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Merge JDK 1.4 java.security changes from classpath.

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* java/security/AccessControlException.java: Merge from Classpath.
       * java/security/AccessController.java: Likewise.
       * java/security/AllPermission.java: Likewise.
       * java/security/BasicPermission.java: Likewise.
       * java/security/Certificate.java: Likewise.
       * java/security/CodeSource.java: Likewise.
       * java/security/DigestException.java: Likewise.
       * java/security/DigestOutputStream.java: Likewise.
       * java/security/DomainCombiner.java: Likewise.
       * java/security/GeneralSecurityException.java: Likewise.
       * java/security/Guard.java: Likewise.
       * java/security/GuardedObject.java: Likewise.
       * java/security/InvalidAlgorithmParameterException.java: Likewise.
       * java/security/InvalidKeyException.java: Likewise.
       * java/security/InvalidParameterException.java: Likewise.
       * java/security/Key.java: Likewise.
       * java/security/KeyException.java: Likewise.
       * java/security/KeyManagementException.java: Likewise.
       * java/security/KeyStoreException.java: Likewise.
       * java/security/MessageDigest.java: Likewise.
       * java/security/NoSuchAlgorithmException.java: Likewise.
       * java/security/NoSuchProviderException.java: Likewise.
       * java/security/Permission.java: Likewise.
       * java/security/PermissionCollection.java: Likewise.
       * java/security/Permissions.java: Likewise.
       * java/security/Policy.java: Likewise.
       * java/security/Principal.java: Likewise.
       * java/security/PrivateKey.java: Likewise.
       * java/security/PrivilegedAction.java: Likewise.
       * java/security/PrivilegedActionException.java: Likewise.
       * java/security/PrivilegedExceptionAction.java: Likewise.
       * java/security/ProtectionDomain.java: Likewise.
       * java/security/ProviderException.java: Likewise.
       * java/security/PublicKey.java: Likewise.
       * java/security/SecureClassLoader.java: Likewise.
       * java/security/SecurityPermission.java: Likewise.
       * java/security/SignatureException.java: Likewise.
       * java/security/UnrecoverableKeyException.java: Likewise.
       * java/security/UnresolvedPermission.java: Likewise.
       * java/security/acl/AclNotFoundException.java: Likewise.
       * java/security/acl/LastOwnerException.java: Likewise.
       * java/security/acl/NotOwnerException.java: Likewise.
       * java/security/cert/CRLException.java: Likewise.
       * java/security/cert/CertificateEncodingException.java: Likewise.
       * java/security/cert/CertificateException.java: Likewise.
       * java/security/cert/CertificateExpiredException.java: Likewise.
       * java/security/cert/CertificateFactory.java: Likewise.
       * java/security/cert/CertificateNotYetValidException.java: Likewise.
       * java/security/cert/CertificateParsingException.java: Likewise.
       * java/security/spec/InvalidKeySpecException.java: Likewise.
       * java/security/spec/InvalidParameterSpecException.java: Likewise.

       * java/security/cert/CertPath.java: New file.
       * java/security/cert/CertPathBuilderException.java: New file.
       * java/security/cert/CertPathValidatorException.java: New file.
       * java/security/cert/CertStoreException.java: New file.

       * Makefile.am: Add new CertPath classes.
       * Makefile.in: Rebuilt.

       * gnu/java/util/EmptyEnumeration: New file from classpath.

From-SVN: r53837
This commit is contained in:
Bryce McKinlay 2002-05-24 11:57:40 +00:00 • committed by Bryce McKinlay
parent 4fbecd2944
commit d2f108e266
59 changed files with 2816 additions and 1371 deletions
Download patch file Download diff file Expand all files Collapse all files

178
libjava/java/security/PermissionCollection.java
View file

@ -1,5 +1,5 @@
/* PermissionCollection.java -- A collection of permission objects
Copyright (C) 1998, 2001 Free Software Foundation, Inc.
Copyright (C) 1998, 2001, 2002 Free Software Foundation, Inc.
This file is part of GNU Classpath.
@ -40,74 +40,87 @@ package java.security;
import java.io.Serializable;
import java.util.Enumeration;
/**
* This class models a group of Java permissions. It has convenient
* methods for determining whether or not a given permission is implied
* by any of the permissions in this collection.
* <p>
* Some care must be taken in storing permissions. First, a collection of
* the appropriate type must be created. This is done by calling the
* <code>newPermissionCollection</code> method on an object of the
* permission class you wish to add to the collection. If this method
* returns <code>null</code>, any type of <code>PermissionCollection</code>
* can be used to store permissions of that type. However, if a
* <code>PermissionCollection</code> collection object is returned, that
* type must be used.
* <p>
* The <code>PermissionCollection</code>'s returned
* by the <code>newPermissionCollection</code> instance in a subclass of
* <code>Permission</code> is a homogeneous collection. It only will
* hold permissions of one specified type - instances of the class that
* created it. Not all <code>PermissionCollection</code> subclasses
* have to hold permissions of only one type however. For example,
* the <code>Permissions</code> class holds permissions of many types.
* <p>
* Since the <code>newPermissionCollection</code> in <code>Permission</code>
* itself returns <code>null</code>, by default a permission can be stored
* in any type of collection unless it overrides that method to create its
* own collection type.
*
* @version 0.0
*
* @author Aaron M. Renn (arenn@urbanophile.com)
*/
public abstract class PermissionCollection
extends Object
implements Serializable
/**
* This class models a group of Java permissions. It has convenient
* methods for determining whether or not a given permission is implied
* by any of the permissions in this collection.
*
* <p>Some care must be taken in storing permissions. First, a collection of
* the appropriate type must be created. This is done by calling the
* <code>newPermissionCollection</code> method on an object of the
* permission class you wish to add to the collection. If this method
* returns <code>null</code>, any type of <code>PermissionCollection</code>
* can be used to store permissions of that type. However, if a
* <code>PermissionCollection</code> collection object is returned, that
* type must be used.
*
* <p>A <code>PermissionCollection</code> returned by the
* <code>newPermissionCollection</code> method in a subclass of
* <code>Permission</code> is a homogeneous collection. It only will
* hold permissions of one specified type - instances of the class that
* created it. Not all <code>PermissionCollection</code> subclasses
* have to hold permissions of only one type however. For example,
* the <code>Permissions</code> class holds permissions of many types.
*
* <p>Since the <code>newPermissionCollection</code> in <code>Permission</code>
* itself returns <code>null</code>, by default a permission can be stored
* in any type of collection unless it overrides that method to create its
* own collection type.
*
* @author Aaron M. Renn <arenn@urbanophile.com>
* @author Eric Blake <ebb9@email.byu.edu>
* @see Permission
* @see Permissions
* @since 1.1
* @status updated to 1.4
*/
public abstract class PermissionCollection implements Serializable
{
private static final String linesep = null;
static
{
String linesep = System.getProperty("line.separator");
if (linesep == null);
linesep = "\n";
}
/**
* Compatible with JDK 1.1+.
*/
private static final long serialVersionUID = -6727011328946861783L;
/**
* Indicates whether or not this collection is read only.
*
* @serial if the collection is read-only
*/
private boolean readOnly;
/**
* This method initializes a new instance of <code>PermissionCollection</code>.
* This is provided only as a default constructor and does nothing in this
* class.
* Create a new collection.
*/
public PermissionCollection()
{
}
/**
* This method tests whether or not this <code>PermissionCollection</code>
* object is read only.
* This method adds a new <code>Permission</code> object to the collection.
*
* @return <code>true</code> if this collection is read only, <code>false</code> otherwise
* @param perm the <code>Permission</code> to add
*
* @throws SecurityException if the collection is marked read only
* @throws IllegalArgumentException if perm is of the wrong type
*/
public boolean isReadOnly()
{
return (readOnly);
}
public abstract void add(Permission perm);
/**
* This method tests whether the specified <code>Permission</code> object is
* implied by this collection of <code>Permission</code> objects.
*
* @param perm the <code>Permission</code> object to test
* @return true if the collection implies perm
*/
public abstract boolean implies(Permission perm);
/**
* This method returns an <code>Enumeration</code> of all the objects in
* this collection.
*
* @return an <code>Enumeration</code> of this collection's objects
*/
public abstract Enumeration elements();
/**
* This method sets this <code>PermissionCollection</code> object to be
@ -119,57 +132,36 @@ public abstract class PermissionCollection
readOnly = true;
}
/**
* This method adds a new <code>Permission</code> object to the collection.
*
* @param perm The <code>Permission</code> to add.
*
* @exception SecurityException If the collection is marked read only.
* @exception IllegalArgumentException If a permission of the specified type cannot be added
*/
public abstract void
add(Permission perm) throws SecurityException, IllegalArgumentException;
/**
* This method returns an <code>Enumeration</code> of all the objects in
* this collection.
* This method tests whether or not this <code>PermissionCollection</code>
* object is read only.
*
* @return An <code>Enumeration</code> of this collection's objects.
* @return true if this collection is read only
*/
public abstract Enumeration elements();
/**
* This method tests whether the specified <code>Permission</code> object is
* implied by this collection of <code>Permission</code> objects.
*
* @param perm The <code>Permission</code> object to test.
*
* @return <code>true</code> if the specified <code>Permission</code> is implied by this collection, <code>false</code> otherwise.
*/
public abstract boolean implies(Permission perm);
public boolean isReadOnly()
{
return readOnly;
}
/**
* This method returns a <code>String</code> representation of this
* collection. It will print the class name and has code in the same
* manner as <code>Object.toString()</code> then print a listing of all
* the <code>Permission</code> objects contained.
* collection. It is formed by:
* <pre>
* super.toString()" (\n"
* // enumerate all permissions, one per line
* ")\n"
* </pre>
*
* @return A <code>String</code> representing this object.
* @return a <code>String</code> representing this object
*/
public String toString()
{
StringBuffer sb = new StringBuffer("");
StringBuffer sb = new StringBuffer(super.toString());
sb.append(super.toString() + " (" + linesep);
sb.append(" (\n");
Enumeration e = elements();
while (e.hasMoreElements())
{
Object obj = e.nextElement();
if (obj instanceof Permission)
sb.append(((Permission) obj).toString() + linesep);
}
sb.append(")" + linesep);
return (sb.toString());
sb.append(' ').append(e.nextElement()).append('\n');
return sb.append(")\n").toString();
}
}
} // class PermissionCollection