Example usage for com.google.gwt.webworker.client ErrorHandler ErrorHandler

Introduction

In this page you can find the example usage for com.google.gwt.webworker.client ErrorHandler ErrorHandler.

Prototype

ErrorHandler

Source Link

Usage

From source file:com.google.speedtracer.client.model.BreakyWorkerHost.java

License:Apache License

/**
 * Initialize the event handlers for the host.
 *//*from   w w  w  . ja v a 2s. com*/
private void init() {
    breakyWorker.setOnError(new ErrorHandler() {
        public void onError(ErrorEvent event) {
            UncaughtExceptionHandler ueh = GWT.getUncaughtExceptionHandler();
            if (ueh != null) {
                try {
                    onBreakyException(event);
                } catch (Exception ex) {
                    ueh.onUncaughtException(ex);
                }
            } else {
                onBreakyException(event);
            }
        }
    });

    breakyWorker.setOnMessage(new MessageHandler() {
        public void onMessage(MessageEvent event) {
            UncaughtExceptionHandler ueh = GWT.getUncaughtExceptionHandler();
            if (ueh != null) {
                try {
                    fireOnBreakyMessage(event);
                } catch (Exception ex) {
                    ueh.onUncaughtException(ex);
                }
            } else {
                fireOnBreakyMessage(event);
            }
        }

        /**
         * Turn a breaky message into a synthesized hint record.
         * 
         * @param event breaky message
         */
        private void fireOnBreakyMessage(MessageEvent event) {
            JavaScriptObject breakyMessage = event.getDataAsJSO();
            int sequence = DataBag.getIntProperty(breakyMessage, "sequence");
            String message = DataBag.getStringProperty(breakyMessage, "message");
            Logging.getLogger().logTextError("Breaky Error:(#" + sequence + ") " + message);

            EventRecord record = dataDispatcher.findEventRecordFromSequence(sequence);
            if (record == null) {
                Logging.getLogger().logTextError("Breaky cannot find record with sequence #" + sequence);
            } else {
                HintRecord validationHint = HintRecord.create("Validation Error", record.getTime(),
                        HintRecord.SEVERITY_VALIDATION, message, sequence);
                hintletHost.onSynthesizedHint(validationHint);
            }
        }
    });
}

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From source file:com.google.speedtracer.client.model.HintletEngineHost.java

License:Apache License

private void init() {
    hintletEngineWorker.setOnError(new ErrorHandler() {
        public void onError(ErrorEvent event) {
            UncaughtExceptionHandler ueh = GWT.getUncaughtExceptionHandler();
            if (ueh != null) {
                try {
                    onHintletException(event.<HintletException>cast());
                } catch (Exception ex) {
                    ueh.onUncaughtException(ex);
                }//from  w w w.java  2 s .c o  m
            } else {
                onHintletException(event.<HintletException>cast());
            }
        }
    });

    hintletEngineWorker.setOnMessage(new MessageHandler() {
        public void onMessage(MessageEvent event) {
            UncaughtExceptionHandler ueh = GWT.getUncaughtExceptionHandler();
            if (ueh != null) {
                try {
                    fireOnHint(event);
                } catch (Exception ex) {
                    ueh.onUncaughtException(ex);
                }
            } else {
                fireOnHint(event);
            }
        }

        private void fireOnHint(MessageEvent event) {
            HintMessage msg = HintMessage.create(event.getDataAsString());

            if (msg.isHint()) {
                onHint(msg.getHint());
            } else if (ClientConfig.isDebugMode()) {
                if (msg.isLog()) {
                    Logging.getLogger().logText(msg.getLog());
                } else {
                    Logging.getLogger()
                            .logTextError("Unknown message type from hintlet engine: " + msg.getType());
                    assert false;
                }
            }
        }
    });
}

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From source file:org.eclipse.che.ide.ext.java.client.editor.JavaParserWorkerImpl.java

License:Open Source License

@Override
public void onProjectOpened(ProjectActionEvent event) {
    if (worker != null) {
        worker.terminate();/*from  www .  jav  a2 s . c o  m*/
    }
    try {

        //TODO check project type, create worker only if project is Java
        //        worker = Worker.create("http://localhost:8080/ide/_app/javaParserWorker/javaParserWorker.nocache.js");
        worker = Worker.create(GWT.getModuleBaseURL() + "javaParserWorker/javaParserWorker.nocache.js");
        worker.setOnMessage(new MessageHandler() {
            @Override
            public void onMessage(MessageEvent event) {
                MessageImpl message = event.getDataAsJSO().cast();
                messageFilter.dispatchMessage(message);
            }
        });
        worker.setOnError(new ErrorHandler() {
            @Override
            public void onError(ErrorEvent event) {
                Log.error(JavaParserWorkerImpl.class, event.getMessage(), event.getFilename(),
                        event.getLineNumber());
            }
        });

        MessagesImpls.ConfigMessageImpl config = MessagesImpls.ConfigMessageImpl.make();
        config.setRestContext(restContext);
        config.setWsId("/" + workspaceId);
        config.setCaPath(javaCAPath);
        config.setProjectName(event.getProject().getName());
        config.setJavaDocContext(""); //TODO configure doc context
        worker.postMessage(config.serialize());
    } catch (Exception e) {
        Log.error(getClass(), e);
    }
}

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