org.argeo.osgi.boot/src/org/argeo/osgi/boot/a2/A2Contribution.java

   1 package org.argeo.osgi.boot.a2;
   2
   3 import java.util.Collections;
   4 import java.util.Map;
   5 import java.util.TreeMap;
   6
   7 /**
   8  * A category grouping a set of {@link A2Component}, typically based on the
   9  * provider of these components. This is the equivalent of Maven's group Id.
  10  */
  11 class A2Contribution implements Comparable<A2Contribution> {
  12         final static String BOOT = "boot";
  13         final static String RUNTIME = "runtime";
  14         final static String CLASSPATH = "classpath";
  15
  16         private final ProvisioningSource source;
  17         private final String id;
  18
  19         final Map<String, A2Component> components = Collections.synchronizedSortedMap(new TreeMap<>());
  20
  21         public A2Contribution(ProvisioningSource context, String id) {
  22                 this.source = context;
  23                 this.id = id;
  24                 if (context != null)
  25                         context.contributions.put(id, this);
  26         }
  27
  28         A2Component getOrAddComponent(String componentId) {
  29                 if (components.containsKey(componentId))
  30                         return components.get(componentId);
  31                 else
  32                         return new A2Component(this, componentId);
  33         }
  34
  35         public ProvisioningSource getSource() {
  36                 return source;
  37         }
  38
  39         public String getId() {
  40                 return id;
  41         }
  42
  43         @Override
  44         public int compareTo(A2Contribution o) {
  45                 return id.compareTo(o.id);
  46         }
  47
  48         @Override
  49         public int hashCode() {
  50                 return id.hashCode();
  51         }
  52
  53         @Override
  54         public boolean equals(Object obj) {
  55                 if (obj instanceof A2Contribution) {
  56                         A2Contribution o = (A2Contribution) obj;
  57                         return id.equals(o.id);
  58                 } else
  59                         return false;
  60         }
  61
  62         @Override
  63         public String toString() {
  64                 return id;
  65         }
  66
  67         void asTree(String prefix, StringBuffer buf) {
  68                 if (prefix == null)
  69                         prefix = "";
  70                 for (String componentId : components.keySet()) {
  71                         buf.append(prefix);
  72                         buf.append(componentId);
  73                         A2Component component = components.get(componentId);
  74                         component.asTree(prefix, buf);
  75                         buf.append('\n');
  76                 }
  77         }
  78
  79 }