| // Copyright 2004 The Apache Software Foundation |
| // |
| // 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.tapestry.util.io; |
| |
| /** |
| * Squeezes a {@link Long}. |
| * |
| * @author Howard Lewis Ship |
| * @version $Id$ |
| * |
| **/ |
| |
| class LongAdaptor implements ISqueezeAdaptor |
| { |
| private static final String PREFIX = "l"; |
| |
| /** |
| * Registers using the prefix 'l'. |
| * |
| **/ |
| |
| public void register(DataSqueezer squeezer) |
| { |
| squeezer.register(PREFIX, Long.class, this); |
| } |
| |
| /** |
| * Invoked <code>toString()</code> on data (which is type {@link Long}), |
| * and prefixs the result. |
| * |
| **/ |
| |
| public String squeeze(DataSqueezer squeezer, Object data) |
| { |
| return PREFIX + data.toString(); |
| } |
| |
| /** |
| * Constructs a {@link Long} from the string, after stripping |
| * the prefix. |
| * |
| **/ |
| |
| public Object unsqueeze(DataSqueezer squeezer, String string) |
| { |
| return new Long(string.substring(1)); |
| } |
| |
| } |