| /* |
| * Copyright 2015-present Open Networking Laboratory |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.onosproject.ui.table.cell; |
| |
| import org.onosproject.ui.table.CellFormatter; |
| |
| import java.text.DecimalFormat; |
| import java.text.NumberFormat; |
| |
| /** |
| * Formats number using the specified format string. |
| */ |
| public final class NumberFormatter extends AbstractCellFormatter { |
| |
| private static final String FMT_INTEGER = "#,##0"; |
| private static final String FMT_5DP = "#,##0.00000"; |
| |
| |
| private final NumberFormat format; |
| |
| /** |
| * Creates a formatter using the default format (no decimal places). |
| * For example |
| * <pre> |
| * 12345 formatted as "12,345" |
| * </pre> |
| */ |
| public NumberFormatter() { |
| this(FMT_INTEGER); |
| } |
| |
| /** |
| * Creates a formatter using a {@link DecimalFormat} configured with the |
| * given format string. |
| * |
| * @param decimalFormat the format string |
| */ |
| public NumberFormatter(String decimalFormat) { |
| this(new DecimalFormat(decimalFormat)); |
| } |
| |
| /** |
| * Creates a formatter using the specified {@link NumberFormat}. |
| * |
| * @param format number format |
| */ |
| public NumberFormatter(NumberFormat format) { |
| this.format = format; |
| } |
| |
| @Override |
| protected String nonNullFormat(Object value) { |
| return format.format(value); |
| } |
| |
| /** |
| * An instance of this class that formats as integers (no decimal places). |
| * For example |
| * <pre> |
| * 12345 formatted as "12,345" |
| * </pre> |
| */ |
| public static final CellFormatter INTEGER = new NumberFormatter(); |
| |
| /** |
| * An instance of this class that formats to 5 decimal places. |
| * For example |
| * <pre> |
| * 12.3 formatted as "12.30000" |
| * 1234 formatted as "1,234.00000" |
| * </pre> |
| */ |
| public static final CellFormatter TO_5DP = new NumberFormatter(FMT_5DP); |
| |
| } |