/**********************************************************************
* Copyright (c) 2014 HubSpot Inc.
*
* Licensed 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 com.hubspot.jinjava.util;
import java.util.Collections;
import java.util.List;
import com.google.common.base.Splitter;
import com.google.common.collect.Lists;
import com.hubspot.jinjava.interpret.JinjavaInterpreter;
public class Variable {
private static final Splitter DOT_SPLITTER = Splitter.on('.');
private final JinjavaInterpreter interpreter;
private final String name;
private final List<String> chainList;
public Variable(JinjavaInterpreter interpreter, String variable) {
this.interpreter = interpreter;
if (variable.indexOf('.') == -1) {
name = variable;
chainList = Collections.emptyList();
} else {
List<String> parts = Lists.newArrayList(DOT_SPLITTER.split(variable));
name = parts.get(0);
chainList = parts.subList(1, parts.size());
}
}
public String getName() {
return name;
}
public Object resolve(Object value) {
return interpreter.resolveProperty(value, chainList);
}
@Override
public String toString() {
return "<Variable: " + name + ">";
}
}