--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/components/visual-panels/core/src/java/util/com/oracle/solaris/vp/util/swing/layout/AbstractTableConstraint.java	Thu May 24 04:16:47 2012 -0400
@@ -0,0 +1,133 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
+ */
+
+package com.oracle.solaris.vp.util.swing.layout;
+
+public abstract class AbstractTableConstraint<S extends AbstractTableConstraint>
+    implements Cloneable {
+
+    //
+    // Static data
+    //
+
+    protected static final int DEFAULT_GAP = 0;
+    protected static final float DEFAULT_WEIGHT = 0;
+    protected static final boolean DEFAULT_IGNORE_FIRST_GAP = true;
+    protected static final boolean DEFAULT_LAYOUT_IF_INVISIBLE = false;
+
+    //
+    // Instance data
+    //
+
+    private int gap;
+    private float weight;
+    private boolean ignoreFirstGap = DEFAULT_IGNORE_FIRST_GAP;
+    private boolean layoutIfInvisible = DEFAULT_LAYOUT_IF_INVISIBLE;
+
+    //
+    // Constructors
+    //
+
+    public AbstractTableConstraint(int gap, float weight) {
+	this.gap = gap;
+	this.weight = weight;
+    }
+
+    public AbstractTableConstraint(int gap) {
+	this(gap, DEFAULT_WEIGHT);
+    }
+
+    public AbstractTableConstraint() {
+	this(DEFAULT_GAP);
+    }
+
+    //
+    // Cloneable methods
+    //
+
+    @Override
+    public abstract S clone();
+
+    //
+    // AbstractTableConstraint methods
+    //
+
+    /**
+     * Sets all known attributes of this {@code AbstractTableConstraint} on the
+     * given {@code AbstractTableConstraint}.
+     */
+    public void cloneAttributes(AbstractTableConstraint c) {
+	c.setGap(getGap());
+	c.setWeight(getWeight());
+	c.setIgnoreFirstGap(getIgnoreFirstGap());
+	c.setLayoutIfInvisible(getLayoutIfInvisible());
+    }
+
+    public int getGap() {
+	return gap;
+    }
+
+    public boolean getIgnoreFirstGap() {
+	return ignoreFirstGap;
+    }
+
+    public boolean getLayoutIfInvisible() {
+	return layoutIfInvisible;
+    }
+
+    public float getWeight() {
+	return weight;
+    }
+
+    @SuppressWarnings({"unchecked"})
+    public S setGap(int gap) {
+	if (gap < 0) {
+	    gap = 0;
+	}
+	this.gap = gap;
+	return (S)this;
+    }
+
+    @SuppressWarnings({"unchecked"})
+    public S setWeight(float weight) {
+	if (weight < 0) {
+	    weight = 0;
+	}
+	this.weight = weight;
+	return (S)this;
+    }
+
+    @SuppressWarnings({"unchecked"})
+    public S setIgnoreFirstGap(boolean ignoreFirstGap) {
+	this.ignoreFirstGap = ignoreFirstGap;
+	return (S)this;
+    }
+
+    @SuppressWarnings({"unchecked"})
+    public S setLayoutIfInvisible(boolean layoutIfInvisible) {
+	this.layoutIfInvisible = layoutIfInvisible;
+	return (S)this;
+    }
+}