Added Android code

[wl-app.git] / Android / r2-streamer / r2-server / src / main / java / org / readium / r2_streamer / server / handler / ManifestHandler.java

diff --git a/Android/r2-streamer/r2-server/src/main/java/org/readium/r2_streamer/server/handler/ManifestHandler.java b/Android/r2-streamer/r2-server/src/main/java/org/readium/r2_streamer/server/handler/ManifestHandler.java
new file mode 100755 (executable)
index 0000000..71860a0
--- /dev/null
+++ b/Android/r2-streamer/r2-server/src/main/java/org/readium/r2_streamer/server/handler/ManifestHandler.java
@@ -0,0 +1,56 @@
+package org.readium.r2_streamer.server.handler;
+
+import org.readium.r2_streamer.fetcher.EpubFetcher;
+import org.readium.r2_streamer.server.ResponseStatus;
+import com.fasterxml.jackson.core.JsonGenerationException;
+import com.fasterxml.jackson.databind.JsonMappingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import java.io.IOException;
+import java.util.Map;
+
+import fi.iki.elonen.NanoHTTPD;
+import fi.iki.elonen.router.RouterNanoHTTPD;
+
+/**
+ * Created by mahavir on 3/2/17.
+ */
+
+public class ManifestHandler extends RouterNanoHTTPD.DefaultHandler {
+    private static final String TAG = "ManifestHandler";
+
+    @Override
+    public String getMimeType() {
+        return "application/webpub+json";
+    }
+
+    @Override
+    public String getText() {
+        return ResponseStatus.FAILURE_RESPONSE;
+    }
+
+    @Override
+    public NanoHTTPD.Response.IStatus getStatus() {
+        return NanoHTTPD.Response.Status.OK;
+    }
+
+    @Override
+    public NanoHTTPD.Response get(RouterNanoHTTPD.UriResource uriResource, Map<String, String> urlParams, NanoHTTPD.IHTTPSession session) {
+        try {
+
+            EpubFetcher fetcher = uriResource.initParameter(EpubFetcher.class);
+
+            ObjectMapper objectMapper = new ObjectMapper();
+            String json = objectMapper.writeValueAsString(fetcher.publication);
+
+            return NanoHTTPD.newFixedLengthResponse(getStatus(), getMimeType(), json);
+
+        } catch (JsonGenerationException | JsonMappingException e) {
+            System.out.println(TAG + " JsonGenerationException | JsonMappingException " + e.toString());
+            return NanoHTTPD.newFixedLengthResponse(NanoHTTPD.Response.Status.INTERNAL_ERROR, getMimeType(), ResponseStatus.FAILURE_RESPONSE);
+        } catch (IOException e) {
+            System.out.println(TAG + " IOException " + e.toString());
+            return NanoHTTPD.newFixedLengthResponse(NanoHTTPD.Response.Status.INTERNAL_ERROR, getMimeType(), ResponseStatus.FAILURE_RESPONSE);
+        }
+    }
+}
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