001: /*
002: * Copyright (c) 2001-2007, Jean Tessier
003: * All rights reserved.
004: *
005: * Redistribution and use in source and binary forms, with or without
006: * modification, are permitted provided that the following conditions
007: * are met:
008: *
009: * * Redistributions of source code must retain the above copyright
010: * notice, this list of conditions and the following disclaimer.
011: *
012: * * Redistributions in binary form must reproduce the above copyright
013: * notice, this list of conditions and the following disclaimer in the
014: * documentation and/or other materials provided with the distribution.
015: *
016: * * Neither the name of Jean Tessier nor the names of his contributors
017: * may be used to endorse or promote products derived from this software
018: * without specific prior written permission.
019: *
020: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
021: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
022: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
023: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR
024: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
025: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
026: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
027: * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
028: * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
029: * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
030: * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
031: */
032:
033: package com.jeantessier.commandline;
034:
035: import java.util.*;
036:
037: public class TextPrinter extends Printer {
038: public TextPrinter(String command) {
039: append(command).eol();
040: }
041:
042: protected Set<String> getSwitchNames(CommandLine commandLine) {
043: return commandLine.getPresentSwitches();
044: }
045:
046: public void visitToggleSwitch(ToggleSwitch cls) {
047: indent().append("-").append(cls.getName()).eol();
048: }
049:
050: public void visitSingleValueSwitch(SingleValueSwitch cls) {
051: indent().append("-").append(cls.getName()).append(" ").append(
052: cls.getValue()).eol();
053: }
054:
055: public void visitOptionalValueSwitch(OptionalValueSwitch cls) {
056: indent().append("-").append(cls.getName());
057: if (!"".equals(cls.getValue())) {
058: append(" ").append(cls.getValue());
059: }
060: eol();
061: }
062:
063: public void visitMultipleValuesSwitch(MultipleValuesSwitch cls) {
064: for (String value : (List<String>) cls.getValue()) {
065: indent().append("-").append(cls.getName()).append(" ")
066: .append(value).eol();
067: }
068: }
069:
070: public void visitAliasSwitch(AliasSwitch cls) {
071: // Do nothing
072: }
073:
074: public void visitNullParameterStrategy(
075: NullParameterStrategy strategy) {
076: visitParameterStrategy(strategy);
077: }
078:
079: public void visitCollectingParameterStrategy(
080: CollectingParameterStrategy strategy) {
081: visitParameterStrategy(strategy);
082: }
083:
084: public void visitAtLeastParameterStrategy(
085: AtLeastParameterStrategy strategy) {
086: visitParameterStrategy(strategy);
087: }
088:
089: public void visitExactlyParameterStrategy(
090: ExactlyParameterStrategy strategy) {
091: visitParameterStrategy(strategy);
092: }
093:
094: public void visitAtMostParameterStrategy(
095: AtMostParameterStrategy strategy) {
096: visitParameterStrategy(strategy);
097: }
098:
099: private void visitParameterStrategy(ParameterStrategy strategy) {
100: for (String value : strategy.getParameters()) {
101: indent().append(value).eol();
102: }
103: }
104: }
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