Add the 'add edge' command

src/org/graphstream/gama/extension/IKeywordGSAdditional.java

@@ -24,7 +24,10 @@ public class IKeywordGSAdditional implements IKeyword {
 	public static final String ATTRIBUTE_VALUE = "gs_attribute_value";
 	public static final String EDGE_ID = "gs_edge_id";
 	public static final String HOST = "gs_host";
+	public static final String IS_DIRECTED = "gs_is_directed";
 	public static final String NODE_ID = "gs_node_id";
+	public static final String NODE_ID_FROM = "gs_node_id_from";
+	public static final String NODE_ID_TO = "gs_node_id_to";
 	public static final String PORT = "gs_port";
 	public static final String SENDERID = "gs_sender_id";
 	public static final String STEP_NUMBER = "gs_step_number";

src/org/graphstream/gama/extension/sender/AddEdgeStatement.java

+package org.graphstream.gama.extension.sender;
+
+import msi.gama.precompiler.ISymbolKind;
+import msi.gama.precompiler.GamlAnnotations.facet;
+import msi.gama.precompiler.GamlAnnotations.facets;
+import msi.gama.precompiler.GamlAnnotations.inside;
+import msi.gama.precompiler.GamlAnnotations.symbol;
+import msi.gama.runtime.IScope;
+import msi.gama.runtime.exceptions.GamaRuntimeException;
+import msi.gaml.descriptions.IDescription;
+import msi.gaml.expressions.IExpression;
+import msi.gaml.statements.AbstractStatement;
+import msi.gaml.statements.IStatement;
+import msi.gaml.types.IType;
+
+import org.graphstream.gama.extension.GSManager;
+import org.graphstream.gama.extension.IKeywordGSAdditional;
+
+@symbol(name = IKeywordGSAdditional.ADD_NODE, kind = ISymbolKind.SINGLE_STATEMENT, with_sequence = false)
+@inside(kinds = { ISymbolKind.BEHAVIOR, ISymbolKind.SINGLE_STATEMENT })
+@facets(value = { @facet(name = IKeywordGSAdditional.SENDERID, type = IType.STRING, optional = false),
+		 @facet(name = IKeywordGSAdditional.EDGE_ID, type = IType.STRING, optional = false),
+		 @facet(name = IKeywordGSAdditional.NODE_ID_FROM, type = IType.STRING, optional = false),
+		 @facet(name = IKeywordGSAdditional.NODE_ID_TO, type = IType.STRING, optional = false),
+		 @facet(name = IKeywordGSAdditional.IS_DIRECTED, type = IType.BOOL, optional = false)})
+public class AddEdgeStatement extends AbstractStatement implements IStatement{
+	
+	final IExpression senderid;
+	final IExpression edgeid;
+	final IExpression nodefrom;
+	final IExpression nodeto;
+	final IExpression directed;
+	
+	public AddEdgeStatement(IDescription desc) {
+		super(desc);
+		senderid = getFacet(IKeywordGSAdditional.SENDERID);
+		edgeid = getFacet(IKeywordGSAdditional.EDGE_ID);
+		nodefrom = getFacet(IKeywordGSAdditional.NODE_ID_FROM);
+		nodeto = getFacet(IKeywordGSAdditional.NODE_ID_TO);
+		directed = getFacet(IKeywordGSAdditional.IS_DIRECTED);
+	}
+
+	@Override
+	protected Object privateExecuteIn(IScope scope) throws GamaRuntimeException {
+		String s = (String)(senderid.value(scope));
+		String eid = (String)(edgeid.value(scope));
+		String nfrom = (String)(nodefrom.value(scope));
+		String nto = (String)(nodeto.value(scope));
+		boolean d = (Boolean)(edgeid.value(scope));
+		GSSender sender = GSManager.getSender(s);
+		sender.sendEdgeAdded(eid, nfrom, nto, d);
+		return null;
+	}
+
+	
+}
\ No newline at end of file

src/org/graphstream/gama/extension/sender/GSSender.java

@@ -39,9 +39,8 @@ public class GSSender {
 		nsSender.nodeAdded(sourceId, newEvent(), nodeId);
 	}
 
-	public void sendEdgeAdded(long fromId, long toId, boolean directed) {
-		nsSender.edgeAdded(sourceId, newEvent(), fromId + "_" + toId, fromId
-				+ "", toId + "", directed);
+	public void sendEdgeAdded(String edgeId, String fromId, String toId, boolean directed) {
+		nsSender.edgeAdded(sourceId, newEvent(), edgeId, fromId, toId, directed);
 	}
 
 	public void sendNodeRemoved(long nodeId) {