poisondog.net.FileEntity.java Source code

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Here is the source code for poisondog.net.FileEntity.java

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/*
 * Copyright (C) 2014 Adam Huang
 *
 * 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 poisondog.net;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.URLConnection;
import org.apache.commons.io.IOUtils;

/**
 * @author Adam Huang <poisondog@gmail.com>
 */
public class FileEntity implements Entity {
    private String mName;
    private File mFile;

    public FileEntity(String name, File file) {
        mName = name;
        mFile = file;
    }

    @Override
    public String getContentType() {
        return URLConnection.guessContentTypeFromName(mFile.getName());
    }

    @Override
    public String getContentDisposition() {
        StringBuilder result = new StringBuilder();
        result.append("form-data; ");
        result.append("name=\"");
        result.append(mName);
        result.append("\"; ");
        result.append("filename=\"");
        result.append(mFile.getName());
        result.append("\"");
        return result.toString();
    }

    @Override
    public String getContentTransferEncoding() {
        return "binary";
    }

    @Override
    public byte[] getContent() {
        try {
            return IOUtils.toByteArray(new FileInputStream(mFile));
        } catch (IOException e) {
            e.printStackTrace();
        }
        return null;
    }
}