JAL-3026 moves javajs to srcjars

[jalview.git] / srcjar / javajs / util / AjaxURLStreamHandler.java

diff --git a/srcjar/javajs/util/AjaxURLStreamHandler.java b/srcjar/javajs/util/AjaxURLStreamHandler.java
new file mode 100644 (file)
index 0000000..3d6d4d7
--- /dev/null
+++ b/srcjar/javajs/util/AjaxURLStreamHandler.java
@@ -0,0 +1,53 @@
+package javajs.util;
+
+import java.io.IOException;
+import java.net.URL;
+import java.net.URLConnection;
+import java.net.URLStreamHandler;
+
+
+
+/**
+ * 
+ * A method to allow a JavaScript AJAX adapter to 
+ * deliver web content to JSmol. This handler is just a formality.
+ * 
+ */
+public class AjaxURLStreamHandler extends URLStreamHandler {
+
+       String protocol;
+
+       public AjaxURLStreamHandler(String protocol) {
+               this.protocol = protocol;
+       }
+
+       @Override
+       protected URLConnection openConnection(URL url) throws IOException {
+               return new AjaxURLConnection(url);
+       }
+
+
+  @Override
+  protected String toExternalForm(URL u) {
+    SB result = new SB();
+    result.append(u.getProtocol());
+    result.append(":");
+    if (u.getAuthority() != null && u.getAuthority().length() > 0) {
+      result.append("//");
+      result.append(u.getAuthority());
+    }
+    if (u.getPath() != null) {
+      result.append(u.getPath());
+    }
+    if (u.getQuery() != null) {
+      result.append("?");
+      result.append(u.getQuery());
+    }
+    if (u.getRef() != null) {
+      result.append("#");
+      result.append(u.getRef());
+    }
+    return result.toString();
+  }
+
+}