diff client/digitallibrary/dlInfo-json.jsp @ 753:39bd5128811c jquery

first real JSON jsp: ImgInfo-json.jsp
author robcast
date Sat, 05 Feb 2011 22:50:15 +0100
parents client/digitallibrary/dlInfo-js.jsp@bc9196347188
children
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line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/client/digitallibrary/dlInfo-json.jsp	Sat Feb 05 22:50:15 2011 +0100
@@ -0,0 +1,36 @@
+<%@ page language="java" %>
+<%!
+// create DocumentBean instance for all JSP requests
+digilib.servlet.DocumentBean docBean = new digilib.servlet.DocumentBean();
+
+// initialize DocumentBean instance in JSP init
+public void jspInit() {
+    try {
+        // set servlet init-parameter
+        docBean.setConfig(getServletConfig());
+    } catch (javax.servlet.ServletException e) {
+        System.out.println(e);
+    }
+}
+%><%
+// parsing the query
+digilib.servlet.DigilibRequest dlRequest = new digilib.servlet.DigilibRequest(request);
+docBean.setRequest(dlRequest);
+%>
+// JSON format metadata about request and image
+{
+<%
+    Object[] keys = dlRequest.getParams().keySet().toArray();
+    java.util.Arrays.sort(keys);
+    int l = keys.length;
+    for (int i = 0; i < l; i++) {
+	String key = (String) keys[i];
+	String val = dlRequest.getAsString(key);
+	if (val.length() == 0) {
+	    val = "";
+	}
+	%>"<%= key %>" : "<%= val %>",
+<%
+       }
+%>
+}