/**
* Copyright 2011 Pablo Mendes, Max Jakob
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.dbpedia.spotlight.string;
import org.dbpedia.spotlight.model.SurfaceForm;
import org.dbpedia.spotlight.model.SurfaceFormOccurrence;
import org.dbpedia.spotlight.model.Text;
import java.util.ArrayList;
import java.util.List;
/**
* Functions to deal with wiki markup.
*
* See also: MilneWittenSource.parse
*
* @author maxjakob
*/
public class ParseSurfaceFormText {
public static List<SurfaceFormOccurrence> parse(String textWithMarkedSurfaceForms) {
List<SurfaceFormOccurrence> sfOccs = new ArrayList<SurfaceFormOccurrence>();
Text unMarkedUpText = new Text(textWithMarkedSurfaceForms.replaceAll("(\\[\\[|\\]\\])", ""));
int i = 0;
while (i < textWithMarkedSurfaceForms.length()) {
int start = textWithMarkedSurfaceForms.indexOf("[[", i) + 2;
if (start == 1)
break;
int end = textWithMarkedSurfaceForms.indexOf("]]", start);
if (end == -1)
break;
SurfaceForm sf = new SurfaceForm(textWithMarkedSurfaceForms.substring(start, end));
int offset = start - (sfOccs.size()*4) - 2;
SurfaceFormOccurrence sfOcc = new SurfaceFormOccurrence(sf, unMarkedUpText, offset);
sfOccs.add(sfOcc);
i = end + 2;
}
return sfOccs;
}
public static String eraseMarkup(String textWithMarkedSurfaceForms) {
return textWithMarkedSurfaceForms.replaceAll("(\\[\\[|\\]\\])", "");
}
}