org.apache.commons.io.input.StringInputStream.java Source code

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Here is the source code for org.apache.commons.io.input.StringInputStream.java

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/*
 * Copyright 2013 Lyor Goldstein
 * 
 * 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 org.apache.commons.io.input;

import java.io.ByteArrayInputStream;
import java.nio.charset.Charset;

import org.apache.commons.io.Charsets;
import org.apache.commons.lang3.ArrayUtils;
import org.apache.commons.lang3.StringUtils;

/**
 * A simple {@link ByteArrayInputStream} that uses the bytes of an input {@link String}.
 * <B>Note:</B> this is a simpler version of the {@link CharSequenceInputStream}
 * @author Lyor G.
 */
public class StringInputStream extends ByteArrayInputStream {
    public StringInputStream(String data) {
        this(data, Charset.defaultCharset());
    }

    public StringInputStream(String data, String charsetName) {
        this(data, Charset.forName(charsetName));
    }

    public StringInputStream(String data, Charset charset) {
        super(StringUtils.isEmpty(data) ? ArrayUtils.EMPTY_BYTE_ARRAY : data.getBytes(Charsets.toCharset(charset)));
    }
}