/* Copyright 2013 The jeo project. All rights reserved.
*
* 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 io.jeo.geojson.parser;
import java.io.IOException;
import io.jeo.json.parser.ContentHandler;
import io.jeo.json.parser.ParseException;
public abstract class BaseHandler implements ContentHandler {
protected ParseContext context;
protected Node node;
public void init(ParseContext context, Node node) {
this.context = context;
this.node = node;
}
protected void push(String name, BaseHandler h) {
context.push(name, h);
}
protected void pop() {
context.pop();
}
public Node newNode(String name) {
return context.current.newNode(name);
}
@Override
public void startJSON() throws ParseException, IOException {
unexpected();
}
@Override
public void endJSON() throws ParseException, IOException {
unexpected();
}
@Override
public boolean startObject() throws ParseException, IOException {
return unexpected();
}
@Override
public boolean endObject() throws ParseException, IOException {
return unexpected();
}
@Override
public boolean startObjectEntry(String key) throws ParseException, IOException {
return unexpected();
}
@Override
public boolean endObjectEntry() throws ParseException, IOException {
return unexpected();
}
@Override
public boolean startArray() throws ParseException, IOException {
return unexpected();
}
@Override
public boolean endArray() throws ParseException, IOException {
return unexpected();
}
@Override
public boolean primitive(Object value) throws ParseException, IOException {
return unexpected();
}
boolean unexpected() {
if (context.isStrict()) {
throw new IllegalStateException("Unexpected event " + context.toString());
}
return true;
}
}