org.sourcepit.consul.forwarder.AbstractHttpGetCmd.java Source code

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Here is the source code for org.sourcepit.consul.forwarder.AbstractHttpGetCmd.java

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/*
 * Copyright 2015 Bernd Vogt and others.
 * 
 * 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.sourcepit.consul.forwarder;

import java.io.IOException;

import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;

import com.google.gson.JsonElement;

public abstract class AbstractHttpGetCmd<Content extends JsonElement> implements Runnable {

    protected final HttpClient httpClient;

    protected AbstractHttpGetCmd(HttpClient httpClient) {
        this.httpClient = httpClient;
    }

    @Override
    public void run() {
        try {
            handle(httpClient.execute(createRequest(), JsonResponseHandler.<Content>toJson()));
        } catch (IOException e) {
            handle(e);
        }
    }

    protected abstract HttpGet createRequest();

    protected abstract void handle(Content body);

    protected abstract void handle(IOException e);

}