/*
* 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 org.apache.uima.resource.metadata.impl;
import java.util.Arrays;
import org.apache.uima.UIMA_IllegalArgumentException;
import org.apache.uima.UIMA_UnsupportedOperationException;
import org.apache.uima.cas.CAS;
import org.apache.uima.cas.ConstraintFactory;
import org.apache.uima.cas.FSMatchConstraint;
import org.apache.uima.cas.FSTypeConstraint;
import org.apache.uima.cas.text.Language;
import org.apache.uima.resource.metadata.LanguagePrecondition;
/**
* Precondition that tests language of the document.
*
*
*/
public class LanguagePrecondition_impl extends SimplePrecondition_impl implements
LanguagePrecondition {
private static final long serialVersionUID = -5526826405334750929L;
public LanguagePrecondition_impl() {
FSTypeConstraint typeCon = ConstraintFactory.instance().createTypeConstraint();
typeCon.add("uima.tcas.DocumentAnnotation");
super.setFsMatchConstraint(typeCon);
super.setFeatureName(CAS.FEATURE_BASE_NAME_LANGUAGE);
super.setPredicate(LANGUAGE_SUBSUMED);
}
/**
* @see org.apache.uima.resource.metadata.LanguagePrecondition#getLanguages()
*/
public String[] getLanguages() {
return (String[]) getComparisonValue();
}
/**
* @see org.apache.uima.resource.metadata.LanguagePrecondition#setLanguages(java.lang.String[])
*/
public void setLanguages(String[] aLanguages) {
setComparisonValue(aLanguages);
}
/**
* @see org.apache.uima.resource.metadata.SimplePrecondition#setComparisonValue(java.lang.Object)
*/
public void setComparisonValue(Object aValue) {
// value must be a string array
if (!(aValue instanceof String[])) {
throw new UIMA_IllegalArgumentException(UIMA_IllegalArgumentException.ILLEGAL_ARGUMENT,
new Object[] { aValue, "aValue", "setComparisonValue" });
}
String [] languages = (String []) aValue;
String [] normalizedLanguages = new String[languages.length];
int i = 0;
for (String language : languages) {
normalizedLanguages[i++] = Language.normalize(language);
if (Language.UNSPECIFIED_LANGUAGE.equals(normalizedLanguages[i-1])) {
// return new object to guard against modifications
super.setComparisonValue(new String[]{Language.UNSPECIFIED_LANGUAGE});
return;
}
}
super.setComparisonValue(normalizedLanguages);
}
/**
* @see org.apache.uima.resource.metadata.SimplePrecondition#setFeatureName(java.lang.String)
*/
public void setFeatureName(String aFeatureName) {
throw new UIMA_UnsupportedOperationException(
UIMA_UnsupportedOperationException.UNSUPPORTED_METHOD, new Object[] {
this.getClass().getName(), "setFeatureName" });
}
/**
* @see org.apache.uima.resource.metadata.SimplePrecondition#setFsIndexName(java.lang.String)
*/
public void setFsIndexName(String aIndexName) {
throw new UIMA_UnsupportedOperationException(
UIMA_UnsupportedOperationException.UNSUPPORTED_METHOD, new Object[] {
this.getClass().getName(), "setFsIndexName" });
}
/**
* @see org.apache.uima.resource.metadata.SimplePrecondition#setFsMatchConstraint(org.apache.uima.cas.FSMatchConstraint)
*/
public void setFsMatchConstraint(FSMatchConstraint aConstraint) {
throw new UIMA_UnsupportedOperationException(
UIMA_UnsupportedOperationException.UNSUPPORTED_METHOD, new Object[] {
this.getClass().getName(), "setFsMatchConstraint" });
}
/**
* @see org.apache.uima.resource.metadata.SimplePrecondition#setPredicate(java.lang.String)
*/
public void setPredicate(String aPredicate) {
throw new UIMA_UnsupportedOperationException(
UIMA_UnsupportedOperationException.UNSUPPORTED_METHOD, new Object[] {
this.getClass().getName(), "setPredicate" });
}
public boolean equals(Object aObject) {
if (!(aObject instanceof LanguagePrecondition))
return false;
LanguagePrecondition p = (LanguagePrecondition) aObject;
Object cv1 = getComparisonValue();
Object cv2 = p.getComparisonValue();
if (cv1.equals(cv2))
return true;
if (cv1 instanceof Object[]) {
if (!(cv2 instanceof Object[]))
return false;
if (!Arrays.equals((Object[]) cv1, (Object[]) cv2))
return false;
}
return true;
}
public int hashCode() {
int h = getFeatureName().hashCode();
if (getComparisonValue() != null)
h += getComparisonValue().hashCode();
return h;
}
}