49 * the format string specified in the system property will be used.
50 * If this property is not defined or the given format string
51 * is {@linkplain java.util.IllegalFormatException illegal},
52 * the default format is implementation-specific.
53 *
54 * @since 1.4
55 * @see java.util.Formatter
56 */
57
58 public class SimpleFormatter extends Formatter {
59
60 // format string for printing the log record
61 static String getLoggingProperty(String name) {
62 return LogManager.getLogManager().getProperty(name);
63 }
64
65 private final String format =
66 SurrogateLogger.getSimpleFormat(SimpleFormatter::getLoggingProperty);
67
68 /**
69 * Format the given LogRecord.
70 * <p>
71 * The formatting can be customized by specifying the format string
72 * in the <a href="#formatting">
73 * {@code java.util.logging.SimpleFormatter.format}</a> property.
74 * The given {@code LogRecord} will be formatted as if by calling:
75 * <pre>
76 * {@link String#format String.format}(format, date, source, logger, level, message, thrown);
77 * </pre>
78 * where the arguments are:<br>
79 * <ol>
80 * <li>{@code format} - the {@link java.util.Formatter
81 * java.util.Formatter} format string specified in the
82 * {@code java.util.logging.SimpleFormatter.format} property
83 * or the default format.</li>
84 * <li>{@code date} - a {@link ZonedDateTime} object representing
85 * {@linkplain LogRecord#getInstant() event time} of the log record
86 * in the {@link ZoneId#systemDefault()} system time zone.</li>
87 * <li>{@code source} - a string representing the caller, if available;
88 * otherwise, the logger's name.</li>
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49 * the format string specified in the system property will be used.
50 * If this property is not defined or the given format string
51 * is {@linkplain java.util.IllegalFormatException illegal},
52 * the default format is implementation-specific.
53 *
54 * @since 1.4
55 * @see java.util.Formatter
56 */
57
58 public class SimpleFormatter extends Formatter {
59
60 // format string for printing the log record
61 static String getLoggingProperty(String name) {
62 return LogManager.getLogManager().getProperty(name);
63 }
64
65 private final String format =
66 SurrogateLogger.getSimpleFormat(SimpleFormatter::getLoggingProperty);
67
68 /**
69 * Create a {@code SimpleFormatter}.
70 */
71 public SimpleFormatter() {}
72
73 /**
74 * Format the given LogRecord.
75 * <p>
76 * The formatting can be customized by specifying the format string
77 * in the <a href="#formatting">
78 * {@code java.util.logging.SimpleFormatter.format}</a> property.
79 * The given {@code LogRecord} will be formatted as if by calling:
80 * <pre>
81 * {@link String#format String.format}(format, date, source, logger, level, message, thrown);
82 * </pre>
83 * where the arguments are:<br>
84 * <ol>
85 * <li>{@code format} - the {@link java.util.Formatter
86 * java.util.Formatter} format string specified in the
87 * {@code java.util.logging.SimpleFormatter.format} property
88 * or the default format.</li>
89 * <li>{@code date} - a {@link ZonedDateTime} object representing
90 * {@linkplain LogRecord#getInstant() event time} of the log record
91 * in the {@link ZoneId#systemDefault()} system time zone.</li>
92 * <li>{@code source} - a string representing the caller, if available;
93 * otherwise, the logger's name.</li>
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