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8242330: Arrays should be cloned in several JAAS Callback classes

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Reviewed-by: mullan
This commit is contained in:
Weijun Wang 2020-04-14 10:04:05 +08:00
parent d34f732b99
commit 8cd9241448
3 changed files with 132 additions and 25 deletions
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28
src/java.base/share/classes/javax/security/auth/callback/ChoiceCallback.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2019, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2020, 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
@ -43,23 +43,23 @@ public class ChoiceCallback implements Callback, java.io.Serializable {
* @serial
* @since 1.4
*/
private String prompt;
private final String prompt;
/**
* @serial the list of choices
* @since 1.4
*/
private String[] choices;
private final String[] choices;
/**
* @serial the choice to be used as the default choice
* @since 1.4
*/
private int defaultChoice;
private final int defaultChoice;
/**
* @serial whether multiple selections are allowed from the list of
* choices
* @since 1.4
*/
private boolean multipleSelectionsAllowed;
private final boolean multipleSelectionsAllowed;
/**
* @serial the selected choices, represented as indexes into the
* {@code choices} list.
@ -75,7 +75,8 @@ public class ChoiceCallback implements Callback, java.io.Serializable {
*
* @param prompt the prompt used to describe the list of choices.
*
* @param choices the list of choices.
* @param choices the list of choices. The array is cloned to protect
* against subsequent modification.
*
* @param defaultChoice the choice to be used as the default choice
* when the list of choices are displayed. This value
@ -110,7 +111,7 @@ public class ChoiceCallback implements Callback, java.io.Serializable {
}
this.prompt = prompt;
this.choices = choices;
this.choices = choices.clone();
this.defaultChoice = defaultChoice;
this.multipleSelectionsAllowed = multipleSelectionsAllowed;
}
@ -127,10 +128,10 @@ public class ChoiceCallback implements Callback, java.io.Serializable {
/**
* Get the list of choices.
*
* @return the list of choices.
* @return a copy of the list of choices.
*/
public String[] getChoices() {
return choices;
return choices.clone();
}
/**
@ -170,7 +171,8 @@ public class ChoiceCallback implements Callback, java.io.Serializable {
* Set the selected choices.
*
* @param selections the selections represented as indexes into the
* {@code choices} list.
* {@code choices} list. The array is cloned to protect
* against subsequent modification.
*
* @exception UnsupportedOperationException if multiple selections are
* not allowed, as determined by
@ -181,18 +183,18 @@ public class ChoiceCallback implements Callback, java.io.Serializable {
public void setSelectedIndexes(int[] selections) {
if (!multipleSelectionsAllowed)
throw new UnsupportedOperationException();
this.selections = selections;
this.selections = selections == null ? null : selections.clone();
}
/**
* Get the selected choices.
*
* @return the selected choices, represented as indexes into the
* @return a copy of the selected choices, represented as indexes into the
* {@code choices} list.
*
* @see #setSelectedIndexes
*/
public int[] getSelectedIndexes() {
return selections;
return selections == null ? null : selections.clone();
}
}

33
src/java.base/share/classes/javax/security/auth/callback/ConfirmationCallback.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2019, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2020, 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
@ -122,31 +122,32 @@ public class ConfirmationCallback implements Callback, java.io.Serializable {
/** ERROR message type. */
public static final int ERROR = 2;
/**
* @serial
* @since 1.4
*/
private String prompt;
private final String prompt;
/**
* @serial
* @since 1.4
*/
private int messageType;
private final int messageType;
/**
* @serial
* @since 1.4
*/
private int optionType = UNSPECIFIED_OPTION;
private final int optionType;
/**
* @serial
* @since 1.4
*/
private int defaultOption;
private final int defaultOption;
/**
* @serial
* @since 1.4
*/
private String[] options;
private final String[] options;
/**
* @serial
* @since 1.4
@ -206,8 +207,10 @@ public class ConfirmationCallback implements Callback, java.io.Serializable {
break;
}
this.prompt = null;
this.messageType = messageType;
this.optionType = optionType;
this.options = null;
this.defaultOption = defaultOption;
}
@ -225,7 +228,8 @@ public class ConfirmationCallback implements Callback, java.io.Serializable {
* @param messageType the message type ({@code INFORMATION},
* {@code WARNING} or {@code ERROR}).
*
* @param options the list of confirmation options.
* @param options the list of confirmation options. The array is cloned
* to protect against subsequent modification.
*
* @param defaultOption the default option, represented as an index
* into the {@code options} array.
@ -253,8 +257,10 @@ public class ConfirmationCallback implements Callback, java.io.Serializable {
throw new IllegalArgumentException();
}
this.prompt = null;
this.messageType = messageType;
this.options = options;
this.optionType = UNSPECIFIED_OPTION;
this.options = options.clone();
this.defaultOption = defaultOption;
}
@ -319,6 +325,7 @@ public class ConfirmationCallback implements Callback, java.io.Serializable {
this.prompt = prompt;
this.messageType = messageType;
this.optionType = optionType;
this.options = null;
this.defaultOption = defaultOption;
}
@ -338,7 +345,8 @@ public class ConfirmationCallback implements Callback, java.io.Serializable {
* @param messageType the message type ({@code INFORMATION},
* {@code WARNING} or {@code ERROR}).
*
* @param options the list of confirmation options.
* @param options the list of confirmation options. The array is cloned
* to protect against subsequent modification.
*
* @param defaultOption the default option, represented as an index
* into the {@code options} array.
@ -371,7 +379,8 @@ public class ConfirmationCallback implements Callback, java.io.Serializable {
this.prompt = prompt;
this.messageType = messageType;
this.options = options;
this.optionType = UNSPECIFIED_OPTION;
this.options = options.clone();
this.defaultOption = defaultOption;
}
@ -418,12 +427,12 @@ public class ConfirmationCallback implements Callback, java.io.Serializable {
/**
* Get the confirmation options.
*
* @return the list of confirmation options, or null if this
* @return a copy of the list of confirmation options, or null if this
* {@code ConfirmationCallback} was instantiated with
* an {@code optionType} instead of {@code options}.
*/
public String[] getOptions() {
return options;
return options == null ? null : options.clone();
}
/**