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