Java tutorial
/** * Copyright 2014-2016 Emmanuel Keller / QWAZR * <p> * 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 * <p> * http://www.apache.org/licenses/LICENSE-2.0 * <p> * 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 com.qwazr.scripts; import com.fasterxml.jackson.core.type.TypeReference; import com.qwazr.cluster.service.TargetRuleEnum; import com.qwazr.utils.http.HttpResponseEntityException; import com.qwazr.utils.http.HttpUtils; import com.qwazr.utils.json.client.JsonClientAbstract; import org.apache.http.HttpResponse; import org.apache.http.client.fluent.Request; import javax.ws.rs.WebApplicationException; import javax.ws.rs.core.Response.Status; import java.io.IOException; import java.net.URISyntaxException; import java.util.List; import java.util.Map; import java.util.TreeMap; public class ScriptSingleClient extends JsonClientAbstract implements ScriptServiceInterface { private final static String SCRIPT_PREFIX = "/scripts/"; private final static String SCRIPT_PREFIX_RUN = SCRIPT_PREFIX + "run/"; private final static String SCRIPT_PREFIX_STATUS = SCRIPT_PREFIX + "status/"; ScriptSingleClient(String url, Integer msTimeOut) throws URISyntaxException { super(url, msTimeOut); } public final static TypeReference<List<ScriptRunStatus>> ListRunStatusTypeRef = new TypeReference<List<ScriptRunStatus>>() { }; @Override public List<ScriptRunStatus> runScript(String scriptPath, Boolean local, String group, Integer msTimeout, TargetRuleEnum rule) { UBuilder uriBuilder = new UBuilder(SCRIPT_PREFIX_RUN, scriptPath).setParameters(local, group, msTimeout) .setParameter("rule", rule); Request request = Request.Get(uriBuilder.build()); return commonServiceRequest(request, null, null, ListRunStatusTypeRef, 200, 202); } @Override public List<ScriptRunStatus> runScriptVariables(String scriptPath, Boolean local, String group, Integer msTimeout, TargetRuleEnum rule, Map<String, String> variables) { if (variables == null) return runScript(scriptPath, local, group, msTimeout, rule); UBuilder uriBuilder = new UBuilder(SCRIPT_PREFIX_RUN, scriptPath).setParameters(local, group, msTimeout) .setParameter("rule", rule); Request request = Request.Post(uriBuilder.build()); return commonServiceRequest(request, variables, null, ListRunStatusTypeRef, 200, 202); } @Override public ScriptRunStatus getRunStatus(String run_id, Boolean local, String group, Integer msTimeout) { UBuilder uriBuilder = new UBuilder(SCRIPT_PREFIX_STATUS, run_id).setParameters(local, group, msTimeout); Request request = Request.Get(uriBuilder.build()); return commonServiceRequest(request, null, null, ScriptRunStatus.class, 200); } public final static TypeReference<TreeMap<String, ScriptRunStatus>> MapRunStatusTypeRef = new TypeReference<TreeMap<String, ScriptRunStatus>>() { }; @Override public Map<String, ScriptRunStatus> getRunsStatus(Boolean local, String group, Integer msTimeout) { UBuilder uriBuilder = new UBuilder(SCRIPT_PREFIX_STATUS).setParameters(local, group, msTimeout); Request request = Request.Get(uriBuilder.build()); return commonServiceRequest(request, null, null, MapRunStatusTypeRef, 200); } @Override public String getRunOut(String run_id, Boolean local, String group, Integer msTimeout) { try { UBuilder uriBuilder = new UBuilder(SCRIPT_PREFIX_STATUS, run_id, "/out").setParameters(local, group, msTimeout); Request request = Request.Get(uriBuilder.build()); HttpResponse response = execute(request, null, null); return HttpUtils.checkTextPlainEntity(response, 200); } catch (HttpResponseEntityException e) { throw e.getWebApplicationException(); } catch (IOException e) { throw new WebApplicationException(e.getMessage(), e, Status.INTERNAL_SERVER_ERROR); } } @Override public String getRunErr(String run_id, Boolean local, String group, Integer msTimeout) { try { UBuilder uriBuilder = new UBuilder(SCRIPT_PREFIX_STATUS, run_id, "/err").setParameters(local, group, msTimeout); Request request = Request.Get(uriBuilder.build()); HttpResponse response = execute(request, null, null); return HttpUtils.checkTextPlainEntity(response, 200); } catch (HttpResponseEntityException e) { throw e.getWebApplicationException(); } catch (IOException e) { throw new WebApplicationException(e.getMessage(), e, Status.INTERNAL_SERVER_ERROR); } } }