IgnoreJsonDecoder.java

/*
 * Copyright 2005 Joe Walker
 *
 * 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 org.directwebremoting.json.parse.impl;

import org.directwebremoting.json.parse.JsonDecoder;
import org.directwebremoting.json.parse.JsonParseException;

/**
 * A {@link JsonDecoder} that doesn't do anything, which is useful for
 * validations that don't need to get any data, just check it's validity.
 * @author Joe Walker [joe at getahead dot ltd dot uk]
 */
public class IgnoreJsonDecoder implements JsonDecoder
{
    /* (non-Javadoc)
     * @see org.directwebremoting.json.parse.JsonDecoder#getRoot()
     */
    public Object getRoot()
    {
        return null;
    }

    /* (non-Javadoc)
     * @see org.directwebremoting.json.parse.JsonDecoder#addBoolean(java.lang.String, boolean)
     */
    public void addBoolean(String propertyName, boolean value) throws JsonParseException
    {
    }

    /* (non-Javadoc)
     * @see org.directwebremoting.json.parse.JsonDecoder#addNull(java.lang.String)
     */
    public void addNull(String propertyName) throws JsonParseException
    {
    }

    /* (non-Javadoc)
     * @see org.directwebremoting.json.parse.JsonDecoder#addNumber(java.lang.String, java.lang.String, java.lang.String, java.lang.String)
     */
    public void addNumber(String propertyName, String intPart, String floatPart, String expPart) throws JsonParseException
    {
    }

    /* (non-Javadoc)
     * @see org.directwebremoting.json.parse.JsonDecoder#addString(java.lang.String, java.lang.String)
     */
    public void addString(String propertyName, String value) throws JsonParseException
    {
    }

    /* (non-Javadoc)
     * @see org.directwebremoting.json.parse.JsonDecoder#beginArray(java.lang.String)
     */
    public void beginArray(String propertyName) throws JsonParseException
    {
    }

    /* (non-Javadoc)
     * @see org.directwebremoting.json.parse.JsonDecoder#beginObject(java.lang.String)
     */
    public void beginObject(String propertyName) throws JsonParseException
    {
    }

    /* (non-Javadoc)
     * @see org.directwebremoting.json.parse.JsonDecoder#endArray(java.lang.String)
     */
    public void endArray(String propertyName) throws JsonParseException
    {
    }

    /* (non-Javadoc)
     * @see org.directwebremoting.json.parse.JsonDecoder#endObject(java.lang.String)
     */
    public void endObject(String propertyName) throws JsonParseException
    {
    }
}