Java DataFieldMaxValueIncrementer类代码示例

import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer; //导入依赖的package包/类
/**
 * Tests that the incrementer returned from the factory returns the proper next int, long, and String values.
 */
@Test
public void testGetIncrementer_nextValues() {
    DataFieldMaxValueIncrementer incrementer = (DataFieldMaxValueIncrementer) context.getBean(TEST_INCREMENTER);
    assertNotNull(incrementer);

    // now that we have our incrementer, let's get the next value
    int nextIntValue = incrementer.nextIntValue();
    assertTrue("nextIntValue should be greater than 0", nextIntValue > 0);

    // do it again, should be 1 larger!
    int nextNextIntValue = incrementer.nextIntValue();
    assertEquals("Next value should be one higher", nextIntValue + 1, nextNextIntValue);

    // try getting the next value as a long
    long nextLongValue = incrementer.nextLongValue();
    assertEquals(nextNextIntValue + 1, nextLongValue);

    // try getting it as a String now
    String nextStringValue = incrementer.nextStringValue();
    assertEquals(nextLongValue + 1, Long.parseLong(nextStringValue));
}
 

import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer; //导入依赖的package包/类
/**
 * Tests that the incrementer returned from the factory returns the proper next int, long, and String values.
 */
@Test
public void testGetIncrementer_nextValues() {
    DataSource dataSource = TestHarnessServiceLocator.getDataSource();
    DataFieldMaxValueIncrementer incrementer =
            MaxValueIncrementerFactory.getIncrementer(dataSource, ARBITRARY_SEQUENCE);
    assertNotNull(incrementer);

    // now that we have our incrementer, let's get the next value
    int nextIntValue = incrementer.nextIntValue();
    assertTrue("nextIntValue should be greater than 0", nextIntValue > 0);

    // do it again, should be 1 larger!
    int nextNextIntValue = incrementer.nextIntValue();
    assertEquals("Next value should be one higher", nextIntValue + 1, nextNextIntValue);

    // try getting the next value as a long
    long nextLongValue = incrementer.nextLongValue();
    assertEquals(nextNextIntValue + 1, nextLongValue);

    // try getting it as a String now
    String nextStringValue = incrementer.nextStringValue();
    assertEquals(nextLongValue + 1, Long.parseLong(nextStringValue));
}
 

import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer; //导入依赖的package包/类
@Test
public void testCustomIncrementerDatasourceVersion() throws Exception {
    SimpleConfig config = new SimpleConfig();
    config.putProperty("rice.krad.data.platform.incrementer.mysql.5",
            "org.kuali.rice.krad.data.platform.testincrementers.CustomIncrementerMySQLVersion5");
    config.putProperty("rice.krad.data.platform.incrementer.oracle.11",
            "org.kuali.rice.krad.data.platform.testincrementers.CustomIncrementerOracleVersion11");
    ConfigContext.init(config);

    DataFieldMaxValueIncrementer mySQLMaxVal = MaxValueIncrementerFactory.getIncrementer(mysql,"test_mySQL");
    assertTrue("Found MySQL custom incrementer",mySQLMaxVal != null);
    assertTrue("Custom incrementer for MySQL should be mySQL5 for String val",
                    StringUtils.equals(mySQLMaxVal.nextStringValue(),"mySQL5"));

    DataFieldMaxValueIncrementer oracleMaxVal = MaxValueIncrementerFactory.getIncrementer(oracle,"test_oracle");
    assertTrue("Found Oracle custom incrementer", oracleMaxVal != null);
}
 

import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer; //导入依赖的package包/类
@Test
public void testCustomIncrementerDatasourceNoVersion() throws Exception {
    SimpleConfig config = new SimpleConfig();
    config.putProperty("rice.krad.data.platform.incrementer.mysql",
            "org.kuali.rice.krad.data.platform.testincrementers.CustomIncrementerMySQLVersion5");
    config.putProperty("rice.krad.data.platform.incrementer.oracle",
            "org.kuali.rice.krad.data.platform.testincrementers.CustomIncrementerOracleVersion11");
    ConfigContext.init(config);

    DataFieldMaxValueIncrementer mySQLMaxVal = MaxValueIncrementerFactory.getIncrementer(mysql,"test_mySQL");
    assertTrue("Found MySQL custom incrementer",mySQLMaxVal != null);
    assertTrue("Custom incrementer for MySQL should be mySQL5 for String val",
            StringUtils.equals(mySQLMaxVal.nextStringValue(),"mySQL5"));

    DataFieldMaxValueIncrementer oracleMaxVal = MaxValueIncrementerFactory.getIncrementer(oracle,"test_oracle");
    assertTrue("Found Oracle custom incrementer", oracleMaxVal != null);
}
 

import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer; //导入依赖的package包/类
/**
 * Tests that the sequence name is case insensitive. We will do this by using the same sequence name as the
 * previous test, but changing the case to all lowercase.
 */
@Test
public void testGetIncrementer_CaseInsensitive() {
    DataFieldMaxValueIncrementer incrementer = (DataFieldMaxValueIncrementer) context.getBean(TEST_INCREMENTER);
    assertNotNull(incrementer);

    // now that we have our incrementer, let's get the next value
    int nextIntValue = incrementer.nextIntValue();
    assertTrue("nextIntValue should be greater than 0", nextIntValue > 0);
}
 

import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer; //导入依赖的package包/类
/**
 * Tests that if you try to use the factory with an invalid sequence name, it will throw a DataAccessException.
 */
@Test(expected = DataAccessException.class)
public void testGetIncrementer_BadSequence() {
    DataFieldMaxValueIncrementer incrementer = (DataFieldMaxValueIncrementer) context.getBean(INVALID_TEST_INCREMENTER);

    // the incrementer *may* still be retrieved successfully (depending on the database this integration test is run against)
    assertNotNull(incrementer);

    // but at the very least it should throw an exception when executed
    incrementer.nextLongValue();
}
 

import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer; //导入依赖的package包/类
/**
 * Tests that the sequence name is case insensitive. We will do this by using the same sequence name as the
 * previous test, but changing the case to all lowercase.
 */
@Test
public void testGetIncrementer_CaseInsensitive() {
    DataSource dataSource = TestHarnessServiceLocator.getDataSource();
    DataFieldMaxValueIncrementer incrementer =
            MaxValueIncrementerFactory.getIncrementer(dataSource, ARBITRARY_SEQUENCE.toLowerCase());
    assertNotNull(incrementer);

    // now that we have our incrementer, let's get the next value
    int nextIntValue = incrementer.nextIntValue();
    assertTrue("nextIntValue should be greater than 0", nextIntValue > 0);
}
 

import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer; //导入依赖的package包/类
/**
 * Tests that if you try to use the factory with an invalid sequence name, it will throw a DataAccessException.
 */
@Test(expected = DataAccessException.class)
public void testGetIncrementer_BadSequence() {
    DataSource dataSource = TestHarnessServiceLocator.getDataSource();
    DataFieldMaxValueIncrementer incrementer =
            MaxValueIncrementerFactory.getIncrementer(dataSource, "OH_NO_YOU_DIDNT!");

    // the incrementer *may* still be retrieved successfully (depending on the database this integration test is run against)
    assertNotNull(incrementer);

    // but at the very least it should throw an exception when executed
    incrementer.nextLongValue();
}
 

import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer; //导入依赖的package包/类
/**
 * Either constructs a new incrementer or retrieves a cached instance for the given DataSource and target
 * incrementer name.
 *
 * @param dataSource the {@link DataSource} for which to retrieve the incrementer.
 * @param incrementerName the case-insensitive name of the incrementer to use, this will generally be the name of
 *        the database object which is used to implement the incrementer.
 * @return an incrementer that can be used to generate the next incremented value for the given incrementer against
 *         the specified {@link DataSource}.
 *
 * @throws IllegalArgumentException if dataSource or incrementerName are null or blank.
 */
public static DataFieldMaxValueIncrementer getIncrementer(DataSource dataSource, String incrementerName) {
    if (dataSource == null) {
        throw new IllegalArgumentException("DataSource must not be null");
    }
    if (StringUtils.isBlank(incrementerName)) {
        throw new IllegalArgumentException("Incrementer name must not be null or blank");
    }

    // yes, we want to check if it's there first, then put if absent, for max speed! This is like ConcurrentMap's
    // version of double-checked locking.
    ConcurrentMap<String, DataFieldMaxValueIncrementer> incrementerCache = cache.get(dataSource);

    if (incrementerCache == null) {
        cache.put(dataSource,
                new ConcurrentHashMap<String, DataFieldMaxValueIncrementer>(8, 0.9f, 1));
        if (incrementerCache == null) {
            incrementerCache = cache.get(dataSource);
        }
    }

    // now check if we have a cached incrementer
    DataFieldMaxValueIncrementer incrementer = incrementerCache.get(incrementerName.toUpperCase());
    if (incrementer == null) {
        incrementer = incrementerCache.putIfAbsent(incrementerName.toUpperCase(), createIncrementer(dataSource,
                incrementerName));
        if (incrementer == null) {
            incrementer = incrementerCache.get(incrementerName.toUpperCase());
        }
    }
    return incrementer;

}
 

import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
@Override
public Object getGeneratedValue(Accessor accessor, AbstractSession writeSession, String seqName) {
    DataSource dataSource = ((JNDIConnector) writeSession.getLogin().getConnector()).getDataSource();
    DataFieldMaxValueIncrementer incrementer = MaxValueIncrementerFactory.getIncrementer(dataSource,
            sequenceName);
    return Long.valueOf(incrementer.nextLongValue());
}
 

import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer; //导入依赖的package包/类
@Test
public void testGetIncrementer_Oracle() throws Exception {
    DataFieldMaxValueIncrementer incrementer = MaxValueIncrementerFactory.getIncrementer(oracle, "MY_SEQUENCE");
    assertTrue(incrementer instanceof OracleSequenceMaxValueIncrementer);
    OracleSequenceMaxValueIncrementer oracleIncrementer = (OracleSequenceMaxValueIncrementer)incrementer;
    assertEquals("MY_SEQUENCE", oracleIncrementer.getIncrementerName());

    // ensure that it's caching the incrementer
    assertSame(incrementer, MaxValueIncrementerFactory.getIncrementer(oracle, "MY_SEQUENCE"));
    // ensure that different sequence gives a different incrementer
    assertNotSame(incrementer, MaxValueIncrementerFactory.getIncrementer(oracle, "MY_SEQUENCE_2"));

}
 

import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer; //导入依赖的package包/类
@Test
public void testGetIncrementer_MySQL() throws Exception {
    DataFieldMaxValueIncrementer incrementer = MaxValueIncrementerFactory.getIncrementer(mysql, "MY_SEQUENCE");
    assertTrue(incrementer instanceof MaxValueIncrementerFactory.EnhancedMySQLMaxValueIncrementer);
    MaxValueIncrementerFactory.EnhancedMySQLMaxValueIncrementer mysqlIncrementer =
            (MaxValueIncrementerFactory.EnhancedMySQLMaxValueIncrementer)incrementer;
    assertEquals("MY_SEQUENCE", mysqlIncrementer.getIncrementerName());
    assertEquals("ID", mysqlIncrementer.getColumnName());

    // ensure that it's caching the incrementer
    assertSame(incrementer, MaxValueIncrementerFactory.getIncrementer(mysql, "MY_SEQUENCE"));
    // ensure that different sequence gives a different incrementer
    assertNotSame(incrementer, MaxValueIncrementerFactory.getIncrementer(mysql, "MY_SEQUENCE_2"));

}
 

import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer; //导入依赖的package包/类
@Test
public void testGetIncrementer_CaseInsensitive() throws Exception {
    DataFieldMaxValueIncrementer incrementer1 = MaxValueIncrementerFactory.getIncrementer(mysql, "MY_SEQUENCE");
    DataFieldMaxValueIncrementer incrementer2 = MaxValueIncrementerFactory.getIncrementer(mysql, "MY_sequence");
    DataFieldMaxValueIncrementer incrementer3 = MaxValueIncrementerFactory.getIncrementer(mysql, "my_sequence");
    assertSame(incrementer1, incrementer2);
    assertSame(incrementer2, incrementer3);
}
 

import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer; //导入依赖的package包/类
@Test(expected = InstantiationError.class)
public void testCustomIncrementerDatasourceInvalidClass() throws Exception {
    SimpleConfig config = new SimpleConfig();
    config.putProperty("rice.krad.data.platform.incrementer.mysql",
            "org.kuali.rice.krad.data.platform.testincrementers.NonExistent");
    ConfigContext.init(config);

    DataFieldMaxValueIncrementer mySQLMaxVal = MaxValueIncrementerFactory.getIncrementer(mysql,"test_mySQL");
    assertTrue("Cannot create incrementer", mySQLMaxVal == null);
}
 

import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer; //导入依赖的package包/类
private void initializeResponsibilityId(Object dataObject) {
    if (dataObject instanceof ReviewResponsibilityBo) {
        ReviewResponsibilityBo responsibilityBo = (ReviewResponsibilityBo) dataObject;

        if (StringUtils.isBlank(responsibilityBo.getId())) {
            DataFieldMaxValueIncrementer incrementer = MaxValueIncrementerFactory.getIncrementer(
                    KimImplServiceLocator.getDataSource(), KimConstants.SequenceNames.KRIM_RSP_ID_S);
            responsibilityBo.setId(incrementer.nextStringValue());
        }
    }
}