onl.area51.httpd.util.EmptyEntity.java Source code

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Here is the source code for onl.area51.httpd.util.EmptyEntity.java

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/*
 * Copyright 2016 peter.
 *
 * 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 onl.area51.httpd.util;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import org.apache.http.entity.AbstractHttpEntity;

/**
 *
 * @author peter
 */
public class EmptyEntity extends AbstractHttpEntity {

    public static final EmptyEntity INSTANCE = new EmptyEntity();

    private EmptyEntity() {
    }

    @Override
    public boolean isRepeatable() {
        return true;
    }

    @Override
    public long getContentLength() {
        return 0L;
    }

    @Override
    public InputStream getContent() throws IOException, UnsupportedOperationException {
        return new InputStream() {
            @Override
            public int read() throws IOException {
                return -1;
            }
        };
    }

    @Override
    public void writeTo(OutputStream outstream) throws IOException {

    }

    @Override
    public boolean isStreaming() {
        return false;
    }

}