copy Reader To String - Java java.io

Java examples for java.io:FileReader

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Description

copy Reader To String

Demo Code


//package com.java2s;
import java.io.IOException;
import java.io.Reader;
import java.io.StringWriter;
import java.io.Writer;

public class Main {
    public static String copyToString(Reader in) throws IOException {
        StringWriter out = new StringWriter();
        copy(in, out);// ww w  .ja va  2 s .c o  m
        String str = out.toString();

        if (str.startsWith("\ufeff")) {
            return str.substring(1);
        }

        return str;
    }

    public static void copy(Reader in, Writer out) throws IOException {
        try {
            char[] buffer = new char[4096];
            int bytesRead;
            while ((bytesRead = in.read(buffer)) != -1) {
                out.write(buffer, 0, bytesRead);
            }

            out.flush();
        } finally {
            try {
                in.close();
            } catch (IOException e) {
                //noop
            }

            try {
                out.close();
            } catch (IOException e) {
                //noop
            }
        }
    }
}

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