Examples with CoprocessorEnvironment org.apache.hadoop.hbase.CoprocessorEnvironment used on opensource projects

Example 11 with CoprocessorEnvironment

use of org.apache.hadoop.hbase.CoprocessorEnvironment in project hbase by apache.

the class TestCoprocessorConfiguration method testReadOnlyConfiguration.

/**
 * Rough test that Coprocessor Environment is Read-Only.
 * Just check a random CP and see that it returns a read-only config.
 */
@Test
public void testReadOnlyConfiguration() throws Exception {
    Configuration conf = new Configuration(CONF);
    HRegion region = mock(HRegion.class);
    when(region.getRegionInfo()).thenReturn(REGIONINFO);
    when(region.getTableDescriptor()).thenReturn(TABLEDESC);
    RegionServerServices rsServices = mock(RegionServerServices.class);
    RegionCoprocessorHost rcp = new RegionCoprocessorHost(region, rsServices, conf);
    boolean found = false;
    for (String cpStr : rcp.getCoprocessors()) {
        CoprocessorEnvironment cpenv = rcp.findCoprocessorEnvironment(cpStr);
        if (cpenv != null) {
            found = true;
        }
        Configuration c = cpenv.getConfiguration();
        thrown.expect(UnsupportedOperationException.class);
        c.set("one.two.three", "four.five.six");
    }
    assertTrue("Should be at least one CP found", found);
}