1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17 package org.springframework.osgi.service.importer;
18
19 import org.osgi.framework.Filter;
20 import org.springframework.util.Assert;
21 import org.springframework.util.ObjectUtils;
22
23 /**
24 * Default, immutable implementation for {@link OsgiServiceDependency}.
25 *
26 * @author Costin Leau
27 *
28 */
29 public class DefaultOsgiServiceDependency implements OsgiServiceDependency {
30
31 private final String beanName;
32 private final Filter filter;
33 private final boolean mandatoryService;
34 private final String toString;
35 private final int hashCode;
36
37
38 /**
39 * Constructs a new <code>DefaultOsgiServiceDependency</code> instance.
40 *
41 * @param beanName dependency bean name (can be null)
42 * @param filter dependency OSGi filter (can be null)
43 * @param mandatoryService flag indicating whether the dependency is
44 * mandatory or not
45 */
46 public DefaultOsgiServiceDependency(String beanName, Filter filter, boolean mandatoryService) {
47 this.beanName = beanName;
48 this.filter = filter;
49 this.mandatoryService = mandatoryService;
50
51
52 toString = "DependencyService[Name=" + (beanName != null ? beanName : "null") + "][Filter=" + filter
53 + "][Mandatory=" + mandatoryService + "]";
54
55 int result = 17;
56 result = 37 * result + DefaultOsgiServiceDependency.class.hashCode();
57 result = 37 * result + (filter == null ? 0 : filter.hashCode());
58 result = 37 * result + (beanName == null ? 0 : beanName.hashCode());
59 result = 37 * result + (mandatoryService ? 0 : 1);
60 hashCode = result;
61 }
62
63 public String getBeanName() {
64 return beanName;
65 }
66
67 public Filter getServiceFilter() {
68 return filter;
69 }
70
71 public boolean isMandatory() {
72 return mandatoryService;
73 }
74
75 public String toString() {
76 return toString;
77 }
78
79 public boolean equals(Object obj) {
80 if (obj instanceof OsgiServiceDependency) {
81 OsgiServiceDependency other = (OsgiServiceDependency) obj;
82 return (other.isMandatory() == mandatoryService && filter.equals(other.getServiceFilter()) && ObjectUtils.nullSafeEquals(
83 beanName, other.getBeanName()));
84 }
85 return false;
86 }
87
88 public int hashCode() {
89 return hashCode;
90 }
91 }