1 /* 
2  * Copyright 2005 Paul Hinds
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16package org.tp23.antinstaller.runtime.exe;
17
18import java.io.IOException;
19import java.io.InputStream;
20
21import org.tp23.antinstaller.InstallException;
22import org.tp23.antinstaller.InstallerContext;
23import org.tp23.antinstaller.runtime.ConfigurationException;
24
25
26/**
27 * @author Paul Hinds
28 * @version $Id: InputStreamLoadConfigFilter.java,v 1.4 2007/01/28 08:44:39 teknopaul Exp $
29 */
30public class InputStreamLoadConfigFilter extends LoadConfigFilter {
31
32    public void exec(InstallerContext ctx) throws InstallException {
33        this.ctx = ctx;
34
35        try {
36            InputStream config = this.getClass().getResourceAsStream("/" + ctx.getInstallerConfigFile());
37            if(config == null){ // passed in incorrectly on the command line or bad installer
38                throw new IOException();
39            }
40            readConfig(ctx.getFileRoot(), config);
41            ctx.setInstaller(installer);
42            ctx.log("Config loaded");
43        }
44        catch (IOException e) {
45            throw new InstallException("Not able to load and read the AntInstaller config",e);
46        }
47        catch (ConfigurationException e) {
48            throw new InstallException("Not able to load and read the AntInstaller config",e);
49        }
50    }
51}
52