Added skeleton zip generator (doesn't generate actual zips yet)

git-svn-id: https://develop.sub.uni-goettingen.de/repos/textgrid/trunk/services/aggregator@14097 7c539038-3410-0410-b1ec-0f2a7bf1c452

src/main/java/info/textgrid/services/aggregator/zip/ZIP.java

+package info.textgrid.services.aggregator.zip;
+
+import info.textgrid.namespaces.metadata.core._2010.MetadataContainerType;
+import info.textgrid.namespaces.metadata.core._2010.ObjectType;
+import info.textgrid.namespaces.middleware.tgcrud.services.tgcrudservice.AuthFault;
+import info.textgrid.namespaces.middleware.tgcrud.services.tgcrudservice.IoFault;
+import info.textgrid.namespaces.middleware.tgcrud.services.tgcrudservice.MetadataParseFault;
+import info.textgrid.namespaces.middleware.tgcrud.services.tgcrudservice.ObjectNotFoundFault;
+import info.textgrid.namespaces.middleware.tgcrud.services.tgcrudservice.TGCrudService;
+import info.textgrid.services.aggregator.ITextGridRep;
+import info.textgrid.services.aggregator.tree.Aggregation;
+import info.textgrid.services.aggregator.tree.AggregationEntry;
+import info.textgrid.services.aggregator.tree.AggregationTreeFactory;
+
+import java.net.URI;
+import java.util.logging.Logger;
+
+import javax.servlet.ServletContext;
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.Produces;
+import javax.ws.rs.QueryParam;
+import javax.ws.rs.core.Context;
+import javax.ws.rs.core.Response;
+
+import org.apache.cxf.jaxrs.model.wadl.Description;
+
+@Path("/zip")
+public class ZIP {
+	private final ITextGridRep repository;
+	final Logger logger = Logger.getLogger(ZIP.class.getCanonicalName());
+
+	@Context
+	private ServletContext servlet;
+	
+	public ZIP(final ITextGridRep repository) {
+		this.repository = repository;
+	}
+	
+	@GET
+	@Path(value = "/{object}")
+	@Produces(value = "text/html")
+	public Response get(
+			@Description("The TextGrid URI of the TEI document or aggregation to transform")
+			@PathParam("object") final URI uri,
+			@Description("Session ID to access protected resources")
+			@QueryParam("sid") final String sid) throws MetadataParseFault, ObjectNotFoundFault, IoFault, AuthFault {
+		
+		final TGCrudService crud = repository.getCRUDService();
+		final MetadataContainerType container = crud.readMetadata(sid, null, uri.toString());
+		final ObjectType rootObject = container.getObject();
+		
+		Aggregation tree = AggregationTreeFactory.create(rootObject, repository, sid);
+		
+		StringBuilder output = new StringBuilder("Following stuff (+meta) would be zipped:\n\n");
+		appendLS(tree, output);
+		
+		return Response.ok().entity(output.toString()).type("text/plain").build();
+	}
+
+	private void appendLS(Aggregation aggregation, StringBuilder output) {
+		output.append(aggregation.getFileName()).append(":\n");
+		for(AggregationEntry child : aggregation.getChildren()) 
+			if (child instanceof Aggregation) 
+				appendLS((Aggregation) child, output);
+			 else 
+				output.append(' ').append(child.getFileName()).append('\n');
+	}
+
+}

src/main/webapp/WEB-INF/beans.xml

@@ -41,6 +41,9 @@ http://cxf.apache.org/schemas/jaxrs.xsd">
       <bean class="info.textgrid.services.aggregator.html.HTML" scope="singleton">
       	<constructor-arg ref="stable-repo"/>
       </bean>
+      <bean class="info.textgrid.services.aggregator.zip.ZIP" scope="singleton">
+      	<constructor-arg ref="stable-repo"/>
+      </bean>
     </jaxrs:serviceBeans>
     <jaxrs:providers>
         <!-- bean class="org.codehaus.jackson.jaxrs.JacksonJsonProvider"/-->
@@ -64,6 +67,9 @@ http://cxf.apache.org/schemas/jaxrs.xsd">
 		<bean class="info.textgrid.services.aggregator.html.HTML" scope="singleton">
 			<constructor-arg ref="dev-repo" />
 		</bean>
+		<bean class="info.textgrid.services.aggregator.zip.ZIP" scope="singleton">
+			<constructor-arg ref="dev-repo" />
+		</bean>
 	</jaxrs:serviceBeans>
 	<jaxrs:providers>
 		<!-- bean class="org.codehaus.jackson.jaxrs.JacksonJsonProvider"/ -->