net.sf.zekr.engine.root.QuranRoot.java Source code

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Here is the source code for net.sf.zekr.engine.root.QuranRoot.java

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/*
 *               In the name of Allah
 * This file is part of The Zekr Project. Use is subject to
 * license terms.
 *
 * Author:         Mohsen Saboorian
 * Start Date:     Jul 31, 2008
 */
package net.sf.zekr.engine.root;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import net.sf.zekr.common.resource.IQuranLocation;
import net.sf.zekr.common.resource.QuranPropertiesUtils;

import org.apache.commons.lang.StringUtils;

/**
 * Data structure to hold Quran word root and their addresses.
 * 
 * @author Mohsen Saboorian
 */
public class QuranRoot {
    private static final int ROOT_LIST_SIZE = 1918;
    List<String> rootList = new ArrayList<String>(ROOT_LIST_SIZE);
    Map<String, List<RootAddress>> rootAddr = new HashMap<String, List<RootAddress>>(ROOT_LIST_SIZE);

    /*
     * An array of all ayas of the Quran. Each entry is a {@link List} of root of each word in that aya,
     * exactly at the location at which the word exists in that aya.
     */
    // OrderedMap[] reverseIndex = new OrderedMap[QuranPropertiesUtils.QURAN_AYA_COUNT];

    public QuranRoot(String rawRootText) {
        parse(rawRootText);
    }

    /**
     * Parse the raw root text db.
     * 
     * @param rawRootText
     */
    private void parse(String rawRootText) {
        String[] rootLines = StringUtils.split(rawRootText, '\n');
        for (int i = 0; i < ROOT_LIST_SIZE; i++) {
            String[] rootBody = StringUtils.split(rootLines[i], '\t');
            String rootStr = rootBody[0];
            String rootAddrStr;
            // rootrootBody[1] is frequency, not really needed!
            rootAddrStr = rootBody[2];
            rootList.add(rootStr);
            String[] addrList = StringUtils.split(rootAddrStr, ";"); // aya separator
            List<RootAddress> rootAddrList = new ArrayList<RootAddress>();
            RootAddress ra = null;
            for (int j = 0; j < addrList.length; j++) {
                String[] locStr = StringUtils.split(addrList[j], ':');
                String[] wordIndex = StringUtils.split(locStr[1], ',');
                int absoluteAya = Integer.parseInt(locStr[0]);
                IQuranLocation loc = QuranPropertiesUtils.getLocation(absoluteAya + 1);
                try {
                    for (int k = 0; k < wordIndex.length; k++) {
                        ra = new RootAddress(loc, Integer.parseInt(wordIndex[k].replace("\r", "")));
                        rootAddrList.add(ra);
                    }
                } catch (Exception e) {
                    e.printStackTrace();
                }
                // TODO: load it for next release.
                // if (reverseIndex[absoluteAya] == null) {
                // reverseIndex[absoluteAya] = new ListOrderedMap();
                // }
                // reverseIndex[absoluteAya].put(new Integer(wordIndex), rootStr);
            }
            rootAddr.put(rootStr, rootAddrList);
        }
    }

    //   public Map getRootMap(IQuranLocation loc) {
    //      return reverseIndex[QuranPropertiesUtils.getAbsoluteLocation(loc)];
    //   }

    public List<String> getRootList() {
        return rootList;
    }

    public List<RootAddress> getRootAddress(String rootStr) {
        return rootAddr.get(rootStr);
    }
}