org.grails.datastore.mapping.riak.util.Ignore404sErrorHandler.java Source code

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/*
 * Copyright (c) 2010 by J. Brisbin <jon@jbrisbin.com>
 *     Portions (c) 2010 by NPC International, Inc. or the
 *     original author(s).
 *
 * 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.grails.datastore.mapping.riak.util;

import org.springframework.http.HttpStatus;
import org.springframework.http.client.ClientHttpResponse;
import org.springframework.web.client.DefaultResponseErrorHandler;

import java.io.IOException;

/**
 * @author J. Brisbin <jon@jbrisbin.com>
 */
public class Ignore404sErrorHandler extends DefaultResponseErrorHandler {

    @Override
    protected boolean hasError(HttpStatus statusCode) {
        if (statusCode != HttpStatus.NOT_FOUND) {
            return super.hasError(statusCode);
        }
        return false;
    }

    @Override
    public void handleError(ClientHttpResponse response) throws IOException {
        // Ignore 404s entirely
        if (response.getStatusCode() != HttpStatus.NOT_FOUND) {
            super.handleError(response);
        }
    }
}