| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2009, 2014 Ericsson |
| 3 | * |
| 4 | * All rights reserved. This program and the accompanying materials are |
| 5 | * made available under the terms of the Eclipse Public License v1.0 which |
| 6 | * accompanies this distribution, and is available at |
| 7 | * http://www.eclipse.org/legal/epl-v10.html |
| 8 | * |
| 9 | * Contributors: |
| 10 | * Francois Chouinard - Initial API and implementation |
| 11 | * Francois Chouinard - Updated as per TMF Event Model 1.0 |
| 12 | *******************************************************************************/ |
| 13 | |
| 14 | package org.eclipse.tracecompass.tmf.core.event; |
| 15 | |
| 16 | import java.util.Collection; |
| 17 | import java.util.Collections; |
| 18 | |
| 19 | import org.eclipse.jdt.annotation.NonNull; |
| 20 | |
| 21 | /** |
| 22 | * A basic implementation of ITmfEventType. |
| 23 | * |
| 24 | * @version 1.0 |
| 25 | * @author Francois Chouinard |
| 26 | * |
| 27 | * @see ITmfEvent |
| 28 | * @see ITmfEventField |
| 29 | */ |
| 30 | public class TmfEventType implements ITmfEventType { |
| 31 | |
| 32 | // ------------------------------------------------------------------------ |
| 33 | // Attributes |
| 34 | // ------------------------------------------------------------------------ |
| 35 | |
| 36 | private final @NonNull String fTypeId; |
| 37 | private final ITmfEventField fRootField; |
| 38 | |
| 39 | // ------------------------------------------------------------------------ |
| 40 | // Constructors |
| 41 | // ------------------------------------------------------------------------ |
| 42 | |
| 43 | /** |
| 44 | * Default constructor |
| 45 | */ |
| 46 | public TmfEventType() { |
| 47 | this(DEFAULT_TYPE_ID, null); |
| 48 | } |
| 49 | |
| 50 | /** |
| 51 | * Full constructor |
| 52 | * |
| 53 | * @param typeId the type name |
| 54 | * @param root the root field |
| 55 | */ |
| 56 | public TmfEventType(final @NonNull String typeId, final ITmfEventField root) { |
| 57 | fTypeId = typeId; |
| 58 | fRootField = root; |
| 59 | } |
| 60 | |
| 61 | /** |
| 62 | * Copy constructor |
| 63 | * |
| 64 | * @param type the other type |
| 65 | */ |
| 66 | public TmfEventType(@NonNull ITmfEventType type) { |
| 67 | fTypeId = type.getName(); |
| 68 | fRootField = type.getRootField(); |
| 69 | } |
| 70 | |
| 71 | // ------------------------------------------------------------------------ |
| 72 | // ITmfEventType |
| 73 | // ------------------------------------------------------------------------ |
| 74 | |
| 75 | @Override |
| 76 | public String getName() { |
| 77 | return fTypeId; |
| 78 | } |
| 79 | |
| 80 | @Override |
| 81 | public ITmfEventField getRootField() { |
| 82 | return fRootField; |
| 83 | } |
| 84 | |
| 85 | @Override |
| 86 | public Collection<String> getFieldNames() { |
| 87 | return (fRootField != null) ? fRootField.getFieldNames() : Collections.EMPTY_SET; |
| 88 | } |
| 89 | |
| 90 | // ------------------------------------------------------------------------ |
| 91 | // Object |
| 92 | // ------------------------------------------------------------------------ |
| 93 | |
| 94 | @Override |
| 95 | public int hashCode() { |
| 96 | final int prime = 31; |
| 97 | int result = 1; |
| 98 | result = prime * result + fTypeId.hashCode(); |
| 99 | return result; |
| 100 | } |
| 101 | |
| 102 | @Override |
| 103 | public boolean equals(final Object obj) { |
| 104 | if (this == obj) { |
| 105 | return true; |
| 106 | } |
| 107 | if (obj == null) { |
| 108 | return false; |
| 109 | } |
| 110 | if (!(obj instanceof TmfEventType)) { |
| 111 | return false; |
| 112 | } |
| 113 | final TmfEventType other = (TmfEventType) obj; |
| 114 | if (!fTypeId.equals(other.fTypeId)) { |
| 115 | return false; |
| 116 | } |
| 117 | return true; |
| 118 | } |
| 119 | |
| 120 | @Override |
| 121 | @SuppressWarnings("nls") |
| 122 | public String toString() { |
| 123 | return "TmfEventType [fTypeId=" + fTypeId + "]"; |
| 124 | } |
| 125 | |
| 126 | } |