/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying * information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Portions Copyright 2006 Sun Microsystems, Inc.
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*/
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package org.opends.server.util.args;
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import static org.opends.server.messages.MessageHandler.*;
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import static org.opends.server.messages.UtilityMessages.*;
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/**
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* This class defines an argument type that will only accept integer values,
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* and potentially only those in a given range.
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*/
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public class IntegerArgument
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extends Argument
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{
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// Indicates whether a lower bound will be enforced for this argument.
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private boolean hasLowerBound;
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// Indicates whether an upper bound will be enforced for this argument.
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private boolean hasUpperBound;
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// The lower bound that will be enforced for this argument.
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private int lowerBound;
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// The upper bound that will be enforced for this argument.
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private int upperBound;
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/**
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* Creates a new integer argument with the provided information.
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*
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* @param name The generic name that should be used to refer to
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* this argument.
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* @param shortIdentifier The single-character identifier for this
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* argument, or <CODE>null</CODE> if there is none.
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* @param longIdentifier The long identifier for this argument, or
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* <CODE>null</CODE> if there is none.
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* @param isRequired Indicates whether this argument must be specified
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* on the command line.
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* @param needsValue Indicates whether this argument requires a value.
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* @param valuePlaceholder The placeholder for the argument value that will
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* be displayed in usage information, or
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* <CODE>null</CODE> if this argument does not
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* require a value.
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* @param descriptionID The unique ID of the description for this
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* argument.
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* @param descriptionArgs The arguments that are to be used when generating
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* the description for this argument.
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*
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* @throws ArgumentException If there is a problem with any of the
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* parameters used to create this argument.
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*/
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public IntegerArgument(String name, Character shortIdentifier,
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String longIdentifier, boolean isRequired,
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boolean needsValue, String valuePlaceholder,
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int descriptionID, Object... descriptionArgs)
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throws ArgumentException
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{
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super(name, shortIdentifier, longIdentifier, isRequired, false, needsValue,
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valuePlaceholder, null, null, descriptionID, descriptionArgs);
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hasLowerBound = false;
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hasUpperBound = false;
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lowerBound = Integer.MIN_VALUE;
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upperBound = Integer.MAX_VALUE;
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}
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/**
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* Creates a new integer argument with the provided information.
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*
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* @param name The generic name that should be used to refer to
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* this argument.
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* @param shortIdentifier The single-character identifier for this
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* argument, or <CODE>null</CODE> if there is none.
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* @param longIdentifier The long identifier for this argument, or
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* <CODE>null</CODE> if there is none.
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* @param isRequired Indicates whether this argument must be specified
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* on the command line.
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* @param needsValue Indicates whether this argument requires a value.
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* @param valuePlaceholder The placeholder for the argument value that will
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* be displayed in usage information, or
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* <CODE>null</CODE> if this argument does not
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* require a value.
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* @param hasLowerBound Indicates whether a lower bound should be
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* enforced for values of this argument.
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* @param lowerBound The lower bound that should be enforced for
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* values of this argument.
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* @param hasUpperBound Indicates whether an upperbound should be
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* enforced for values of this argument.
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* @param upperBound The upper bound that should be enforced for
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* values of this argument.
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* @param descriptionID The unique ID of the description for this
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* argument.
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* @param descriptionArgs The arguments that are to be used when generating
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* the description for this argument.
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*
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* @throws ArgumentException If there is a problem with any of the
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* parameters used to create this argument.
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*/
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public IntegerArgument(String name, Character shortIdentifier,
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String longIdentifier, boolean isRequired,
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boolean needsValue, String valuePlaceholder,
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boolean hasLowerBound, int lowerBound,
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boolean hasUpperBound, int upperBound,
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int descriptionID, Object... descriptionArgs)
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throws ArgumentException
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{
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super(name, shortIdentifier, longIdentifier, isRequired, false, needsValue,
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valuePlaceholder, null, null, descriptionID, descriptionArgs);
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this.hasLowerBound = hasLowerBound;
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this.hasUpperBound = hasUpperBound;
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this.lowerBound = lowerBound;
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this.upperBound = upperBound;
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if (hasLowerBound && hasUpperBound && (lowerBound > upperBound))
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{
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int msgID = MSGID_INTARG_LOWER_BOUND_ABOVE_UPPER_BOUND;
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String message = getMessage(msgID, name, lowerBound, upperBound);
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throw new ArgumentException(msgID, message);
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}
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}
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/**
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* Creates a new integer argument with the provided information.
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*
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* @param name The generic name that should be used to refer to
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* this argument.
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* @param shortIdentifier The single-character identifier for this
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* argument, or <CODE>null</CODE> if there is none.
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* @param longIdentifier The long identifier for this argument, or
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* <CODE>null</CODE> if there is none.
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* @param isRequired Indicates whether this argument must be specified
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* on the command line.
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* @param isMultiValued Indicates whether this argument may be specified
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* more than once to provide multiple values.
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* @param needsValue Indicates whether this argument requires a value.
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* @param valuePlaceholder The placeholder for the argument value that will
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* be displayed in usage information, or
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* <CODE>null</CODE> if this argument does not
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* require a value.
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* @param defaultValue The default value that should be used for this
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* argument if none is provided in a properties file
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* or on the command line. This may be
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* <CODE>null</CODE> if there is no generic default.
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* @param propertyName The name of the property in a property file that
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* may be used to override the default value but
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* will be overridden by a command-line argument.
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* @param descriptionID The unique ID of the description for this
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* argument.
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* @param descriptionArgs The arguments that are to be used when generating
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* the description for this argument.
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*
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* @throws ArgumentException If there is a problem with any of the
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* parameters used to create this argument.
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*/
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public IntegerArgument(String name, Character shortIdentifier,
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String longIdentifier, boolean isRequired,
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boolean isMultiValued, boolean needsValue,
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String valuePlaceholder, int defaultValue,
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String propertyName, int descriptionID,
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Object... descriptionArgs)
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throws ArgumentException
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{
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super(name, shortIdentifier, longIdentifier, isRequired, isMultiValued,
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needsValue, valuePlaceholder, String.valueOf(defaultValue),
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propertyName, descriptionID, descriptionArgs);
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hasLowerBound = false;
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hasUpperBound = false;
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lowerBound = Integer.MIN_VALUE;
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upperBound = Integer.MAX_VALUE;
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}
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/**
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* Creates a new integer argument with the provided information.
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*
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* @param name The generic name that should be used to refer to
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* this argument.
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* @param shortIdentifier The single-character identifier for this
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* argument, or <CODE>null</CODE> if there is none.
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* @param longIdentifier The long identifier for this argument, or
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* <CODE>null</CODE> if there is none.
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* @param isRequired Indicates whether this argument must be specified
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* on the command line.
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* @param isMultiValued Indicates whether this argument may be specified
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* more than once to provide multiple values.
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* @param needsValue Indicates whether this argument requires a value.
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* @param valuePlaceholder The placeholder for the argument value that will
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* be displayed in usage information, or
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* <CODE>null</CODE> if this argument does not
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* require a value.
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* @param defaultValue The default value that should be used for this
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* argument if none is provided in a properties file
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* or on the command line. This may be
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* <CODE>null</CODE> if there is no generic default.
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* @param propertyName The name of the property in a property file that
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* may be used to override the default value but
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* will be overridden by a command-line argument.
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* @param hasLowerBound Indicates whether a lower bound should be
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* enforced for values of this argument.
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* @param lowerBound The lower bound that should be enforced for
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* values of this argument.
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* @param hasUpperBound Indicates whether an upperbound should be
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* enforced for values of this argument.
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* @param upperBound The upper bound that should be enforced for
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* values of this argument.
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* @param descriptionID The unique ID of the description for this
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* argument.
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* @param descriptionArgs The arguments that are to be used when generating
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* the description for this argument.
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*
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* @throws ArgumentException If there is a problem with any of the
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* parameters used to create this argument.
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*/
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public IntegerArgument(String name, Character shortIdentifier,
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String longIdentifier, boolean isRequired,
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boolean isMultiValued, boolean needsValue,
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String valuePlaceholder, int defaultValue,
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String propertyName, boolean hasLowerBound,
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int lowerBound, boolean hasUpperBound, int upperBound,
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int descriptionID, Object... descriptionArgs)
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throws ArgumentException
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{
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super(name, shortIdentifier, longIdentifier, isRequired, isMultiValued,
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needsValue, valuePlaceholder, String.valueOf(defaultValue),
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propertyName, descriptionID, descriptionArgs);
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this.hasLowerBound = hasLowerBound;
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this.hasUpperBound = hasUpperBound;
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this.lowerBound = lowerBound;
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this.upperBound = upperBound;
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if (hasLowerBound && hasUpperBound && (lowerBound > upperBound))
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{
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int msgID = MSGID_INTARG_LOWER_BOUND_ABOVE_UPPER_BOUND;
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String message = getMessage(msgID, name, lowerBound, upperBound);
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throw new ArgumentException(msgID, message);
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}
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}
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/**
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* Indicates whether a lower bound should be enforced for values of this
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* argument.
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*
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* @return <CODE>true</CODE> if a lower bound should be enforced for values
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* of this argument, or <CODE>false</CODE> if not.
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*/
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public boolean hasLowerBound()
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{
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return hasLowerBound;
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}
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/**
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* Retrieves the lower bound that may be enforced for values of this argument.
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*
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* @return The lower bound that may be enforced for values of this argument.
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*/
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public int getLowerBound()
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{
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return lowerBound;
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}
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/**
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* Indicates whether a upper bound should be enforced for values of this
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* argument.
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*
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* @return <CODE>true</CODE> if a upper bound should be enforced for values
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* of this argument, or <CODE>false</CODE> if not.
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*/
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public boolean hasUpperBound()
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{
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return hasUpperBound;
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}
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/**
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* Retrieves the upper bound that may be enforced for values of this argument.
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*
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* @return The upper bound that may be enforced for values of this argument.
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*/
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public int getUpperBound()
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{
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return upperBound;
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}
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/**
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* Indicates whether the provided value is acceptable for use in this
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* argument.
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*
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* @param valueString The value for which to make the determination.
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* @param invalidReason A buffer into which the invalid reason may be
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* written if the value is not acceptable.
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*
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* @return <CODE>true</CODE> if the value is acceptable, or
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* <CODE>false</CODE> if it is not.
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*/
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public boolean valueIsAcceptable(String valueString,
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StringBuilder invalidReason)
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{
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// First, the value must be decodable as an integer.
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int intValue;
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try
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{
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intValue = Integer.parseInt(valueString);
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}
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catch (Exception e)
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{
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int msgID = MSGID_ARG_CANNOT_DECODE_AS_INT;
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invalidReason.append(getMessage(msgID, valueString, getName()));
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return false;
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}
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// If there is a lower bound, then the value must be greater than or equal
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// to it.
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if (hasLowerBound && (intValue < lowerBound))
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{
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int msgID = MSGID_INTARG_VALUE_BELOW_LOWER_BOUND;
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invalidReason.append(getMessage(msgID, getName(), intValue, lowerBound));
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return false;
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}
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// If there is an upper bound, then the value must be less than or equal to
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// it.
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if (hasUpperBound && (intValue > upperBound))
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{
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int msgID = MSGID_INTARG_VALUE_ABOVE_UPPER_BOUND;
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invalidReason.append(getMessage(msgID, getName(), intValue, upperBound));
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return false;
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}
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// At this point, the value should be acceptable.
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return true;
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}
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}
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