Example usage for org.apache.lucene.index IndexWriter hasDeletions

Introduction

In this page you can find the example usage for org.apache.lucene.index IndexWriter hasDeletions.

Prototype

public synchronized boolean hasDeletions() 

Source Link

Document

Returns true if this index has deletions (including buffered deletions).

Usage

From source file:action.indexing.IndexingTest.java

License:Apache License

public void testDeleteBeforeOptimize() throws IOException {
    IndexWriter writer = getWriter();
    assertEquals(2, writer.numDocs()); //A
    writer.deleteDocuments(new Term("id", "1")); //B
    writer.commit();/*from  www  .  j  a  v  a2  s  . c  o  m*/
    assertTrue(writer.hasDeletions()); //1
    assertEquals(2, writer.maxDoc()); //2
    assertEquals(1, writer.numDocs()); //2   
    writer.close();
}

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From source file:action.indexing.IndexingTest.java

License:Apache License

public void testDeleteAfterOptimize() throws IOException {
    IndexWriter writer = getWriter();
    assertEquals(2, writer.numDocs());//from  w w  w .java 2 s. c  o  m
    writer.deleteDocuments(new Term("id", "1"));
    writer.optimize(); //3
    writer.commit();
    assertFalse(writer.hasDeletions());
    assertEquals(1, writer.maxDoc()); //C
    assertEquals(1, writer.numDocs()); //C    
    writer.close();
}

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From source file:com.mathworks.xzheng.indexing.IndexingTest.java

License:Apache License

public void testDeleteAfterOptimize() throws IOException {
    IndexWriter writer = getWriter();
    assertEquals(2, writer.numDocs());/*from  w w  w  . j av  a 2  s.c om*/
    writer.deleteDocuments(new Term("id", "1"));
    //writer.optimize();                //3
    writer.forceMerge(1);
    writer.commit();
    assertFalse(writer.hasDeletions());
    assertEquals(1, writer.maxDoc()); //C
    assertEquals(1, writer.numDocs()); //C    
    writer.close();
}

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From source file:com.sxc.lucene.index.IndexingTest.java

License:Apache License

public void testDeleteBeforeOptimize() throws IOException {
    IndexWriter writer = getWriter();
    assertEquals(2, writer.numDocs()); // A
    writer.deleteDocuments(new Term("id", "1")); // B
    writer.commit();/* w  w  w .  j  a va 2  s . c o m*/
    assertTrue(writer.hasDeletions()); // 1
    assertEquals(2, writer.maxDoc()); // 2
    assertEquals(1, writer.numDocs()); // 2
    writer.close();
}

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From source file:com.sxc.lucene.index.IndexingTest.java

License:Apache License

public void testDeleteAfterOptimize() throws IOException {
    IndexWriter writer = getWriter();
    assertEquals(2, writer.numDocs());//www .  j  a  v a2  s . c o m
    writer.deleteDocuments(new Term("id", "1"));
    writer.forceMergeDeletes(); // 3
    writer.commit();
    assertFalse(writer.hasDeletions());
    assertEquals(1, writer.maxDoc()); // C
    assertEquals(1, writer.numDocs()); // C
    writer.close();
}

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From source file:io.datalayer.lucene.index.LuceneLifecycleTest.java

License:Apache License

/**
 * #1 Run before every test/*from  w ww  .  ja  v  a 2s. c o m*/
 * 
 * #2 Create IndexWriter
 * 
 * #3 Add documents
 * 
 * #4 Create new searcher
 * 
 * #5 Build simple single-term query
 * 
 * #6 Get number of hits
 * 
 * #7 Verify writer document count
 * 
 * #8 Verify reader document count
 */
@Test
public void testDeleteBeforeOptimize() throws IOException {
    IndexWriter writer = getWriter();
    assertEquals(2, writer.numDocs());
    writer.deleteDocuments(new Term("id", "1"));
    writer.commit();
    assertTrue(writer.hasDeletions());
    assertEquals(2, writer.maxDoc());
    assertEquals(1, writer.numDocs());
    writer.close();
}

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From source file:io.datalayer.lucene.index.LuceneLifecycleTest.java

License:Apache License

/**
 * #1 Index contains deletions/*from   w  w  w.  j a v  a 2  s  . co  m*/
 * 
 * #2 1 indexed document, 1 deleted document
 * 
 * #3 Optimize compacts deletes
 */
@Test
public void testDeleteAfterOptimize() throws IOException {
    IndexWriter writer = getWriter();
    assertEquals(2, writer.numDocs());
    writer.deleteDocuments(new Term("id", "1"));
    writer.forceMerge(1);
    writer.commit();
    assertFalse(writer.hasDeletions());
    assertEquals(1, writer.maxDoc());
    assertEquals(1, writer.numDocs());
    writer.close();
}

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From source file:lia.chapter2.IndexingTest.java

License:Apache License

public void testDeleteBeforeOptimize() throws IOException {
    IndexWriter writer = getWriter();
    assertEquals(2, writer.numDocs()); //A
    writer.deleteDocuments(new Term("id", "1")); //B
    writer.commit();/*from  ww w  .ja  va 2 s .  co  m*/
    assertTrue(writer.hasDeletions()); //1
    assertEquals(2, writer.maxDoc()); //2
    assertEquals(1, writer.numDocs()); //2
    writer.close();

}

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From source file:lia.chapter2.IndexingTest.java

License:Apache License

public void testDeleteAfterOptimize() throws IOException {
    IndexWriter writer = getWriter();
    assertEquals(2, writer.numDocs());/*from w  ww.j a v a  2 s.c o m*/
    writer.deleteDocuments(new Term("id", "1"));
    writer.commit();
    assertFalse(writer.hasDeletions());
    assertEquals(1, writer.maxDoc()); //C
    assertEquals(1, writer.numDocs()); //C
    writer.close();
}

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From source file:org.exoplatform.services.jcr.impl.core.query.lucene.MultiIndex.java

License:Apache License

/**
 * Checks if index has deletions./*  w  w  w  . j  a v a2s. co m*/
 */
public boolean hasDeletions() throws CorruptIndexException, IOException {
    boolean result = false;

    for (PersistentIndex index : indexes) {
        IndexWriter writer = index.getIndexWriter();
        result |= writer.hasDeletions();
    }

    return result;
}

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