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 / feature / impl / featurereference / FeatureReferenceFactory.java @ 47078
History | View | Annotate | Download (3.51 KB)
| 1 | 45647 | fdiaz | /*
|
|---|---|---|---|
| 2 | * To change this license header, choose License Headers in Project Properties.
|
||
| 3 | * To change this template file, choose Tools | Templates
|
||
| 4 | * and open the template in the editor.
|
||
| 5 | */
|
||
| 6 | package org.gvsig.fmap.dal.feature.impl.featurereference; |
||
| 7 | |||
| 8 | 45688 | fdiaz | import java.util.Base64; |
| 9 | import javax.json.JsonObject; |
||
| 10 | 45647 | fdiaz | import org.gvsig.fmap.dal.feature.Feature; |
| 11 | import org.gvsig.fmap.dal.feature.FeatureReference; |
||
| 12 | import org.gvsig.fmap.dal.feature.FeatureStore; |
||
| 13 | import org.gvsig.fmap.dal.feature.impl.DefaultFeature; |
||
| 14 | 45898 | fdiaz | import static org.gvsig.fmap.dal.feature.impl.featurereference.FeatureReferenceCounter.COUNTER_TYPE; |
| 15 | import static org.gvsig.fmap.dal.feature.impl.featurereference.FeatureReferenceOID.OID_TYPE; |
||
| 16 | import static org.gvsig.fmap.dal.feature.impl.featurereference.FeatureReferencePK.PK_TYPE; |
||
| 17 | import static org.gvsig.fmap.dal.feature.impl.featurereference.FeatureReferenceUID.UID_TYPE; |
||
| 18 | 45647 | fdiaz | import org.gvsig.fmap.dal.feature.spi.FeatureProvider; |
| 19 | 45688 | fdiaz | import org.gvsig.json.Json; |
| 20 | 45647 | fdiaz | |
| 21 | /**
|
||
| 22 | *
|
||
| 23 | * @author fdiaz
|
||
| 24 | */
|
||
| 25 | public class FeatureReferenceFactory { |
||
| 26 | 45688 | fdiaz | |
| 27 | 45647 | fdiaz | private FeatureReferenceFactory() {
|
| 28 | |||
| 29 | } |
||
| 30 | |||
| 31 | public static FeatureReference createFromFeature(Feature feature){ |
||
| 32 | 45688 | fdiaz | FeatureProvider fdata = ((DefaultFeature) feature).getData(); |
| 33 | FeatureStore store = feature.getStore(); |
||
| 34 | return createFromFeatureProvider(store, fdata);
|
||
| 35 | 45647 | fdiaz | } |
| 36 | |||
| 37 | public static FeatureReference createFromOID(FeatureStore store, Object oid){ |
||
| 38 | 45898 | fdiaz | if(FeatureReferenceCounter.canUse(oid)){
|
| 39 | FeatureReference ref = new FeatureReferenceCounter(store, oid);
|
||
| 40 | return ref;
|
||
| 41 | } |
||
| 42 | 45688 | fdiaz | FeatureReference ref = new FeatureReferenceOID(store, oid);
|
| 43 | 45647 | fdiaz | return ref;
|
| 44 | } |
||
| 45 | |||
| 46 | public static FeatureReference createFromCode(FeatureStore store, String code){ |
||
| 47 | 45688 | fdiaz | String json = new String(Base64.getDecoder().decode(code.getBytes())); |
| 48 | |||
| 49 | JsonObject x = Json.createObject(json); |
||
| 50 | final String type = x.getString("type",null); |
||
| 51 | switch (type){
|
||
| 52 | case OID_TYPE:
|
||
| 53 | return new FeatureReferenceOID(store, x); |
||
| 54 | 45898 | fdiaz | case COUNTER_TYPE:
|
| 55 | return new FeatureReferenceCounter(store, x); |
||
| 56 | 45688 | fdiaz | case UID_TYPE:
|
| 57 | return new FeatureReferenceUID(store, x); |
||
| 58 | case PK_TYPE:
|
||
| 59 | return new FeatureReferencePK(store, x); |
||
| 60 | default:
|
||
| 61 | throw new IllegalArgumentException("Unsupported feature reference type"+type); |
||
| 62 | } |
||
| 63 | |||
| 64 | 45647 | fdiaz | } |
| 65 | |||
| 66 | 45688 | fdiaz | public static FeatureReference createReferencePKFromFeature(Feature feature){ |
| 67 | // If store from feature does not support pk's throws IllegalArgumentException
|
||
| 68 | FeatureProvider fdata = ((DefaultFeature) feature).getData(); |
||
| 69 | FeatureStore store = feature.getStore(); |
||
| 70 | return new FeatureReferencePK(store, fdata); |
||
| 71 | } |
||
| 72 | |||
| 73 | |||
| 74 | public static FeatureReference createFromFeatureProvider(FeatureStore store, FeatureProvider fdata) { |
||
| 75 | FeatureReference ref = null;
|
||
| 76 | boolean isNewFeature = fdata.isNew();
|
||
| 77 | |||
| 78 | if(isNewFeature){
|
||
| 79 | 45898 | fdiaz | ref = new FeatureReferenceCounter(store);
|
| 80 | 45688 | fdiaz | } else if (fdata.getType().hasOID()) { |
| 81 | if (fdata.getOID() != null) { |
||
| 82 | ref = new FeatureReferenceOID(store, fdata.getOID());
|
||
| 83 | } else {
|
||
| 84 | throw new RuntimeException("Missing OID"); |
||
| 85 | } |
||
| 86 | } else {
|
||
| 87 | ref = new FeatureReferencePK(store, fdata);
|
||
| 88 | } |
||
| 89 | 45647 | fdiaz | return ref;
|
| 90 | } |
||
| 91 | |||
| 92 | public static void registerPersistent() { |
||
| 93 | FeatureReferencePersistenceFactory.selfRegister(); |
||
| 94 | } |
||
| 95 | |||
| 96 | } |