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package com.sun.org.apache.xml.internal.serializer;

import com.sun.org.apache.xml.internal.serializer.utils.StringToIntTable;


This class has a series of flags (bit values) that describe an HTML element
This class is public because XSLTC uses it, it is not a public API.

@xsl.usageinternal
/**
 * This class has a series of flags (bit values) that describe an HTML element
 *
 * This class is public because XSLTC uses it, it is not a public API.
 *
 * @xsl.usage internal
 */
public final class ElemDesc
{
    
Bit flags to tell about this element type. 
/** Bit flags to tell about this element type. */
    private int m_flags;

    
Table of attribute names to integers, which contain bit flags telling about
 the attributes.

/**
     * Table of attribute names to integers, which contain bit flags telling about
     *  the attributes.
     */
    private StringToIntTable m_attrs = null;

    
Bit position if this element type is empty. 
/** Bit position if this element type is empty. */
    static final int EMPTY = (1 << 1);

    
Bit position if this element type is a flow. 
/** Bit position if this element type is a flow. */
    private static final int FLOW = (1 << 2);

    
Bit position if this element type is a block. 
/** Bit position if this element type is a block. */
    static final int BLOCK = (1 << 3);

    
Bit position if this element type is a block form. 
/** Bit position if this element type is a block form. */
    static final int BLOCKFORM = (1 << 4);

    
Bit position if this element type is a block form field set. 
/** Bit position if this element type is a block form field set. */
    static final int BLOCKFORMFIELDSET = (1 << 5);

    
Bit position if this element type is CDATA. 
/** Bit position if this element type is CDATA. */
    private static final int CDATA = (1 << 6);

    
Bit position if this element type is PCDATA. 
/** Bit position if this element type is PCDATA. */
    private static final int PCDATA = (1 << 7);

    
Bit position if this element type is should be raw characters. 
/** Bit position if this element type is should be raw characters. */
    static final int RAW = (1 << 8);

    
Bit position if this element type should be inlined. 
/** Bit position if this element type should be inlined. */
    private static final int INLINE = (1 << 9);

    
Bit position if this element type is INLINEA. 
/** Bit position if this element type is INLINEA. */
    private static final int INLINEA = (1 << 10);

    
Bit position if this element type is an inline label. 
/** Bit position if this element type is an inline label. */
    static final int INLINELABEL = (1 << 11);

    
Bit position if this element type is a font style. 
/** Bit position if this element type is a font style. */
    static final int FONTSTYLE = (1 << 12);

    
Bit position if this element type is a phrase. 
/** Bit position if this element type is a phrase. */
    static final int PHRASE = (1 << 13);

    
Bit position if this element type is a form control. 
/** Bit position if this element type is a form control. */
    static final int FORMCTRL = (1 << 14);

    
Bit position if this element type is ???. 
/** Bit position if this element type is ???. */
    static final int SPECIAL = (1 << 15);

    
Bit position if this element type is ???. 
/** Bit position if this element type is ???. */
    static final int ASPECIAL = (1 << 16);

    
Bit position if this element type is an odd header element. 
/** Bit position if this element type is an odd header element. */
    static final int HEADMISC = (1 << 17);

    
Bit position if this element type is a head element (i.e. H1, H2, etc.) 
/** Bit position if this element type is a head element (i.e. H1, H2, etc.) */
    static final int HEAD = (1 << 18);

    
Bit position if this element type is a list. 
/** Bit position if this element type is a list. */
    static final int LIST = (1 << 19);

    
Bit position if this element type is a preformatted type. 
/** Bit position if this element type is a preformatted type. */
    static final int PREFORMATTED = (1 << 20);

    
Bit position if this element type is whitespace sensitive. 
/** Bit position if this element type is whitespace sensitive. */
    static final int WHITESPACESENSITIVE = (1 << 21);

    
Bit position if this element type is a header element (i.e. HEAD). 
/** Bit position if this element type is a header element (i.e. HEAD). */
    static final int HEADELEM = (1 << 22);

    
Bit position if this element is the "HTML" element 
/** Bit position if this element is the "HTML" element */
    private static final int HTMLELEM = (1 << 23);

    
Bit position if this attribute type is a URL. 
/** Bit position if this attribute type is a URL. */
    public static final int ATTRURL = (1 << 1);

    
Bit position if this attribute type is an empty type. 
/** Bit position if this attribute type is an empty type. */
    public static final int ATTREMPTY = (1 << 2);

    
Construct an ElemDesc from a set of bit flags.

Params:
  • flags – Bit flags that describe the basic properties of this element type.
/**
     * Construct an ElemDesc from a set of bit flags.
     *
     *
     * @param flags Bit flags that describe the basic properties of this element type.
     */
    ElemDesc(int flags)
    {
        m_flags = flags;
    }

    
Tell if this element type has the basic bit properties that are passed
as an argument.

Params:
  • flags – Bit flags that describe the basic properties of interest.
Returns:true if any of the flag bits are true.
/**
     * Tell if this element type has the basic bit properties that are passed
     * as an argument.
     *
     * @param flags Bit flags that describe the basic properties of interest.
     *
     * @return true if any of the flag bits are true.
     */
    private boolean is(int flags)
    {

        // int which = (m_flags & flags);
        return (m_flags & flags) != 0;
    }

    int getFlags() {
        return m_flags;
    }

    
Set an attribute name and it's bit properties.

Params:
  • name – non-null name of attribute, in upper case.
  • flags – flag bits.
/**
     * Set an attribute name and it's bit properties.
     *
     *
     * @param name non-null name of attribute, in upper case.
     * @param flags flag bits.
     */
    void setAttr(String name, int flags)
    {

        if (null == m_attrs)
            m_attrs = new StringToIntTable();

        m_attrs.put(name, flags);
    }

    
Tell if any of the bits of interest are set for a named attribute type.

Params:
  • name – non-null reference to attribute name, in any case.
  • flags – flag mask.
Returns:true if any of the flags are set for the named attribute.
/**
     * Tell if any of the bits of interest are set for a named attribute type.
     *
     * @param name non-null reference to attribute name, in any case.
     * @param flags flag mask.
     *
     * @return true if any of the flags are set for the named attribute.
     */
    public boolean isAttrFlagSet(String name, int flags)
    {
        return (null != m_attrs)
            ? ((m_attrs.getIgnoreCase(name) & flags) != 0)
            : false;
    }
}