325N/A/*
325N/A * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
325N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
325N/A *
325N/A * This code is free software; you can redistribute it and/or modify it
325N/A * under the terms of the GNU General Public License version 2 only, as
325N/A * published by the Free Software Foundation. Oracle designates this
325N/A * particular file as subject to the "Classpath" exception as provided
325N/A * by Oracle in the LICENSE file that accompanied this code.
325N/A *
325N/A * This code is distributed in the hope that it will be useful, but WITHOUT
325N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
325N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
325N/A * version 2 for more details (a copy is included in the LICENSE file that
325N/A * accompanied this code).
325N/A *
325N/A * You should have received a copy of the GNU General Public License version
325N/A * 2 along with this work; if not, write to the Free Software Foundation,
325N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
325N/A *
325N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
325N/A * or visit www.oracle.com if you need additional information or have any
325N/A * questions.
325N/A */
325N/A
325N/Apackage com.sun.xml.internal.ws.policy;
325N/A
325N/Aimport java.util.Arrays;
325N/Aimport java.util.Iterator;
325N/A
325N/A/**
325N/A * A special policy implementation that assures that only no or single policy alternative is possible within this type of policy.
325N/A *
325N/A * @author Marek Potociar
325N/A */
325N/Apublic final class NestedPolicy extends Policy {
325N/A private static final String NESTED_POLICY_TOSTRING_NAME = "nested policy";
325N/A
325N/A private NestedPolicy(final AssertionSet set) {
325N/A super(NESTED_POLICY_TOSTRING_NAME, Arrays.asList(new AssertionSet[] { set }));
325N/A }
325N/A
325N/A private NestedPolicy(final String name, final String policyId, final AssertionSet set) {
325N/A super(NESTED_POLICY_TOSTRING_NAME, name, policyId, Arrays.asList(new AssertionSet[] { set }));
325N/A }
325N/A
325N/A static NestedPolicy createNestedPolicy(final AssertionSet set) {
325N/A return new NestedPolicy(set);
325N/A }
325N/A
325N/A static NestedPolicy createNestedPolicy(final String name, final String policyId, final AssertionSet set) {
325N/A return new NestedPolicy(name, policyId, set);
325N/A }
325N/A
325N/A /**
325N/A * Returns the AssertionSet instance representing a single policy alterantive held wihtin this nested policy object.
325N/A * If the nested policy represents a policy with no alternatives (i.e. nothing is allowed) the method returns {@code null}.
325N/A *
325N/A * @return nested policy alternative represented by AssertionSet object. May return {@code null} in case the nested policy
325N/A * represents 'nothing allowed' policy.
325N/A */
325N/A public AssertionSet getAssertionSet() {
325N/A final Iterator<AssertionSet> iterator = iterator();
325N/A if (iterator.hasNext()) {
325N/A return iterator.next();
325N/A } else {
325N/A return null;
325N/A }
325N/A }
325N/A
325N/A /**
325N/A * An {@code Object.equals(Object obj)} method override.
325N/A */
325N/A @Override
325N/A public boolean equals(final Object obj) {
325N/A if (this == obj) {
325N/A return true;
325N/A }
325N/A
325N/A if (!(obj instanceof NestedPolicy)) {
325N/A return false;
325N/A }
325N/A
325N/A final NestedPolicy that = (NestedPolicy) obj;
325N/A
325N/A return super.equals(that);
325N/A }
325N/A
325N/A @Override
325N/A public int hashCode() {
325N/A return super.hashCode();
325N/A }
325N/A
325N/A /**
325N/A * An {@code Object.toString()} method override.
325N/A */
325N/A @Override
325N/A public String toString() {
325N/A return toString(0, new StringBuffer()).toString();
325N/A }
325N/A
325N/A /**
325N/A * A helper method that appends indented string representation of this instance to the input string buffer.
325N/A *
325N/A * @param indentLevel indentation level to be used.
325N/A * @param buffer buffer to be used for appending string representation of this instance
325N/A * @return modified buffer containing new string representation of the instance
325N/A */
325N/A @Override
325N/A StringBuffer toString(final int indentLevel, final StringBuffer buffer) {
325N/A return super.toString(indentLevel, buffer);
325N/A }
325N/A}