| /* |
| * 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.apache.aries.subsystem.core.archive; |
| |
| public class ReferenceDirective extends AbstractDirective { |
| public static final String NAME = "reference"; |
| public static final String VALUE_FALSE = Boolean.FALSE.toString(); |
| public static final String VALUE_TRUE = Boolean.TRUE.toString(); |
| |
| public static final ReferenceDirective FALSE = new ReferenceDirective(VALUE_FALSE); |
| public static final ReferenceDirective TRUE = new ReferenceDirective(VALUE_TRUE); |
| |
| |
| public ReferenceDirective() { |
| this(VALUE_TRUE); |
| } |
| |
| public static ReferenceDirective getInstance(String value) { |
| if (VALUE_TRUE.equals(value)) |
| return TRUE; |
| if (VALUE_FALSE.equals(value)) |
| return FALSE; |
| else |
| throw new IllegalArgumentException("Invalid " + NAME + " directive: " + value); |
| } |
| |
| private ReferenceDirective(String value) { |
| super(NAME, value); |
| } |
| |
| public boolean isReferenced() { |
| return TRUE == this || VALUE_TRUE.equals(getValue()); |
| } |
| } |