opennlp.maxent.BasicContextGenerator Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 opennlp.maxent;
/**
* Generate contexts for maxent decisions, assuming that the input
* given to the getContext() method is a String containing contextual
* predicates separated by spaces.
* e.g:
*
* cp_1 cp_2 ... cp_n
*
*/
public class BasicContextGenerator implements ContextGenerator {
private String separator = " ";
public BasicContextGenerator () {}
public BasicContextGenerator (String sep) {
separator = sep;
}
/**
* Builds up the list of contextual predicates given a String.
*/
public String[] getContext(Object o) {
String s = (String) o;
return (String[]) s.split(separator);
}
}