Java tutorial
/******************************************************************************* * Copyright (c) 2012-2016 Codenvy, S.A. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html * * Contributors: * Codenvy, S.A. - initial API and implementation *******************************************************************************/ package org.eclipse.che.ide.api.debug; import com.google.gwt.http.client.URL; import com.google.inject.Inject; import com.google.inject.Singleton; import org.eclipse.che.api.debug.shared.dto.BreakpointDto; import org.eclipse.che.api.debug.shared.dto.DebugSessionDto; import org.eclipse.che.api.debug.shared.dto.LocationDto; import org.eclipse.che.api.debug.shared.dto.StackFrameDumpDto; import org.eclipse.che.api.debug.shared.dto.SimpleValueDto; import org.eclipse.che.api.debug.shared.dto.VariableDto; import org.eclipse.che.api.debug.shared.dto.action.ActionDto; import org.eclipse.che.api.debug.shared.dto.action.ResumeActionDto; import org.eclipse.che.api.debug.shared.dto.action.StartActionDto; import org.eclipse.che.api.debug.shared.dto.action.StepIntoActionDto; import org.eclipse.che.api.debug.shared.dto.action.StepOutActionDto; import org.eclipse.che.api.debug.shared.dto.action.StepOverActionDto; import org.eclipse.che.api.promises.client.Promise; import org.eclipse.che.ide.api.app.AppContext; import org.eclipse.che.ide.api.machine.DevMachine; import org.eclipse.che.ide.json.JsonHelper; import org.eclipse.che.ide.rest.AsyncRequestFactory; import org.eclipse.che.ide.rest.DtoUnmarshallerFactory; import org.eclipse.che.ide.rest.StringUnmarshaller; import org.eclipse.che.ide.ui.loaders.request.LoaderFactory; import java.util.List; import java.util.Map; import static org.eclipse.che.ide.MimeType.APPLICATION_JSON; import static org.eclipse.che.ide.rest.HTTPHeader.CONTENT_TYPE; /** * The implementation of {@link DebuggerServiceClient}. * * @author Anatoliy Bazko */ @Singleton public class DebuggerServiceClientImpl implements DebuggerServiceClient { private final LoaderFactory loaderFactory; private final AsyncRequestFactory asyncRequestFactory; private final DtoUnmarshallerFactory dtoUnmarshallerFactory; private final AppContext appContext; @Inject protected DebuggerServiceClientImpl(AppContext appContext, LoaderFactory loaderFactory, AsyncRequestFactory asyncRequestFactory, DtoUnmarshallerFactory dtoUnmarshallerFactory) { this.loaderFactory = loaderFactory; this.asyncRequestFactory = asyncRequestFactory; this.dtoUnmarshallerFactory = dtoUnmarshallerFactory; this.appContext = appContext; } @Override public Promise<DebugSessionDto> connect(String debuggerType, Map<String, String> connectionProperties) { final String requestUrl = getBaseUrl(null) + "?type=" + debuggerType; return asyncRequestFactory.createPostRequest(requestUrl, null).header(CONTENT_TYPE, APPLICATION_JSON) .data(JsonHelper.toJson(connectionProperties)) .send(dtoUnmarshallerFactory.newUnmarshaller(DebugSessionDto.class)); } @Override public Promise<Void> disconnect(String id) { final String requestUrl = getBaseUrl(id); return asyncRequestFactory.createDeleteRequest(requestUrl).loader(loaderFactory.newLoader()).send(); } @Override public Promise<DebugSessionDto> getSessionInfo(String id) { final String requestUrl = getBaseUrl(id); return asyncRequestFactory.createGetRequest(requestUrl) .send(dtoUnmarshallerFactory.newUnmarshaller(DebugSessionDto.class)); } @Override public Promise<Void> start(String id, StartActionDto action) { return performAction(id, action); } @Override public Promise<Void> addBreakpoint(String id, BreakpointDto breakpointDto) { final String requestUrl = getBaseUrl(id) + "/breakpoint"; return asyncRequestFactory.createPostRequest(requestUrl, breakpointDto).loader(loaderFactory.newLoader()) .send(); } @Override public Promise<List<BreakpointDto>> getAllBreakpoints(String id) { final String requestUrl = getBaseUrl(id) + "/breakpoint"; return asyncRequestFactory.createGetRequest(requestUrl).loader(loaderFactory.newLoader()) .send(dtoUnmarshallerFactory.newListUnmarshaller(BreakpointDto.class)); } @Override public Promise<Void> deleteBreakpoint(String id, LocationDto locationDto) { final String requestUrl = getBaseUrl(id) + "/breakpoint"; final String params = "?target=" + locationDto.getTarget() + "&line=" + locationDto.getLineNumber(); return asyncRequestFactory.createDeleteRequest(requestUrl + params).send(); } @Override public Promise<Void> deleteAllBreakpoints(String id) { final String requestUrl = getBaseUrl(id) + "/breakpoint"; return asyncRequestFactory.createDeleteRequest(requestUrl).send(); } @Override public Promise<StackFrameDumpDto> getStackFrameDump(String id) { final String requestUrl = getBaseUrl(id) + "/dump"; return asyncRequestFactory.createGetRequest(requestUrl).loader(loaderFactory.newLoader()) .send(dtoUnmarshallerFactory.newUnmarshaller(StackFrameDumpDto.class)); } @Override public Promise<Void> resume(String id, ResumeActionDto action) { return performAction(id, action); } @Override public Promise<SimpleValueDto> getValue(String id, VariableDto variableDto) { final String requestUrl = getBaseUrl(id) + "/value"; List<String> path = variableDto.getVariablePath().getPath(); StringBuilder params = new StringBuilder(); for (int i = 0; i < path.size(); i++) { params.append(i == 0 ? "?" : "&"); params.append("path"); params.append(i); params.append("="); params.append(path.get(i)); } return asyncRequestFactory.createGetRequest(requestUrl + params).loader(loaderFactory.newLoader()) .send(dtoUnmarshallerFactory.newUnmarshaller(SimpleValueDto.class)); } @Override public Promise<Void> setValue(String id, VariableDto variableDto) { final String requestUrl = getBaseUrl(id) + "/value"; return asyncRequestFactory.createPutRequest(requestUrl, variableDto).loader(loaderFactory.newLoader()) .send(); } @Override public Promise<Void> stepInto(String id, StepIntoActionDto action) { return performAction(id, action); } @Override public Promise<Void> stepOver(String id, StepOverActionDto action) { return performAction(id, action); } @Override public Promise<Void> stepOut(String id, StepOutActionDto action) { return performAction(id, action); } @Override public Promise<String> evaluate(String id, String expression) { String requestUrl = getBaseUrl(id) + "/evaluation"; String params = "?expression=" + URL.encodeQueryString(expression); return asyncRequestFactory.createGetRequest(requestUrl + params).loader(loaderFactory.newLoader()) .send(new StringUnmarshaller()); } private String getBaseUrl(String id) { final String url = appContext.getDevMachine().getWsAgentBaseUrl() + "/debugger"; if (id != null) { return url + "/" + id; } return url; } protected Promise<Void> performAction(String id, ActionDto actionDto) { final String requestUrl = getBaseUrl(id); return asyncRequestFactory.createPostRequest(requestUrl, actionDto).loader(loaderFactory.newLoader()) .send(); } }