org.esa.beam.util.Debug.isEnabled()方法的使用及代码示例

x33g5p2x  于2022-01-18 转载在 其他  
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本文整理了Java中org.esa.beam.util.Debug.isEnabled()方法的一些代码示例，展示了Debug.isEnabled()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Debug.isEnabled()方法的具体详情如下：
包路径：org.esa.beam.util.Debug
类名称：Debug
方法名：isEnabled

Debug.isEnabled介绍

[英]Checks whether the debugging functionality is enabled or not.
[中]检查调试功能是否已启用。

代码示例

代码示例来源：origin: bcdev/beam

  1. /**
  2.  * Gets the current writer that will used for debugging output. If no writer was explicitely set by the user, the
  3.  * default writer is returned.
  4.  *
  5.  * @return the current writer, or <code>null</code> if debugging is disabled
  6.  */
  7. public static PrintWriter getWriter() {
  8.   if (isEnabled() && _writer == null) {
  9.     _writer = getDefaultWriter();
  10.   }
  11.   return _writer;
  12. }

代码示例来源：origin: bcdev/beam

  1. /**
  2.  * Gets the default writer used for debugging output.
  3.  *
  4.  * @return the default writer, or <code>null</code> if debugging is disabled
  5.  */
  6. public static PrintWriter getDefaultWriter() {
  7.   if (isEnabled() && _defaultWriter == null) {
  8.     _defaultWriter = createPrintWriter(System.out);
  9.   }
  10.   return _defaultWriter;
  11. }

代码示例来源：origin: bcdev/beam

  1. /**
  2.  * Sets the current writer that will be used for debugging output.
  3.  *
  4.  * @param writer the new writer
  5.  */
  6. public static void setWriter(Writer writer) {
  7.   if (isEnabled() && writer != null) {
  8.     _writer = createPrintWriter(writer);
  9.   }
  10. }

代码示例来源：origin: bcdev/beam

  1. @Override
  2. protected void setUp() {
  3.   _oldDebugState = Debug.isEnabled();
  4. }

代码示例来源：origin: bcdev/beam

  1. /**
  2.  * Sets the current writer for the given stream that will be used for debugging output.
  3.  *
  4.  * @param stream the stream that will be used for debugging output
  5.  */
  6. public static void setWriter(OutputStream stream) {
  7.   if (isEnabled() && stream != null) {
  8.     _writer = createPrintWriter(stream);
  9.   }
  10. }

代码示例来源：origin: bcdev/beam

  1. /**
  2.  * Prints the given property change event to the current writer if and only if the debugging class functionality is
  3.  * enabled.
  4.  */
  5. public static void trace(PropertyChangeEvent event) {
  6.   if (isEnabled() && event != null) {
  7.     PrintWriter w = getWriter();
  8.     w.print("property ");
  9.     w.print(event.getPropertyName());
  10.     w.print(" changed from ");
  11.     w.print(event.getOldValue());
  12.     w.print(" to ");
  13.     w.print(event.getNewValue());
  14.     w.println();
  15.   }
  16. }

代码示例来源：origin: bcdev/beam

  1. /**
  2.  * If the given object is null, and the debugging functionality is enabled, this method throws an
  3.  * <code>AssertionFailure</code> in order to signal that an internal program post- or pre-condition failed.
  4.  * <p/>
  5.  * <p> Use this method whenever a valid state must be ensured within your sourcecode in order to safely continue the
  6.  * program.
  7.  * <p/>
  8.  * <p> For example, the method can be used to ensure valid arguments passed to private and protected methods.
  9.  *
  10.  * @param object the object to test for non-null condition
  11.  *
  12.  * @throws AssertionFailure if <code>object</code> is null and the debugging functionality is enabled
  13.  */
  14. public static void assertNotNull(Object object) throws AssertionFailure {
  15.   if (isEnabled()) {
  16.     if (object == null) {
  17.       handleAssertionFailed(UtilConstants.MSG_OBJECT_NULL);
  18.     }
  19.   }
  20. }

代码示例来源：origin: bcdev/beam

  1. /**
  2.  * If the <code>condition</code> is NOT true, and the debugging functionality is enabled, this method throws an
  3.  * <code>AssertionFailure</code> in order to signal that an internal program post- or pre-condition failed.
  4.  * <p/>
  5.  * <p> Use this method whenever a valid state must be ensured within your sourcecode in order to safely continue the
  6.  * program.
  7.  * <p/>
  8.  * <p> For example, the method can be used to ensure valid arguments passed to private and protected methods.
  9.  *
  10.  * @param condition the assert condition
  11.  *
  12.  * @throws AssertionFailure if <code>condition</code> evaluates to false and the debugging functionality is enabled
  13.  */
  14. public static void assertTrue(boolean condition) throws AssertionFailure {
  15.   if (isEnabled()) {
  16.     if (!condition) {
  17.       handleAssertionFailed(null);
  18.     }
  19.   }
  20. }

代码示例来源：origin: bcdev/beam

  1. /**
  2.  * Prints the given message string to the current writer if and only if the debugging class functionality is
  3.  * enabled.
  4.  */
  5. public static void trace(String message) {
  6.   if (isEnabled() && message != null) {
  7.     PrintWriter w = getWriter();
  8.     w.print(_tracePrefix);
  9.     w.println(message);
  10.     log(message);
  11.   }
  12. }

代码示例来源：origin: bcdev/beam

  1. /**
  2.  * If the given String is null or empty, and the debugging functionality is enabled, this method throws an
  3.  * <code>AssertionFailure</code> in order to signal that an internal program post- or pre-condition failed.
  4.  * <p/>
  5.  * <p> Use this method whenever a valid state must be ensured within your sourcecode in order to safely continue the
  6.  * program.
  7.  * <p/>
  8.  * <p> For example, the method can be used to ensure valid arguments passed to private and protected methods.
  9.  *
  10.  * @param string the String to test for non-null and not empty condition
  11.  *
  12.  * @throws AssertionFailure if <code>String</code> is null or empty and the debugging functionality is enabled
  13.  */
  14. public static void assertNotNullOrEmpty(String string) throws AssertionFailure {
  15.   if (isEnabled()) {
  16.     if (string == null || string.length() < 1) {
  17.       handleAssertionFailed(UtilConstants.MSG_STRING_NULL_OR_EMPTY);
  18.     }
  19.   }
  20. }

代码示例来源：origin: bcdev/beam

  1. /**
  2.  * Delegates <code>Debug.trace()</code> calls to the system logger.
  3.  *
  4.  * @param exception the exception to be logged.
  5.  */
  6. protected static void log(Throwable exception) {
  7.   if (isEnabled()) {
  8.     if (isLogging()) {
  9.       final StringWriter stringWriter = new StringWriter();
  10.       final PrintWriter printWriter = new PrintWriter(stringWriter);
  11.       exception.printStackTrace(printWriter);
  12.       log(stringWriter.getBuffer().toString());
  13.     }
  14.   }
  15. }

代码示例来源：origin: bcdev/beam

  1. /**
  2.  * If the <code>condition</code> is NOT true, and the debugging functionality is enabled, this method throws an
  3.  * <code>AssertionFailure</code> in order to signal that an internal program post- or pre-condition failed. The
  4.  * <code>AssertionFailure</code> will be created with the given error message string.
  5.  * <p/>
  6.  * <p> Use this method whenever a valid state must be ensured within your sourcecode in order to safely continue the
  7.  * program.
  8.  * <p/>
  9.  * <p> For example, the method can be used to ensure valid arguments passed to private and protected methods.
  10.  *
  11.  * @param condition the assert condition
  12.  * @param message   an error message
  13.  *
  14.  * @throws AssertionFailure if <code>condition</code> evaluates to false and the debugging functionality is enabled
  15.  */
  16. public static void assertTrue(boolean condition, String message) throws AssertionFailure {
  17.   if (isEnabled()) {
  18.     if (!condition) {
  19.       handleAssertionFailed(message);
  20.     }
  21.   }
  22. }

代码示例来源：origin: bcdev/beam

  1. /**
  2.  * Prints a 'method not implemented' message using the given class and method name string to the current writer if
  3.  * and only if the debugging class functionality is enabled.
  4.  *
  5.  * @param clazz      the method's class
  6.  * @param methodName the method's name
  7.  */
  8. public static void traceMethodNotImplemented(Class clazz, String methodName) {
  9.   if (isEnabled()) {
  10.     PrintWriter w = getWriter();
  11.     w.print(_tracePrefix);
  12.     w.print(UtilConstants.MSG_METHOD_NOT_IMPLEMENTED);
  13.     if (methodName != null) {
  14.       if (clazz != null) {
  15.         w.print(clazz.getName());
  16.       } else {
  17.         w.print("<unknown class>");
  18.       }
  19.       w.print(".");
  20.       w.print(methodName);
  21.       w.print("()");
  22.       w.println();
  23.     }
  24.   }
  25. }

代码示例来源：origin: bcdev/beam

  1. public void trace(String label) {
  2.     if (Debug.isEnabled()) {
  3.       Debug.trace(label + ": " + getTimeDiffString());
  4.     }
  5.   }
  6. }

代码示例来源：origin: bcdev/beam

  1. /**
  2.  * Delegates <code>Debug.trace()</code> calls to the system logger.
  3.  *
  4.  * @param message the message to be logged.
  5.  */
  6. protected static void log(String message) {
  7.   if (isEnabled()) {
  8.     if (isLogging()) {
  9.       if (_logger == null) {
  10.         _logger = BeamLogManager.getSystemLogger();
  11.       }
  12.       _logger.finest(message);
  13.     }
  14.   }
  15. }

代码示例来源：origin: bcdev/beam

  1. /**
  2.  * Prints the stack trace for the given exeption to the current writer if and only if the debugging class
  3.  * functionality is enabled.
  4.  */
  5. public static void trace(Throwable exception) {
  6.   if (isEnabled() && exception != null) {
  7.     PrintWriter w = getWriter();
  8.     w.print(_tracePrefix);
  9.     w.println(UtilConstants.MSG_EXCEPTION_OCCURRED);
  10.     exception.printStackTrace(w);
  11.     log(UtilConstants.MSG_EXCEPTION_OCCURRED);
  12.     log(exception);
  13.   }
  14. }

代码示例来源：origin: bcdev/beam

  1. /**
  2.  * Prints the ammount of free memory using the given label string to the current writer if and only if the debugging
  3.  * class functionality is enabled.
  4.  *
  5.  * @param label an optional label, can be null
  6.  */
  7. public static void traceMemoryUsage(String label) {
  8.   if (isEnabled()) {
  9.     String message = createMemoryUsageMessage(label);
  10.     PrintWriter w = getWriter();
  11.     w.print(_tracePrefix);
  12.     w.println(message);
  13.     log(message);
  14.   }
  15. }

代码示例来源：origin: bcdev/beam

  1. if (isEnabled()) {

代码示例来源：origin: bcdev/beam

  1. command.add("--log_file");
  2. command.add(BEAMPYUTIL_LOG_FILENAME);
  3. if (Debug.isEnabled()) {
  4.   command.add("--log_level");
  5.   command.add("DEBUG");

代码示例来源：origin: bcdev/beam

  1. private static boolean isDebugClassTestable() {
  2.   boolean oldDebugState = Debug.isEnabled();
  3.   Debug.setEnabled(true);
  4.   boolean newDebugState = Debug.isEnabled();
  5.   Debug.setEnabled(oldDebugState);
  6.   return newDebugState;
  7. }

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