svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.impl / src / main / java / org / gvsig / fmap / dal / impl / DefaultStoresRepository.java @ 44297
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| 1 | 44253 | jjdelcerro | package org.gvsig.fmap.dal.impl; |
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| 2 | |||
| 3 | import java.util.HashMap; |
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| 4 | import java.util.Iterator; |
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| 5 | import java.util.Map; |
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| 6 | import org.gvsig.fmap.dal.DALLocator; |
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| 7 | import org.gvsig.fmap.dal.DataStore; |
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| 8 | import org.gvsig.fmap.dal.DataStoreParameters; |
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| 9 | import org.gvsig.fmap.dal.StoresRepository; |
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| 10 | import org.gvsig.tools.util.GetItemByKey; |
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| 11 | 44262 | jjdelcerro | import org.gvsig.tools.util.UnmodifiableBasicMap; |
| 12 | 44259 | jjdelcerro | import org.gvsig.tools.util.UnmodifiableBasicSet; |
| 13 | import org.gvsig.tools.util.UnmodifiableBasicSetAdapter; |
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| 14 | 44262 | jjdelcerro | import org.gvsig.tools.util.UnmodifiableBasicSetChained; |
| 15 | 44253 | jjdelcerro | |
| 16 | /**
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| 17 | *
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| 18 | * @author jjdelcerro
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| 19 | */
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| 20 | @SuppressWarnings("UseSpecificCatch") |
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| 21 | public class DefaultStoresRepository implements StoresRepository { |
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| 22 | |||
| 23 | private final Map<String,DataStoreParameters> repository; |
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| 24 | 44262 | jjdelcerro | private final Map<String,UnmodifiableBasicMap<String,DataStoreParameters>> delegateds; |
| 25 | 44253 | jjdelcerro | |
| 26 | public DefaultStoresRepository() {
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| 27 | this.repository = new HashMap<>(); |
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| 28 | this.delegateds = new HashMap<>(); |
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| 29 | } |
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| 30 | |||
| 31 | 44262 | jjdelcerro | public void add(String name, UnmodifiableBasicMap<String,DataStoreParameters> repository) { |
| 32 | 44253 | jjdelcerro | this.delegateds.put(name, repository);
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| 33 | } |
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| 34 | |||
| 35 | @Override
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| 36 | public void add(String name, DataStoreParameters parameters) { |
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| 37 | this.repository.put(name, parameters);
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| 38 | } |
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| 39 | |||
| 40 | @Override
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| 41 | public void remove(String name) { |
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| 42 | this.repository.remove(name);
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| 43 | } |
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| 44 | |||
| 45 | @Override
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| 46 | public DataStore get(String name) { |
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| 47 | DataStoreParameters parameters = this.repository.get(name);
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| 48 | if( parameters==null ) { |
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| 49 | for (GetItemByKey<String,DataStoreParameters> theRepository : this.delegateds.values()) { |
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| 50 | parameters = theRepository.get(name); |
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| 51 | if( parameters!=null ) { |
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| 52 | break;
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| 53 | } |
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| 54 | } |
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| 55 | if( parameters==null ) { |
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| 56 | throw new IllegalArgumentException("Can't exists store '"+name+"' in the repository."); |
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| 57 | } |
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| 58 | } |
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| 59 | DataStore store; |
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| 60 | try {
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| 61 | store = DALLocator.getDataManager().openStore(parameters.getDataStoreName(), parameters); |
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| 62 | } catch (Exception ex) { |
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| 63 | throw new RuntimeException("Can't open store '"+name+"'.", ex); |
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| 64 | } |
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| 65 | return store;
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| 66 | } |
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| 67 | |||
| 68 | @Override
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| 69 | public boolean isEmpty() { |
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| 70 | 44262 | jjdelcerro | if( !this.repository.isEmpty() ) { |
| 71 | return false; |
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| 72 | } |
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| 73 | for (UnmodifiableBasicMap<String,DataStoreParameters> theRepository : this.delegateds.values()) { |
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| 74 | if( !theRepository.isEmpty() ) {
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| 75 | return false; |
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| 76 | } |
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| 77 | } |
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| 78 | return true; |
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| 79 | 44253 | jjdelcerro | } |
| 80 | |||
| 81 | @Override
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| 82 | public boolean containsKey(String name) { |
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| 83 | if( this.repository.containsKey(name) ) { |
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| 84 | return true; |
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| 85 | } |
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| 86 | for (GetItemByKey<String,DataStoreParameters> theRepository : this.delegateds.values()) { |
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| 87 | DataStoreParameters parameters = theRepository.get(name); |
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| 88 | if( parameters!=null ) { |
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| 89 | return true; |
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| 90 | } |
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| 91 | } |
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| 92 | return false; |
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| 93 | } |
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| 94 | |||
| 95 | @Override
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| 96 | public Map<String, DataStore> toMap() { |
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| 97 | throw new UnsupportedOperationException(); |
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| 98 | } |
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| 99 | |||
| 100 | @Override
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| 101 | public int size() { |
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| 102 | 44262 | jjdelcerro | int sz = this.repository.size(); |
| 103 | for (UnmodifiableBasicMap<String,DataStoreParameters> theRepository : this.delegateds.values()) { |
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| 104 | sz += theRepository.size(); |
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| 105 | } |
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| 106 | return sz;
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| 107 | 44253 | jjdelcerro | } |
| 108 | |||
| 109 | @Override
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| 110 | 44259 | jjdelcerro | public Iterator<DataStore> iterator() { |
| 111 | final Iterator<String> it = this.keySet().iterator(); |
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| 112 | return new Iterator<DataStore>() { |
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| 113 | @Override
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| 114 | public boolean hasNext() { |
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| 115 | return it.hasNext();
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| 116 | } |
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| 117 | |||
| 118 | @Override
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| 119 | public DataStore next() {
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| 120 | String name = it.next();
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| 121 | return get(name);
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| 122 | } |
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| 123 | }; |
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| 124 | 44253 | jjdelcerro | } |
| 125 | |||
| 126 | 44259 | jjdelcerro | @Override
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| 127 | public UnmodifiableBasicSet<String> keySet() { |
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| 128 | 44262 | jjdelcerro | UnmodifiableBasicSet[] sets = new UnmodifiableBasicSet[this.delegateds.size()+1]; |
| 129 | int i=0; |
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| 130 | sets[i++] = new UnmodifiableBasicSetAdapter(this.repository.keySet()); |
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| 131 | for (UnmodifiableBasicMap<String,DataStoreParameters> theRepository : this.delegateds.values()) { |
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| 132 | sets[i++] = theRepository.keySet(); |
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| 133 | } |
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| 134 | return new UnmodifiableBasicSetChained(sets); |
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| 135 | 44259 | jjdelcerro | } |
| 136 | |||
| 137 | 44253 | jjdelcerro | } |