org.argeo.api/src/org/argeo/api/gcr/AbstractContent.java

   1 package org.argeo.api.gcr;
   2
   3 import java.util.AbstractMap;
   4 import java.util.HashSet;
   5 import java.util.Set;
   6
   7 public abstract class AbstractContent extends AbstractMap<String, Object> implements Content {
   8
   9         @Override
  10         public Set<Entry<String, Object>> entrySet() {
  11                 Set<Entry<String, Object>> result = new HashSet<>();
  12                 for (String key : keys()) {
  13                         Entry<String, Object> entry = new Entry<String, Object>() {
  14
  15                                 @Override
  16                                 public String getKey() {
  17                                         return key;
  18                                 }
  19
  20                                 @Override
  21                                 public Object getValue() {
  22                                         // TODO check type
  23                                         return attr(key);
  24                                 }
  25
  26                                 @Override
  27                                 public Object setValue(Object value) {
  28                                         throw new UnsupportedOperationException();
  29                                 }
  30
  31                         };
  32                         result.add(entry);
  33                 }
  34                 return result;
  35         }
  36
  37         protected abstract Iterable<String> keys();
  38 }