01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17: package org.apache.pluto.maven;
18:
19: import org.apache.maven.plugin.AbstractMojo;
20: import org.apache.maven.plugin.MojoExecutionException;
21: import org.apache.maven.project.MavenProject;
22:
23: import java.io.File;
24:
25: /**
26: * @todo Document
27: * @since Jul 30, 2005
28: */
29: public abstract class AbstractPlutoMojo extends AbstractMojo {
30:
31: /**
32: * @parameter expression="${installDir}"
33: */
34: protected File installationDirectory;
35:
36: /**
37: * @parameter expression="${project}"
38: * @required
39: * @readonly
40: */
41: protected MavenProject project;
42:
43: public void execute() throws MojoExecutionException {
44: // Validation of the installDir property is done by maven.
45: try {
46: doValidate();
47: doExecute();
48: } catch (MojoExecutionException ex) {
49: throw ex;
50: } catch (Exception ex) {
51: throw new MojoExecutionException("Error Installing Pluto",
52: ex);
53: }
54: }
55:
56: /**
57: * Process the actual execution.
58: * @throws Exception
59: */
60: protected abstract void doExecute() throws Exception;
61:
62: protected abstract void doValidate() throws Exception;
63: }
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