public abstract class RandomAccessReader extends DefaultRandomAccessChemObjectReader implements IRandomAccessChemObjectReader<IChemObject>
Constructor and Description |
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RandomAccessReader(File file,
IChemObjectBuilder builder)
Reads the file and builds an index file, if the index file doesn't already exist.
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RandomAccessReader(File file,
IChemObjectBuilder builder,
IReaderListener listener)
Reads the file and builds an index file, if the index file doesn't already exist.
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Modifier and Type | Method and Description |
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void |
add(IChemObject arg0) |
void |
addChemObjectIOListener(IChemObjectIOListener listener) |
void |
close() |
abstract ISimpleChemObjectReader |
createChemObjectReader() |
IChemObject |
first() |
IChemObjectReader |
getChemObjectReader() |
int |
getCurrentRecord() |
static File |
getIndexFile(String filename)
Opens the file index
|
boolean |
hasNext() |
boolean |
hasPrevious() |
boolean |
isIndexCreated() |
IChemObject |
last() |
IChemObject |
next() |
int |
nextIndex() |
IChemObject |
previous() |
int |
previousIndex() |
IChemObject |
readRecord(int record)
Returns the object at given record No.
|
void |
removeChemObjectIOListener(IChemObjectIOListener listener) |
void |
set(IChemObject arg0) |
void |
setChemObjectReader(ISimpleChemObjectReader chemObjectReader) |
void |
setIndexCreated(boolean indexCreated) |
int |
size() |
String |
toString() |
getIOSettings, setReaderMode
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait
remove
public RandomAccessReader(File file, IChemObjectBuilder builder) throws IOException
file
- the file object containg the molecules to be indexedbuilder
- a chem object builderIOException
- if there is an error during readingpublic RandomAccessReader(File file, IChemObjectBuilder builder, IReaderListener listener) throws IOException
file
- file the file object containg the molecules to be indexedbuilder
- builder a chem object builderlistener
- IOException
- if there is an error during readingpublic IChemObject readRecord(int record) throws Exception
readRecord
in interface IRandomAccessChemObjectReader<IChemObject>
Exception
public static File getIndexFile(String filename)
filename
- the name of the file for which the index was generated@TestMethod(value="testClose") public void close() throws IOException
IOException
public IChemObjectReader getChemObjectReader()
public abstract ISimpleChemObjectReader createChemObjectReader()
public void setChemObjectReader(ISimpleChemObjectReader chemObjectReader)
public boolean hasNext()
hasNext
in interface Iterator<IChemObject>
hasNext
in interface ListIterator<IChemObject>
public boolean hasPrevious()
hasPrevious
in interface ListIterator<IChemObject>
public IChemObject first()
first
in interface IRandomAccessChemObjectReader<IChemObject>
public IChemObject last()
last
in interface IRandomAccessChemObjectReader<IChemObject>
public IChemObject next()
next
in interface Iterator<IChemObject>
next
in interface ListIterator<IChemObject>
public IChemObject previous()
previous
in interface ListIterator<IChemObject>
public void set(IChemObject arg0)
set
in interface ListIterator<IChemObject>
public void add(IChemObject arg0)
add
in interface ListIterator<IChemObject>
public int previousIndex()
previousIndex
in interface ListIterator<IChemObject>
public int nextIndex()
nextIndex
in interface ListIterator<IChemObject>
public int size()
size
in interface IRandomAccessChemObjectReader<IChemObject>
public void addChemObjectIOListener(IChemObjectIOListener listener)
addChemObjectIOListener
in class DefaultRandomAccessChemObjectReader
public void removeChemObjectIOListener(IChemObjectIOListener listener)
removeChemObjectIOListener
in class DefaultRandomAccessChemObjectReader
public int getCurrentRecord()
public boolean isIndexCreated()
public void setIndexCreated(boolean indexCreated)