root / trunk / libraries / libRaster / src / org / gvsig / raster / buffer / cache / RasterReadOnlyHugeBuffer.java @ 11083
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package org.gvsig.raster.buffer.cache; |
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import java.io.FileNotFoundException; |
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import org.gvsig.raster.buffer.IBand; |
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import org.gvsig.raster.buffer.RasterBuffer; |
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import org.gvsig.raster.dataset.IBuffer; |
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import org.gvsig.raster.dataset.NotSupportedExtensionException; |
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import org.gvsig.raster.dataset.RasterDriverException; |
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/**
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*
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*
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*/
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public class RasterReadOnlyHugeBuffer extends RasterBuffer { |
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private Cache cache = null; |
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private LRUAlgorithm lru = null; |
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/**
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* Constructor. Asigna las variables de inicializaci?n y crea la estructura de
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* la cach? con los datos pasados.
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* @param dataType Tipo de dato
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* @param width Ancho
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* @param height Alto
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* @param bandNr Banda
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* @param orig
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* @throws RasterDriverException
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* @throws NotSupportedExtensionException
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* @throws FileNotFoundException
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*/
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public RasterReadOnlyHugeBuffer(int dataType, int width, int height, int nBand, String fileName) |
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throws FileNotFoundException, NotSupportedExtensionException, RasterDriverException{ |
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cache = new Cache(nBand, dataType, width, height, fileName);
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lru = new LRUAlgorithm(cache);
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this.dataType = dataType;
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this.width = width;
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this.height = height;
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this.nBands = nBand;
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} |
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public void malloc(int dataType, int width, int height, int bandNr) { |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.driver.IBuffer#isBandSwitchable()
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*/
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public boolean isBandSwitchable(){ |
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return false; |
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} |
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/**
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* Obtiene la cach?
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* @return
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*/
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public Cache getCache() {
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return cache;
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} |
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//*********************************************************
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public byte[][] getLineByte(int line) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {return null;} |
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return cache.getAccessPage().getLineByte((line & cache.getOffset()));
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} |
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public short[][] getLineShort(int line) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {return null;} |
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return cache.getAccessPage().getLineShort((line & cache.getOffset()));
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} |
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public int[][] getLineInt(int line) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {return null;} |
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return cache.getAccessPage().getLineInt((line & cache.getOffset()));
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} |
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public float[][] getLineFloat(int line) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {return null;} |
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return cache.getAccessPage().getLineFloat((line & cache.getOffset()));
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} |
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public double[][] getLineDouble(int line) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {return null;} |
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return cache.getAccessPage().getLineDouble((line & cache.getOffset()));
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} |
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//*********************************************************
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public void setLineByte(byte[][] data, int line) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setLineByte(data, (line & cache.getOffset())); |
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} |
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public void setLineShort(short[][] data, int line) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setLineShort(data, (line & cache.getOffset())); |
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} |
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public void setLineInt(int[][] data, int line) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setLineInt(data, (line & cache.getOffset())); |
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} |
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public void setLineFloat(float[][] data, int line) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setLineFloat(data, (line & cache.getOffset())); |
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} |
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public void setLineDouble(double[][] data, int line) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setLineDouble(data, (line & cache.getOffset())); |
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} |
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//*********************************************************
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public byte[] getLineFromBandByte(int line, int band) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {return null;} |
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return cache.getAccessPage().getLineFromBandByte((line & cache.getOffset()), band);
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} |
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public short[] getLineFromBandShort(int line, int band) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {return null;} |
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return cache.getAccessPage().getLineFromBandShort((line & cache.getOffset()), band);
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} |
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public int[] getLineFromBandInt(int line, int band) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {return null;} |
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return cache.getAccessPage().getLineFromBandInt((line & cache.getOffset()), band);
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} |
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public float[] getLineFromBandFloat(int line, int band) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {return null;} |
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return cache.getAccessPage().getLineFromBandFloat((line & cache.getOffset()), band);
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} |
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public double[] getLineFromBandDouble(int line, int band) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {return null;} |
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return cache.getAccessPage().getLineFromBandDouble((line & cache.getOffset()), band);
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} |
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//*********************************************************
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public void setLineInBandByte(byte[] data, int line, int band) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setLineInBandByte(data, (line & cache.getOffset()), band); |
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} |
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public void setLineInBandShort(short[] data, int line, int band) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setLineInBandShort(data, (line & cache.getOffset()), band); |
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} |
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public void setLineInBandInt(int[] data, int line, int band) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setLineInBandInt(data, (line & cache.getOffset()), band); |
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} |
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public void setLineInBandFloat(float[] data, int line, int band) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setLineInBandFloat(data, (line & cache.getOffset()), band); |
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} |
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public void setLineInBandDouble(double[] data, int line, int band) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setLineInBandDouble(data, (line & cache.getOffset()), band); |
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} |
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//*********************************************************
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public byte getElemByte(int line, int col, int band) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {
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return (byte)getNoDataValue(); //No leemos el dato |
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} |
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return cache.getAccessPage().getElemByte((line & cache.getOffset()), col, band);
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} |
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public short getElemShort(int line, int col, int band) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {
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return (short)getNoDataValue(); //No leemos el dato |
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} |
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return cache.getAccessPage().getElemShort((line & cache.getOffset()), col, band);
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} |
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public int getElemInt(int line, int col, int band) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {
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return (int)getNoDataValue(); //No leemos el dato |
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} |
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return cache.getAccessPage().getElemInt((line & cache.getOffset()), col, band);
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} |
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public float getElemFloat(int line, int col, int band) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {
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return (float)getNoDataValue(); //No leemos el dato |
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} |
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return cache.getAccessPage().getElemFloat((line & cache.getOffset()), col, band);
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} |
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public double getElemDouble(int line, int col, int band) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {
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return (double)getNoDataValue(); //No leemos el dato |
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} |
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return cache.getAccessPage().getElemDouble((line & cache.getOffset()), col, band);
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} |
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//*********************************************************
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public void setElem(int line, int col, int band, byte data) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) { return;} |
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cache.getAccessPage().setElem((line & cache.getOffset()), col, band, data); |
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} |
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public void setElem(int line, int col, int band, short data) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setElem((line & cache.getOffset()), col, band, data); |
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} |
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public void setElem(int line, int col, int band, int data) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setElem((line & cache.getOffset()), col, band, data); |
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} |
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public void setElem(int line, int col, int band, float data) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setElem((line & cache.getOffset()), col, band, data); |
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} |
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public void setElem(int line, int col, int band, double data) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setElem((line & cache.getOffset()), col, band, data); |
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} |
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//*********************************************************
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public void getElemByte(int line, int col, byte[] data) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {
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for (int iBand = 0; iBand < data.length; iBand++) |
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data[iBand] = (byte)getNoDataValue();
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} |
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cache.getAccessPage().getElemByte((line & cache.getOffset()), col, data); |
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} |
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public void getElemShort(int line, int col, short[] data) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {
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for (int iBand = 0; iBand < data.length; iBand++) |
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data[iBand] = (short)getNoDataValue();
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} |
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cache.getAccessPage().getElemShort((line & cache.getOffset()), col, data); |
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} |
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public void getElemInt(int line, int col, int[] data) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {
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for (int iBand = 0; iBand < data.length; iBand++) |
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data[iBand] = (int)getNoDataValue();
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} |
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cache.getAccessPage().getElemInt((line & cache.getOffset()), col, data); |
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} |
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public void getElemFloat(int line, int col, float[] data) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {
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for (int iBand = 0; iBand < data.length; iBand++) |
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data[iBand] = (float)getNoDataValue();
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} |
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cache.getAccessPage().getElemFloat((line & cache.getOffset()), col, data); |
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} |
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public void getElemDouble(int line, int col, double[] data) { |
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try {
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lru.cacheAccess(line, true);
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} catch (InvalidPageNumberException e) {
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for (int iBand = 0; iBand < data.length; iBand++) |
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data[iBand] = (double)getNoDataValue();
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} |
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cache.getAccessPage().getElemDouble((line & cache.getOffset()), col, data); |
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} |
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//*********************************************************
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public void setElemByte(int line, int col, byte[] data) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setElemByte((line & cache.getOffset()), col, data); |
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} |
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public void setElemShort(int line, int col, short[] data) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setElemShort((line & cache.getOffset()), col, data); |
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} |
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public void setElemInt(int line, int col, int[] data) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setElemInt((line & cache.getOffset()), col, data); |
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} |
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public void setElemFloat(int line, int col, float[] data) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setElemFloat((line & cache.getOffset()), col, data); |
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} |
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public void setElemDouble(int line, int col, double[] data) { |
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try {
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lru.cacheAccess(line, false);
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setElemDouble((line & cache.getOffset()), col, data); |
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} |
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//TODO: FUNCIONALIDAD: Terminar m?todos de RasterCach?
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//***********************************************
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//Obtiene una banda entera
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public IBand getBand(int band){ |
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return null; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.driver.IBuffer#getBandBuffer(int)
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*/
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public IBuffer getBandBuffer(int iBand){ |
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return null; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.driver.IBuffer#replicateBand(int, int)
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*/
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public void replicateBand(int orig, int dest) { |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.dataaccess.buffer.RasterBuffer#switchBands(int[])
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*/
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public void switchBands(int[] bandPosition){ |
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} |
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//*********************************************************
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public RasterBuffer adjustRasterNearestNeighbourInterpolation(int w, int h, int[] bands) { |
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return null; |
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} |
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public RasterBuffer adjustRasterBilinearInterpolation(int w, int h, int[] bands) { |
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return null; |
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} |
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public RasterBuffer adjustRasterInverseDistanceInterpolation(int w, int h, int[] bands) { |
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return null; |
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} |
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public RasterBuffer adjustRasterBicubicSplineInterpolation(int w, int h, int[] bands) { |
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return null; |
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} |
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public RasterBuffer adjustRasterBSplineInterpolation(int w, int h, int[] bands) { |
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return null; |
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} |
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//*********************************************************
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public void assign(int band, byte value) { |
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for(int line = 0; line < height; line ++){ |
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boolean beginLine = true; //Para acelerar solo comprobar? si la p?gina est? en cach? cada vez que empieza una l?nea |
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for(int col = 0; col < width; col ++){ |
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try {
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if(beginLine){
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lru.cacheAccess(line, false);
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beginLine = false;
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} |
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setElem((line & cache.getOffset()), col, band, value); |
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} |
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} |
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} |
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public void assign(int band, short value) { |
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for(int line = 0; line < height; line ++){ |
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boolean beginLine = true; //Para acelerar solo comprobar? si la p?gina est? en cach? cada vez que empieza una l?nea |
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for(int col = 0; col < width; col ++){ |
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try {
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if(beginLine){
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lru.cacheAccess(line, false);
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beginLine = false;
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} |
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} catch (InvalidPageNumberException e) {return;} |
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cache.getAccessPage().setElem((line & cache.getOffset()), col, band, value); |
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} |
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} |
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} |
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|
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public void assign(int band, int value) { |
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for(int line = 0; line < height; line ++){ |
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boolean beginLine = true; //Para acelerar solo comprobar? si la p?gina est? en cach? cada vez que empieza una l?nea |
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for(int col = 0; col < width; col ++){ |
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try {
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if(beginLine){
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lru.cacheAccess(line, false);
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beginLine = false;
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} |
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} catch (InvalidPageNumberException e) {return;} |
| 478 |
cache.getAccessPage().setElem((line & cache.getOffset()), col, band, value); |
| 479 |
} |
| 480 |
} |
| 481 |
} |
| 482 |
|
| 483 |
public void assign(int band, float value) { |
| 484 |
for(int line = 0; line < height; line ++){ |
| 485 |
boolean beginLine = true; //Para acelerar solo comprobar? si la p?gina est? en cach? cada vez que empieza una l?nea |
| 486 |
for(int col = 0; col < width; col ++){ |
| 487 |
try {
|
| 488 |
if(beginLine){
|
| 489 |
lru.cacheAccess(line, false);
|
| 490 |
beginLine = false;
|
| 491 |
} |
| 492 |
} catch (InvalidPageNumberException e) {return;} |
| 493 |
cache.getAccessPage().setElem((line & cache.getOffset()), col, band, value); |
| 494 |
} |
| 495 |
} |
| 496 |
} |
| 497 |
|
| 498 |
public void assign(int band, double value) { |
| 499 |
for(int line = 0; line < height; line ++){ |
| 500 |
boolean beginLine = true; //Para acelerar solo comprobar? si la p?gina est? en cach? cada vez que empieza una l?nea |
| 501 |
for(int col = 0; col < width; col ++){ |
| 502 |
try {
|
| 503 |
if(beginLine){
|
| 504 |
lru.cacheAccess(line, false);
|
| 505 |
beginLine = false;
|
| 506 |
} |
| 507 |
} catch (InvalidPageNumberException e) {return;} |
| 508 |
cache.getAccessPage().setElem((line & cache.getOffset()), col, band, value); |
| 509 |
} |
| 510 |
} |
| 511 |
} |
| 512 |
|
| 513 |
/*
|
| 514 |
* (non-Javadoc)
|
| 515 |
* @see org.gvsig.fmap.driver.IBuffer#cloneBuffer()
|
| 516 |
*/
|
| 517 |
public IBuffer cloneBuffer(){
|
| 518 |
return null; |
| 519 |
} |
| 520 |
|
| 521 |
/*
|
| 522 |
* (non-Javadoc)
|
| 523 |
* @see org.gvsig.fmap.driver.IBuffer#interchangeBands(int, int)
|
| 524 |
*/
|
| 525 |
public void interchangeBands(int band1, int band2) { |
| 526 |
} |
| 527 |
|
| 528 |
/*
|
| 529 |
* (non-Javadoc)
|
| 530 |
* @see org.gvsig.fmap.driver.IBuffer#interchangeBands(int[])
|
| 531 |
*/
|
| 532 |
public void interchangeBands(int[] bands){ |
| 533 |
|
| 534 |
} |
| 535 |
|
| 536 |
/*
|
| 537 |
* (non-Javadoc)
|
| 538 |
* @see org.gvsig.fmap.driver.IBuffer#mallocOneBand(int, int, int, int)
|
| 539 |
*/
|
| 540 |
public void mallocOneBand(int dataType, int width, int height, int band) { |
| 541 |
|
| 542 |
} |
| 543 |
|
| 544 |
/*
|
| 545 |
* (non-Javadoc)
|
| 546 |
* @see org.gvsig.fmap.driver.IBuffer#copyBand(int, org.gvsig.fmap.dataaccess.buffer.IBand)
|
| 547 |
*/
|
| 548 |
public void copyBand(int nBand, IBand band) { |
| 549 |
|
| 550 |
} |
| 551 |
|
| 552 |
/*
|
| 553 |
* (non-Javadoc)
|
| 554 |
* @see org.gvsig.fmap.driver.IBuffer#assignBand(int, org.gvsig.fmap.dataaccess.buffer.IBand)
|
| 555 |
*/
|
| 556 |
public void assignBand(int nBand, IBand band) { |
| 557 |
|
| 558 |
} |
| 559 |
|
| 560 |
/*
|
| 561 |
* (non-Javadoc)
|
| 562 |
* @see org.gvsig.fmap.driver.IBuffer#createBand(byte)
|
| 563 |
*/
|
| 564 |
public IBand createBand(byte defaultValue) { |
| 565 |
|
| 566 |
return null; |
| 567 |
} |
| 568 |
|
| 569 |
/*
|
| 570 |
* (non-Javadoc)
|
| 571 |
* @see org.gvsig.fmap.driver.IBuffer#assignBandToNotValid(int)
|
| 572 |
*/
|
| 573 |
public void assignBandToNotValid(int iBand) { |
| 574 |
|
| 575 |
} |
| 576 |
|
| 577 |
} |