teichmann@5861: /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
teichmann@5861:  * Software engineering by Intevation GmbH
teichmann@5861:  *
teichmann@5993:  * This file is Free Software under the GNU AGPL (>=v3)
teichmann@5861:  * and comes with ABSOLUTELY NO WARRANTY! Check out the
teichmann@5993:  * documentation coming with Dive4Elements River for details.
teichmann@5861:  */
teichmann@5861: 
teichmann@5835: package org.dive4elements.river.client.shared.model;
sascha@822: 
sascha@846: import java.util.ArrayList;
sascha@846: import java.util.List;
sascha@826: import java.util.Map;
sascha@826: import java.util.HashMap;
sascha@826: 
sascha@822: import java.io.Serializable;
sascha@822: 
aheinecke@6136: import com.google.gwt.core.client.GWT;
aheinecke@6136: 
sascha@822: public class ToLoad implements Serializable
sascha@822: {
felix@1352: 
felix@6593:     /** Two strings. */
aheinecke@7175:     public static class StringTriple {
felix@1352:         public String first;
felix@1352:         public String second;
aheinecke@7175:         public String third;
aheinecke@7175:         public StringTriple(String first, String second, String third) {
felix@1352:             this.first = first;
felix@1352:             this.second = second;
aheinecke@7175:             this.third = third;
felix@1352:         }
aheinecke@7175:         @Override
felix@1352:         public int hashCode() {
aheinecke@7175:             return first.hashCode() + second.hashCode() + third.hashCode();
felix@1352:         }
aheinecke@7175:         @Override
aheinecke@7175:         public boolean equals(Object o) {
aheinecke@7175:             if (!(o instanceof StringTriple)) {
aheinecke@7175:                 return false;
aheinecke@7175:             }
aheinecke@7175:             StringTriple other = (StringTriple) o;
aheinecke@7175:             return second.equals(other.second) && first.equals(other.first) && third.equals(other.third);
felix@1352:         }
felix@1352:     }
sascha@846:     public static final String SYNTHETIC_KEY = "key-";
sascha@846: 
aheinecke@7175:     protected Map<String, Map<StringTriple, ArtifactFilter>> artifacts;
sascha@826: 
sascha@831:     public ToLoad() {
aheinecke@7175:         artifacts = new HashMap<String, Map<StringTriple, ArtifactFilter>>();
sascha@822:     }
sascha@822: 
sascha@834:     public static final String uniqueKey(Map<?, ?> map) {
sascha@834:         int idx = map.size();
sascha@834: 
sascha@846:         String key = SYNTHETIC_KEY + idx;
sascha@834:         while (map.containsKey(key)) {
sascha@846:             key = SYNTHETIC_KEY + ++idx;
sascha@834:         }
sascha@834:         return key;
sascha@834:     }
felix@6593: 
felix@6593:     public void add(
felix@6593:          String artifactName,
felix@6593:          String factory,
felix@6593:          String out,
felix@6593:          String name,
felix@6593:          String ids,
felix@6593:          String displayName
felix@6593:      ) {
felix@6593:         add(artifactName, factory, out, name, ids, displayName, null);
felix@6593:      }
sascha@834: 
sascha@831:     public void add(
sascha@831:         String artifactName,
sascha@831:         String factory,
sascha@831:         String out,
sascha@831:         String name,
felix@1352:         String ids,
aheinecke@6136:         String displayName,
aheinecke@6136:         String targetOut
sascha@831:     ) {
aheinecke@6136:         GWT.log("Adding artifact: " + artifactName + " Factory: " + factory +
aheinecke@6136:                 " Out: " + out + " Name: " + name + " Ids: " + ids +
aheinecke@6136:                 " Display Name: " + displayName + " Target Out: " + targetOut);
aheinecke@6136: 
sascha@834:         if (artifactName == null) {
sascha@834:             artifactName = uniqueKey(artifacts);
sascha@834:         }
sascha@826: 
aheinecke@7175:         Map<StringTriple, ArtifactFilter> artifact = artifacts.get(artifactName);
sascha@826: 
sascha@831:         if (artifact == null) {
aheinecke@7175:             artifact = new HashMap<StringTriple, ArtifactFilter>();
sascha@831:             artifacts.put(artifactName, artifact);
sascha@826:         }
sascha@826: 
sascha@831:         ArtifactFilter filter = artifact.get(factory);
sascha@831:         if (filter == null) {
sascha@831:             filter = new ArtifactFilter(factory);
aheinecke@7175:             artifact.put(new StringTriple(factory, displayName, targetOut), filter);
sascha@826:         }
sascha@822: 
sascha@837:         filter.add(out, name, ids);
sascha@822:     }
sascha@822: 
sascha@826:     public boolean isEmpty() {
sascha@831:         return artifacts.isEmpty();
sascha@822:     }
sascha@846: 
sascha@846:     public List<Recommendation> toRecommendations() {
sascha@846:         List<Recommendation> recommendations = new ArrayList<Recommendation>();
sascha@846: 
aheinecke@7175:         for (Map.Entry<String, Map<StringTriple, ArtifactFilter>> all:
sascha@846:             artifacts.entrySet()
sascha@846:         ) {
sascha@846:             String masterArtifact = all.getKey();
sascha@846: 
sascha@846:             if (masterArtifact.startsWith(SYNTHETIC_KEY)) { // system data
sascha@846:                 masterArtifact = null;
sascha@846:             }
sascha@846: 
aheinecke@7175:             for (Map.Entry<StringTriple, ArtifactFilter> entry:
sascha@846:                 all.getValue().entrySet()
sascha@846:             ) {
aheinecke@7175:                 StringTriple triple = entry.getKey();
aheinecke@7175:                 String factory = triple.first;
aheinecke@7175:                 String targetOut = triple.third;
sascha@846:                 ArtifactFilter artifactFilter = entry.getValue();
sascha@846: 
sascha@846:                 String                ids;
sascha@846:                 Recommendation.Filter filter;
sascha@846: 
sascha@846:                 if (masterArtifact == null) { // system data
sascha@846:                     ids    = artifactFilter.collectIds();
sascha@846:                     filter = null;
sascha@846:                 }
sascha@846:                 else { // user specific
sascha@846:                     ids    = null;
sascha@846:                     filter = artifactFilter.toFilter();
sascha@846:                 }
sascha@846: 
sascha@846:                 Recommendation recommendation = new Recommendation(
aheinecke@7175:                     factory, ids, masterArtifact, filter, targetOut);
aheinecke@7175:                 recommendation.setDisplayName(triple.second);
sascha@846: 
sascha@846:                 recommendations.add(recommendation);
sascha@846:             }
sascha@846:         }
sascha@846: 
sascha@846:         return recommendations;
sascha@846:     }
sascha@822: }
sascha@822: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :