public SystemUsage() 
{
        this("default", null, null);
}

 public SystemUsage(SystemUsage parent,
    String name) 
{
        this.parent = parent;
        this.name = name;
        this.memoryUsage = new MemoryUsage(parent.memoryUsage, name + ":memory");
        this.storeUsage = new StoreUsage(parent.storeUsage, name + ":store");
        this.tempUsage = new TempUsage(parent.tempUsage, name + ":temp");
}

 public SystemUsage(String name,
    PersistenceAdapter adapter,
    Store tempStore) 
{
        this.parent = null;
        this.name = name;
        this.memoryUsage = new MemoryUsage(name + ":memory");
        this.storeUsage = new StoreUsage(name + ":store", adapter);
        this.tempUsage = new TempUsage(name + ":temp", tempStore);
}

 public MemoryUsage getMemoryUsage() 
{
        return this.memoryUsage;
}

 public String getName() 
{
        return name;
}

 public SystemUsage getParent() 
{
        return parent;
}

 public long getSendFailIfNoSpaceAfterTimeout() 
{
        if (sendFailIfNoSpaceAfterTimeoutExplicitySet || parent == null) {
            return sendFailIfNoSpaceAfterTimeout;
        } else {
            return parent.getSendFailIfNoSpaceAfterTimeout();
        }
}

 public StoreUsage getStoreUsage() 
{
        return this.storeUsage;
}

 public TempUsage getTempUsage() 
{
        return this.tempUsage;
}

 public boolean isSendFailIfNoSpace() 
{
        if (sendFailIfNoSpaceExplicitySet || parent == null) {
            return sendFailIfNoSpace;
        } else {
            return parent.isSendFailIfNoSpace();
        }
}

 public boolean isSendFailIfNoSpaceExplicitySet() 
{
        return sendFailIfNoSpaceExplicitySet;
}

 public  void setMemoryUsage(MemoryUsage memoryUsage) 
{
        if (memoryUsage.getName() == null) {
            memoryUsage.setName(this.memoryUsage.getName());
        }
        if (parent != null) {
            memoryUsage.setParent(parent.memoryUsage);
        }
        this.memoryUsage = memoryUsage;
}

 public  void setName(String name) 
{
        this.name = name;
        this.memoryUsage.setName(name + ":memory");
        this.storeUsage.setName(name + ":store");
        this.tempUsage.setName(name + ":temp");
}

 public  void setParent(SystemUsage parent) 
{
        this.parent = parent;
}

 public  void setSendFailIfNoSpace(boolean failProducerIfNoSpace) 
{
        sendFailIfNoSpaceExplicitySet = true;
        this.sendFailIfNoSpace = failProducerIfNoSpace;
}

Sets whether or not a send() should fail if there is no space free. The default value is false which means to block the send() method until space becomes available

 public  void setSendFailIfNoSpaceAfterTimeout(long sendFailIfNoSpaceAfterTimeout) 
{
        this.sendFailIfNoSpaceAfterTimeoutExplicitySet = true;
        this.sendFailIfNoSpaceAfterTimeout = sendFailIfNoSpaceAfterTimeout;
}

 public  void setSendFailIfNoSpaceExplicitySet(boolean sendFailIfNoSpaceExplicitySet) 
{
        this.sendFailIfNoSpaceExplicitySet = sendFailIfNoSpaceExplicitySet;
}

 public  void setStoreUsage(StoreUsage storeUsage) 
{
        if (storeUsage.getStore() == null) {
            storeUsage.setStore(this.storeUsage.getStore());
        }
        if (storeUsage.getName() == null) {
            storeUsage.setName(this.storeUsage.getName());
        }
        if (parent != null) {
            storeUsage.setParent(parent.storeUsage);
        }
        this.storeUsage = storeUsage;
}

 public  void setTempUsage(TempUsage tempDiskUsage) 
{
        if (tempDiskUsage.getStore() == null) {
            tempDiskUsage.setStore(this.tempUsage.getStore());
        }
        if (tempDiskUsage.getName() == null) {
            tempDiskUsage.setName(this.tempUsage.getName());
        }
        if (parent != null) {
            tempDiskUsage.setParent(parent.tempUsage);
        }
        this.tempUsage = tempDiskUsage;
}

 public  void start() 
{
        if (parent != null) {
            parent.addChild(this);
        }
        this.memoryUsage.start();
        this.storeUsage.start();
        this.tempUsage.start();
}

 public  void stop() 
{
        if (parent != null) {
            parent.removeChild(this);
        }
        this.memoryUsage.stop();
        this.storeUsage.stop();
        this.tempUsage.stop();
}

 public String toString() 
{
        return "UsageManager(" + getName() + ")";
}