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/*
* Copyright 2008-2021 Ping Identity Corporation
* All Rights Reserved.
*/
/*
* Copyright 2008-2021 Ping Identity Corporation
*
* Licensed 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.
*/
/*
* Copyright (C) 2008-2021 Ping Identity Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License (GPLv2 only)
* or the terms of the GNU Lesser General Public License (LGPLv2.1 only)
* as published by the Free Software Foundation.
*
* This program 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see .
*/
package com.unboundid.util.args;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import com.unboundid.ldap.sdk.DN;
import com.unboundid.ldap.sdk.LDAPException;
import com.unboundid.util.Debug;
import com.unboundid.util.Mutable;
import com.unboundid.util.NotNull;
import com.unboundid.util.Nullable;
import com.unboundid.util.ThreadSafety;
import com.unboundid.util.ThreadSafetyLevel;
import static com.unboundid.util.args.ArgsMessages.*;
/**
* This class defines an argument that is intended to hold one or more
* distinguished name values. DN arguments must take values, and those values
* must be able to be parsed as distinguished names.
*/
@Mutable()
@ThreadSafety(level=ThreadSafetyLevel.NOT_THREADSAFE)
public final class DNArgument
extends Argument
{
/**
* The serial version UID for this serializable class.
*/
private static final long serialVersionUID = 7956577383262400167L;
// The set of values assigned to this argument.
@NotNull private final ArrayList values;
// The argument value validators that have been registered for this argument.
@NotNull private final List validators;
// The list of default values for this argument.
@Nullable private final List defaultValues;
/**
* Creates a new DN argument with the provided information. It will not be
* required, will permit at most one occurrence, will use a default
* placeholder, and will not have a default value.
*
* @param shortIdentifier The short identifier for this argument. It may
* not be {@code null} if the long identifier is
* {@code null}.
* @param longIdentifier The long identifier for this argument. It may
* not be {@code null} if the short identifier is
* {@code null}.
* @param description A human-readable description for this argument.
* It must not be {@code null}.
*
* @throws ArgumentException If there is a problem with the definition of
* this argument.
*/
public DNArgument(@Nullable final Character shortIdentifier,
@Nullable final String longIdentifier,
@NotNull final String description)
throws ArgumentException
{
this(shortIdentifier, longIdentifier, false, 1, null, description);
}
/**
* Creates a new DN argument with the provided information. It will not have
* a default value.
*
* @param shortIdentifier The short identifier for this argument. It may
* not be {@code null} if the long identifier is
* {@code null}.
* @param longIdentifier The long identifier for this argument. It may
* not be {@code null} if the short identifier is
* {@code null}.
* @param isRequired Indicates whether this argument is required to
* be provided.
* @param maxOccurrences The maximum number of times this argument may be
* provided on the command line. A value less than
* or equal to zero indicates that it may be present
* any number of times.
* @param valuePlaceholder A placeholder to display in usage information to
* indicate that a value must be provided. It may
* be {@code null} if a default placeholder should
* be used.
* @param description A human-readable description for this argument.
* It must not be {@code null}.
*
* @throws ArgumentException If there is a problem with the definition of
* this argument.
*/
public DNArgument(@Nullable final Character shortIdentifier,
@Nullable final String longIdentifier,
final boolean isRequired,
final int maxOccurrences,
@Nullable final String valuePlaceholder,
@NotNull final String description)
throws ArgumentException
{
this(shortIdentifier, longIdentifier, isRequired, maxOccurrences,
valuePlaceholder, description, (List) null);
}
/**
* Creates a new DN argument with the provided information.
*
* @param shortIdentifier The short identifier for this argument. It may
* not be {@code null} if the long identifier is
* {@code null}.
* @param longIdentifier The long identifier for this argument. It may
* not be {@code null} if the short identifier is
* {@code null}.
* @param isRequired Indicates whether this argument is required to
* be provided.
* @param maxOccurrences The maximum number of times this argument may be
* provided on the command line. A value less than
* or equal to zero indicates that it may be present
* any number of times.
* @param valuePlaceholder A placeholder to display in usage information to
* indicate that a value must be provided. It may
* be {@code null} if a default placeholder should
* be used.
* @param description A human-readable description for this argument.
* It must not be {@code null}.
* @param defaultValue The default value to use for this argument if no
* values were provided.
*
* @throws ArgumentException If there is a problem with the definition of
* this argument.
*/
public DNArgument(@Nullable final Character shortIdentifier,
@Nullable final String longIdentifier,
final boolean isRequired, final int maxOccurrences,
@Nullable final String valuePlaceholder,
@NotNull final String description,
@Nullable final DN defaultValue)
throws ArgumentException
{
this(shortIdentifier, longIdentifier, isRequired, maxOccurrences,
valuePlaceholder, description,
((defaultValue == null)
? null :
Collections.singletonList(defaultValue)));
}
/**
* Creates a new DN argument with the provided information.
*
* @param shortIdentifier The short identifier for this argument. It may
* not be {@code null} if the long identifier is
* {@code null}.
* @param longIdentifier The long identifier for this argument. It may
* not be {@code null} if the short identifier is
* {@code null}.
* @param isRequired Indicates whether this argument is required to
* be provided.
* @param maxOccurrences The maximum number of times this argument may be
* provided on the command line. A value less than
* or equal to zero indicates that it may be present
* any number of times.
* @param valuePlaceholder A placeholder to display in usage information to
* indicate that a value must be provided. It may
* be {@code null} if a default placeholder should
* be used.
* @param description A human-readable description for this argument.
* It must not be {@code null}.
* @param defaultValues The set of default values to use for this
* argument if no values were provided.
*
* @throws ArgumentException If there is a problem with the definition of
* this argument.
*/
public DNArgument(@Nullable final Character shortIdentifier,
@Nullable final String longIdentifier,
final boolean isRequired, final int maxOccurrences,
@Nullable final String valuePlaceholder,
@NotNull final String description,
@Nullable final List defaultValues)
throws ArgumentException
{
super(shortIdentifier, longIdentifier, isRequired, maxOccurrences,
(valuePlaceholder == null)
? INFO_PLACEHOLDER_DN.get()
: valuePlaceholder,
description);
if ((defaultValues == null) || defaultValues.isEmpty())
{
this.defaultValues = null;
}
else
{
this.defaultValues = Collections.unmodifiableList(defaultValues);
}
values = new ArrayList<>(5);
validators = new ArrayList<>(5);
}
/**
* Creates a new DN argument that is a "clean" copy of the provided source
* argument.
*
* @param source The source argument to use for this argument.
*/
private DNArgument(@NotNull final DNArgument source)
{
super(source);
defaultValues = source.defaultValues;
values = new ArrayList<>(5);
validators = new ArrayList<>(source.validators);
}
/**
* Retrieves the list of default values for this argument, which will be used
* if no values were provided.
*
* @return The list of default values for this argument, or {@code null} if
* there are no default values.
*/
@Nullable()
public List getDefaultValues()
{
return defaultValues;
}
/**
* Updates this argument to ensure that the provided validator will be invoked
* for any values provided to this argument. This validator will be invoked
* after all other validation has been performed for this argument.
*
* @param validator The argument value validator to be invoked. It must not
* be {@code null}.
*/
public void addValueValidator(@NotNull final ArgumentValueValidator validator)
{
validators.add(validator);
}
/**
* {@inheritDoc}
*/
@Override()
protected void addValue(@NotNull final String valueString)
throws ArgumentException
{
final DN parsedDN;
try
{
parsedDN = new DN(valueString);
}
catch (final LDAPException le)
{
Debug.debugException(le);
throw new ArgumentException(ERR_DN_VALUE_NOT_DN.get(valueString,
getIdentifierString(), le.getMessage()),
le);
}
if (values.size() >= getMaxOccurrences())
{
throw new ArgumentException(ERR_ARG_MAX_OCCURRENCES_EXCEEDED.get(
getIdentifierString()));
}
for (final ArgumentValueValidator v : validators)
{
v.validateArgumentValue(this, valueString);
}
values.add(parsedDN);
}
/**
* Retrieves the value for this argument, or the default value if none was
* provided. If there are multiple values, then the first will be returned.
*
* @return The value for this argument, or the default value if none was
* provided, or {@code null} if there is no value and no default
* value.
*/
@Nullable()
public DN getValue()
{
if (values.isEmpty())
{
if ((defaultValues == null) || defaultValues.isEmpty())
{
return null;
}
else
{
return defaultValues.get(0);
}
}
else
{
return values.get(0);
}
}
/**
* Retrieves the set of values for this argument.
*
* @return The set of values for this argument.
*/
@NotNull()
public List getValues()
{
if (values.isEmpty() && (defaultValues != null))
{
return defaultValues;
}
return Collections.unmodifiableList(values);
}
/**
* Retrieves a string representation of the value for this argument, or a
* string representation of the default value if none was provided. If there
* are multiple values, then the first will be returned.
*
* @return The string representation of the value for this argument, or the
* string representation of the default value if none was provided,
* or {@code null} if there is no value and no default value.
*/
@Nullable()
public String getStringValue()
{
final DN valueDN = getValue();
if (valueDN == null)
{
return null;
}
return valueDN.toString();
}
/**
* {@inheritDoc}
*/
@Override()
@NotNull()
public List getValueStringRepresentations(final boolean useDefault)
{
if (values.isEmpty())
{
if (useDefault && (defaultValues != null))
{
final ArrayList valueStrings =
new ArrayList<>(defaultValues.size());
for (final DN dn : defaultValues)
{
valueStrings.add(dn.toString());
}
return Collections.unmodifiableList(valueStrings);
}
else
{
return Collections.emptyList();
}
}
else
{
final ArrayList valueStrings = new ArrayList<>(values.size());
for (final DN dn : values)
{
valueStrings.add(dn.toString());
}
return Collections.unmodifiableList(valueStrings);
}
}
/**
* {@inheritDoc}
*/
@Override()
protected boolean hasDefaultValue()
{
return ((defaultValues != null) && (! defaultValues.isEmpty()));
}
/**
* {@inheritDoc}
*/
@Override()
@NotNull()
public String getDataTypeName()
{
return INFO_DN_TYPE_NAME.get();
}
/**
* {@inheritDoc}
*/
@Override()
@NotNull()
public String getValueConstraints()
{
return INFO_DN_CONSTRAINTS.get();
}
/**
* {@inheritDoc}
*/
@Override()
protected void reset()
{
super.reset();
values.clear();
}
/**
* {@inheritDoc}
*/
@Override()
@NotNull()
public DNArgument getCleanCopy()
{
return new DNArgument(this);
}
/**
* {@inheritDoc}
*/
@Override()
protected void addToCommandLine(@NotNull final List argStrings)
{
for (final DN dn : values)
{
argStrings.add(getIdentifierString());
if (isSensitive())
{
argStrings.add("***REDACTED***");
}
else
{
argStrings.add(String.valueOf(dn));
}
}
}
/**
* {@inheritDoc}
*/
@Override()
public void toString(@NotNull final StringBuilder buffer)
{
buffer.append("DNArgument(");
appendBasicToStringInfo(buffer);
if ((defaultValues != null) && (! defaultValues.isEmpty()))
{
if (defaultValues.size() == 1)
{
buffer.append(", defaultValue='");
buffer.append(defaultValues.get(0).toString());
}
else
{
buffer.append(", defaultValues={");
final Iterator iterator = defaultValues.iterator();
while (iterator.hasNext())
{
buffer.append('\'');
buffer.append(iterator.next().toString());
buffer.append('\'');
if (iterator.hasNext())
{
buffer.append(", ");
}
}
buffer.append('}');
}
}
buffer.append(')');
}
}
