jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/xml/internal/ws/api/policy/ModelTranslator.java@9c07ef4934dd

     1 /*

     2  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    26 package com.sun.xml.internal.ws.api.policy;

    28 import com.sun.xml.internal.ws.config.management.policy.ManagementAssertionCreator;

    29 import com.sun.xml.internal.ws.policy.PolicyException;

    30 import com.sun.xml.internal.ws.policy.privateutil.PolicyLogger;

    31 import com.sun.xml.internal.ws.policy.sourcemodel.PolicyModelTranslator;

    32 import com.sun.xml.internal.ws.policy.spi.PolicyAssertionCreator;

    33 import com.sun.xml.internal.ws.resources.ManagementMessages;

    35 import java.util.Arrays;

    37 /**

    38  * This class provides a method for translating a PolicySourceModel structure to a

    39  * normalized Policy expression. The resulting Policy is disconnected from its model,

    40  * thus any additional changes in the model will have no effect on the Policy expression.

    41  *

    42  * @author Fabian Ritzmann

    43  */

    44 public class ModelTranslator extends PolicyModelTranslator {

    46     private static final PolicyLogger LOGGER = PolicyLogger.getLogger(ModelTranslator.class);

    48     private static final PolicyAssertionCreator[] JAXWS_ASSERTION_CREATORS = {

    49         new ManagementAssertionCreator()

    50     };

    52     private static final ModelTranslator translator;

    53     private static final PolicyException creationException;

    55     static {

    56         ModelTranslator tempTranslator = null;

    57         PolicyException tempException = null;

    58         try {

    59             tempTranslator = new ModelTranslator();

    60         } catch (PolicyException e) {

    61             tempException = e;

    62             LOGGER.warning(ManagementMessages.WSM_1007_FAILED_MODEL_TRANSLATOR_INSTANTIATION(), e);

    63         } finally {

    64             translator = tempTranslator;

    65             creationException = tempException;

    66         }

    67     }

    69     private ModelTranslator() throws PolicyException {

    70         super(Arrays.asList(JAXWS_ASSERTION_CREATORS));

    71     }

    73     /**

    74      * Method returns thread-safe policy model translator instance.

    75      *

    76      * @return A policy model translator instance.

    77      * @throws PolicyException If instantiating a PolicyAssertionCreator failed.

    78      */

    79     public static ModelTranslator getTranslator() throws PolicyException {

    80         if (creationException != null) {

    81             throw LOGGER.logSevereException(creationException);

    82         }

    83         else {

    84             return translator;

    85         }

    86     }

    88 }

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