org.nd4j.instrumentation.server.InstrumentationApplication Maven / Gradle / Ivy
/*
*
* * 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.nd4j.instrumentation.server;
import io.dropwizard.Application;
import io.dropwizard.setup.Environment;
import org.apache.commons.io.IOUtils;
import org.springframework.core.io.ClassPathResource;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
/**
* The instrumentation application
*
* @author Adam Gibson
*/
public class InstrumentationApplication extends Application {
private String resourcePath = "org/nd4j/instrumentation/dropwizard.yml";
private Environment env;
public InstrumentationApplication(String resourcePath) {
this.resourcePath = resourcePath;
}
public InstrumentationApplication() {
}
@Override
public void run(Nd4jInstrumentationConfiguration nd4jInstrumentationConfiguration, Environment environment) throws Exception {
environment.jersey().register(new InstrumentationResource());
this.env = environment;
}
/**
* Start the server
*/
public void start() {
try {
InputStream is = new ClassPathResource(resourcePath).getInputStream();
File tmpConfig = new File(resourcePath);
if(!tmpConfig.getParentFile().exists())
tmpConfig.getParentFile().mkdirs();
BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(tmpConfig));
IOUtils.copy(is, bos);
bos.flush();
run(new String[]{"server", tmpConfig.getAbsolutePath()});
tmpConfig.deleteOnExit();
} catch (Exception e) {
throw new RuntimeException(e);
}
}
/**
* Stop the server
* @throws Exception
*/
public void stop() throws Exception {
env.getAdminContext().stop();
}
}
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