Enum MemoryManager.Type
- java.lang.Object
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- java.lang.Enum<MemoryManager.Type>
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- org.apache.jackrabbit.oak.index.indexer.document.flatfile.MemoryManager.Type
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- All Implemented Interfaces:
java.io.Serializable
,java.lang.Comparable<MemoryManager.Type>
- Enclosing interface:
- MemoryManager
public static enum MemoryManager.Type extends java.lang.Enum<MemoryManager.Type>
Indicates type of memory management this instance does.
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Enum Constant Summary
Enum Constants Enum Constant Description JMX_BASED
Uses JMX memory management mbeans for tracking available memory.SELF_MANAGED
Maintains memory usage itself.
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static MemoryManager.Type
valueOf(java.lang.String name)
Returns the enum constant of this type with the specified name.static MemoryManager.Type[]
values()
Returns an array containing the constants of this enum type, in the order they are declared.
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Enum Constant Detail
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JMX_BASED
public static final MemoryManager.Type JMX_BASED
Uses JMX memory management mbeans for tracking available memory.
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SELF_MANAGED
public static final MemoryManager.Type SELF_MANAGED
Maintains memory usage itself. Different users can share this instance and indicate the increase/decrease in their memory usage by callingMemoryManager.changeMemoryUsedBy(long)
, and check if the total memory used by all users of this calls causes the available memory to become low usingMemoryManager.isMemoryLow()
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Method Detail
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values
public static MemoryManager.Type[] values()
Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:for (MemoryManager.Type c : MemoryManager.Type.values()) System.out.println(c);
- Returns:
- an array containing the constants of this enum type, in the order they are declared
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valueOf
public static MemoryManager.Type valueOf(java.lang.String name)
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)- Parameters:
name
- the name of the enum constant to be returned.- Returns:
- the enum constant with the specified name
- Throws:
java.lang.IllegalArgumentException
- if this enum type has no constant with the specified namejava.lang.NullPointerException
- if the argument is null
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