001/*
002 * Copyright 2011-2022 Ping Identity Corporation
003 * All Rights Reserved.
004 */
005/*
006 * Copyright 2011-2022 Ping Identity Corporation
007 *
008 * Licensed under the Apache License, Version 2.0 (the "License");
009 * you may not use this file except in compliance with the License.
010 * You may obtain a copy of the License at
011 *
012 *    http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing, software
015 * distributed under the License is distributed on an "AS IS" BASIS,
016 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
017 * See the License for the specific language governing permissions and
018 * limitations under the License.
019 */
020/*
021 * Copyright (C) 2011-2022 Ping Identity Corporation
022 *
023 * This program is free software; you can redistribute it and/or modify
024 * it under the terms of the GNU General Public License (GPLv2 only)
025 * or the terms of the GNU Lesser General Public License (LGPLv2.1 only)
026 * as published by the Free Software Foundation.
027 *
028 * This program is distributed in the hope that it will be useful,
029 * but WITHOUT ANY WARRANTY; without even the implied warranty of
030 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
031 * GNU General Public License for more details.
032 *
033 * You should have received a copy of the GNU General Public License
034 * along with this program; if not, see <http://www.gnu.org/licenses>.
035 */
036package com.unboundid.util.args;
037
038
039
040import java.text.ParseException;
041import java.util.ArrayList;
042import java.util.Collections;
043import java.util.List;
044
045import com.unboundid.util.Debug;
046import com.unboundid.util.Mutable;
047import com.unboundid.util.NotNull;
048import com.unboundid.util.Nullable;
049import com.unboundid.util.StaticUtils;
050import com.unboundid.util.ThreadSafety;
051import com.unboundid.util.ThreadSafetyLevel;
052
053import static com.unboundid.util.args.ArgsMessages.*;
054
055
056
057/**
058 * This class defines an argument whose values are intended to be argument
059 * strings as might be provided to a command-line application (e.g.,
060 * "--arg1 arg1value --arg2 --arg3 arg3value").  Instances of this argument
061 * will have their own argument parser that may be used to process the argument
062 * strings.  This type of argument may not be particularly useful for use in
063 * command-line applications, but may be used in other applications that may use
064 * arguments in other ways.
065 */
066@Mutable()
067@ThreadSafety(level=ThreadSafetyLevel.NOT_THREADSAFE)
068public final class ArgumentListArgument
069       extends Argument
070{
071  /**
072   * The serial version UID for this serializable class.
073   */
074  private static final long serialVersionUID = 1926330851837348378L;
075
076
077
078  // The argument parser that will be used to validate values given for this
079  // argument.
080  @NotNull private final ArgumentParser parser;
081
082  // The list of argument parsers that correspond to values actually provided
083  // to this argument.
084  @NotNull private final List<ArgumentParser> values;
085
086  // The string representations of the values provided for this argument.
087  @NotNull private final List<String> valueStrings;
088
089
090
091  /**
092   * Creates a new argument list argument with the provided information.  It
093   * will not be required, will permit at most one occurrence, and will use a
094   * default placeholder.
095   *
096   * @param  shortIdentifier   The short identifier for this argument.  It may
097   *                           not be {@code null} if the long identifier is
098   *                           {@code null}.
099   * @param  longIdentifier    The long identifier for this argument.  It may
100   *                           not be {@code null} if the short identifier is
101   *                           {@code null}.
102   * @param  description       A human-readable description for this argument.
103   *                           It must not be {@code null}.
104   * @param  parser            The argument parser that will be used to
105   *                           process values provided for this argument.
106   *
107   * @throws  ArgumentException  If there is a problem with the definition of
108   *                             this argument.
109   */
110  public ArgumentListArgument(@Nullable final Character shortIdentifier,
111                              @Nullable final String longIdentifier,
112                              @NotNull final String description,
113                              @NotNull final ArgumentParser parser)
114         throws ArgumentException
115  {
116    this(shortIdentifier, longIdentifier, false, 1, null, description, parser);
117  }
118
119
120
121  /**
122   * Creates a new argument list argument with the provided information.
123   *
124   * @param  shortIdentifier   The short identifier for this argument.  It may
125   *                           not be {@code null} if the long identifier is
126   *                           {@code null}.
127   * @param  longIdentifier    The long identifier for this argument.  It may
128   *                           not be {@code null} if the short identifier is
129   *                           {@code null}.
130   * @param  isRequired        Indicates whether this argument is required to
131   *                           be provided.
132   * @param  maxOccurrences    The maximum number of times this argument may be
133   *                           provided on the command line.  A value less than
134   *                           or equal to zero indicates that it may be present
135   *                           any number of times.
136   * @param  valuePlaceholder  A placeholder to display in usage information to
137   *                           indicate that a value must be provided.  It may
138   *                           be {@code null} if a default placeholder should
139   *                           be used.
140   * @param  description       A human-readable description for this argument.
141   *                           It must not be {@code null}.
142   * @param  parser            The argument parser that will be used to
143   *                           process values provided for this argument.
144   *
145   * @throws  ArgumentException  If there is a problem with the definition of
146   *                             this argument.
147   */
148  public ArgumentListArgument(@Nullable final Character shortIdentifier,
149                              @Nullable final String longIdentifier,
150                              final boolean isRequired,
151                              final int maxOccurrences,
152                              @Nullable final String valuePlaceholder,
153                              @NotNull final String description,
154                              @NotNull final ArgumentParser parser)
155         throws ArgumentException
156  {
157    super(shortIdentifier, longIdentifier, isRequired, maxOccurrences,
158         (valuePlaceholder == null)
159              ? INFO_PLACEHOLDER_ARGS.get()
160              : valuePlaceholder,
161         description);
162
163    this.parser = parser.getCleanCopy();
164
165    values = new ArrayList<>(10);
166    valueStrings = new ArrayList<>(10);
167  }
168
169
170
171  /**
172   * Creates a new argument list argument that is a "clean" copy of the provided
173   * source argument.
174   *
175   * @param  source  The source argument to use for this argument.
176   */
177  private ArgumentListArgument(@NotNull final ArgumentListArgument source)
178  {
179    super(source);
180
181    parser = source.parser;
182    values = new ArrayList<>(10);
183    valueStrings = new ArrayList<>(10);
184  }
185
186
187
188  /**
189   * Retrieves a "clean" copy of the argument parser that will be used to
190   * process values provided for this argument.
191   *
192   * @return  A "clean" copy of the argument parser that will be used to process
193   *          values provided for this argument.
194   */
195  @NotNull()
196  public ArgumentParser getCleanParser()
197  {
198    return parser.getCleanCopy();
199  }
200
201
202
203  /**
204   * {@inheritDoc}
205   */
206  @Override()
207  protected void addValue(@NotNull final String valueString)
208            throws ArgumentException
209  {
210    final List<String> argList;
211    try
212    {
213      argList = StaticUtils.toArgumentList(valueString);
214    }
215    catch (final ParseException pe)
216    {
217      Debug.debugException(pe);
218      throw new ArgumentException(ERR_ARG_LIST_MALFORMED_VALUE.get(valueString,
219           getIdentifierString(), pe.getMessage()), pe);
220    }
221
222    final String[] args = new String[argList.size()];
223    argList.toArray(args);
224
225    final ArgumentParser p = parser.getCleanCopy();
226    try
227    {
228      p.parse(args);
229    }
230    catch (final ArgumentException ae)
231    {
232      Debug.debugException(ae);
233      throw new ArgumentException(ERR_ARG_LIST_INVALID_VALUE.get(valueString,
234      getIdentifierString(), ae.getMessage()), ae);
235    }
236
237    values.add(p);
238    valueStrings.add(valueString);
239  }
240
241
242
243  /**
244   * Retrieves the list of argument parsers that have been used to process
245   * values provided to this argument.
246   *
247   * @return  The list of argument parsers that have been used to process values
248   *          provided to this argument.
249   */
250  @NotNull()
251  public List<ArgumentParser> getValueParsers()
252  {
253    return Collections.unmodifiableList(values);
254  }
255
256
257
258  /**
259   * Retrieves the list of the string representations of the values provided to
260   * this argument.
261   *
262   * @return  The list of the string representations of the values provided to
263   *          this argument.
264   */
265  @NotNull()
266  public List<String> getValueStrings()
267  {
268    return Collections.unmodifiableList(valueStrings);
269  }
270
271
272
273  /**
274   * {@inheritDoc}
275   */
276  @Override()
277  @NotNull()
278  public List<String> getValueStringRepresentations(final boolean useDefault)
279  {
280    return Collections.unmodifiableList(valueStrings);
281  }
282
283
284
285  /**
286   * {@inheritDoc}
287   */
288  @Override()
289  protected boolean hasDefaultValue()
290  {
291    return false;
292  }
293
294
295
296  /**
297   * {@inheritDoc}
298   */
299  @Override()
300  @NotNull()
301  public String getDataTypeName()
302  {
303    return INFO_ARG_LIST_TYPE_NAME.get();
304  }
305
306
307
308  /**
309   * {@inheritDoc}
310   */
311  @Override()
312  @NotNull()
313  public String getValueConstraints()
314  {
315    return INFO_ARG_LIST_CONSTRAINTS.get();
316  }
317
318
319
320  /**
321   * {@inheritDoc}
322   */
323  @Override()
324  protected void reset()
325  {
326    super.reset();
327    values.clear();
328  }
329
330
331
332  /**
333   * {@inheritDoc}
334   */
335  @Override()
336  @NotNull()
337  public ArgumentListArgument getCleanCopy()
338  {
339    return new ArgumentListArgument(this);
340  }
341
342
343
344  /**
345   * {@inheritDoc}
346   */
347  @Override()
348  protected void addToCommandLine(@NotNull final List<String> argStrings)
349  {
350    for (final String s : valueStrings)
351    {
352      argStrings.add(getIdentifierString());
353      if (isSensitive())
354      {
355        argStrings.add("***REDACTED***");
356      }
357      else
358      {
359        argStrings.add(s);
360      }
361    }
362  }
363
364
365
366  /**
367   * {@inheritDoc}
368   */
369  @Override()
370  public void toString(@NotNull final StringBuilder buffer)
371  {
372    buffer.append("ArgumentListArgument(");
373    appendBasicToStringInfo(buffer);
374    buffer.append(", parser=");
375    parser.toString(buffer);
376    buffer.append(')');
377  }
378}