1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/share/jaxws_classes/com/sun/xml/internal/ws/policy/PolicySubject.java Wed Apr 27 01:27:09 2016 +0800
1.3 @@ -0,0 +1,149 @@
1.4 +/*
1.5 + * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.7 + *
1.8 + * This code is free software; you can redistribute it and/or modify it
1.9 + * under the terms of the GNU General Public License version 2 only, as
1.10 + * published by the Free Software Foundation. Oracle designates this
1.11 + * particular file as subject to the "Classpath" exception as provided
1.12 + * by Oracle in the LICENSE file that accompanied this code.
1.13 + *
1.14 + * This code is distributed in the hope that it will be useful, but WITHOUT
1.15 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1.16 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1.17 + * version 2 for more details (a copy is included in the LICENSE file that
1.18 + * accompanied this code).
1.19 + *
1.20 + * You should have received a copy of the GNU General Public License version
1.21 + * 2 along with this work; if not, write to the Free Software Foundation,
1.22 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1.23 + *
1.24 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1.25 + * or visit www.oracle.com if you need additional information or have any
1.26 + * questions.
1.27 + */
1.28 +
1.29 +package com.sun.xml.internal.ws.policy;
1.30 +
1.31 +import com.sun.xml.internal.ws.policy.privateutil.LocalizationMessages;
1.32 +import com.sun.xml.internal.ws.policy.privateutil.PolicyLogger;
1.33 +import com.sun.xml.internal.ws.policy.privateutil.PolicyUtils;
1.34 +import java.util.Collection;
1.35 +import java.util.LinkedList;
1.36 +import java.util.List;
1.37 +
1.38 +/**
1.39 + * A PolicySubject is an entity (e.g., a port, operation, binding,
1.40 + * service) with which a policy can be associated.
1.41 + *
1.42 + * @author Fabian Ritzmann
1.43 + */
1.44 +public final class PolicySubject {
1.45 + private static final PolicyLogger LOGGER = PolicyLogger.getLogger(PolicySubject.class);
1.46 +
1.47 + private final List<Policy> policies = new LinkedList<Policy>();
1.48 + private final Object subject;
1.49 +
1.50 + /**
1.51 + * Constructs a policy subject instance.
1.52 + *
1.53 + * @param subject object to which the policies are attached. Must not be {@code null}.
1.54 + * @param policy first policy attached to the subject. Must not be {@code null}.
1.55 + *
1.56 + * @throws IllegalArgumentException in case any of the arguments is {@code null}.
1.57 + */
1.58 + public PolicySubject(Object subject, Policy policy) throws IllegalArgumentException {
1.59 + if (subject == null || policy == null) {
1.60 + throw LOGGER.logSevereException(new IllegalArgumentException(LocalizationMessages.WSP_0021_SUBJECT_AND_POLICY_PARAM_MUST_NOT_BE_NULL(subject, policy)));
1.61 + }
1.62 +
1.63 + this.subject = subject;
1.64 + this.attach(policy);
1.65 + }
1.66 +
1.67 + /**
1.68 + * Constructs a policy subject instance.
1.69 + *
1.70 + * @param subject object to which the policies are attached. Must not be {@code null}.
1.71 + * @param policies first policy attached to the subject. Must not be {@code null}.
1.72 + *
1.73 + * @throws IllegalArgumentException in case any of the arguments is {@code null} or
1.74 + * in case {@code policies} argument represents empty collection.
1.75 + */
1.76 + public PolicySubject(Object subject, Collection<Policy> policies) throws IllegalArgumentException {
1.77 + if (subject == null || policies == null) {
1.78 + throw LOGGER.logSevereException(new IllegalArgumentException(LocalizationMessages.WSP_0062_INPUT_PARAMS_MUST_NOT_BE_NULL()));
1.79 + }
1.80 +
1.81 + if (policies.isEmpty()) {
1.82 + throw LOGGER.logSevereException(new IllegalArgumentException(LocalizationMessages.WSP_0064_INITIAL_POLICY_COLLECTION_MUST_NOT_BE_EMPTY()));
1.83 + }
1.84 +
1.85 + this.subject = subject;
1.86 + this.policies.addAll(policies);
1.87 + }
1.88 +
1.89 + /**
1.90 + * Attaches another Policy instance to the policy subject.
1.91 + *
1.92 + * @param policy new policy instance to be attached to this subject
1.93 + *
1.94 + * @throws IllegalArgumentException in case {@code policy} argument is {@code null}.
1.95 + */
1.96 + public void attach(final Policy policy) {
1.97 + if (policy == null) {
1.98 + throw LOGGER.logSevereException(new IllegalArgumentException(LocalizationMessages.WSP_0038_POLICY_TO_ATTACH_MUST_NOT_BE_NULL()));
1.99 + }
1.100 + this.policies.add(policy);
1.101 + }
1.102 +
1.103 + /**
1.104 + * Returns the effective policy of the subject, i.e. all policies of the subject
1.105 + * merged together.
1.106 + *
1.107 + * @return effective policy of the subject
1.108 + */
1.109 + public Policy getEffectivePolicy(final PolicyMerger merger) throws PolicyException {
1.110 + return merger.merge(policies);
1.111 + }
1.112 +
1.113 + /**
1.114 + * A unique identifier of the subject
1.115 + *
1.116 + * Subjects may not always be uniquely identifiable. Also, once the subject is
1.117 + * assigned to a scope, its identity may not matter anymore. Therefore this
1.118 + * may be null.
1.119 + */
1.120 + public Object getSubject() {
1.121 + return this.subject;
1.122 + }
1.123 +
1.124 + /**
1.125 + * An {@code Object.toString()} method override.
1.126 + */
1.127 + @Override
1.128 + public String toString() {
1.129 + return toString(0, new StringBuffer()).toString();
1.130 + }
1.131 +
1.132 + /**
1.133 + * A helper method that appends indented string representation of this instance to the input string buffer.
1.134 + *
1.135 + * @param indentLevel indentation level to be used.
1.136 + * @param buffer buffer to be used for appending string representation of this instance
1.137 + * @return modified buffer containing new string representation of the instance
1.138 + */
1.139 + StringBuffer toString(final int indentLevel, final StringBuffer buffer) {
1.140 + final String indent = PolicyUtils.Text.createIndent(indentLevel);
1.141 + final String innerIndent = PolicyUtils.Text.createIndent(indentLevel + 1);
1.142 +
1.143 + buffer.append(indent).append("policy subject {").append(PolicyUtils.Text.NEW_LINE);
1.144 + buffer.append(innerIndent).append("subject = '").append(subject).append('\'').append(PolicyUtils.Text.NEW_LINE);
1.145 + for (Policy policy : policies) {
1.146 + policy.toString(indentLevel + 1, buffer).append(PolicyUtils.Text.NEW_LINE);
1.147 + }
1.148 + buffer.append(indent).append('}');
1.149 +
1.150 + return buffer;
1.151 + }
1.152 +}
