FileDocCategorySizeDatePackage
Attribute.javaAPI DocphoneME MR2 API (J2ME)4353Wed May 02 17:59:48 BST 2007components

Attribute

public abstract class Attribute extends ClassComponent

Fields Summary
public UnicodeConstant
name
public int
length
Constructors Summary
protected Attribute(UnicodeConstant n, int l)

	name = n;
	length = l;
	resolved = true;
    
Methods Summary
public static voidcountConstantReferences(components.Attribute[] a, boolean isRelocatable)

	if ( a == null ) return;
	for ( int i = 0; i < a.length; i++ ){
	    a[i].countConstantReferences( isRelocatable );
	}
    
public voidcountConstantReferences(boolean isRelocatable)

	//
	// if we are producing relocatable output, then
	// we will need our name in the string table.
	// Else not.
	//
	if ( isRelocatable )
	    name.incReference();
    
public voidexternalize(ConstantPool p)

	if ( name != null ){
	    name = (UnicodeConstant)p.add( name );
	}
    
public static voidexternalizeAttributes(components.Attribute[] a, ConstantPool p)

	int arryl = ( a == null ) ? 0 : a.length;
	for ( int i = 0; i < arryl; i++ ){
	    a[i].externalize(p);
	}
    
public intlength()

	return 6+length; // believe length unchanged
    
public static intlength(components.Attribute[] a)

	int l = 0;
	int arryl = ( a == null ) ? 0 : a.length;
	for ( int i = 0; i < arryl; i++ ){
	    l += a[i].length();
	}
	return l + 2;
    
public static components.Attribute[]readAttributes(java.io.DataInput i, ConstantObject[] locals, ConstantObject[] globals, java.util.Hashtable typetable, boolean verbose)

	int nattr =  i.readUnsignedShort();
	if ( verbose ){
	    System.out.println(Localizer.getString("attribute.reading_attributes", Integer.toString(nattr)));
	}
	if ( nattr == 0 ) return null;
	Attribute a[] = new Attribute[nattr];
	for ( int j = 0; j < nattr; j++ ){
	    UnicodeConstant name = (UnicodeConstant)globals[i.readUnsignedShort()];
	    String typename = name.string.intern();
	    AttributeFactory afact = (AttributeFactory)typetable.get( typename );
	    if ( afact == null )
		afact = UninterpretedAttributeFactory.instance;

	    a[j] = afact.finishReadAttribute( i, name, locals, globals );
	}
	return a;
    
public voidwrite(java.io.DataOutput o)

	o.writeShort( name.index );
	o.writeInt( length );
	int trueLength = writeData( o );
	if ( length != trueLength ){
	    throw new DataFormatException(Localizer.getString("attribute.bad_attribute_length_for.dataformatexception", name ));
	}
    
public static voidwriteAttributes(components.Attribute[] a, java.io.DataOutput o, boolean verbose)

	int nattr =  ( a == null ) ? 0 : a.length;
	if ( verbose ){
	    System.out.println(Localizer.getString("attribute.writing_attributes", Integer.toString(nattr)));
	}
	o.writeShort( nattr );
	for ( int j = 0; j < nattr; j++ ){
	    if ( verbose ){
		System.out.println("	"+a[j].name.string );
	    }
	    a[j].write( o );
	}
    
protected abstract intwriteData(java.io.DataOutput o)