| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.oodt.cas.workflow.gui.util; |
| |
| //OODT imports |
| import org.apache.oodt.cas.workflow.gui.model.ModelNode; |
| |
| /** |
| * |
| * |
| * Wrapper class for representing a line between two {@link ModelNode}s. |
| * |
| * @author bfoster |
| * @author mattmann |
| * |
| */ |
| public class Line { |
| |
| private ModelNode fromModel; |
| private ModelNode toModel; |
| |
| public Line(ModelNode fromModel, ModelNode toModel) { |
| this.fromModel = fromModel; |
| this.toModel = toModel; |
| } |
| |
| public ModelNode getFromModel() { |
| return fromModel; |
| } |
| |
| public ModelNode getToModel() { |
| return toModel; |
| } |
| |
| public boolean equals(Object obj) { |
| if (obj instanceof Line) { |
| if (this.fromModel == null && this.toModel == null) |
| return ((Line) obj).fromModel == null && ((Line) obj).toModel == null; |
| else if (this.fromModel == null) |
| return ((Line) obj).fromModel == null |
| && ((Line) obj).toModel.equals(this.toModel); |
| else if (this.toModel == null) |
| return ((Line) obj).fromModel.equals(this.fromModel) |
| && ((Line) obj).toModel == null; |
| else |
| return ((Line) obj).fromModel.equals(this.fromModel) |
| && ((Line) obj).toModel.equals(this.toModel); |
| } else { |
| return false; |
| } |
| } |
| |
| public String toString() { |
| return this.fromModel.getModelId() + " -> " + this.toModel.getModelId(); |
| } |
| |
| } |