| /** |
| * 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.openejb.table; |
| |
| import java.io.PrintStream; |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| public class Lines { |
| private List<Line> lines = new ArrayList<Line>(); |
| private String cr; |
| |
| public Lines() { |
| this(System.getProperty("line.separator")); |
| } |
| |
| public Lines(String cr) { |
| this.cr = cr; |
| } |
| |
| public void add(Line line) { |
| if (!lines.isEmpty() && lines.iterator().next().getColumns().length != line.getColumns().length) { |
| throw new IllegalArgumentException("columns should have all the same size"); |
| } |
| line.setCr(cr); |
| lines.add(line); |
| } |
| |
| public void print(final PrintStream out) { |
| print(out, true); |
| } |
| |
| public void print(final PrintStream out, boolean headers) { |
| final Iterator<Line> it = lines.iterator(); |
| if (!it.hasNext()) { |
| return; |
| } |
| |
| int[] max = max(lines); |
| it.next().print(max, out, headers); |
| while (it.hasNext()) { |
| it.next().print(max, out); |
| } |
| } |
| |
| private static int[] max(final List<Line> lines) { |
| int[] max = new int[lines.iterator().next().getColumns().length]; |
| for (Line line : lines) { |
| for (int i = 0; i < max.length; i++) { |
| int ll = line.getColumns()[i].length(); |
| if (max[i] == 0) { // init |
| max[i] = ll; |
| } else if (max[i] < ll) { |
| max[i] = ll; |
| } |
| } |
| } |
| return max; |
| } |
| |
| public List<Line> getLines() { |
| return lines; |
| } |
| } |