org.xbib.net.template.render.MapRenderer Maven / Gradle / Ivy
package org.xbib.net.template.render;
import org.xbib.net.template.expression.ExpressionType;
import org.xbib.net.template.vars.values.VariableValue;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;
/**
* Map renderer.
*/
public class MapRenderer extends MultiValueRenderer {
public MapRenderer(ExpressionType type) {
super(type);
}
@Override
protected List renderNamedExploded(String varname, VariableValue value) {
List ret = new ArrayList<>();
value.getMapValue().forEach((k, v) -> ret.add(pctEncode(k) + (v.isEmpty() ? ifEmpty : '=' + pctEncode(v))));
return ret;
}
@Override
protected List renderUnnamedExploded(VariableValue value) {
List ret = new ArrayList<>();
value.getMapValue().forEach((k, v) -> ret.add(pctEncode(k) + '=' + pctEncode(v)));
return ret;
}
@Override
protected List renderNamedNormal(String varname, VariableValue value) {
StringBuilder sb = new StringBuilder(varname);
if (value.isEmpty()) {
return Collections.singletonList(sb.append(ifEmpty).toString());
}
sb.append('=');
List elements = mapAsList(value).stream().map(this::pctEncode).collect(Collectors.toList());
return Collections.singletonList(sb.toString() + String.join(",", elements));
}
@Override
protected List renderUnnamedNormal(VariableValue value) {
if (value.isEmpty()) {
return Collections.emptyList();
}
List elements = mapAsList(value).stream().map(this::pctEncode).collect(Collectors.toList());
return Collections.singletonList(String.join(",", elements));
}
private static List mapAsList(VariableValue value) {
List ret = new ArrayList<>();
value.getMapValue().forEach((k, v) -> {
ret.add(k);
ret.add(v);
});
return ret;
}
}