/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* This file is available under and governed by the GNU General Public
* License version 2 only, as published by the Free Software Foundation.
* However, the following notice accompanied the original version of this
* file:
*
* The MIT License
*
* Copyright (c) 2004-2015 Paul R. Holser, Jr.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
package jdk.internal.joptsimple.internal;
import java.util.ArrayList;
import java.util.List;
import static java.lang.Math.*;
import static jdk.internal.joptsimple.internal.Strings.*;
/**
* @author <a href="mailto:pholser@alumni.rice.edu">Paul Holser</a>
*/
public class Rows {
private final int overallWidth;
private final int columnSeparatorWidth;
private final List<Row> rows = new ArrayList<>();
private int widthOfWidestOption;
private int widthOfWidestDescription;
public Rows( int overallWidth, int columnSeparatorWidth ) {
this.overallWidth = overallWidth;
this.columnSeparatorWidth = columnSeparatorWidth;
}
public void add( String option, String description ) {
add( new Row( option, description ) );
}
private void add( Row row ) {
rows.add( row );
widthOfWidestOption = max( widthOfWidestOption, row.option.length() );
widthOfWidestDescription = max( widthOfWidestDescription, row.description.length() );
}
public void reset() {
rows.clear();
widthOfWidestOption = 0;
widthOfWidestDescription = 0;
}
public void fitToWidth() {
Columns columns = new Columns( optionWidth(), descriptionWidth() );
List<Row> fitted = new ArrayList<>();
for ( Row each : rows )
fitted.addAll( columns.fit( each ) );
reset();
for ( Row each : fitted )
add( each );
}
public String render() {
StringBuilder buffer = new StringBuilder();
for ( Row each : rows ) {
pad( buffer, each.option, optionWidth() ).append( repeat( ' ', columnSeparatorWidth ) );
pad( buffer, each.description, descriptionWidth() ).append( LINE_SEPARATOR );
}
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