| /* |
| * 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.karaf.shell.table; |
| |
| import java.io.PrintStream; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| /** |
| * @deprecated use {@link org.apache.karaf.shell.support.table.ShellTable} instead |
| */ |
| @Deprecated |
| public class ShellTable { |
| |
| private List<Col> cols = new ArrayList<Col>(); |
| private List<Row> rows = new ArrayList<Row>(); |
| boolean showHeaders = true; |
| private String separator = " | "; |
| private int size; |
| private String emptyTableText; |
| |
| public ShellTable() { |
| |
| } |
| |
| public ShellTable noHeaders() { |
| this.showHeaders = false; |
| return this; |
| } |
| |
| public ShellTable separator(String separator) { |
| this.separator = separator; |
| return this; |
| } |
| |
| public ShellTable size(int size) { |
| this.size = size; |
| return this; |
| } |
| |
| public ShellTable column(Col colunmn) { |
| cols.add(colunmn); |
| return this; |
| } |
| |
| public Col column(String header) { |
| Col col = new Col(header); |
| cols.add(col); |
| return col; |
| } |
| |
| public Row addRow() { |
| Row row = new Row(); |
| rows.add(row); |
| return row; |
| } |
| |
| /** |
| * Set text to display if there are no rows in the table. |
| * |
| * @param text The text to display when the table is empty. |
| * @return The shell table. |
| */ |
| public ShellTable emptyTableText(String text) { |
| this.emptyTableText = text; |
| return this; |
| } |
| |
| public void print(PrintStream out) { |
| print(out, true); |
| } |
| |
| public void print(PrintStream out, boolean format) { |
| |
| // "normal" table rendering, with borders |
| Row headerRow = new Row(cols); |
| headerRow.formatContent(cols); |
| for (Row row : rows) { |
| row.formatContent(cols); |
| } |
| |
| if (size > 0) { |
| tryGrowToMaxSize(); |
| } |
| |
| if (format && showHeaders) { |
| String headerLine = headerRow.getContent(cols, separator); |
| out.println(headerLine); |
| for (Col col : cols) { |
| out.print(underline(col.getSize())); |
| } |
| out.println(underline((cols.size() - 1) * 3)); |
| } |
| |
| for (Row row : rows) { |
| if (!format) { |
| if (separator == null || separator.equals(" | ")) |
| out.println(row.getContent(cols, "\t")); |
| else out.println(row.getContent(cols, separator)); |
| } else { |
| out.println(row.getContent(cols, separator)); |
| } |
| } |
| |
| if (format && rows.size() == 0 && emptyTableText != null) { |
| out.println(emptyTableText); |
| } |
| } |
| |
| private void tryGrowToMaxSize() { |
| int currentSize = 0; |
| for (Col col : cols) { |
| currentSize += col.size + separator.length(); |
| } |
| currentSize -= separator.length(); |
| int sizeToGrow = size - currentSize; |
| |
| for (Col col : cols) { |
| if (col.maxSize == -1) { |
| col.size = Math.max(0, col.size + sizeToGrow); |
| return; |
| } |
| } |
| |
| } |
| |
| private String underline(int length) { |
| char[] exmarks = new char[length]; |
| Arrays.fill(exmarks, '-'); |
| return new String(exmarks); |
| } |
| |
| } |