/*
* Copyright 2011 jmarsden.
*
* 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.
* under the License.
*/
package cc.plural.jsonij.jpath;
import java.util.List;
import cc.plural.jsonij.Value;
/**
*
* @author jmarsden
*/
public class KeyComponent extends Component {
String value;
public KeyComponent(String value) {
this.value = value;
}
public String getValue() {
return value;
}
public void setValue(String value) {
this.value = value;
}
@Override
public String toString() {
return String.format("KeyComponent [%s]", value);
}
@Override
public List<Value> evaluate(List<Value> values, List<Value> results) {
Value valueStore = null;
for(Value currentValue: values) {
String keyValue = getValue();
if(currentValue.getValueType() == Value.TYPE.OBJECT) {
valueStore = currentValue.get(keyValue);
if(valueStore != null) {
results.add(valueStore);
}
} else if(currentValue.getValueType() == Value.TYPE.ARRAY) {
for(int j=0;j<currentValue.size();j++) {
valueStore = currentValue.get(j).get(keyValue);
if(valueStore != null) {
results.add(valueStore);
}
}
}
}
return results;
}
@Override
public boolean equals(Object obj) {
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
final KeyComponent other = (KeyComponent) obj;
return this.value.equals(other.value);
}
@Override
public int hashCode() {
int hash = 5;
hash = 53 * hash + ( this.value != null ? this.value.hashCode() : 0 );
return hash;
}
}