How to use

java

method

in

org.apache.brooklyn.util.text.ByteSizeStrings

/** Returns a size string using Java suffixes from {@link ByteSizeStrings#java()}, e.g. 23m */
public static String makeJavaSizeString(long sizeInBytes) {
  return ByteSizeStrings.java().makeSizeString(sizeInBytes);
}

  matchedMode = java();
} else {
  throw new IllegalArgumentException("Cannot parse '"+sizeStringOriginal+"' as a size string (as '"+sizeString+"' "+units+")");

public void testJavaSizeString() {
  assertEquals(ByteSizeStrings.java().makeSizeString(-1), "-1");
  assertEquals(ByteSizeStrings.java().makeSizeString(0), "0");
  assertEquals(ByteSizeStrings.java().makeSizeString(999), "999");
  assertEquals(ByteSizeStrings.java().makeSizeString(1024), "1024");
  assertEquals(ByteSizeStrings.java().makeSizeString(1234), "1234");
  assertEquals(ByteSizeStrings.java().makeSizeString(2345), "2345");
  assertEquals(ByteSizeStrings.java().makeSizeString(4096), "4096");
  assertEquals(ByteSizeStrings.java().makeSizeString(4567), "4567");
  assertEquals(ByteSizeStrings.java().makeSizeString(6789), "6789");
  assertEquals(ByteSizeStrings.java().makeSizeString(65535), "64k");
  assertEquals(ByteSizeStrings.java().makeSizeString(23456789L), "22m");
  assertEquals(ByteSizeStrings.java().makeSizeString(23456789012L), "22g");
  assertEquals(ByteSizeStrings.java().makeSizeString(23456789012345L), "21000g");
  assertEquals(ByteSizeStrings.java().makeSizeString(Long.MAX_VALUE), "8388608000g");
}

public void assertUsedMemoryLessThan(String event, long max) {
  noteUsedMemory(event);
  long nowUsed = usedMemory.peekLast();
  if (nowUsed > max) {
    // aggressively try to force GC
    Time.sleep(Duration.ONE_SECOND);
    usedMemory.removeLast();
    noteUsedMemory(event+" (extra GC)");
    nowUsed = usedMemory.peekLast();
    if (nowUsed > max) {
      Assert.fail("Too much memory used - "+ByteSizeStrings.java().apply(nowUsed)+" > max "+ByteSizeStrings.java().apply(max));
    }
  }
}
public void assertUsedMemoryMaxDelta(String event, long deltaMegabytes) {

protected long noteUsedMemory(String message) {
  Time.sleep(Duration.millis(200));
  for (HaMgmtNode n: nodes) {
    ((AbstractManagementContext)n.mgmt).getGarbageCollector().gcIteration();
  }
  System.gc(); System.gc();
  Time.sleep(Duration.millis(50));
  System.gc(); System.gc();
  long mem = Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory();
  usedMemory.addLast(mem);
  log.info("Memory used - "+message+": "+ByteSizeStrings.java().apply(mem));
  return mem;
}
public void assertUsedMemoryLessThan(String event, long max) {