Java Context.bind方法代码示例

import javax.naming.Context; //导入方法依赖的package包/类
@Test
public void shouldApplyMigrations() throws Exception {

    //bind the datasources
    DataSource migrationdataSource = pg.getPostgresDatabase();
    DataSource userdataSource = pg.getPostgresDatabase();

    //bind to context
    Context ctx = new InitialContext();
    ctx.bind("java:test/datasources/migrationDS", migrationdataSource);
    ctx.bind("java:test/datasources/testDS", userdataSource);

    try (DrinkWaterApplication app = DrinkWaterApplication.create("jndi-datastore-test",
            options().use(JndiDataStoreConfiguration.class).autoStart())) {

        JndiSqlDataStore store = app.getStore("test");
        store.executeNoQuery("INSERT INTO contact(id, first_name, last_name) VALUES (2 , 'Jean-Marc', 'Canon');");

        try (Connection c = store.getConnection()) {
            Statement s = c.createStatement();
            ResultSet rs = s.executeQuery("SELECT * from contact");
            assertTrue(rs.next());
            assertEquals(2, rs.getInt(1));
            assertFalse(rs.next());
        }
    }
}
 

import javax.naming.Context; //导入方法依赖的package包/类
@Test
public void shouldLogEventInDatabase() throws Exception {

    //bind the datasources
    DataSource migrationdataSource = pg.getPostgresDatabase();
    DataSource userdataSource = pg.getPostgresDatabase();

    //bind to context
    Context ctx = new InitialContext();
    ctx.bind("java:test/datasources/migrationDS", migrationdataSource);
    ctx.bind("java:test/datasources/testDS", userdataSource);

    try (DrinkWaterApplication app = DrinkWaterApplication.create("datastore-event-test",
            options().use(SqlDataStoreEventLoggerTestConfiguration.class).autoStart())) {

        JndiSqlDataStore store = app.getStore("test");


        String result = httpGetString(String.format("http://localhost:%s/test/echo?message=hello",
                app.getServiceProperty("test", RestService.REST_PORT_KEY))).result();

        assertThat(result).isEqualTo("hello");

        app.stop();

        try (Connection c = store.getConnection()) {
            Statement s = c.createStatement();
            ResultSet rs = s.executeQuery("SELECT count(*) from trace");
            assertTrue(rs.next());
            assertEquals(2, rs.getInt(1));
            assertFalse(rs.next());
        }

    }
}
 

import javax.naming.Context; //导入方法依赖的package包/类
protected static FifoJMSQueue createIndexerQueue() throws NamingException,
        JMSException {
    enableJndiMock();
    Context jndiContext = new InitialContext();
    // static queue required since hibernate listener caches queue object
    FifoJMSQueue indexerQueue = new FifoJMSQueue();
    jndiContext.bind("jms/bss/indexerQueueFactory",
            initMockFactory(indexerQueue));
    jndiContext.bind("jms/bss/indexerQueue", indexerQueue);
    return indexerQueue;
}
 

import javax.naming.Context; //导入方法依赖的package包/类
@Test
public void contextTest() throws NamingException {
    DataSource mockDataSource = (DataSource) Proxy.newProxyInstance(getClass().getClassLoader(),
            new Class[] { DataSource.class }, new InvocationHandler() {
                @Override
                public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
                    return null;
                }
            });

    Context context = new InitialContext();
    context.bind("java:/DefaultDS", mockDataSource);
}
 

import javax.naming.Context; //导入方法依赖的package包/类
/**
 * Rebinds object obj to name name . If there is existing binding it will be overwritten.
 * 
 * @param name name of the object to rebind.
 * @param obj object to add. Can be null.
 * @throws NoPermissionException if this context has been destroyed
 * @throws InvalidNameException if name is empty or is CompositeName that spans more than one
 *         naming system
 * @throws NotContextException if name has more than one atomic name and intermediate context is
 *         not found
 * @throws NamingException if any other naming error occurs
 * 
 */
public void rebind(Name name, Object obj) throws NamingException {
  checkIsDestroyed();
  Name parsedName = getParsedName(name);
  if (parsedName.size() == 0 || parsedName.get(0).length() == 0) {
    throw new InvalidNameException(
        LocalizedStrings.ContextImpl_NAME_CAN_NOT_BE_EMPTY.toLocalizedString());
  }
  String nameToBind = parsedName.get(0);
  if (parsedName.size() == 1) {
    ctxMaps.put(nameToBind, obj);
  } else {
    Object boundObject = ctxMaps.get(nameToBind);
    if (boundObject instanceof Context) {
      /*
       * Let the subcontext bind the object.
       */
      ((Context) boundObject).bind(parsedName.getSuffix(1), obj);
    } else {
      if (boundObject == null) {
        // Create new subcontext and let it do the binding
        Context sub = createSubcontext(nameToBind);
        sub.bind(parsedName.getSuffix(1), obj);
      } else {
        throw new NotContextException(LocalizedStrings.ContextImpl_EXPECTED_CONTEXT_BUT_FOUND_0
            .toLocalizedString(boundObject));
      }
    }
  }
}
 

import javax.naming.Context; //导入方法依赖的package包/类
@Test
public void shouldRetrievebeanFromJndi() throws NamingException {

    Context ctx = new InitialContext();
    ctx.bind("hello", "world");
    Object result = ctx.lookup("hello");

    assertThat(result).isEqualTo("world");

}