Initial commit from SVN.

Foundation TCV SWT/src/com/foundation/tcv/swt/TreeNodeData.java

@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2005,2009 Declarative Engineering LLC.
+ * All rights reserved.  This program and the accompanying materials
+ * are made available under the terms of the Declarative Engineering LLC
+ * verson 1 which accompanies this distribution, and is available at
+ * http://declarativeengineering.com/legal/DE_Developer_License_v1.txt
+ */
+package com.foundation.tcv.swt;
+
+import java.io.IOException;
+import java.io.ObjectInput;
+import java.io.ObjectOutput;
+
+/*
+ * Encapsulates one node of data which is associated with an object in the table.
+ */
+public class TreeNodeData implements java.io.Externalizable {
+	/** The object identifier for the row being added. */
+	private int objectId;
+	/** The data for the node. */
+	private Object data;
+	/** Whether the node could possibly have children. */
+	private boolean canHaveChildren = false;
+	
+	/**
+	 * TreeNodeData constructor.
+	 */
+	public TreeNodeData() {
+	}//TreeNodeData()//
+	/**
+	 * TreeNodeData constructor.
+	 * @param objectId The object identifier for the row being added.
+	 * @param data The data for the node.
+	 * @param canHaveChildren Whether the node could possibly have children.
+	 */
+	public TreeNodeData(int objectId, Object data, boolean canHaveChildren) {
+		this.objectId = objectId;
+		this.data = data;
+		this.canHaveChildren = canHaveChildren;
+	}//TreeNodeData()//
+	/**
+	 * Gets the object identifier for the row.
+	 * @return The object identifier which identifies the object that is associated with the row of data.  Note that there can be more than one row per object id.
+	 */
+	public int getObjectId() {
+		return objectId;
+	}//getObjectId()//
+	/**
+	 * Determines whether the node could possibly have children.
+	 * @return Whether the node might have children.
+	 */
+	public boolean canHaveChildren() {
+		return canHaveChildren;
+	}//canHaveChildren()//
+	/**
+	 * Gets the data used to display the node.
+	 * @return The data for the node.
+	 */
+	public Object getData() {
+		return data;
+	}//getData()//
+	/* (non-Javadoc)
+	 * @see java.io.Externalizable#readExternal(java.io.ObjectInput)
+	 */
+	public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
+		/*byte version = */in.readByte();
+		objectId = in.readInt();
+		data = in.readObject();
+		canHaveChildren = in.readBoolean();
+	}//readExternal()//
+	/* (non-Javadoc)
+	 * @see java.io.Externalizable#writeExternal(java.io.ObjectOutput)
+	 */
+	public void writeExternal(ObjectOutput out) throws IOException {
+		out.writeByte(0);
+		out.writeInt(objectId);
+		out.writeObject(data);
+		out.writeBoolean(canHaveChildren);
+	}//writeExternal()//
+}//TreeNodeData//