Java 类org.apache.logging.log4j.core.impl.Log4jLogEvent.Builder 实例源码

@SuppressWarnings({"deprecation"})
@Test
public void testPropertiesWithoutSubstitution() {
    assertNull("null propertiesList", createForProperties(null).getPropertyList());
    assertNull("null property Map", createForProperties(null).getProperties());

    final Property[] all = new Property[] {
            Property.createProperty("key1", "value1"),
            Property.createProperty("key2", "value2"),
    };
    final LoggerConfig loggerConfig = createForProperties(all);
    final List<Property> list = loggerConfig.getPropertyList();
    assertEquals("map and list contents equal", new HashSet<>(list),
                 new HashSet<>(loggerConfig.getPropertyList()));

    final Object[] actualList = new Object[1];
    loggerConfig.setLogEventFactory(new LogEventFactory() {
        @Override
        public LogEvent createEvent(final String loggerName, final Marker marker, final String fqcn,
                final Level level, final Message data,
                final List<Property> properties, final Throwable t) {
            actualList[0] = properties;
            return new Builder().setTimeMillis(System.currentTimeMillis()).build();
        }
    });
    loggerConfig.log("name", "fqcn", null, Level.INFO, new SimpleMessage("msg"), null);
    assertSame("propertiesList passed in as is if no substitutions required", list, actualList[0]);
}

@Test
  public void testPropertiesWithSubstitution() {
      final Property[] all = new Property[] {
              Property.createProperty("key1", "value1-${sys:user.name}"),
              Property.createProperty("key2", "value2-${sys:user.name}"),
      };
      final LoggerConfig loggerConfig = createForProperties(all);
      final List<Property> list = loggerConfig.getPropertyList();
      assertEquals("map and list contents equal", new HashSet<>(list), 
                 new HashSet<>(loggerConfig.getPropertyList()));

      final Object[] actualListHolder = new Object[1];
      loggerConfig.setLogEventFactory(new LogEventFactory() {
          @Override
          public LogEvent createEvent(final String loggerName, final Marker marker, final String fqcn,
                  final Level level, final Message data,
                  final List<Property> properties, final Throwable t) {
              actualListHolder[0] = properties;
              return new Builder().setTimeMillis(System.currentTimeMillis()).build();
          }
      });
      loggerConfig.log("name", "fqcn", null, Level.INFO, new SimpleMessage("msg"), null);
      assertNotSame("propertiesList with substitutions", list, actualListHolder[0]);

      @SuppressWarnings("unchecked")
final List<Property> actualList = (List<Property>) actualListHolder[0];

      for (int i = 0; i < list.size(); i++) {
          assertEquals("name[" + i + "]", list.get(i).getName(), actualList.get(i).getName());
          final String value = list.get(i).getValue().replace("${sys:user.name}", System.getProperty("user.name"));
          assertEquals("value[" + i + "]", value, actualList.get(i).getValue());
      }
  }