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Apache CXF example source code file (PolicyUtils.java)
The Apache CXF PolicyUtils.java source code/** * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ package org.apache.cxf.ws.rm.policy; import java.math.BigInteger; import java.util.Collection; import org.apache.cxf.message.Message; import org.apache.cxf.ws.policy.AssertionInfo; import org.apache.cxf.ws.policy.AssertionInfoMap; import org.apache.cxf.ws.policy.builder.jaxb.JaxbAssertion; import org.apache.cxf.ws.rm.RMConstants; import org.apache.cxf.ws.rm.policy.RMAssertion.AcknowledgementInterval; import org.apache.cxf.ws.rm.policy.RMAssertion.BaseRetransmissionInterval; import org.apache.cxf.ws.rm.policy.RMAssertion.InactivityTimeout; /** * */ public final class PolicyUtils { /** * Prevents instantiation. * */ private PolicyUtils() { } /** * Returns an RMAssertion that is compatible with the default value * and all RMAssertions pertaining to the message (can never be null). * * @param rma the default value * @param message the message * @return the compatible RMAssertion */ public static RMAssertion getRMAssertion(RMAssertion defaultValue, Message message) { RMAssertion compatible = defaultValue; AssertionInfoMap amap = message.get(AssertionInfoMap.class); if (null != amap) { Collection<AssertionInfo> ais = amap.get(RMConstants.getRMAssertionQName()); if (null != ais) { for (AssertionInfo ai : ais) { JaxbAssertion<RMAssertion> ja = getAssertion(ai); RMAssertion rma = ja.getData(); compatible = null == defaultValue ? rma : intersect(compatible, rma); } } } return compatible; } public static RMAssertion intersect(RMAssertion a, RMAssertion b) { if (equals(a, b)) { return a; } RMAssertion compatible = new RMAssertion(); // use maximum of inactivity timeout BigInteger aval = null; if (null != a.getInactivityTimeout()) { aval = a.getInactivityTimeout().getMilliseconds(); } BigInteger bval = null; if (null != b.getInactivityTimeout()) { bval = b.getInactivityTimeout().getMilliseconds(); } if (null != aval || null != bval) { InactivityTimeout ia = new RMAssertion.InactivityTimeout(); if (null != aval && null != bval) { ia.setMilliseconds(bval); } else { ia.setMilliseconds(aval != null ? aval : bval); } compatible.setInactivityTimeout(ia); } // use minimum of base retransmission interval aval = null; if (null != a.getBaseRetransmissionInterval()) { aval = a.getBaseRetransmissionInterval().getMilliseconds(); } bval = null; if (null != b.getBaseRetransmissionInterval()) { bval = b.getBaseRetransmissionInterval().getMilliseconds(); } if (null != aval || null != bval) { BaseRetransmissionInterval bri = new RMAssertion.BaseRetransmissionInterval(); if (null != aval && null != bval) { bri.setMilliseconds(bval); } else { bri.setMilliseconds(aval != null ? aval : bval); } compatible.setBaseRetransmissionInterval(bri); } // use minimum of acknowledgement interval aval = null; if (null != a.getAcknowledgementInterval()) { aval = a.getAcknowledgementInterval().getMilliseconds(); } bval = null; if (null != b.getAcknowledgementInterval()) { bval = b.getAcknowledgementInterval().getMilliseconds(); } if (null != aval || null != bval) { AcknowledgementInterval ai = new RMAssertion.AcknowledgementInterval(); if (null != aval && null != bval) { ai.setMilliseconds(bval); } else { ai.setMilliseconds(aval != null ? aval : bval); } compatible.setAcknowledgementInterval(ai); } // backoff parameter if (null != a.getExponentialBackoff() || null != b.getExponentialBackoff()) { compatible.setExponentialBackoff(new RMAssertion.ExponentialBackoff()); } return compatible; } public static boolean equals(RMAssertion a, RMAssertion b) { if (a == b) { return true; } BigInteger aval = null; if (null != a.getInactivityTimeout()) { aval = a.getInactivityTimeout().getMilliseconds(); } BigInteger bval = null; if (null != b.getInactivityTimeout()) { bval = b.getInactivityTimeout().getMilliseconds(); } if (!equals(aval, bval)) { return false; } aval = null; if (null != a.getBaseRetransmissionInterval()) { aval = a.getBaseRetransmissionInterval().getMilliseconds(); } bval = null; if (null != b.getBaseRetransmissionInterval()) { bval = b.getBaseRetransmissionInterval().getMilliseconds(); } if (!equals(aval, bval)) { return false; } aval = null; if (null != a.getAcknowledgementInterval()) { aval = a.getAcknowledgementInterval().getMilliseconds(); } bval = null; if (null != b.getAcknowledgementInterval()) { bval = b.getAcknowledgementInterval().getMilliseconds(); } if (!equals(aval, bval)) { return false; } return null == a.getExponentialBackoff() ? null == b.getExponentialBackoff() : null != b.getExponentialBackoff(); } private static boolean equals(BigInteger aval, BigInteger bval) { if (null != aval) { if (null != bval) { if (!aval.equals(bval)) { return false; } } else { return false; } } else { if (null != bval) { return false; } return true; } return true; } @SuppressWarnings("unchecked") private static JaxbAssertion<RMAssertion> getAssertion(AssertionInfo ai) { return (JaxbAssertion<RMAssertion>)ai.getAssertion(); } } Other Apache CXF examples (source code examples)Here is a short list of links related to this Apache CXF PolicyUtils.java source code file: |
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