Examples of org.apache.lucene.store.InputStream.seek()

Class org.apache.lucene.store.InputStream

Examples of org.apache.lucene.store.InputStream.seek()

org.apache.lucene.store.InputStream.seek()
Sets current position in this file, where the next read will occur. @see #getFilePointer()

        } catch (IOException e) {
            /* success */
            //System.out.println("SUCCESS: single byte read past end of file: " + e);
        }


        is.seek(is.length() - 10);
        try {
            is.readBytes(b, 0, 50);
            fail("Block read past end of file");
        } catch (IOException e) {
            /* success */

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      return;
    }


    InputStream normStream = (InputStream) norm.in.clone();
    try {                                         // read from disk
      normStream.seek(0);
      normStream.readBytes(bytes, offset, maxDoc());
    } finally {
      normStream.close();
    }
  }

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        // ERROR: this call should fail, but succeeds because the buffer
        // is still filled
        b = in.readByte();


        // ERROR: this call should fail, but succeeds for some reason as well
        in.seek(1099);


        try {
            // OK: this call correctly fails. We are now past the 1024 internal
            // buffer, so an actual IO is attempted, which fails
            b = in.readByte();

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        // The following should really fail since we couldn't expect to
        // access a file once close has been called on it (regardless of
        // buffering and/or clone magic)
        expected.seek(0);
        two.seek(0);
        assertSameStreams("basic clone two/2", expected, two);




        // Now close the compound reader
        cr.close();

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        assertFalse("Now closed one", isCSInputStreamOpen(one));
        assertFalse("Now closed two", isCSInputStreamOpen(two));


        // The following may also fail since the compound stream is closed
        expected.seek(0);
        two.seek(0);
        //assertSameStreams("basic clone two/3", expected, two);




        // Now close the second clone
        two.close();

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        // Now close the second clone
        two.close();
        expected.seek(0);
        two.seek(0);
        //assertSameStreams("basic clone two/4", expected, two);


        expected.close();
    }

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        byte ba1 = a1.readByte();
        assertEquals(be1, ba1);


        // Now seek the second pair
        e2.seek(1027);
        a2.seek(1027);
        assertEquals(1027, e2.getFilePointer());
        assertEquals(1027, a2.getFilePointer());
        byte be2 = e2.readByte();
        byte ba2 = a2.readByte();
        assertEquals(be2, ba2);

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        ba2 = a2.readByte();
        assertEquals(be2, ba2);


        // Move the second set back, again cross the buffer size
        e2.seek(17);
        a2.seek(17);
        assertEquals(17, e2.getFilePointer());
        assertEquals(17, a2.getFilePointer());
        be2 = e2.readByte();
        ba2 = a2.readByte();
        assertEquals(be2, ba2);

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        byte ba1 = a1.readByte();
        assertEquals(be1, ba1);


        // Now seek the second pair
        e2.seek(1027);
        a2.seek(1027);
        assertEquals(1027, e2.getFilePointer());
        assertEquals(1027, a2.getFilePointer());
        byte be2 = e2.readByte();
        byte ba2 = a2.readByte();
        assertEquals(be2, ba2);

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        ba2 = a2.readByte();
        assertEquals(be2, ba2);


        // Move the second set back, again cross the buffer size
        e2.seek(17);
        a2.seek(17);
        assertEquals(17, e2.getFilePointer());
        assertEquals(17, a2.getFilePointer());
        be2 = e2.readByte();
        ba2 = a2.readByte();
        assertEquals(be2, ba2);

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