Examples with Cursor jetbrains.exodus.env.Cursor used on opensource projects

Example 11 with Cursor

use of jetbrains.exodus.env.Cursor in project xodus by JetBrains.

the class TreeCursorNoDuplicatesTest method testGetSearchBothRange1.

@Test
public void testGetSearchBothRange1() throws IOException {
    Cursor c = getTreeMutable().openCursor();
    for (int i = 0; i < s; i++) {
        assertEquals(value("v" + i), c.getSearchBothRange(key(i), value("v" + i)));
        assertEquals(c.getValue(), value("v" + i));
        assertEquals(c.getKey(), key(i));
    }
}

Example 12 with Cursor

use of jetbrains.exodus.env.Cursor in project xodus by JetBrains.

the class TreeCursorNoDuplicatesTest method testGetSearchKey.

@Test
public void testGetSearchKey() throws IOException {
    Cursor c = getTreeMutable().openCursor();
    for (int i = 0; i < s; i++) {
        assertEquals("v" + i, value("v" + i), c.getSearchKey(key(i)));
        assertEquals(c.getValue(), value("v" + i));
        assertEquals(c.getKey(), key(i));
    }
    assertFalse(c.getNext());
}

Example 13 with Cursor

use of jetbrains.exodus.env.Cursor in project xodus by JetBrains.

the class TreeCursorNoDuplicatesTest method testGetSearchKeyRange5.

@Test
public void testGetSearchKeyRange5() throws IOException {
    tm = createMutableTree(false, 1);
    final ByteIterable v = value("0");
    tm.put(key("aaba"), v);
    tm.put(key("aabb"), v);
    Cursor c = tm.openCursor();
    assertNotNull(c.getSearchKeyRange(key("aababa")));
    assertEquals(key("aabb"), c.getKey());
}

Example 14 with Cursor

use of jetbrains.exodus.env.Cursor in project xodus by JetBrains.

the class TreeCursorNoDuplicatesTest method testGetSearchKeyRange4.

@Test
public void testGetSearchKeyRange4() throws IOException {
    tm = createMutableTree(false, 1);
    final ByteIterable v = value("0");
    tm.put(key("aaaa"), v);
    tm.put(key("aaab"), v);
    tm.put(key("aaba"), v);
    Cursor c = tm.openCursor();
    c.getSearchKeyRange(key("aaac"));
    assertEquals(key("aaba"), c.getKey());
}

Example 15 with Cursor

use of jetbrains.exodus.env.Cursor in project xodus by JetBrains.

the class TreeCursorNoDuplicatesTest method testGetSearchKeyRange2.

@Test
public void testGetSearchKeyRange2() throws IOException {
    tm = createMutableTree(false, 1);
    getTreeMutable().put(key("10"), value("v10"));
    getTreeMutable().put(key("20"), value("v20"));
    getTreeMutable().put(key("30"), value("v30"));
    getTreeMutable().put(key("40"), value("v40"));
    getTreeMutable().put(key("50"), value("v50"));
    getTreeMutable().put(key("60"), value("v60"));
    Cursor c = getTreeMutable().openCursor();
    assertEquals(value("v10"), c.getSearchKeyRange(key("01")));
    assertEquals(key("10"), c.getKey());
    assertEquals(value("v60"), c.getSearchKeyRange(key("55")));
    assertEquals(key("60"), c.getKey());
    assertEquals(null, c.getSearchKeyRange(key("61")));
    // cursor keep prev pos
    assertEquals(key("60"), c.getKey());
    assertFalse(c.getNext());
}