001 /* 002 * Created on Oct 13, 2008 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with 005 * the License. You may obtain a copy of the License at 006 * 007 * http://www.apache.org/licenses/LICENSE-2.0 008 * 009 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on 010 * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the 011 * specific language governing permissions and limitations under the License. 012 * 013 * Copyright @2008-2010 the original author or authors. 014 */ 015 package org.fest.swing.query; 016 017 import javax.swing.JTable; 018 import javax.swing.table.TableColumn; 019 020 import org.fest.swing.annotation.RunsInCurrentThread; 021 022 /** 023 * Understands an action that returns the index of a column in a <code>{@link JTable}</code> whose identifier matches 024 * the given one. 025 * @see JTable#getColumn(Object) 026 * @see TableColumn#getModelIndex() 027 * 028 * @author Alex Ruiz 029 */ 030 public final class JTableColumnByIdentifierQuery { 031 032 /** 033 * Returns the index of a column in a <code>{@link JTable}</code> whose identifier matches the given one. 034 * <p> 035 * <b>Note:</b> This method is <b>not</b> guaranteed to be executed in the event dispatch thread (EDT.) Clients are 036 * responsible for calling this method from the EDT. 037 * </p> 038 * @param table the given <code>JTable</code>. 039 * @param identifier the column identifier. 040 * @return the index of a column with a matching identifier. Otherwise it returns -1. 041 */ 042 @RunsInCurrentThread 043 public static int columnIndexByIdentifier(final JTable table, final Object identifier) { 044 try { 045 TableColumn column = table.getColumn(identifier); 046 return table.convertColumnIndexToView(column.getModelIndex()); 047 } catch (IllegalArgumentException e) { 048 return -1; 049 } 050 } 051 052 private JTableColumnByIdentifierQuery() {} 053 }