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/*
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 * to you under the Apache License, Version 2.0 (the
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package org.apache.http.impl.client;

import java.io.IOException;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.StatusLine;
import org.apache.http.annotation.Immutable;
import org.apache.http.client.HttpResponseException;
import org.apache.http.client.ResponseHandler;
import org.apache.http.util.EntityUtils;

/**
 * A generic {@link ResponseHandler} that works with the response entity
 * for successful (2xx) responses. If the response code was >= 300, the response
 * body is consumed and an {@link HttpResponseException} is thrown.
 * 

* If this is used with * {@link org.apache.http.client.HttpClient#execute( * org.apache.http.client.methods.HttpUriRequest, ResponseHandler)}, * HttpClient may handle redirects (3xx responses) internally. *

* * @since 4.4 */ @Immutable public abstract class AbstractResponseHandler implements ResponseHandler { /** * Read the entity from the response body and pass it to the entity handler * method if the response was successful (a 2xx status code). If no response * body exists, this returns null. If the response was unsuccessful (>= 300 * status code), throws an {@link HttpResponseException}. */ @Override public T handleResponse(final HttpResponse response) throws HttpResponseException, IOException { final StatusLine statusLine = response.getStatusLine(); final HttpEntity entity = response.getEntity(); if (statusLine.getStatusCode() >= 300) { EntityUtils.consume(entity); throw new HttpResponseException(statusLine.getStatusCode(), statusLine.getReasonPhrase()); } return entity == null ? null : handleEntity(entity); } /** * Handle the response entity and transform it into the actual response * object. */ public abstract T handleEntity(HttpEntity entity) throws IOException; }




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