;
+
+import java.io.UnsupportedEncodingException;
+import java.net.URLDecoder;
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * Holds corbaname URI details
+ */
+public class CorbanameURL {
+    public static String DEFAULT_PROTOCOL = "iiop";
+    public static String DEFAULT_VERSION = "";
+    public static String DEFAULT_NAME_SERVICE = "NameService";
+    public static String DEFAULT_HOST = "localhost";
+    public static int DEFAULT_PORT = 2809;
+
+    private String protocol = "";
+    private String version = "";
+    private String host;
+    private int port;
+    private String nameService;
+    private List<String> namePath;
+
+    public CorbanameURL(String host, int port, String namePath, String nameService) {
+        super();
+        this.host = host == null ? DEFAULT_HOST : host;
+        this.port = port <= 0 ? DEFAULT_PORT : port;
+        this.namePath = parseName(namePath);
+        this.nameService = nameService == null ? DEFAULT_NAME_SERVICE : nameService;
+    }
+
+    public CorbanameURL(String host, int port, String namePath) {
+        this(host, port, namePath, DEFAULT_NAME_SERVICE);
+    }
+
+    public CorbanameURL(String url) {
+        if (url == null || (!url.startsWith("corbaname"))) {
+            throw new IllegalArgumentException("Malformed corbaname URL: " + url);
+        }
+        try {
+            url = URLDecoder.decode(url, "UTF-8");
+        } catch (UnsupportedEncodingException e) {
+            throw new IllegalArgumentException(e);
+        }
+        String[] parts = url.split("#");
+        if (parts.length == 2) {
+            String serviceLocation = parts[0];
+            String servicePath = parts[1];
+            namePath = parseName(servicePath);
+
+            parts = serviceLocation.split("/");
+            if (parts.length == 2) {
+                nameService = parts[1];
+            } else {
+                nameService = DEFAULT_NAME_SERVICE;
+            }
+
+            parts = parts[0].split(":");
+
+            if (parts.length >= 2) {
+                protocol = parts[1];
+            }
+            if (parts.length >= 3) {
+                version = parts[2];
+                String[] strs = version.split("@");
+                if (strs.length == 2) {
+                    version = strs[0];
+                    host = strs[1];
+                } else {
+                    version = "";
+                    host = strs[0];
+                }
+            }
+            if (host == null || "".equals(host)) {
+                host = DEFAULT_HOST;
+            }
+            if (parts.length >= 4 && !"".equals(parts[3])) {
+                port = Integer.parseInt(parts[3]);
+            } else {
+                port = DEFAULT_PORT;
+            }
+        } else {
+            throw new IllegalArgumentException("Malformed corbaname URL: " + url);
+        }
+    }
+
+    private static List<String> parseName(String name) {
+        try {
+            name = URLDecoder.decode(name, "UTF-8");
+        } catch (UnsupportedEncodingException e) {
+            throw new IllegalArgumentException(e);
+        }
+        String[] names = name.split("/");
+        return Arrays.asList(names);
+    }
+
+    public String getProtocol() {
+        return protocol;
+    }
+
+    public void setProtocol(String protocol) {
+        this.protocol = protocol;
+    }
+
+    public String getVersion() {
+        return version;
+    }
+
+    public void setVersion(String version) {
+        this.version = version;
+    }
+
+    public String getHost() {
+        return host;
+    }
+
+    public void setHost(String host) {
+        this.host = host;
+    }
+
+    public int getPort() {
+        return port;
+    }
+
+    public void setPort(int port) {
+        this.port = port;
+    }
+
+    public String getNameService() {
+        return nameService;
+    }
+
+    public void setNameService(String nameService) {
+        this.nameService = nameService;
+    }
+
+    public List<String> getNamePath() {
+        return namePath;
+    }
+
+    public void setNamePath(List<String> namePath) {
+        this.namePath = namePath;
+    }
+
+    public String toString() {
+        StringBuffer buf = new StringBuffer();
+        buf.append("corbaname:");
+        buf.append(protocol).append(":");
+        if (version != null && !"".equals(version)) {
+            buf.append(version).append("@");
+        }
+        buf.append(host).append(":").append(port);
+        buf.append("/").append(nameService);
+        buf.append("#");
+        if (namePath != null) {
+            for (int i = 0; i < namePath.size(); i++) {
+                buf.append(namePath.get(i));
+                if (i < namePath.size() - 1) {
+                    buf.append("/");
+                }
+            }
+        }
+        return buf.toString();
+    }
+
+}