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Java example source code file (WeightResource.java)
The WeightResource.java Java example source code/* * * * Copyright 2015 Skymind,Inc. * * * * Licensed 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.deeplearning4j.ui.weights; import com.codahale.metrics.annotation.ExceptionMetered; import io.dropwizard.views.View; import org.deeplearning4j.nn.api.Model; import org.deeplearning4j.nn.gradient.Gradient; import org.deeplearning4j.ui.storage.HistoryStorage; import org.deeplearning4j.ui.storage.SessionStorage; import org.deeplearning4j.ui.storage.def.ObjectType; import org.deeplearning4j.ui.weights.beans.CompactModelAndGradient; import javax.ws.rs.*; import javax.ws.rs.core.MediaType; import javax.ws.rs.core.Response; import java.util.Collections; import java.util.HashMap; import java.util.concurrent.locks.ReentrantReadWriteLock; /** * Weight renderings * * * @author Adam Gibson */ @Path("/weights") public class WeightResource { String path = "weights"; private SessionStorage storage = SessionStorage.getInstance(); @GET @Path("/updated") @Produces(MediaType.APPLICATION_JSON) public Response updated(@QueryParam("sid") String sessionId) { CompactModelAndGradient model = (CompactModelAndGradient) storage.getObject(sessionId, ObjectType.HISTOGRAM); if (model == null) { return Response.noContent().build(); } else return Response.ok(Collections.singletonMap("status",true)).build(); } @GET @Path("/data") @Produces(MediaType.APPLICATION_JSON) public Response data(@QueryParam("sid") String sessionId) { //initialized with empty data CompactModelAndGradient model = (CompactModelAndGradient) storage.getObject(sessionId, ObjectType.HISTOGRAM); if (model == null) { //initialize with empty return Response.ok(new HashMap<>()).build(); } return Response.ok(model).build(); } @POST @Path("/update") @Consumes(MediaType.APPLICATION_JSON) @Produces(MediaType.APPLICATION_JSON) @ExceptionMetered public Response update(CompactModelAndGradient modelAndGrad, @PathParam("path") String path, @QueryParam("sid") String sessionId) { storage.putObject(sessionId, ObjectType.HISTOGRAM, modelAndGrad); return Response.ok(Collections.singletonMap("status","ok")).build(); } } Other Java examples (source code examples)Here is a short list of links related to this Java WeightResource.java source code file: |
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