01 /*
02 * SPDX-License-Identifier: Apache-2.0
03 *
04 * Copyright 2008-2017 the original author or authors.
05 *
06 * Licensed under the Apache License, Version 2.0 (the "License");
07 * you may not use this file except in compliance with the License.
08 * You may obtain a copy of the License at
09 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18 package org.codehaus.griffon.runtime.core;
19
20 import griffon.core.Configuration;
21 import griffon.core.PlatformHandler;
22 import griffon.exceptions.InstanceNotFoundException;
23 import griffon.exceptions.TypeNotFoundException;
24 import griffon.util.CollectionUtils;
25 import griffon.util.GriffonApplicationUtils;
26 import org.slf4j.Logger;
27 import org.slf4j.LoggerFactory;
28
29 import javax.inject.Inject;
30 import javax.inject.Provider;
31 import java.util.Map;
32
33 import static griffon.util.GriffonNameUtils.isBlank;
34
35 /**
36 * @author Andres Almiray
37 * @since 2.0.0
38 */
39 public class PlatformHandlerProvider implements Provider<PlatformHandler> {
40 private static final Logger LOG = LoggerFactory.getLogger(PlatformHandlerProvider.class);
41
42 private static final String DEFAULT_PLATFORM_HANDLER = "org.codehaus.griffon.runtime.core.DefaultPlatformHandler";
43
44 private static final Map<String, String> DEFAULT_PLATFORM_HANDLERS = CollectionUtils.<String, String>map()
45 .e("linux", DEFAULT_PLATFORM_HANDLER)
46 .e("linux64", DEFAULT_PLATFORM_HANDLER)
47 .e("macosx", "org.codehaus.griffon.runtime.core.DefaultMacOSXPlatformHandler")
48 .e("macosx64", "org.codehaus.griffon.runtime.core.DefaultMacOSXPlatformHandler")
49 .e("solaris", DEFAULT_PLATFORM_HANDLER)
50 .e("windows", DEFAULT_PLATFORM_HANDLER)
51 .e("windows64", DEFAULT_PLATFORM_HANDLER);
52
53 @Inject
54 private Configuration configuration;
55
56 @Override
57 @SuppressWarnings("unchecked")
58 public PlatformHandler get() {
59 String platform = GriffonApplicationUtils.platform;
60
61 String handlerClassName = configuration.getAsString("platform.handler." + platform, DEFAULT_PLATFORM_HANDLERS.get(platform));
62 if (isBlank(handlerClassName)) {
63 handlerClassName = DEFAULT_PLATFORM_HANDLER;
64 }
65
66 if (LOG.isDebugEnabled()) {
67 LOG.debug("Using " + handlerClassName + " as PlatformHandler");
68 }
69
70 Class<PlatformHandler> handlerClass;
71 try {
72 handlerClass = (Class<PlatformHandler>) Class.forName(handlerClassName, true, getClass().getClassLoader());
73 } catch (ClassNotFoundException e) {
74 throw new TypeNotFoundException(PlatformHandler.class.getName(), e);
75 } catch (NoClassDefFoundError e) {
76 // could be caused by a missing class in the classpath (such as com.apple.mrj.MRJAboutHandler)
77 // use a dummy handler if and only if +JDK9
78 if (GriffonApplicationUtils.isJdk9()) {
79 return new DefaultPlatformHandler();
80 }
81 throw new TypeNotFoundException(PlatformHandler.class.getName(), e);
82 }
83
84 try {
85 return handlerClass.newInstance();
86 } catch (IllegalAccessException | InstantiationException e) {
87 throw new InstanceNotFoundException(handlerClass, e);
88 }
89 }
90 }
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