org.gridkit.coherence.search.lucene.TokenStreamCheck.java Source code

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Here is the source code for org.gridkit.coherence.search.lucene.TokenStreamCheck.java

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/**
 * Copyright 2013 Alexey Ragozin
 *
 * 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.
 */
package org.gridkit.coherence.search.lucene;

import java.io.IOException;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.List;

import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.core.WhitespaceAnalyzer;
import org.apache.lucene.analysis.tokenattributes.CharTermAttribute;
import org.apache.lucene.util.Version;
import org.junit.Test;

import com.tangosol.run.xml.XmlElement;
import com.tangosol.run.xml.XmlHelper;

public class TokenStreamCheck {

    @Test
    public void analyze() throws IOException {

        WhitespaceAnalyzer wa = new WhitespaceAnalyzer(Version.LUCENE_42);
        wa.getOffsetGap("xxx");
        TokenStream ts = wa.tokenStream("test", new StringReader("red black tree"));
        ts.reset();
        ts.incrementToken();
        ts.getAttribute(CharTermAttribute.class).buffer();

        CapturedTokenStream cts = new CapturedTokenStream(ts);
        cts.reset();
        cts.incrementToken();
        cts.getAttribute(CharTermAttribute.class).buffer();
    }

    @Test
    public void loadTickets() {
        loadTickets("tickets/LUCENE-4877.xml");
        loadTickets("tickets/LUCENE-4.4-TICKETS.xml");
    }

    @SuppressWarnings("unchecked")
    public List<Issue> loadTickets(String file) {

        List<Issue> tickets = new ArrayList<Issue>();

        XmlElement xml = XmlHelper.loadFileOrResource(file, "\"Trouble ticket\" test data");

        xml = xml.getElement("channel");
        for (XmlElement item : (List<XmlElement>) xml.getElementList()) {
            if ("item".equals(item.getName())) {
                Issue tt = new Issue();
                tt.id = item.getSafeElement("key").getString();
                tt.title = item.getSafeElement("title").getString();
                tt.project = item.getSafeElement("project").getAttribute("key").getString();
                tt.description = item.getSafeElement("description").getString();
                List<String> tags = new ArrayList<String>();
                for (XmlElement tag : (List<XmlElement>) item.getSafeElement("labels").getElementList()) {
                    if ("label".equals(tag.getName())) {
                        tags.add(tag.getString());
                    }
                }
                tt.tags = tags;
                tickets.add(tt);
            }
        }
        return tickets;
    }
}