| // ASM: a very small and fast Java bytecode manipulation framework |
| // Copyright (c) 2000-2011 INRIA, France Telecom |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions |
| // are met: |
| // 1. Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // 2. Redistributions in binary form must reproduce the above copyright |
| // notice, this list of conditions and the following disclaimer in the |
| // documentation and/or other materials provided with the distribution. |
| // 3. Neither the name of the copyright holders nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| // THE POSSIBILITY OF SUCH DAMAGE. |
| |
| package org.apache.tapestry5.internal.plastic.asm.commons; |
| |
| import java.util.Collections; |
| import java.util.Map; |
| |
| /** |
| * A {@link Remapper} using a {@link Map} to define its mapping. |
| * |
| * @author Eugene Kuleshov |
| */ |
| public class SimpleRemapper extends Remapper { |
| |
| private final Map<String, String> mapping; |
| |
| /** |
| * Constructs a new {@link SimpleRemapper} with the given mapping. |
| * |
| * @param mapping a map specifying a remapping as follows: |
| * <ul> |
| * <li>for method names, the key is the owner, name and descriptor of the method (in the |
| * form <owner>.<name><descriptor>), and the value is the new method |
| * name. |
| * <li>for invokedynamic method names, the key is the name and descriptor of the method (in |
| * the form .<name><descriptor>), and the value is the new method name. |
| * <li>for field names, the key is the owner and name of the field (in the form |
| * <owner>.<name>), and the value is the new field name. |
| * <li>for internal names, the key is the old internal name, and the value is the new |
| * internal name. |
| * </ul> |
| */ |
| public SimpleRemapper(final Map<String, String> mapping) { |
| this.mapping = mapping; |
| } |
| |
| /** |
| * Constructs a new {@link SimpleRemapper} with the given mapping. |
| * |
| * @param oldName the key corresponding to a method, field or internal name (see {@link |
| * #SimpleRemapper(Map)} for the format of these keys). |
| * @param newName the new method, field or internal name. |
| */ |
| public SimpleRemapper(final String oldName, final String newName) { |
| this.mapping = Collections.singletonMap(oldName, newName); |
| } |
| |
| @Override |
| public String mapMethodName(final String owner, final String name, final String descriptor) { |
| String remappedName = map(owner + '.' + name + descriptor); |
| return remappedName == null ? name : remappedName; |
| } |
| |
| @Override |
| public String mapInvokeDynamicMethodName(final String name, final String descriptor) { |
| String remappedName = map('.' + name + descriptor); |
| return remappedName == null ? name : remappedName; |
| } |
| |
| @Override |
| public String mapFieldName(final String owner, final String name, final String descriptor) { |
| String remappedName = map(owner + '.' + name); |
| return remappedName == null ? name : remappedName; |
| } |
| |
| @Override |
| public String map(final String key) { |
| return mapping.get(key); |
| } |
| } |