[Java] Java에서 Javascript사용하기

/** <a href="http://www.cpupk.com/decompiler">Eclipse Class Decompiler</a> plugin, Copyright (c) 2017 Chen Chao. **/
package javax.servlet.jsp;
 
import java.io.IOException;
import java.io.Writer;
 
public abstract class JspWriter extends Writer {
    public static final int NO_BUFFER = 0;
    public static final int DEFAULT_BUFFER = -1;
    public static final int UNBOUNDED_BUFFER = -2;
    protected int bufferSize;
    protected boolean autoFlush;
 
    protected JspWriter(int bufferSize, boolean autoFlush) {
        this.bufferSize = bufferSize;
        this.autoFlush = autoFlush;
    }
 
    public abstract void newLine() throws IOException;
 
    public abstract void print(boolean paramBoolean) throws IOException;
 
    public abstract void print(char paramChar) throws IOException;
 
    public abstract void print(int paramInt) throws IOException;
 
    public abstract void print(long paramLong) throws IOException;
 
    public abstract void print(float paramFloat) throws IOException;
 
    public abstract void print(double paramDouble) throws IOException;
 
    public abstract void print(char[] paramArrayOfChar) throws IOException;
 
    public abstract void print(String paramString) throws IOException;
 
    public abstract void print(Object paramObject) throws IOException;
 
    public abstract void println() throws IOException;
 
    public abstract void println(boolean paramBoolean) throws IOException;
 
    public abstract void println(char paramChar) throws IOException;
 
    public abstract void println(int paramInt) throws IOException;
 
    public abstract void println(long paramLong) throws IOException;
 
    public abstract void println(float paramFloat) throws IOException;
 
    public abstract void println(double paramDouble) throws IOException;
 
    public abstract void println(char[] paramArrayOfChar) throws IOException;
 
    public abstract void println(String paramString) throws IOException;
 
    public abstract void println(Object paramObject) throws IOException;
 
    public abstract void clear() throws IOException;
 
    public abstract void clearBuffer() throws IOException;
 
    public abstract void flush() throws IOException;
 
    public abstract void close() throws IOException;
 
    public int getBufferSize() {
        return this.bufferSize;
    }
 
    public abstract int getRemaining();
 
    public boolean isAutoFlush() {
        return this.autoFlush;
    }
}

import java.io.PrintWriter;
 
boolean isSuccess = false;
response.setContentType("text/html; charset=utf-8");
PrintWriter out = response.getWriter();
 
String strAddr = request.getRemoteAddr();
out.print("<script type=\"text/javascript\"> alert(\"접근권한이 없습니다.\\n(" + strAddr + ")\");\n/* " + strAddr + " */ </script>");
 

jsp-api.jar