com.asual.summer.core.spring.StreamFileItem.java Source code

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Here is the source code for com.asual.summer.core.spring.StreamFileItem.java

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/*
 * 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.asual.summer.core.spring;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.UnsupportedEncodingException;

import org.apache.commons.fileupload.FileItem;

/**
 * 
 * @author Rostislav Hristov
 *
 */
public class StreamFileItem implements FileItem {

    private static final long serialVersionUID = 1L;

    private String fieldName;
    private String contentType;
    private boolean formField;
    private String name;
    private ByteArrayOutputStream outputStream;

    public StreamFileItem(String fieldName, String contentType, boolean formField, String fileName) {
        this.fieldName = fieldName;
        this.contentType = contentType;
        this.formField = formField;
        this.name = fileName;
        this.outputStream = new ByteArrayOutputStream();
    }

    public InputStream getInputStream() throws IOException {
        return new ByteArrayInputStream(get());
    }

    public String getContentType() {
        return contentType;
    }

    public String getName() {
        return name;
    }

    public boolean isInMemory() {
        return true;
    }

    public long getSize() {
        return get().length;
    }

    public byte[] get() {
        return outputStream.toByteArray();
    }

    public String getString(String encoding) throws UnsupportedEncodingException {
        return new String(get(), encoding);
    }

    public String getString() {
        return new String(get());
    }

    public void write(File file) throws Exception {
        FileOutputStream fout = null;
        try {
            fout = new FileOutputStream(file);
            fout.write(get());
        } finally {
            if (fout != null) {
                fout.close();
            }
        }
    }

    public void delete() {
    }

    public String getFieldName() {
        return fieldName;
    }

    public void setFieldName(String fieldName) {
        this.fieldName = fieldName;
    }

    public boolean isFormField() {
        return formField;
    }

    public void setFormField(boolean formField) {
        this.formField = formField;
    }

    public OutputStream getOutputStream() throws IOException {
        return outputStream;
    }

}