com.appslandia.sweetsop.multipart.MultipartBody Maven / Gradle / Ivy
// The MIT License (MIT)
// Copyright © 2015 AppsLandia. All rights reserved.
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
package com.appslandia.sweetsop.multipart;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;
import com.appslandia.common.utils.AssertUtils;
import com.appslandia.sweetsop.http.RequestBody;
import com.appslandia.sweetsop.utils.HttpUtils;
/**
*
* @author Loc Ha
*/
public class MultipartBody implements RequestBody {
final byte[] boundary;
final List> parts = new ArrayList<>();
public MultipartBody(String boundary) {
this.boundary = HttpUtils.toHeaderBytes(boundary);
}
@Override
public long getContentLength() {
long total = 0;
for (Part part : this.getParts()) {
part.boundary(this.boundary);
long len = part.getPartLength();
if (len < 0) {
return -1;
}
total += len;
}
total += Part.BOUNDARY_EXTRA.length;
total += boundary.length;
total += Part.BOUNDARY_EXTRA.length;
total += Part.CRLF.length;
return total;
}
@Override
public void writeTo(OutputStream os) throws IOException {
for (Part part : this.getParts()) {
part.boundary(this.boundary);
part.writePart(os);
}
os.write(Part.BOUNDARY_EXTRA);
os.write(this.boundary);
os.write(Part.BOUNDARY_EXTRA);
os.write(Part.CRLF);
}
public MultipartBody part(Part part) {
this.parts.add(part);
return this;
}
protected List> getParts() {
AssertUtils.assertTrue(!this.parts.isEmpty(), "No parts provided.");
return this.parts;
}
}