com.foxinmy.weixin4j.http.weixin.WeixinRequestExecutor Maven / Gradle / Ivy
package com.foxinmy.weixin4j.http.weixin;
import java.io.IOException;
import java.io.InputStream;
import java.security.KeyStore;
import java.util.Arrays;
import javax.net.ssl.KeyManagerFactory;
import javax.net.ssl.SSLContext;
import com.foxinmy.weixin4j.exception.WeixinException;
import com.foxinmy.weixin4j.http.HttpClient;
import com.foxinmy.weixin4j.http.HttpClientException;
import com.foxinmy.weixin4j.http.HttpMethod;
import com.foxinmy.weixin4j.http.HttpParams;
import com.foxinmy.weixin4j.http.HttpRequest;
import com.foxinmy.weixin4j.http.HttpResponse;
import com.foxinmy.weixin4j.http.MimeType;
import com.foxinmy.weixin4j.http.URLParameter;
import com.foxinmy.weixin4j.http.apache.FormBodyPart;
import com.foxinmy.weixin4j.http.apache.HttpMultipartMode;
import com.foxinmy.weixin4j.http.apache.MultipartEntity;
import com.foxinmy.weixin4j.http.entity.FormUrlEntity;
import com.foxinmy.weixin4j.http.entity.HttpEntity;
import com.foxinmy.weixin4j.http.entity.StringEntity;
import com.foxinmy.weixin4j.http.factory.HttpClientFactory;
import com.foxinmy.weixin4j.http.message.XmlMessageConverter;
import com.foxinmy.weixin4j.logging.InternalLogLevel;
import com.foxinmy.weixin4j.logging.InternalLogger;
import com.foxinmy.weixin4j.logging.InternalLoggerFactory;
import com.foxinmy.weixin4j.util.Consts;
/**
* 负责微信请求的执行
*
* @className WeixinRequestExecutor
* @author jinyu([email protected])
* @date 2015年8月15日
* @since JDK 1.6
* @see
*/
public class WeixinRequestExecutor {
protected final InternalLogger logger = InternalLoggerFactory
.getInstance(getClass());
private static final String SUCCESS_CODE = ",0,success,";
private final HttpClient httpClient;
public WeixinRequestExecutor() {
this.httpClient = HttpClientFactory.getInstance();
}
public WeixinRequestExecutor(HttpParams params) {
this.httpClient = HttpClientFactory.getInstance(params);
}
/**
* Post方法执行微信请求
*
* @param url
* 请求URL
* @param body
* 参数内容
* @return 微信响应
* @throws WeixinException
*/
public WeixinResponse post(String url, String body) throws WeixinException {
HttpEntity entity = new StringEntity(body);
HttpRequest request = new HttpRequest(HttpMethod.POST, url);
request.setEntity(entity);
return doRequest(request);
}
/**
* Post方法执行微信请求，用于文件上传
*
* @param url
* 请求URL
* @param bodyParts
* 文件内容
* @return 微信响应
* @throws WeixinException
*/
public WeixinResponse post(String url, FormBodyPart... bodyParts)
throws WeixinException {
MultipartEntity entity = new MultipartEntity(
HttpMultipartMode.BROWSER_COMPATIBLE, null, Consts.UTF_8);
for (FormBodyPart bodyPart : bodyParts) {
entity.addPart(bodyPart);
}
HttpRequest request = new HttpRequest(HttpMethod.POST, url);
request.setEntity(entity);
return doRequest(request);
}
/**
* Get方法执行微信请求
*
* @param url
* 请求URL，如：https://api.weixin.qq.com/cgi-bin/token
* @param parameters
* url上的参数，如:new URLParameter("appid",xxxxx)
* @return 微信响应
* @throws WeixinException
*/
public WeixinResponse get(String url, URLParameter... parameters)
throws WeixinException {
// always contain the question mark
StringBuilder buf = new StringBuilder(url);
if (parameters != null && parameters.length > 0) {
buf.append("&").append(
FormUrlEntity.formatParameters(Arrays.asList(parameters)));
}
HttpRequest request = new HttpRequest(HttpMethod.GET, buf.toString());
return doRequest(request);
}
/**
* 执行微信请求
*
* @param request
* 微信请求
* @return 微信响应
* @throws WeixinException
*/
public WeixinResponse doRequest(HttpRequest request) throws WeixinException {
try {
if (logger.isEnabled(InternalLogLevel.DEBUG)) {
logger.debug("weixin request >> "
+ request.getMethod()
+ " "
+ request.getURI().toString()
+ (request.getEntity() instanceof StringEntity ? " >> "
+ ((StringEntity) request.getEntity())
.getContentString() : ""));
}
HttpResponse httpResponse = httpClient.execute(request);
WeixinResponse response = new WeixinResponse(httpResponse);
handleResponse(response);
return response;
} catch (HttpClientException e) {
throw new WeixinException(e);
}
}
/**
* 响应内容是否为流
*
* @param response
* 微信响应
* @return true/false
*/
private boolean hasStreamMimeType(WeixinResponse response) {
MimeType responseMimeType = MimeType.valueOf(response.getHeaders()
.getContentType());
for (MimeType streamMimeType : MimeType.STREAM_MIMETYPES) {
if (streamMimeType.includes(responseMimeType)) {
return true;
}
}
return false;
}
/**
* handle the weixin response
*
* @param response
* 微信请求响应
* @throws WeixinException
*/
protected void handleResponse(WeixinResponse response)
throws WeixinException {
boolean hasStreamMimeType = hasStreamMimeType(response);
if (logger.isEnabled(InternalLogLevel.DEBUG)) {
logger.debug("weixin response << "
+ response.getProtocol()
+ response.getStatus()
+ " << "
+ (hasStreamMimeType ? response.getHeaders()
.getContentType() : response.getAsString()));
}
if (hasStreamMimeType) {
return;
}
ApiResult result = response.getAsResult();
if (!SUCCESS_CODE.contains(String.format(",%s,", result.getReturnCode()
.toLowerCase()))) {
throw new WeixinException(result.getReturnCode(),
result.getReturnMsg());
}
if (XmlMessageConverter.GLOBAL.canConvert(XmlResult.class, response)) {
try {
XmlResult xmlResult = XmlMessageConverter.GLOBAL.convert(
XmlResult.class, response);
if (!SUCCESS_CODE.contains(String.format(",%s,", xmlResult
.getResultCode().toLowerCase()))) {
throw new WeixinException(xmlResult.getErrCode(),
xmlResult.getErrCodeDes());
}
} catch (IOException e) {
;
}
}
}
public HttpClient getExecuteClient() {
return httpClient;
}
/**
* 创建 SSL微信请求对象
*
* @param password
* 加载密钥
* @param inputStream
* 密钥内容
* @return 微信请求
* @throws WeixinException
*/
public WeixinRequestExecutor createSSLRequestExecutor(String password,
InputStream inputStream) throws WeixinException {
try {
KeyStore keyStore = KeyStore.getInstance(Consts.PKCS12);
keyStore.load(inputStream, password.toCharArray());
KeyManagerFactory kmf = KeyManagerFactory
.getInstance(Consts.SunX509);
kmf.init(keyStore, password.toCharArray());
SSLContext sslContext = SSLContext.getInstance("TLS");
sslContext.init(kmf.getKeyManagers(), null,
new java.security.SecureRandom());
return createSSLRequestExecutor(sslContext);
} catch (Exception e) {
if (inputStream != null) {
try {
inputStream.close();
} catch (IOException ignore) {
}
}
throw new WeixinException("Key load error", e);
}
}
public WeixinRequestExecutor createSSLRequestExecutor(SSLContext sslContext) {
if (sslContext == null) {
throw new IllegalArgumentException("sslContext must not be empty");
}
HttpParams params = new HttpParams();
params.setSSLContext(sslContext);
return new WeixinRequestExecutor(params);
}
}
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