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Java example source code file (NodeSortRecordFactory.java)

This example Java source code file (NodeSortRecordFactory.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

class, classnotfoundexception, collator, descending, dom, exceptionininitializererror, linkageerror, locale, nodesortrecordfactory, number, securityexception, sortsettings, string, text, transletexception, util

The NodeSortRecordFactory.java Java example source code

/*
 * reserved comment block
 * DO NOT REMOVE OR ALTER!
 */
/*
 * Copyright 2001-2004 The Apache Software Foundation.
 *
 * Licensed 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.
 */
/*
 * $Id: NodeSortRecordFactory.java,v 1.2.4.1 2005/09/06 09:53:40 pvedula Exp $
 */

package com.sun.org.apache.xalan.internal.xsltc.dom;

import com.sun.org.apache.xalan.internal.xsltc.DOM;
import com.sun.org.apache.xalan.internal.xsltc.Translet;
import com.sun.org.apache.xalan.internal.xsltc.TransletException;
import com.sun.org.apache.xalan.internal.xsltc.runtime.AbstractTranslet;
import com.sun.org.apache.xml.internal.utils.LocaleUtility;
import com.sun.org.apache.xalan.internal.utils.ObjectFactory;
import java.util.Locale;
import java.text.Collator;

public class NodeSortRecordFactory {

    private static int DESCENDING = "descending".length();
    private static int NUMBER     = "number".length();

    private final DOM      _dom;
    private final String   _className;
    private Class _class;
    private SortSettings _sortSettings;

    /**
     *
     */
    protected Collator _collator;

    /**
     * Creates a NodeSortRecord producing object. The DOM specifies which tree
     * to get the nodes to sort from, the class name specifies what auxillary
     * class to use to sort the nodes (this class is generated by the Sort
     * class), and the translet parameter is needed for methods called by
     * this object.
     *
     * @deprecated This constructor is no longer used in generated code.  It
     *             exists only for backwards compatibility.
     */
     public NodeSortRecordFactory(DOM dom, String className, Translet translet,
                 String order[], String type[])
         throws TransletException
     {
         this(dom, className, translet, order, type, null, null);
     }

    /**
     * Creates a NodeSortRecord producing object. The DOM specifies which tree
     * to get the nodes to sort from, the class name specifies what auxillary
     * class to use to sort the nodes (this class is generated by the Sort
     * class), and the translet parameter is needed for methods called by
     * this object.
     */
     public NodeSortRecordFactory(DOM dom, String className, Translet translet,
                 String order[], String type[], String lang[],
                 String caseOrder[])
         throws TransletException
     {
         try {
             _dom = dom;
             _className = className;
             // This should return a Class definition if using TrAX
             _class = translet.getAuxiliaryClass(className);
             // This code is only run when the native API is used
             if (_class == null) {
                 _class = ObjectFactory.findProviderClass(className, true);
             }

             int levels = order.length;
             int[] iOrder = new int[levels];
             int[] iType = new int[levels];
             for (int i = 0; i < levels; i++) {
                  if (order[i].length() == DESCENDING) {
                      iOrder[i] = NodeSortRecord.COMPARE_DESCENDING;
                  }
                  if (type[i].length() == NUMBER) {
                      iType[i] = NodeSortRecord.COMPARE_NUMERIC;
                  }
             }

             // Old NodeSortRecordFactory constructor had no lang or case_order
             // arguments.  Provide default values in that case for binary
             // compatibility.
             String[] emptyStringArray = null;
             if (lang == null || caseOrder == null) {
                 int numSortKeys = order.length;
                 emptyStringArray = new String[numSortKeys];

                 // Set up array of zero-length strings as default values
                 // of lang and case_order
                 for (int i = 0; i < numSortKeys; i++) {
                     emptyStringArray[i] = "";
                 }
             }

             if (lang == null) {
                 lang = emptyStringArray;
             }
             if (caseOrder == null) {
                 caseOrder = emptyStringArray;
             }

             final int length = lang.length;
             Locale[] locales = new Locale[length];
             Collator[] collators = new Collator[length];
             for (int i = 0; i< length; i++){
                 locales[i] = LocaleUtility.langToLocale(lang[i]);
                 collators[i] = Collator.getInstance(locales[i]);
             }

             _sortSettings = new SortSettings((AbstractTranslet) translet,
                                              iOrder, iType, locales, collators,
                                              caseOrder);
        } catch (ClassNotFoundException e) {
            throw new TransletException(e);
        }
    }



    /**
     * Create an instance of a sub-class of NodeSortRecord. The name of this
     * sub-class is passed to us in the constructor.
     */
    public NodeSortRecord makeNodeSortRecord(int node, int last)
        throws ExceptionInInitializerError,
               LinkageError,
               IllegalAccessException,
               InstantiationException,
               SecurityException,
               TransletException {

        final NodeSortRecord sortRecord =
            (NodeSortRecord)_class.newInstance();
        sortRecord.initialize(node, last, _dom, _sortSettings);
        return sortRecord;
    }

    public String getClassName() {
        return _className;
    }

   private final void setLang(final String lang[]){

    }
}

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