| /******************************************************************************* |
| * Copyright (c) 2014, 2019 Ericsson |
| * |
| * All rights reserved. This program and the accompanying materials are |
| * made available under the terms of the Eclipse Public License 2.0 which |
| * accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Matthew Khouzam - Initial API and implementation |
| * Patrick Tasse - Fix target instance field |
| *******************************************************************************/ |
| |
| package org.eclipse.tracecompass.btf.core.event; |
| |
| import java.util.Collection; |
| import java.util.List; |
| |
| import org.eclipse.jdt.annotation.NonNull; |
| import org.eclipse.jdt.annotation.Nullable; |
| import org.eclipse.tracecompass.btf.core.trace.BtfColumnNames; |
| import org.eclipse.tracecompass.tmf.core.event.ITmfEventField; |
| import org.eclipse.tracecompass.tmf.core.event.TmfEventField; |
| import org.eclipse.tracecompass.tmf.core.event.TmfEventType; |
| |
| import com.google.common.collect.ImmutableList; |
| |
| /** |
| * Btf event type, can get a description from the spec |
| * |
| * @author Matthew Khouzam |
| */ |
| public class BtfEventType extends TmfEventType { |
| |
| private static final String @NonNull [] FIELDS_WITH_NOTES_COLUMNS = new String[] { |
| BtfColumnNames.EVENT.toString(), |
| BtfColumnNames.SOURCE_INSTANCE.toString(), |
| BtfColumnNames.TARGET_INSTANCE.toString(), |
| BtfColumnNames.NOTES.toString() }; |
| private static final @NonNull ITmfEventField FIELDS_WITH_NOTES = TmfEventField.makeRoot(FIELDS_WITH_NOTES_COLUMNS); |
| private final @NonNull String fName; |
| private final String fDescription; |
| private final List<String> fCols; |
| private final ITmfEventField fFields; |
| |
| /** |
| * The type constructor |
| * @param name the event name |
| * @param description the event description |
| */ |
| public BtfEventType(@NonNull String name, String description) { |
| super(); |
| fName = name; |
| fDescription = description; |
| fCols = ImmutableList.copyOf(FIELDS_WITH_NOTES_COLUMNS); |
| fFields = FIELDS_WITH_NOTES; |
| } |
| |
| /** |
| * does the event have an eighth column |
| * |
| * @return if the name is "sem" or "sig" true |
| * @deprecated - notes column is always there, while the content is optional |
| */ |
| @Deprecated |
| public boolean hasNotes() { |
| return true; |
| } |
| |
| /** |
| * @return the name |
| */ |
| @Override |
| public String getName() { |
| return fName; |
| } |
| |
| @Override |
| public Collection<String> getFieldNames() { |
| return fCols; |
| } |
| |
| @Override |
| public ITmfEventField getRootField() { |
| return fFields; |
| } |
| |
| /** |
| * @return the description |
| */ |
| public String getDescription() { |
| return fDescription; |
| } |
| |
| /** |
| * Gets the event field values |
| * |
| * @param event |
| * the "event" payload |
| * @param sourceInstance |
| * source instance |
| * @param targetInstance |
| * target instance |
| * @return a field. |
| */ |
| public ITmfEventField generateContent(String event, long sourceInstance, long targetInstance) { |
| return generateContent(event, sourceInstance, targetInstance, null); |
| } |
| |
| /** |
| * Gets the event field values |
| * |
| * @param event |
| * the "event" payload |
| * @param sourceInstance |
| * source instance |
| * @param targetInstance |
| * target instance |
| * @param notes |
| * optional notes (use null if no notes) |
| * @return a field. |
| * @since 2.2 |
| */ |
| public ITmfEventField generateContent(String event, long sourceInstance, long targetInstance, @Nullable String notes) { |
| String notesString = notes == null ? "" : notes; //$NON-NLS-1$ |
| TmfEventField retField; |
| TmfEventField sourceInstanceField = new TmfEventField(BtfColumnNames.SOURCE_INSTANCE.toString(), sourceInstance, null); |
| TmfEventField targetInstanceField = new TmfEventField(BtfColumnNames.TARGET_INSTANCE.toString(), targetInstance, null); |
| TmfEventField eventField = new TmfEventField(BtfColumnNames.EVENT.toString(), event, BTFPayload.getFieldDescription(event)); |
| TmfEventField notesField = new TmfEventField(BtfColumnNames.NOTES.toString(), notesString, null); |
| retField = new TmfEventField(ITmfEventField.ROOT_FIELD_ID, null, new TmfEventField[] { eventField, sourceInstanceField, targetInstanceField, notesField }); |
| return retField; |
| } |
| } |