1 package org.apache.maven.doxia.macro;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import org.apache.maven.doxia.logging.LogEnabled;
23 import org.apache.maven.doxia.sink.Sink;
24
25 /**
26 * Base interface of a macro.
27 *
28 * @author <a href="mailto:jason@maven.org">Jason van Zyl</a>
29 * @since 1.0
30 */
31 public interface Macro
32 extends LogEnabled
33 {
34 /** The Plexus lookup role. */
35 String ROLE = Macro.class.getName();
36
37 /** The vm line separator */
38 String EOL = System.getProperty( "line.separator" );
39
40 /**
41 * Execute the current macro using the given MacroRequest,
42 * and emit events into the given sink.
43 *
44 * @param sink The sink to receive the events.
45 * @param request The corresponding MacroRequest.
46 * @throws org.apache.maven.doxia.macro.MacroExecutionException if an error occurred during execution.
47 */
48 void execute( Sink sink, MacroRequest request )
49 throws MacroExecutionException;
50 }