/**
* Gets the tail string used to wrap a set of log records. This base class
* always returns the empty string.
*
* @param h
* the target handler.
* @return the tail string used to wrap a set of log records, empty in this
* implementation.
*/
public String getTail(Handler h)
{
return ""; //$NON-NLS-1$
}
/**
* Default constructor, construct and init a {@code MemoryHandler} using
* {@code LogManager} properties or default values.
*
* @throws RuntimeException
* if property value are invalid and no default value could be
* used.
*/
public MemoryHandler()
: base()
{
String className = this.getClass().getName();
// init target
String targetName = manager.getProperty(className + ".target"); //$NON-NLS-1$
try {
target = (Handler) java.lang.Class.forName(targetName).newInstance();
} catch (Exception e) {
// logging.10=Cannot load target handler:{0}
throw new java.lang.RuntimeException("Cannot load target handler: "+ //$NON-NLS-1$
targetName);
}
// init size
String sizeString = manager.getProperty(className + ".size"); //$NON-NLS-1$
if (null != sizeString) {
try {
size = java.lang.Integer.parseInt(sizeString);
if (size <= 0) {
size = DEFAULT_SIZE;
}
} catch (java.lang.Exception e) {
printInvalidPropMessage(className + ".size", sizeString, e); //$NON-NLS-1$
}
}
// init push level
String pushName = manager.getProperty(className + ".push"); //$NON-NLS-1$
if (null != pushName) {
try {
pushJ = Level.parse(pushName);
} catch (java.lang.Exception e) {
printInvalidPropMessage(className + ".push", pushName, e); //$NON-NLS-1$
}
}
// init other properties which are common for all Handler
initProperties("ALL", null, "java.util.logging.SimpleFormatter", null); //$NON-NLS-1$//$NON-NLS-2$
buffer = new LogRecord[size];
}
/**
* Gets the head string used to wrap a set of log records. This base class
* always returns an empty string.
*
* @param h
* the target handler.
* @return the head string used to wrap a set of log records, empty in this
* implementation.
*/
public String getHead(Handler h)
{
return ""; //$NON-NLS-1$
}
/**
* Construct and init a {@code MemoryHandler} using given target, size and
* push level, other properties using {@code LogManager} properties or
* default values.
*
* @param target
* the given {@code Handler} to output
* @param size
* the maximum number of buffered {@code LogRecord}, greater than
* zero
* @param pushLevel
* the push level
* @throws IllegalArgumentException
* if {@code size <= 0}
* @throws RuntimeException
* if property value are invalid and no default value could be
* used.
*/
public MemoryHandler(Handler target, int size, Level pushLevel)
{
if (size <= 0) {
// logging.11=Size must be positive.
throw new java.lang.IllegalArgumentException("Size must be positive."); //$NON-NLS-1$
}
target.getLevel();
pushLevel.intValue();
this.target = target;
this.size = size;
this.pushJ = pushLevel;
initProperties("ALL", null, "java.util.logging.SimpleFormatter", null); //$NON-NLS-1$//$NON-NLS-2$
buffer = new LogRecord[size];
}