Package org.eclipse.mat.parser.index
Class IndexManager
- java.lang.Object
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- org.eclipse.mat.parser.index.IndexManager
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public class IndexManager extends Object
Handles the indexes into the snapshot.
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Nested Class Summary
Nested Classes Modifier and Type Class Description static class
IndexManager.Index
The different index types.
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Field Summary
Fields Modifier and Type Field Description IIndexReader.IOne2SizeIndex
a2s
The index from object ID to its size, for arrays and variable sized objectsIIndexReader.IOne2OneIndex
domIn
The dominator tree index from an object to the object which dominates it.IIndexReader.IOne2ManyIndex
domOut
The dominator tree index from an object to the objects it dominatesRetainedSizeCache
i2sv2
The cache for the retained size from the object IDIIndexReader.IOne2LongIndex
idx
The index from object ID to its addressIIndexReader.IOne2ManyObjectsIndex
inbound
The index for objects which refer to each objectIIndexReader.IOne2OneIndex
o2c
The index from object ID to the type as a class IDIIndexReader.IOne2LongIndex
o2ret
Index from object ID to its retained sizeIIndexReader.IOne2ManyIndex
outbound
The index for objects showing what they refer to
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Constructor Summary
Constructors Constructor Description IndexManager()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description IIndexReader.IOne2SizeIndex
a2size()
The index from array object ID and variable sized objects to the size in bytes.IIndexReader.IOne2ManyObjectsIndex
c2objects()
The index from a class to its instancesvoid
close()
Closes all the index reader filesvoid
delete()
Delete all the index filesIIndexReader.IOne2ManyIndex
dominated()
The index reader from each object to the objects it dominatesIIndexReader.IOne2OneIndex
dominator()
The index reader for each object to the object which dominates itIIndexReader
getReader(IndexManager.Index index)
Get the reader corresponding to the indexIIndexReader.IOne2ManyIndex
inbound()
The inbounds index for each object to its inbound references.void
init(String prefix)
Populate all the index readersIIndexReader.IOne2LongIndex
o2address()
The index from object ID to the object addressIIndexReader.IOne2OneIndex
o2class()
The index for each object to class.IIndexReader.IOne2LongIndex
o2retained()
The index reader for each object to its retained sizeIIndexReader.IOne2ManyIndex
outbound()
The inbounds index for each object to its outbound references.void
setReader(IndexManager.Index index, IIndexReader reader)
Add index reader corresponding to the index to the index manager
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Field Detail
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inbound
public IIndexReader.IOne2ManyObjectsIndex inbound
The index for objects which refer to each object
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outbound
public IIndexReader.IOne2ManyIndex outbound
The index for objects showing what they refer to
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o2c
public IIndexReader.IOne2OneIndex o2c
The index from object ID to the type as a class ID
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idx
public IIndexReader.IOne2LongIndex idx
The index from object ID to its address
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a2s
public IIndexReader.IOne2SizeIndex a2s
The index from object ID to its size, for arrays and variable sized objects
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domOut
public IIndexReader.IOne2ManyIndex domOut
The dominator tree index from an object to the objects it dominates
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o2ret
public IIndexReader.IOne2LongIndex o2ret
Index from object ID to its retained size
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domIn
public IIndexReader.IOne2OneIndex domIn
The dominator tree index from an object to the object which dominates it.
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i2sv2
public RetainedSizeCache i2sv2
The cache for the retained size from the object ID- No Reference:
- This field is not intended to be referenced by clients.
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Method Detail
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setReader
public void setReader(IndexManager.Index index, IIndexReader reader)
Add index reader corresponding to the index to the index manager- Parameters:
index
- the index to setreader
- the source for the index
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getReader
public IIndexReader getReader(IndexManager.Index index)
Get the reader corresponding to the index- Parameters:
index
- the index- Returns:
- the reader
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init
public void init(String prefix) throws IOException
Populate all the index readers- Parameters:
prefix
- the prefix of the snapshot- Throws:
IOException
- if a problem occurred reading the indices
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inbound
public IIndexReader.IOne2ManyIndex inbound()
The inbounds index for each object to its inbound references.- Returns:
- the index reader
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outbound
public IIndexReader.IOne2ManyIndex outbound()
The inbounds index for each object to its outbound references.- Returns:
- the index reader
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o2class
public IIndexReader.IOne2OneIndex o2class()
The index for each object to class.- Returns:
- the index reader
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c2objects
public IIndexReader.IOne2ManyObjectsIndex c2objects()
The index from a class to its instances- Returns:
- the index reader
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o2address
public IIndexReader.IOne2LongIndex o2address()
The index from object ID to the object address- Returns:
- the index reader for the object address
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a2size
public IIndexReader.IOne2SizeIndex a2size()
The index from array object ID and variable sized objects to the size in bytes.- Since:
- 1.0
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dominated
public IIndexReader.IOne2ManyIndex dominated()
The index reader from each object to the objects it dominates- Returns:
- the index reader
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o2retained
public IIndexReader.IOne2LongIndex o2retained()
The index reader for each object to its retained size- Returns:
- the index reader
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dominator
public IIndexReader.IOne2OneIndex dominator()
The index reader for each object to the object which dominates it- Returns:
- the index reader
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close
public void close() throws IOException
Closes all the index reader files- Throws:
IOException
- if there is a problem closing the files
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delete
public void delete() throws IOException
Delete all the index files- Throws:
IOException
- if there is a problem deleting the files
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