com.ifengxue.http.parser.CodecHttpParser Maven / Gradle / Ivy
/*
* Copyright 2019 https://www.ifengxue.com
*
* 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 com.ifengxue.http.parser;
import com.ifengxue.http.HttpClientException;
import com.ifengxue.http.codec.Codec;
import com.ifengxue.http.contract.HttpResponse;
import com.ifengxue.http.util.TypeUtil;
import java.io.IOException;
import java.lang.reflect.Type;
import java.nio.charset.Charset;
import org.apache.commons.lang3.StringUtils;
/**
* codec http parser
*/
public class CodecHttpParser implements HttpParser {
protected final Codec codec;
public CodecHttpParser(Codec codec) {
this.codec = codec;
}
@Override
public T parse(HttpResponse response, Charset charset, Type type) throws HttpClientException, IOException {
try {
if (TypeUtil.isVoidType(type)) {
return null;
}
String string = response.getContent(charset);
if (StringUtils.isBlank(string)) {
return null;
}
if (TypeUtil.isPrimitiveType(type)) {
return TypeUtil.resolvePrimitiveTypeValue(string, TypeUtil.findActualType(type));
}
return codec.decode(string, TypeUtil.findActualType(type));
} catch (IOException | HttpClientException e) {
throw e;
} catch (Exception e) {
throw new HttpClientException(e);
} finally {
try {
response.close();
} catch (IOException e) {
// ignore
}
}
}
}