Revision 2321 org.gvsig.raster/branches/org.gvsig.raster_dataaccess_refactoring/org.gvsig.raster.lib/org.gvsig.raster.lib.impl/src/main/java/org/gvsig/raster/impl/store/properties/MultiProviderStatistics.java
| MultiProviderStatistics.java | ||
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import org.gvsig.fmap.dal.coverage.exception.FileNotOpenException; |
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import org.gvsig.fmap.dal.coverage.exception.ProcessInterruptedException; |
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import org.gvsig.fmap.dal.coverage.exception.RasterDriverException; |
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import org.gvsig.fmap.dal.coverage.exception.RmfSerializerException; |
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import org.gvsig.fmap.dal.coverage.store.props.Statistics; |
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import org.gvsig.raster.impl.provider.RasterProvider; |
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public class MultiProviderStatistics extends AbstractStatistics {
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protected Statistics[] statList = null; |
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protected int nBands = 0; |
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protected boolean forceToRecalc = false; |
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protected RasterProvider provider = null; |
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/** |
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* Constructor |
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/** |
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* Constructor |
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*/ |
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public MultiProviderStatistics(RasterProvider provider) {
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statList = new Statistics[]{provider.getStatistics()};
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this.nBands = provider.getBandCount();
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public MultiProviderStatistics(List<RasterProvider> providerList, RasterProvider provider) {
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this(providerList);
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this.provider = provider;
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} |
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/** |
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* Constructor |
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*/ |
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public MultiProviderStatistics(RasterProvider[] providerList) {
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@SuppressWarnings("unused")
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private MultiProviderStatistics(RasterProvider[] providerList) {
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statList = new Statistics[providerList.length]; |
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for(int i = 0; i < providerList.length; i ++) {
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/** |
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* Constructor |
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*/ |
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public MultiProviderStatistics(List<RasterProvider> providerList) {
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private MultiProviderStatistics(List<RasterProvider> providerList) {
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statList = new Statistics[providerList.size()]; |
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for(int i = 0; i < providerList.size(); i ++) {
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if(providerList.get(i) != null) {
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/** |
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* Constructor |
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*/ |
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public MultiProviderStatistics(Statistics[] statList, int nBands) {
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@SuppressWarnings("unused")
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private MultiProviderStatistics(Statistics[] statList, int nBands) {
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this.nBands = nBands; |
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this.statList = statList; |
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for(int nDataset = 0; nDataset < statList.length; nDataset ++) {
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* Calcula las estadisticas recorriendo todo el fichero. |
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*/ |
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public void calculate(double scale)throws FileNotOpenException, RasterDriverException, ProcessInterruptedException {
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// long t2; |
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// long t1 = new Date().getTime(); |
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if (!forceToRecalc) {
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if (!isCalculated()) {
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try {
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provider.loadObjectFromRmf(SimpleProviderStatistics.class, this); |
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} catch (RmfSerializerException e) {
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// Si no se puede cargar del RMF, recalcularemos las estadisticas. |
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} |
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} |
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if (isCalculated()) |
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return; |
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} |
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for(int nDataset = 0; nDataset < statList.length; nDataset ++) {
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statList[nDataset].calculate(scale); |
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} |
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} |
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calculated = true; |
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// t2 = new Date().getTime(); |
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// System.out.println("Estadisticas MultiFile: " + ((t2 - t1) / 1000D) + ", secs.");
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forceToRecalc = false; |
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try {
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provider.saveObjectToRmf(Statistics.class, this); |
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} catch (RmfSerializerException e) {
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// No salva a rmf |
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} |
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} |
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/* |
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* (non-Javadoc) |
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* @see org.gvsig.raster.impl.dataset.properties.AbstractStatistics#resetPercent() |
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*/ |
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public void resetPercent() {
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for (int i = 0; i < statList.length; i++) {
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statList[i].resetPercent(); |
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} |
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} |
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/* |
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* (non-Javadoc) |
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* @see org.gvsig.raster.impl.dataset.properties.AbstractStatistics#getPercent() |
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*/ |
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public int getPercent() {
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int sum = 0; |
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for (int i = 0; i < statList.length; i++) {
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return sum / statList.length; |
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} |
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/** |
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* Cuando se llama a este m?todo fuerza que la siguiente petici?n de estad?sticas |
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* no sea le?da de RMF y sean recalculadas por completo. |
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* @param forceToRecalc |
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*/ |
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public void forceToRecalc() {
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for(int i = 0; i < statList.length; i ++) |
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statList[i].forceToRecalc(); |
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this.forceToRecalc = true; |
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} |
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/** |
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return calculated; |
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} |
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/* |
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* (non-Javadoc) |
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* @see org.gvsig.raster.impl.store.properties.AbstractStatistics#getBandCount() |
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*/ |
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public int getBandCount() {
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if(bandCount <= 0) {
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for(int i = 0; i < statList.length; i ++) |
| ... | ... | |
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return bandCount; |
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} |
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/* |
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* (non-Javadoc) |
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* @see org.gvsig.raster.impl.store.properties.AbstractStatistics#setBandCount(int) |
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*/ |
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public void setBandCount(int bandCount) {
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this.bandCount = bandCount; |
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} |
| ... | ... | |
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return statList != null ? statList.length :0; |
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} |
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/* |
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* (non-Javadoc) |
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* @see org.gvsig.fmap.dal.coverage.store.props.Statistics#cloneStatistics() |
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*/ |
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public Statistics cloneStatistics() {
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MultiProviderStatistics s = new MultiProviderStatistics(); |
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s.statList = statList; |
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