Method: static {...}

1: /*
2: * *********************************************************************************************************************
3: *
4: * TheseFoolishThings: Miscellaneous utilities
5: * http://tidalwave.it/projects/thesefoolishthings
6: *
7: * Copyright (C) 2009 - 2023 by Tidalwave s.a.s. (http://tidalwave.it)
8: *
9: * *********************************************************************************************************************
10: *
11: * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
12: * the License. You may obtain a copy of the License at
13: *
14: * http://www.apache.org/licenses/LICENSE-2.0
15: *
16: * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
17: * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
18: * specific language governing permissions and limitations under the License.
19: *
20: * *********************************************************************************************************************
21: *
22: * git clone https://bitbucket.org/tidalwave/thesefoolishthings-src
23: * git clone https://github.com/tidalwave-it/thesefoolishthings-src
24: *
25: * *********************************************************************************************************************
26: */
27: package it.tidalwave.role.spring.spi;
28:
29: import javax.annotation.Nonnull;
30: import javax.annotation.PostConstruct;
31: import javax.inject.Inject;
32: import org.springframework.beans.factory.BeanFactory;
33: import org.springframework.beans.factory.annotation.Configurable;
34: import it.tidalwave.util.NotFoundException;
35: import it.tidalwave.util.spring.ClassScanner;
36: import it.tidalwave.role.spi.RoleManagerSupport;
37: import it.tidalwave.dci.annotation.DciContext;
38: import it.tidalwave.dci.annotation.DciRole;
39: import lombok.extern.slf4j.Slf4j;
40:
41: /***********************************************************************************************************************
42: *
43: * A specialization of {@link RoleManagerSupport} for a Spring context that uses annotations ({@link DciRole} and
44: * {@link DciContext}) for retrieving role metadata and is capable to inject Spring beans into created roles.
45: *
46: * @author Fabrizio Giudici
47: *
48: **********************************************************************************************************************/
49: @Slf4j @Configurable
50: public class AnnotationSpringRoleManager extends RoleManagerSupport
51: {
52: @Inject @Nonnull
53: private BeanFactory beanFactory;
54:
55: /*******************************************************************************************************************
56: *
57: *
58: *
59: ******************************************************************************************************************/
60: @PostConstruct
61: /* package */ void initialize()
62: {
63: log.debug("scanning classes with {} annotation...", DciRole.class);
64: scan(new ClassScanner().withAnnotationFilter(DciRole.class).findClasses());
65: }
66:
67: /*******************************************************************************************************************
68: *
69: * {@inheritDoc}
70: *
71: ******************************************************************************************************************/
72: @Override @Nonnull
73: protected <T> T getBean (@Nonnull final Class<T> beanType)
74: {
75: return beanFactory.getBean(beanType);
76: }
77:
78: /*******************************************************************************************************************
79: *
80: * {@inheritDoc}
81: *
82: ******************************************************************************************************************/
83: @Override @Nonnull
84: protected Class<?> findContextTypeForRole (@Nonnull final Class<?> roleImplementationType)
85: throws NotFoundException
86: {
87: final Class<?> contextClass = roleImplementationType.getAnnotation(DciRole.class).context();
88:
89: if (contextClass == DciRole.NoContext.class)
90: {
91: throw new NotFoundException("No context");
92: }
93:
94: return contextClass;
95: }
96:
97: /*******************************************************************************************************************
98: *
99: * {@inheritDoc}
100: *
101: ******************************************************************************************************************/
102: @Override @Nonnull
103: protected Class<?>[] findDatumTypesForRole (@Nonnull final Class<?> roleImplementationType)
104: {
105: return roleImplementationType.getAnnotation(DciRole.class).datumType();
106: }
107: }