--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/com/sun/security/auth/UnixNumericGroupPrincipal.java Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,219 @@
+/*
+ * Copyright 2000-2003 Sun Microsystems, Inc. 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
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package com.sun.security.auth;
+
+import java.security.Principal;
+
+/**
+ * <p> This class implements the <code>Principal</code> interface
+ * and represents a user's Unix group identification number (GID).
+ *
+ * <p> Principals such as this <code>UnixNumericGroupPrincipal</code>
+ * may be associated with a particular <code>Subject</code>
+ * to augment that <code>Subject</code> with an additional
+ * identity. Refer to the <code>Subject</code> class for more information
+ * on how to achieve this. Authorization decisions can then be based upon
+ * the Principals associated with a <code>Subject</code>.
+ *
+ * @see java.security.Principal
+ * @see javax.security.auth.Subject
+ */
+public class UnixNumericGroupPrincipal implements
+ Principal,
+ java.io.Serializable {
+
+ private static final long serialVersionUID = 3941535899328403223L;
+
+ /**
+ * @serial
+ */
+ private String name;
+
+ /**
+ * @serial
+ */
+ private boolean primaryGroup;
+
+ /**
+ * Create a <code>UnixNumericGroupPrincipal</code> using a
+ * <code>String</code> representation of the user's
+ * group identification number (GID).
+ *
+ * <p>
+ *
+ * @param name the user's group identification number (GID)
+ * for this user. <p>
+ *
+ * @param primaryGroup true if the specified GID represents the
+ * primary group to which this user belongs.
+ *
+ * @exception NullPointerException if the <code>name</code>
+ * is <code>null</code>.
+ */
+ public UnixNumericGroupPrincipal(String name, boolean primaryGroup) {
+ if (name == null) {
+ java.text.MessageFormat form = new java.text.MessageFormat
+ (sun.security.util.ResourcesMgr.getString
+ ("invalid null input: value",
+ "sun.security.util.AuthResources"));
+ Object[] source = {"name"};
+ throw new NullPointerException(form.format(source));
+ }
+
+ this.name = name;
+ this.primaryGroup = primaryGroup;
+ }
+
+ /**
+ * Create a <code>UnixNumericGroupPrincipal</code> using a
+ * long representation of the user's group identification number (GID).
+ *
+ * <p>
+ *
+ * @param name the user's group identification number (GID) for this user
+ * represented as a long. <p>
+ *
+ * @param primaryGroup true if the specified GID represents the
+ * primary group to which this user belongs.
+ *
+ */
+ public UnixNumericGroupPrincipal(long name, boolean primaryGroup) {
+ this.name = (new Long(name)).toString();
+ this.primaryGroup = primaryGroup;
+ }
+
+ /**
+ * Return the user's group identification number (GID) for this
+ * <code>UnixNumericGroupPrincipal</code>.
+ *
+ * <p>
+ *
+ * @return the user's group identification number (GID) for this
+ * <code>UnixNumericGroupPrincipal</code>
+ */
+ public String getName() {
+ return name;
+ }
+
+ /**
+ * Return the user's group identification number (GID) for this
+ * <code>UnixNumericGroupPrincipal</code> as a long.
+ *
+ * <p>
+ *
+ * @return the user's group identification number (GID) for this
+ * <code>UnixNumericGroupPrincipal</code> as a long.
+ */
+ public long longValue() {
+ return ((new Long(name)).longValue());
+ }
+
+ /**
+ * Return whether this group identification number (GID) represents
+ * the primary group to which this user belongs.
+ *
+ * <p>
+ *
+ * @return true if this group identification number (GID) represents
+ * the primary group to which this user belongs,
+ * or false otherwise.
+ */
+ public boolean isPrimaryGroup() {
+ return primaryGroup;
+ }
+
+ /**
+ * Return a string representation of this
+ * <code>UnixNumericGroupPrincipal</code>.
+ *
+ * <p>
+ *
+ * @return a string representation of this
+ * <code>UnixNumericGroupPrincipal</code>.
+ */
+ public String toString() {
+
+ if (primaryGroup) {
+ java.text.MessageFormat form = new java.text.MessageFormat
+ (sun.security.util.ResourcesMgr.getString
+ ("UnixNumericGroupPrincipal [Primary Group]: name",
+ "sun.security.util.AuthResources"));
+ Object[] source = {name};
+ return form.format(source);
+ } else {
+ java.text.MessageFormat form = new java.text.MessageFormat
+ (sun.security.util.ResourcesMgr.getString
+ ("UnixNumericGroupPrincipal [Supplementary Group]: name",
+ "sun.security.util.AuthResources"));
+ Object[] source = {name};
+ return form.format(source);
+ }
+ }
+
+ /**
+ * Compares the specified Object with this
+ * <code>UnixNumericGroupPrincipal</code>
+ * for equality. Returns true if the given object is also a
+ * <code>UnixNumericGroupPrincipal</code> and the two
+ * UnixNumericGroupPrincipals
+ * have the same group identification number (GID).
+ *
+ * <p>
+ *
+ * @param o Object to be compared for equality with this
+ * <code>UnixNumericGroupPrincipal</code>.
+ *
+ * @return true if the specified Object is equal equal to this
+ * <code>UnixNumericGroupPrincipal</code>.
+ */
+ public boolean equals(Object o) {
+ if (o == null)
+ return false;
+
+ if (this == o)
+ return true;
+
+ if (!(o instanceof UnixNumericGroupPrincipal))
+ return false;
+ UnixNumericGroupPrincipal that = (UnixNumericGroupPrincipal)o;
+
+ if (this.getName().equals(that.getName()) &&
+ this.isPrimaryGroup() == that.isPrimaryGroup())
+ return true;
+ return false;
+ }
+
+ /**
+ * Return a hash code for this <code>UnixNumericGroupPrincipal</code>.
+ *
+ * <p>
+ *
+ * @return a hash code for this <code>UnixNumericGroupPrincipal</code>.
+ */
+ public int hashCode() {
+ return toString().hashCode();
+ }
+}