Example usage for org.apache.lucene.store Lock ensureValid

Introduction

In this page you can find the example usage for org.apache.lucene.store Lock ensureValid.

Prototype

public abstract void ensureValid() throws IOException;

Source Link

Document

Best effort check that this lock is still valid.

Usage

From source file:com.github.lucene.store.jdbc.JdbcDirectoryLockITest.java

License:Apache License

@Test
public void testLocks() throws Exception {
    try {// w ww  .  j  a v a2 s. c o  m
        final Connection con1 = DataSourceUtils.getConnection(dataSource);
        final Lock lock1 = dir1.obtainLock(IndexWriter.WRITE_LOCK_NAME);
        lock1.ensureValid();

        try {
            dir2.obtainLock(IndexWriter.WRITE_LOCK_NAME);
            Assert.fail("lock2 should not have valid lock");
        } catch (final IOException e) {
        }

        lock1.close();

        DataSourceUtils.commitConnectionIfPossible(con1);
        DataSourceUtils.releaseConnection(con1);

        final Connection con2 = DataSourceUtils.getConnection(dataSource);
        final Lock lock2 = dir2.obtainLock(IndexWriter.WRITE_LOCK_NAME);
        lock2.ensureValid();
        lock2.close();

        DataSourceUtils.commitConnectionIfPossible(con2);
        DataSourceUtils.releaseConnection(con2);

    } finally {
        dir1.delete();
    }
}

---