Mercurial > hg > openmind
annotate src/main/java/org/mpi/openmind/repository/bo/Relation.java @ 56:467843399e70
Fixs for lost relation, when editing clone entities in parallel
| author | jurzua <jjjurzua@hotmail.com> |
|---|---|
| date | Mon, 28 Nov 2016 14:26:10 +0100 |
| parents | 2d669fdd0a8b |
| children | b5a22b9ab9c6 |
| rev | line source |
|---|---|
| 1 | 1 package org.mpi.openmind.repository.bo; |
| 2 | |
| 3 import java.io.Serializable; | |
|
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4 import java.io.UnsupportedEncodingException; |
| 1 | 5 import java.util.ArrayList; |
| 6 import java.util.List; | |
| 7 | |
| 8 import javax.persistence.Column; | |
| 9 import javax.persistence.DiscriminatorValue; | |
| 10 import javax.persistence.Transient; | |
| 11 | |
|
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12 import org.apache.commons.codec.binary.Base64; |
| 1 | 13 import org.apache.commons.lang.StringUtils; |
| 14 import org.hibernate.annotations.Cache; | |
| 15 import org.hibernate.annotations.CacheConcurrencyStrategy; | |
| 16 import org.mpi.openmind.cache.WrapperService; | |
| 17 import org.mpi.openmind.repository.utils.OMUtils; | |
| 18 | |
| 19 import cl.maps.penta.PentaKey; | |
| 20 import cl.maps.utils.RelKey; | |
| 21 | |
| 22 /** | |
| 23 * | |
| 24 * @author jurzua | |
| 25 */ | |
| 26 @javax.persistence.Entity | |
| 27 @DiscriminatorValue("RELATION") | |
| 28 @Cache(usage=CacheConcurrencyStrategy.READ_ONLY) | |
| 29 public class Relation extends Node implements Serializable, Comparable<Relation> { | |
| 30 | |
| 31 public Relation(){ | |
| 32 this.setSystemStatus(SYS_STATUS_CURRENT_VERSION); | |
| 33 } | |
| 34 | |
| 35 | |
| 36 public static Relation defRelation(Relation other, WrapperService ws) throws Exception{ | |
| 37 | |
| 38 Relation rel = new Relation(); | |
| 39 | |
| 40 rel.setOwnValue(other.getOwnValue()); | |
| 41 rel.setObjectClass(other.getObjectClass()); | |
| 42 rel.setType(other.getType()); | |
| 43 | |
| 44 Entity src = ws.getDefinitionById(other.getSourceId()); | |
| 45 Entity tar = ws.getDefinitionById(other.getTargetId()); | |
| 46 if(src == null || tar == null){ | |
| 47 throw new Exception("src and/or target not found!"); | |
| 48 } | |
| 49 rel.setSource(src); | |
| 50 rel.setTarget(tar); | |
| 51 return rel; | |
| 52 } | |
| 53 | |
| 54 public static Relation entRelation(Relation other, WrapperService ws) throws Exception{ | |
| 55 | |
| 56 Relation rel = new Relation(); | |
| 57 | |
| 58 rel.setOwnValue(other.getOwnValue()); | |
| 59 rel.setObjectClass(other.getOwnValue()); | |
| 60 rel.setType(Node.TYPE_ABOX); | |
| 61 | |
| 62 Entity src = ws.getEntityById(other.getSourceId()); | |
| 63 Entity tar = ws.getEntityById(other.getTargetId()); | |
| 64 | |
| 65 if(src == null || tar == null){ | |
| 66 throw new Exception("src and/or target not found!"); | |
| 67 } | |
| 68 | |
| 69 rel.setSource(src); | |
| 70 rel.setTarget(tar); | |
| 71 return rel; | |
| 72 } | |
| 73 | |
| 74 public Relation(Entity source, Entity target){ | |
| 75 this.setSource(source); | |
| 76 this.setTarget(target); | |
| 77 source.addSourceRelation(this); | |
| 78 target.addTargetRelation(this); | |
| 79 this.setSystemStatus(Node.SYS_STATUS_CURRENT_VERSION); | |
| 80 } | |
| 81 | |
| 82 public Relation(Entity srcNonLW, Entity tarNonLW, String ownValue){ | |
| 83 this.setSource(srcNonLW); | |
| 84 this.setTarget(tarNonLW); | |
| 85 srcNonLW.addSourceRelation(this); | |
| 86 tarNonLW.addTargetRelation(this); | |
| 87 this.setOwnValue(ownValue); | |
| 88 this.setSystemStatus(Node.SYS_STATUS_CURRENT_VERSION); | |
| 89 } | |
| 90 | |
| 91 @Column(name="source_id") | |
| 92 private Long sourceId; | |
| 93 | |
| 94 @Column(name="source_modif") | |
| 95 private Long sourceModif; | |
| 96 | |
| 97 @Column(name="source_obj_class") | |
| 98 private String sourceObjectClass; | |
| 99 | |
| 100 @Column(name="target_id") | |
| 101 private Long targetId; | |
| 102 | |
| 103 @Column(name="target_modif") | |
| 104 private Long targetModif; | |
| 105 | |
| 106 @Column(name="target_obj_class") | |
| 107 private String targetObjectClass; | |
| 108 | |
| 109 @Transient | |
| 110 private Entity source; | |
| 111 | |
| 112 @Transient | |
| 113 private Entity target; | |
| 114 | |
| 115 @Transient | |
| 116 private List<Attribute> attributes = new ArrayList<Attribute>(); | |
| 117 | |
| 118 public Attribute getAttributeByName(String name) { | |
| 119 for (Attribute attribute : this.getAttributes()) { | |
| 120 if (attribute.getObjectClass().equals(name)) { | |
| 121 return attribute; | |
| 122 } | |
| 123 } | |
| 124 return null; | |
| 125 } | |
| 126 | |
| 127 public void addAttribute(Attribute att){ | |
| 128 if(att != null){ | |
| 129 att.setSourceId(this.getId()); | |
| 130 att.setSourceModif(this.getModificationTime()); | |
| 131 att.setSystemStatus(this.getSystemStatus()); | |
| 132 this.attributes.add(att); | |
| 133 } | |
| 134 } | |
| 135 | |
| 136 @Override | |
| 137 public void setSystemStatus(String status) { | |
| 138 super.setSystemStatus(status); | |
| 139 if(this.attributes != null){ | |
| 140 for(Attribute att : this.attributes){ | |
| 141 att.setSystemStatus(status); | |
| 142 } | |
| 143 } | |
| 144 | |
| 145 } | |
| 146 | |
| 147 public List<Attribute> getAttributes() { | |
| 148 return attributes; | |
| 149 } | |
| 150 | |
| 151 public void setAttributes(List<Attribute> attributes) { | |
| 152 this.attributes = attributes; | |
| 153 } | |
| 154 | |
| 155 public String getSourceObjectClass() { | |
| 156 return sourceObjectClass; | |
| 157 } | |
| 158 | |
| 159 public void setSourceObjectClass(String sourceObjectClass) { | |
| 160 this.sourceObjectClass = sourceObjectClass; | |
| 161 } | |
| 162 | |
| 163 public String getTargetObjectClass() { | |
| 164 return targetObjectClass; | |
| 165 } | |
| 166 | |
| 167 public void setTargetObjectClass(String targetObjectClass) { | |
| 168 this.targetObjectClass = targetObjectClass; | |
| 169 } | |
| 170 | |
| 171 public Long getSourceModif() { | |
| 172 return sourceModif; | |
| 173 } | |
| 174 | |
| 175 public void setSourceModif(Long sourceModif) { | |
| 176 this.sourceModif = sourceModif; | |
| 177 } | |
| 178 | |
| 179 public Long getTargetModif() { | |
| 180 return targetModif; | |
| 181 } | |
| 182 | |
| 183 public void setTargetModif(Long targetModif) { | |
| 184 this.targetModif = targetModif; | |
| 185 } | |
| 186 | |
| 187 public Entity getSource() { | |
| 188 return source; | |
| 189 } | |
| 190 | |
| 191 public void setSource(Entity src) { | |
| 192 this.source = src; | |
| 193 if(src != null){ | |
| 194 this.setSourceId(src.getId()); | |
| 195 this.setSourceModif(src.getModificationTime()); | |
| 196 this.setSourceObjectClass(src.getObjectClass()); | |
| 197 } | |
| 198 } | |
| 199 | |
| 200 public Entity getTarget() { | |
| 201 return target; | |
| 202 } | |
| 203 | |
| 204 public void setTarget(Entity target) { | |
| 205 this.target = target; | |
| 206 if(target != null){ | |
| 207 this.setTargetId(target.getId()); | |
| 208 this.setTargetModif(target.getModificationTime()); | |
| 209 this.setTargetObjectClass(target.getObjectClass()); | |
| 210 } | |
| 211 } | |
| 212 | |
| 213 | |
| 214 public Long getSourceId() { | |
| 215 return sourceId; | |
| 216 } | |
| 217 | |
| 218 public void setSourceId(Long sourceId) { | |
| 219 this.sourceId = sourceId; | |
| 220 } | |
| 221 | |
| 222 public Long getTargetId() { | |
| 223 return targetId; | |
| 224 } | |
| 225 | |
| 226 public void setTargetId(Long targetId) { | |
| 227 this.targetId = targetId; | |
| 228 } | |
| 229 | |
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230 /** |
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231 * Returns if this Relation is equal to another Relation. |
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232 * |
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233 * Compares ownvalue (=type), source id and target id. |
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234 * |
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235 * @param other |
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236 * @return |
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237 */ |
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238 public boolean equalsContent(Relation other) { |
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239 if (other == null) { |
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240 return false; |
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241 } |
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242 if (StringUtils.equals(getOwnValue(), other.getOwnValue()) |
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243 && OMUtils.equals(getSourceId(), other.getSourceId()) |
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244 && OMUtils.equals(getTargetId(), other.getTargetId())) { |
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245 return true; |
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246 } |
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247 return false; |
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248 } |
| 1 | 249 |
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250 public String printSource(){ |
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251 return "Source [sourceObjectClass=" + sourceObjectClass + ", sourceId=" + sourceId + ", sourceModif=" + sourceModif + "]"; |
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252 } |
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253 |
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254 public String printTarget(){ |
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255 return "Target [targetObjectClass=" + targetObjectClass + ", targetId=" + targetId + ", targetModif=" + targetModif + "]"; |
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256 } |
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257 |
| 1 | 258 @Override |
| 259 public String toString() { | |
| 260 String source = ", Src[id=" + sourceId; | |
| 261 if(getSource() != null) | |
| 262 source += ", src=" + getSource().getOwnValue(); | |
| 263 source +="] "; | |
| 264 String target = ", Tar[id=" + targetId; | |
| 265 if(getTarget() != null) | |
| 266 target += ", tar=" + getTarget().getOwnValue(); | |
| 267 target +="] "; | |
| 268 return "Relation[" + | |
| 269 "rowId=" + this.getRowId() + ", " + | |
| 270 "id=" + getId() +", " + | |
| 271 "ownValue=" + getOwnValue() + source + target + ", " + | |
| 272 "sysStatus=" + this.getSystemStatus() + "]"; | |
| 273 } | |
| 274 | |
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275 /** |
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276 * Returns a String representation with base64-encoded own-value. |
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277 * |
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278 * To be used for the transaction log. |
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279 * |
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280 * @return |
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281 */ |
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282 public String toEncString() { |
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283 try { |
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284 String es = "RELATION[" |
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285 + "id=\"" + this.getId() + "\", " |
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286 + "row-id=\"" + this.getRowId() + "\", " |
| 46 | 287 + "object-class=\"" + this.getObjectClass() + "\", " |
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288 + "source-id=\"" + this.getSourceId() + "\", " |
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289 + "source-mtime=\"" + this.getSourceModif() + "\", " |
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290 + "source-oc=\"" + this.getSourceObjectClass() + "\", " |
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291 + "target-id=\"" + this.getTargetId() + "\", " |
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292 + "target-mtime=\"" + this.getTargetModif() + "\", " |
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293 + "target-oc=\"" + this.getTargetObjectClass() + "\", " |
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294 + "mtime=\"" + this.getModificationTime() + "\", " |
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295 + "version=\"" + this.getVersion() + "\", " |
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296 + "user=\"" + this.getUser() + "\", " |
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297 + "public=\"" + this.getIsPublic() + "\", " |
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298 + "system-status=\"" + this.getSystemStatus() + "\", " |
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299 + "status=\"" + this.getStatus() + "\", " |
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300 + "type=\"" + this.getType() + "\", " |
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301 + "b64-value=\"" + ((this.getOwnValue() != null) ? Base64.encodeBase64String(this.getOwnValue().getBytes("UTF-8")) : "") + "\"]"; |
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302 return es; |
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303 } catch (UnsupportedEncodingException e) { |
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304 // this shouldn't happen |
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305 e.printStackTrace(); |
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306 } |
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307 return "!!!ENCODING-ERROR!!!"; |
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308 } |
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309 |
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310 |
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311 @Override |
| 1 | 312 public int compareTo(Relation e) { |
| 313 if(e == null) | |
| 314 return 1; | |
| 315 if(StringUtils.isNotEmpty(this.getOwnValue())) | |
| 316 return this.getOwnValue().compareTo(e.getOwnValue()); | |
| 317 else return 0; | |
| 318 } | |
| 319 | |
| 320 public PentaKey<RelKey, Long, Long, String, Long> getKey(){ | |
| 321 return new PentaKey<RelKey, Long, Long, String, Long>( | |
| 322 new RelKey(this.getSourceId(), this.getTargetId(), this.getOwnValue()), | |
| 323 this.getSourceId(), | |
| 324 this.getTargetId(), | |
| 325 this.getOwnValue(), | |
| 326 this.getId()); | |
| 327 } | |
| 49 | 328 |
| 329 @Override | |
| 330 public String getNodeType() { | |
| 331 return "RELATION"; | |
| 332 } | |
| 333 | |
| 1 | 334 } |