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java.lang.Objectnet.sf.jasperreports.engine.fill.JRAbstractLRUVirtualizer
net.sf.jasperreports.engine.fill.JRGzipVirtualizer
public class JRGzipVirtualizer
GZips the pages that it doesn't need, but keeps them in memory.
| Nested Class Summary |
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| Nested classes/interfaces inherited from class net.sf.jasperreports.engine.fill.JRAbstractLRUVirtualizer |
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JRAbstractLRUVirtualizer.Cache, JRAbstractLRUVirtualizer.CacheReference, JRAbstractLRUVirtualizer.ClassLoaderAnnotationObjectInputStream, JRAbstractLRUVirtualizer.ClassLoaderAnnotationObjectOutputStream |
| Field Summary |
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| Fields inherited from class net.sf.jasperreports.engine.fill.JRAbstractLRUVirtualizer |
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CLASSLOADER_IDX_NOT_SET, classLoadersIndexes, classLoadersList, lastObject, lastObjectMap, lastObjectSet |
| Constructor Summary | |
|---|---|
JRGzipVirtualizer(int maxSize)
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| Method Summary | |
|---|---|
void |
cleanup()
Called when we are done with the virtualizer and wish to cleanup any resources it has. |
protected void |
dispose(java.lang.String virtualId)
Removes the external data associated with a virtualizable object. |
protected void |
pageIn(JRVirtualizable o)
Reads a virtualizable object's data from an external storage. |
protected void |
pageOut(JRVirtualizable o)
Writes a virtualizable object's data to an external storage. |
| Methods inherited from class net.sf.jasperreports.engine.fill.JRAbstractLRUVirtualizer |
|---|
clearData, deregisterObject, disposeAll, finalize, isAncestorClassLoader, isPagedOut, isPagedOutAndTouch, isReadOnly, isReadOnly, readData, registerObject, requestData, reset, setLastObject, setReadOnly, touch, virtualizeData, writeData |
| Methods inherited from class java.lang.Object |
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clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
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public JRGzipVirtualizer(int maxSize)
maxSize - the maximum size (in JRVirtualizable objects) of the paged in
cache.| Method Detail |
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protected void dispose(java.lang.String virtualId)
JRAbstractLRUVirtualizer
dispose in class JRAbstractLRUVirtualizervirtualId - the ID of the virtualizable object
protected void pageOut(JRVirtualizable o)
throws java.io.IOException
JRAbstractLRUVirtualizer
pageOut in class JRAbstractLRUVirtualizero - a virtualizable object
java.io.IOException
protected void pageIn(JRVirtualizable o)
throws java.io.IOException
JRAbstractLRUVirtualizer
pageIn in class JRAbstractLRUVirtualizero - a virtualizable object
java.io.IOExceptionpublic void cleanup()
JRVirtualizer
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