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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.prelude.templates;
import com.yahoo.prelude.hitfield.HitField;
import com.yahoo.prelude.hitfield.JSONString;
import com.yahoo.prelude.hitfield.XMLString;
import com.yahoo.search.result.Hit;
import com.yahoo.search.result.StructuredData;
import com.yahoo.text.XML;
import java.util.Collection;
import java.util.HashSet;
import java.util.Set;
/**
* A context providing all the fields of a hit, and falls back to MapContext behavior for all other keys.
*
* @author Tony Vaagenes
* @deprecated use a Renderer instead
*/
@SuppressWarnings("deprecation")
// TODO: Remove on Vespa 7
@Deprecated // OK (But wait for deprecated handlers in vespaclient-container-plugin to be removed)
public class HitContext extends Context {
private final Hit hit;
private final Context fallbackContext;
public HitContext(Hit hit, Context fallbackContext) {
this.hit = hit;
this.fallbackContext = fallbackContext;
}
@Override
public Object put(String key, Object value) {
return fallbackContext.put(key, value);
}
@Override
public Object get(String key) {
Object value = normalizedHitProperty(key);
return value != null ?
value :
fallbackContext.get(key);
}
@Override
public Object remove(Object key) {
return fallbackContext.remove(key);
}
@Override
public Collection<? extends Object> getKeys() {
Set<Object> keys = new HashSet<>(fallbackContext.getKeys());
keys.addAll(hit.fieldKeys());
return keys;
}
@Override
public void setBoldOpenTag(String boldOpenTag) {
fallbackContext.setBoldOpenTag(boldOpenTag);
}
@Override
public void setBoldCloseTag(String boldCloseTag) {
fallbackContext.setBoldCloseTag(boldCloseTag);
}
@Override
public void setSeparatorTag(String separatorTag) {
fallbackContext.setSeparatorTag(separatorTag);
}
@Override
public String getBoldOpenTag() {
return fallbackContext.getBoldOpenTag();
}
@Override
public String getBoldCloseTag() {
return fallbackContext.getBoldCloseTag();
}
@Override
public String getSeparatorTag() {
return fallbackContext.getSeparatorTag();
}
@Override
//TVT: TODO: Make this package private again.
public boolean isUtf8Output() {
return fallbackContext.isUtf8Output();
}
@Override
//TODO: TVT: make this package private again
public void setUtf8Output(boolean utf8Output) {
fallbackContext.setUtf8Output(utf8Output);
}
@Override
public void setXmlEscape(boolean xmlEscape) {
fallbackContext.setXmlEscape(xmlEscape);
}
@Override
public boolean getXmlEscape() {
return fallbackContext.getXmlEscape();
}
@Override
protected Object normalizeValue(Object value) {
return fallbackContext.normalizeValue(value);
}
private Object normalizedHitProperty(String key) {
Object value = hit.getField(key);
return value == null ?
null :
normalizeHitFieldValue(value);
}
private Object normalizeHitFieldValue(Object value) {
if (value instanceof HitField) {
HitField hf = (HitField) value;
if (getXmlEscape()) {
return hf.quotedContent(getBoldOpenTag(),
getBoldCloseTag(),
getSeparatorTag(),
true);
} else {
return hf.getContent(getBoldOpenTag(),
getBoldCloseTag(),
getSeparatorTag());
}
} else if (value instanceof StructuredData) {
return value.toString();
} else if (value instanceof XMLString || value instanceof JSONString) {
return value.toString();
} else if (getXmlEscape()) {
return XML.xmlEscape(value.toString(), true, null);
} else {
return value.toString();
}
}
}
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