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// Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.language.process;
import java.util.Objects;
import java.util.Optional;
/**
* The context in which some text is linguistically processed.
*
* @author bratseth
*/
public class LinguisticsContext {
private static final LinguisticsContext empty = new LinguisticsContext(null, null);
private final Optional<String> schema;
private final Optional<String> field;
private LinguisticsContext(Optional<String> schema, Optional<String> field) {
this.schema = schema;
this.field = field;
}
/** Returns the schema we are processing for, if determined. */
public Optional<String> schema() { return schema; }
/** Returns the schema we are processing for, if determined. */
public Optional<String> field() { return field; }
public static LinguisticsContext empty() { return empty; }
public static class Builder {
private String schema = null;
private String field = null;
public Builder schema(String schema) {
this.schema = Objects.requireNonNull(schema);
return this;
}
public Builder field(String field) {
this.field = Objects.requireNonNull(field);
return this;
}
public LinguisticsContext build() {
return new LinguisticsContext(Optional.ofNullable(schema), Optional.ofNullable(field));
}
}
}
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