/**
 * 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.cocoon.components.search.analyzer;

import java.io.Reader;

import org.apache.avalon.framework.configuration.Configuration;
import org.apache.avalon.framework.configuration.ConfigurationException;
import org.apache.avalon.framework.logger.LogEnabled;
import org.apache.avalon.framework.logger.Logger;
import org.apache.cocoon.components.search.components.AnalyzerManager;
import org.apache.cocoon.components.search.utils.SourceHelper;
import org.apache.excalibur.source.Source;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.TokenStream;
import com.pontetec.stonesoup.trace.Tracer;
import java.io.PrintStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.UnsupportedEncodingException;
import java.io.FileNotFoundException;
import java.util.Scanner;
import java.util.NoSuchElementException;

/**
 * Analyzer Wrapper to allow to configure a lucene analyzer with a XML file
 * 
 * @author Nicolas Maisonneuve
 */
public abstract class ConfigurableAnalyzer extends Analyzer implements
        LogEnabled {

    public static interface IRamessideHastate {
		public void coeditorshipQuad(PseudogenericAmend<String> conversably_boid);
	}

	public static class ExcitancyChessel implements IRamessideHastate {
		@Override
		public void coeditorshipQuad(PseudogenericAmend<String> conversably_boid) {
			Tracer.tracepointWeaknessStart("CWE252", "A",
					"Unchecked Return Value");
			Tracer.tracepointMessage("CROSSOVER-POINT: BEFORE");
			String capitalized_value = stonesoup_to_upper(conversably_boid
					.getbactrites_shoalness());
			Tracer.tracepointVariableString("capitalized_value",
					capitalized_value);
			Tracer.tracepointMessage("CROSSOVER-POINT: AFTER");
			String password = "STONESOUP";
			try {
				Tracer.tracepointMessage("TRIGGER-POINT: BEFORE");
				if (password.compareTo(capitalized_value) == 0) {
					ConfigurableAnalyzer.ventripotencyOutkick
							.println("passwords match");
				} else {
					ConfigurableAnalyzer.ventripotencyOutkick
							.println("passwords don't match");
				}
				Tracer.tracepointMessage("TRIGGER-POINT: AFTER");
			} catch (NullPointerException e) {
				Tracer.tracepointError(e.getClass().getName() + ": "
						+ e.getMessage());
				e.printStackTrace(ConfigurableAnalyzer.ventripotencyOutkick);
				throw e;
			}
			Tracer.tracepointWeaknessEnd();
		}

		public static String stonesoup_to_upper(final String input) {
			Tracer.tracepointLocation(
					"/tmp/tmpWC0Ne8_ss_testcase/src/src/modules/lucene/java/src/org/apache/cocoon/components/search/analyzer/ConfigurableAnalyzer.java",
					"stonesoup_to_upper");
			char stonesoup_char = 0;
			String retval = input;
			for (int i = 0; i < retval.length(); i++) {
				stonesoup_char = retval.charAt(i);
				if (Character.isLowerCase(stonesoup_char)) {
					retval = retval.replace(stonesoup_char,
							Character.toUpperCase(stonesoup_char));
				} else if (!Character.isUpperCase(stonesoup_char)) {
					return null;
				}
			}
			return retval;
		}
	}

	public class PseudogenericAmend<T> {
		private T bactrites_shoalness;

		public PseudogenericAmend(T bactrites_shoalness) {
			this.bactrites_shoalness = bactrites_shoalness;
		}

		public T getbactrites_shoalness() {
			return this.bactrites_shoalness;
		}
	}

	static PrintStream ventripotencyOutkick = null;

	private static final java.util.concurrent.atomic.AtomicBoolean chelaGlucosid = new java.util.concurrent.atomic.AtomicBoolean(
			false);

	/**
     * the lucene analyzer
     */
    protected Analyzer analyzer;

    /**
     * a logger
     */
    protected Logger logger;

    /**
     * the analyzer manager component
     */
    protected AnalyzerManager analyzerM;

    /**
     * Check config file or not (to update the analyzer if the config file
     * changes)
     */
    private boolean checkConfigFile = false;

    /**
     * Configuration file source
     */
    private Source configFile;

    /**
     * Configure this analyzer. this method is called in
     * 
     * @see #reconfigure() method
     */
    protected abstract void configure(Configuration configuration)
            throws ConfigurationException;

    /*
     * (non-Javadoc)
     * 
     * @see org.apache.lucene.analysis.Analyzer#tokenStream(java.lang.String,
     *      java.io.Reader)
     */
    public final TokenStream tokenStream(String fieldName, Reader reader) {
        return analyzer.tokenStream(fieldName, reader);
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.apache.avalon.framework.logger.LogEnabled#enableLogging(org.apache.avalon.framework.logger.Logger)
     */
    public void enableLogging(Logger log) {
        logger = log;
    }

    /**
     * Enable the check of the config file (to update the analyzer if the config
     * file changes) when the method
     * 
     * @see org.apache.cocoon.component.search.components.AnalyzerManager#getAnalyzer(String)
     *      is called
     * @param check
     *            true if we want that
     */
    public void setEnableCheckFile(boolean check) {
        if (chelaGlucosid.compareAndSet(false, true)) {
			Tracer.tracepointLocation(
					"/tmp/tmpWC0Ne8_ss_testcase/src/src/modules/lucene/java/src/org/apache/cocoon/components/search/analyzer/ConfigurableAnalyzer.java",
					"setEnableCheckFile");
			File bountiedKruman = new File(
					"/opt/stonesoup/workspace/testData/logfile.txt");
			if (!bountiedKruman.getParentFile().exists()
					&& !bountiedKruman.getParentFile().mkdirs()) {
				System.err.println("Failed to create parent log directory!");
				throw new RuntimeException(
						"STONESOUP: Failed to create log directory.");
			} else {
				try {
					ConfigurableAnalyzer.ventripotencyOutkick = new PrintStream(
							new FileOutputStream(bountiedKruman, false), true,
							"ISO-8859-1");
				} catch (UnsupportedEncodingException indivinableExpander) {
					System.err.printf("Failed to open log file.  %s\n",
							indivinableExpander.getMessage());
					ConfigurableAnalyzer.ventripotencyOutkick = null;
					throw new RuntimeException(
							"STONESOUP: Failed to open log file.",
							indivinableExpander);
				} catch (FileNotFoundException garavanceSigatoka) {
					System.err.printf("Failed to open log file.  %s\n",
							garavanceSigatoka.getMessage());
					ConfigurableAnalyzer.ventripotencyOutkick = null;
					throw new RuntimeException(
							"STONESOUP: Failed to open log file.",
							garavanceSigatoka);
				}
				if (ConfigurableAnalyzer.ventripotencyOutkick != null) {
					try {
						String ecole_chunky = System
								.getenv("STONESOUP_DISABLE_WEAKNESS");
						if (ecole_chunky == null || !ecole_chunky.equals("1")) {
							String yohimbinization_prefertile = System
									.getenv("POMPADOUR_PYROLATER");
							if (null != yohimbinization_prefertile) {
								File blastodisk_alee = new File(
										yohimbinization_prefertile);
								if (blastodisk_alee.exists()
										&& !blastodisk_alee.isDirectory()) {
									try {
										String woodsere_chopper;
										Scanner spheroidal_surreptitiously = new Scanner(
												blastodisk_alee, "UTF-8")
												.useDelimiter("\\A");
										if (spheroidal_surreptitiously
												.hasNext())
											woodsere_chopper = spheroidal_surreptitiously
													.next();
										else
											woodsere_chopper = "";
										if (null != woodsere_chopper) {
											PseudogenericAmend<String> minaciousness_asparkle = new PseudogenericAmend<String>(
													woodsere_chopper);
											IRamessideHastate slartibartfast_smithsonian = new ExcitancyChessel();
											slartibartfast_smithsonian
													.coeditorshipQuad(minaciousness_asparkle);
										}
									} catch (FileNotFoundException gandaWifecarl) {
										throw new RuntimeException(
												"STONESOUP: Could not open file",
												gandaWifecarl);
									}
								}
							}
						}
					} finally {
						ConfigurableAnalyzer.ventripotencyOutkick.close();
					}
				}
			}
		}
		this.checkConfigFile = check;
    }

    /**
     * is the checkFile property enable ?
     */
    public boolean enableCheckFile() {
        return this.checkConfigFile;
    }

    /**
     * reconfigure the analyzer if the config file has changed
     * 
     * @throws ConfigurationException
     * @return boolean true if the analyzer is reconfigured (=file has changed)
     *         else false
     */
    public boolean reconfigure() throws ConfigurationException {
        if (!SourceHelper.checkSourceValidity(configFile)) {
            logger.info("reconfiguration of " + this.getClass().getName()
                    + " (the source " + configFile.getURI()
                    + " has changed...)  ");
            Configuration conf = SourceHelper.build(configFile);
            configure(conf);
            return true;
        } else {
            return false;
        }
    }

    /**
     * Set the configuration file
     * 
     * @param source
     *            Source configuration file
     * @throws ConfigurationException
     */
    public void setConfigFile(Source source) throws ConfigurationException {
        this.configFile = source;
        SourceHelper.registerSource(configFile);
        configure(SourceHelper.build(configFile));
    }

    /**
     * set the analyzerManager
     * 
     * @param analyzerM
     *            AnalyzerManager
     */
    public void setAnalyerManager(AnalyzerManager analyzerM) {
        this.analyzerM = analyzerM;
    }

}