| /******************************************************************************* |
| * Copyright (c) 2012, 2014 Ericsson |
| * Copyright (c) 2010, 2011 École Polytechnique de Montréal |
| * Copyright (c) 2010, 2011 Alexandre Montplaisir <alexandre.montplaisir@gmail.com> |
| * |
| * 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 |
| * |
| *******************************************************************************/ |
| |
| package org.eclipse.tracecompass.statesystem.core.statevalue; |
| |
| import org.eclipse.jdt.annotation.Nullable; |
| import org.eclipse.tracecompass.statesystem.core.exceptions.StateValueTypeException; |
| |
| /** |
| * A state value containing a simple integer. |
| * |
| * @version 1.0 |
| * @author Alexandre Montplaisir |
| */ |
| final class IntegerStateValue extends TmfStateValue { |
| |
| private final int fValue; |
| |
| /** |
| * Integer state value |
| * |
| * @param valueAsInt |
| * the value |
| */ |
| public IntegerStateValue(int valueAsInt) { |
| fValue = valueAsInt; |
| } |
| |
| @Override |
| public Type getType() { |
| return Type.INTEGER; |
| } |
| |
| @Override |
| public boolean isNull() { |
| return false; |
| } |
| |
| @Override |
| public boolean equals(@Nullable Object object) { |
| if (!(object instanceof IntegerStateValue)) { |
| return false; |
| } |
| IntegerStateValue other = (IntegerStateValue) object; |
| return (this.fValue == other.fValue); |
| } |
| |
| @Override |
| public int hashCode() { |
| return fValue; |
| } |
| |
| @Override |
| public @Nullable String toString() { |
| return String.format("%3d", fValue); //$NON-NLS-1$ |
| } |
| |
| // ------------------------------------------------------------------------ |
| // Unboxing methods |
| // ------------------------------------------------------------------------ |
| |
| @Override |
| public int unboxInt() { |
| return fValue; |
| } |
| |
| @Override |
| public long unboxLong() { |
| /* It's always safe to up-cast an int into a long */ |
| return fValue; |
| } |
| |
| @Override |
| public int compareTo(@Nullable ITmfStateValue other) { |
| if (other == null) { |
| throw new IllegalArgumentException(); |
| } |
| |
| switch (other.getType()) { |
| case INTEGER: |
| IntegerStateValue otherIntValue = (IntegerStateValue) other; |
| return Integer.compare(this.fValue, otherIntValue.fValue); |
| case DOUBLE: |
| double otherDoubleValue = ((DoubleStateValue) other).unboxDouble(); |
| return Double.compare(this.fValue, otherDoubleValue); |
| case LONG: |
| long otherLongValue = ((LongStateValue) other).unboxLong(); |
| return Long.compare(this.fValue, otherLongValue); |
| case NULL: |
| return Integer.compare(this.fValue, other.unboxInt()); |
| case STRING: |
| throw new StateValueTypeException("An Integer state value cannot be compared to a String state value."); //$NON-NLS-1$ |
| case CUSTOM: |
| default: |
| throw new StateValueTypeException("An Integer state value cannot be compared to the type " + other.getType()); //$NON-NLS-1$ |
| } |
| |
| } |
| |
| @Override |
| public @Nullable Object unboxValue() { |
| return fValue; |
| } |
| |
| } |