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Added load(URL). Addressing PR #25972, reported by Bill Barker. 

git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/math/trunk@141049 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Phil Steitz 2004-01-11 07:19:52 +00:00
parent 54309a11ca
commit cc68314882
1 changed files with 12 additions and 4 deletions
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16
src/java/org/apache/commons/math/random/EmpiricalDistribution.java
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@ -56,6 +56,7 @@ package org.apache.commons.math.random;
import java.io.IOException; import java.io.IOException;
import java.io.File; import java.io.File;
import java.net.URL;
import java.util.ArrayList; import java.util.ArrayList;
import org.apache.commons.math.stat.DescriptiveStatistics; import org.apache.commons.math.stat.DescriptiveStatistics;
@ -80,24 +81,31 @@ import org.apache.commons.math.stat.DescriptiveStatistics;
* build grouped frequnecy histograms representing the input data or to * build grouped frequnecy histograms representing the input data or to
* generate random values "like" those in the input file -- i.e., the values * generate random values "like" those in the input file -- i.e., the values
* generated will follow the distribution of the values in the file. * generated will follow the distribution of the values in the file.
* @version $Revision: 1.10 $ $Date: 2003/11/15 16:01:37 $ * @version $Revision: 1.11 $ $Date: 2004/01/11 07:19:52 $
*/ */
public interface EmpiricalDistribution { public interface EmpiricalDistribution {
/** /**
* Computes the empirical distribution from the input file * Computes the empirical distribution from the input file.
* @param filePath fully qualified name of a file in the local file system * @param filePath fully qualified name of a file in the local file system
* @throws IOException if an IO error occurs * @throws IOException if an IO error occurs
*/ */
void load(String filePath) throws IOException; void load(String filePath) throws IOException;
/** /**
* Computes the empirical distribution from the input file * Computes the empirical distribution from the input file.
* @param file url of the input file * @param file the input file
* @throws IOException if an IO error occurs * @throws IOException if an IO error occurs
*/ */
void load(File file) throws IOException; void load(File file) throws IOException;
/**
* Computes the empirical distribution using data read from a URL.
* @param file url of the input file
* @throws IOException if an IO error occurs
*/
void load(URL url) throws IOException;
/** /**
* Generates a random value from this distribution. * Generates a random value from this distribution.
* <strong>Preconditions:</strong><ul> * <strong>Preconditions:</strong><ul>