com.sun.faces.renderkit.html_basic.HtmlResponseWriter Maven / Gradle / Ivy

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 * and Distribution License("CDDL") (collectively, the "License").  You
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 * obtain a copy of the License at
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package com.sun.faces.renderkit.html_basic;

import java.io.IOException;
import java.io.Writer;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import javax.faces.FacesException;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;

import com.sun.faces.RIConstants;
import com.sun.faces.config.WebConfiguration;
import com.sun.faces.config.WebConfiguration.BooleanWebContextInitParameter;
import com.sun.faces.io.FastStringWriter;
import com.sun.faces.util.HtmlUtils;
import com.sun.faces.util.MessageUtils;
import javax.faces.context.ExternalContext;


/**
 * HtmlResponseWriter is an Html specific implementation
 * of the ResponseWriter abstract class.
 * Kudos to Adam Winer (Oracle) for much of this code.
 */
public class HtmlResponseWriter extends ResponseWriter {


    // Content Type for this Writer.
    //
    private String contentType = "text/html";

    // Character encoding of that Writer - this may be null
    // if the encoding isn't known.
    //
    private String encoding = null;

    // Writer to use for output;
    //
    private Writer writer = null;

    // True when we need to close a start tag
    //
    private boolean closeStart;

    // Configuration flag regarding disableUnicodeEscaping
    //
    private WebConfiguration.DisableUnicodeEscaping disableUnicodeEscaping;

    //Flag to escape Unicode
    //
    private boolean escapeUnicode;

    // Flag to escape ISO-8859-1 codes
    //
    private boolean escapeIso;

    // True when we shouldn't be escaping output (basically,
    // inside of