org.argeo.init/src/org/argeo/init/a2/A2Contribution.java

   1 package org.argeo.init.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 public 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         final static String DEFAULT = "default";
  17
  18         private final ProvisioningSource source;
  19         private final String id;
  20
  21         final Map<String, A2Component> components = Collections.synchronizedSortedMap(new TreeMap<>());
  22
  23         /**
  24          * The contribution must be added to the source. Rather use
  25          * {@link AbstractProvisioningSource#getOrAddContribution(String)} than this
  26          * contructor directly.
  27          */
  28         public A2Contribution(ProvisioningSource context, String id) {
  29                 this.source = context;
  30                 this.id = id;
  31 //              if (context != null)
  32 //                      context.contributions.put(id, this);
  33         }
  34
  35         public Iterable<A2Component> listComponents(Object filter) {
  36                 return components.values();
  37         }
  38
  39         A2Component getOrAddComponent(String componentId) {
  40                 if (components.containsKey(componentId))
  41                         return components.get(componentId);
  42                 else
  43                         return new A2Component(this, componentId);
  44         }
  45
  46         public ProvisioningSource getSource() {
  47                 return source;
  48         }
  49
  50         public String getId() {
  51                 return id;
  52         }
  53
  54         @Override
  55         public int compareTo(A2Contribution o) {
  56                 return id.compareTo(o.id);
  57         }
  58
  59         @Override
  60         public int hashCode() {
  61                 return id.hashCode();
  62         }
  63
  64         @Override
  65         public boolean equals(Object obj) {
  66                 if (obj instanceof A2Contribution) {
  67                         A2Contribution o = (A2Contribution) obj;
  68                         return id.equals(o.id);
  69                 } else
  70                         return false;
  71         }
  72
  73         @Override
  74         public String toString() {
  75                 return id;
  76         }
  77
  78         void asTree(String prefix, StringBuffer buf) {
  79                 if (prefix == null)
  80                         prefix = "";
  81                 for (String componentId : components.keySet()) {
  82                         buf.append(prefix);
  83                         buf.append(componentId);
  84                         A2Component component = components.get(componentId);
  85                         component.asTree(prefix, buf);
  86                         buf.append('\n');
  87                 }
  88         }
  89
  90 }