X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.structural2%2Fsrc%2Forg%2Fsimantics%2Fstructural2%2FConnectionImpl.java;fp=bundles%2Forg.simantics.structural2%2Fsrc%2Forg%2Fsimantics%2Fstructural2%2FConnectionImpl.java;h=6f977ba7dedabb9e5288574975096eef2667b7aa;hb=2d97029aeaaf5d6a965eae98c1646eef29ae2f8b;hp=0000000000000000000000000000000000000000;hpb=25ff14b9cb52ccec8a7d6117f089d9ccbbb08ce2;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.structural2/src/org/simantics/structural2/ConnectionImpl.java b/bundles/org.simantics.structural2/src/org/simantics/structural2/ConnectionImpl.java
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+/*******************************************************************************
+ * Copyright (c) 2018 Association for Decentralized Information Management in
+ * Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Semantum Oy - initial API and implementation
+ *******************************************************************************/
+package org.simantics.structural2;
+
+import java.util.Collection;
+import java.util.Set;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.variable.Variable;
+import org.simantics.structural2.variables.Connection;
+import org.simantics.structural2.variables.Connection2;
+import org.simantics.structural2.variables.ConnectionBrowser;
+import org.simantics.structural2.variables.VariableConnectionPointDescriptor;
+
+import gnu.trove.set.hash.THashSet;
+
+/**
+ * @author Antti Villberg
+ * @since 1.36.0
+ */
+public class ConnectionImpl implements Connection {
+
+    private final Variable component;
+    private final Resource predicate;
+
+    public ConnectionImpl(Variable component, Resource predicate) {
+        this.component = component;
+        this.predicate = predicate;
+    }
+
+    @Override
+    public Collection<Variable> getConnectionPoints(ReadGraph graph, Resource relationType) throws DatabaseException {
+        Set<Variable> result = new THashSet<Variable>();
+        for(VariableConnectionPointDescriptor desc : ConnectionBrowser.flatten(graph, component, predicate, relationType)) {
+            result.add(desc.getVariable(graph));
+        }
+        return result;
+    }
+
+    @Override
+    public Collection<String> getConnectionPointURIs(ReadGraph graph, Resource relationType) throws DatabaseException {
+        Set<String> result = new THashSet<String>();
+        for(VariableConnectionPointDescriptor desc : ConnectionBrowser.flatten(graph, component, predicate, relationType)) {
+            result.add(desc.getURI(graph));
+        }
+        return result;
+    }
+
+    @Override
+    public Collection<VariableConnectionPointDescriptor> getConnectionPointDescriptors(ReadGraph graph,
+            Resource relationType) throws DatabaseException {
+        return ConnectionBrowser.flatten(graph, component, predicate, relationType);
+    }
+
+    @Override
+    public Connection2 getConnection2() {
+        return new ConnectionImpl2(predicate);
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((component == null) ? 0 : component.hashCode());
+        result = prime * result + ((predicate == null) ? 0 : predicate.hashCode());
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (obj == null)
+            return false;
+        if (getClass() != obj.getClass())
+            return false;
+        ConnectionImpl other = (ConnectionImpl) obj;
+        if (component == null) {
+            if (other.component != null)
+                return false;
+        } else if (!component.equals(other.component))
+            return false;
+        if (predicate == null) {
+            if (other.predicate != null)
+                return false;
+        } else if (!predicate.equals(other.predicate))
+            return false;
+        return true;
+    }
+
+}
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