#include <src/main/activemq/util/MemoryUsage.h>
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| MemoryUsage () |
| Default Constructor.
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| MemoryUsage (unsigned long long limit) |
| Creates an instance of an Usage monitor with a set limit.
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virtual | ~MemoryUsage () |
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virtual void | waitForSpace () |
| Waits forever for more space to be returned to this Usage Manager.
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virtual void | waitForSpace (unsigned int timeout) |
| Waits for more space to be returned to this Usage Manager, times out when the given time span in milliseconds elapses.
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virtual void | enqueueUsage (unsigned long long value) |
| Tries to increase the usage by value amount but blocks if this object is currently full.
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virtual void | increaseUsage (unsigned long long value) |
| Increases the usage by the value amount.
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virtual void | decreaseUsage (unsigned long long value) |
| Decreases the usage by the value amount.
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virtual bool | isFull () const |
| Returns true if this Usage instance is full, i.e.
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unsigned long long | getUsage () const |
| Gets the current usage amount.
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void | setUsage (unsigned long long usage) |
| Sets the current usage amount.
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unsigned long long | getLimit () const |
| Gets the current limit amount.
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void | setLimit (unsigned long long limit) |
| Sets the current limit amount.
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virtual | ~Usage () |
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◆ MemoryUsage() [1/2]
activemq::util::MemoryUsage::MemoryUsage |
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◆ MemoryUsage() [2/2]
activemq::util::MemoryUsage::MemoryUsage |
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unsigned long long | limit | ) |
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Creates an instance of an Usage monitor with a set limit.
- Parameters
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limit | - amount of memory this manager allows. |
◆ ~MemoryUsage()
virtual activemq::util::MemoryUsage::~MemoryUsage |
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virtual |
◆ decreaseUsage()
virtual void activemq::util::MemoryUsage::decreaseUsage |
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unsigned long long | value | ) |
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virtual |
Decreases the usage by the value amount.
- Parameters
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value | Amount of space to return to the pool |
Implements activemq::util::Usage.
◆ enqueueUsage()
virtual void activemq::util::MemoryUsage::enqueueUsage |
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unsigned long long | value | ) |
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inlinevirtual |
◆ getLimit()
unsigned long long activemq::util::MemoryUsage::getLimit |
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const |
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inline |
Gets the current limit amount.
- Returns
- the amount that can be used before full.
◆ getUsage()
unsigned long long activemq::util::MemoryUsage::getUsage |
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const |
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inline |
Gets the current usage amount.
- Returns
- the amount of bytes currently used.
◆ increaseUsage()
virtual void activemq::util::MemoryUsage::increaseUsage |
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unsigned long long | value | ) |
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virtual |
◆ isFull()
virtual bool activemq::util::MemoryUsage::isFull |
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const |
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◆ setLimit()
void activemq::util::MemoryUsage::setLimit |
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unsigned long long | limit | ) |
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inline |
Sets the current limit amount.
- Parameters
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limit | - The amount that can be used before full. |
◆ setUsage()
void activemq::util::MemoryUsage::setUsage |
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unsigned long long | usage | ) |
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inline |
Sets the current usage amount.
- Parameters
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usage | - The amount to tag as used. |
◆ waitForSpace() [1/2]
virtual void activemq::util::MemoryUsage::waitForSpace |
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virtual |
◆ waitForSpace() [2/2]
virtual void activemq::util::MemoryUsage::waitForSpace |
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unsigned int | timeout | ) |
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virtual |
Waits for more space to be returned to this Usage Manager, times out when the given time span in milliseconds elapses.
- Parameters
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timeout | The time to wait for more space. |
Implements activemq::util::Usage.
The documentation for this class was generated from the following file: