/*
* Hibernate Search, full-text search for your domain model
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.search.test.configuration;
import java.util.Date;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import org.apache.lucene.analysis.de.GermanStemFilterFactory;
import org.apache.lucene.analysis.core.LowerCaseFilterFactory;
import org.apache.lucene.analysis.snowball.SnowballPorterFilterFactory;
import org.apache.lucene.analysis.standard.StandardTokenizerFactory;
import org.hibernate.search.analyzer.Discriminator;
import org.hibernate.search.annotations.AnalyzerDef;
import org.hibernate.search.annotations.AnalyzerDefs;
import org.hibernate.search.annotations.Indexed;
import org.hibernate.search.annotations.TokenFilterDef;
import org.hibernate.search.annotations.TokenizerDef;
import org.hibernate.search.exception.AssertionFailure;
/**
* @author Emmanuel Bernard
*/
@Entity
@Indexed
@AnalyzerDefs({
@AnalyzerDef(name = BlogEntry.EN_ANALYZER_NAME,
tokenizer = @TokenizerDef(factory = StandardTokenizerFactory.class),
filters = {
@TokenFilterDef(factory = LowerCaseFilterFactory.class),
@TokenFilterDef(factory = SnowballPorterFilterFactory.class
)
}),
@AnalyzerDef(name = BlogEntry.DE_ANALYZER_NAME,
tokenizer = @TokenizerDef(factory = StandardTokenizerFactory.class),
filters = {
@TokenFilterDef(factory = LowerCaseFilterFactory.class),
@TokenFilterDef(factory = GermanStemFilterFactory.class)
})
})
public class BlogEntry {
public static final String EN_ANALYZER_NAME = "org_hibernate_search_test_configuration_BlogEntry" + "_en";
public static final String DE_ANALYZER_NAME = "org_hibernate_search_test_configuration_BlogEntry" + "_de";
private Long id;
private String language;
private String title;
private String description;
private Date dateCreated;
@Id @GeneratedValue
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getLanguage() {
return language;
}
public void setLanguage(String language) {
this.language = language;
}
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
public Date getDateCreated() {
return dateCreated;
}
public void setDateCreated(Date dateCreated) {
this.dateCreated = dateCreated;
}
public static class BlogLangDiscriminator implements Discriminator {
@Override
public String getAnalyzerDefinitionName(Object language, Object entity, String field) {
if ( language == null ) {
return null;
}
if ( !( language instanceof String ) ) {
throw new IllegalArgumentException( "expected string as value in language discriminator" );
}
if ( "description".equals( field ) ) {
return toAnalyzerName( (String) language );
}
else {
//"title" is not affected
return null;
}
}
private String toAnalyzerName(String language) {
if ( language == null ) {
return null;
}
switch ( language ) {
case "en":
return EN_ANALYZER_NAME;
case "de":
return DE_ANALYZER_NAME;
default:
throw new AssertionFailure( "Unexpected language:" + language );
}
}
}
}