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package com.sun.org.apache.xerces.internal.impl.xs;

import com.sun.org.apache.xerces.internal.impl.dv.ValidatedInfo;
import com.sun.org.apache.xerces.internal.impl.xs.util.XSObjectListImpl;
import com.sun.org.apache.xerces.internal.xs.ShortList;
import com.sun.org.apache.xerces.internal.xs.XSAttributeDeclaration;
import com.sun.org.apache.xerces.internal.xs.XSAttributeUse;
import com.sun.org.apache.xerces.internal.xs.XSConstants;
import com.sun.org.apache.xerces.internal.xs.XSNamespaceItem;
import com.sun.org.apache.xerces.internal.xs.XSObjectList;
import com.sun.org.apache.xerces.internal.xs.XSValue;

The XML representation for an attribute use schema component is a local element information item
Author:Sandy Gao, IBM
@xerces.internal
/** * The XML representation for an attribute use * schema component is a local <attribute> element information item * * @xerces.internal * * @author Sandy Gao, IBM */
public class XSAttributeUseImpl implements XSAttributeUse { // the referred attribute decl public XSAttributeDecl fAttrDecl = null; // use information: SchemaSymbols.USE_OPTIONAL, REQUIRED, PROHIBITED public short fUse = SchemaSymbols.USE_OPTIONAL; // value constraint type: default, fixed or !specified public short fConstraintType = XSConstants.VC_NONE; // value constraint value public ValidatedInfo fDefault = null; // optional annotation public XSObjectList fAnnotations = null; public void reset(){ fDefault = null; fAttrDecl = null; fUse = SchemaSymbols.USE_OPTIONAL; fConstraintType = XSConstants.VC_NONE; fAnnotations = null; }
Get the type of the object, i.e ELEMENT_DECLARATION.
/** * Get the type of the object, i.e ELEMENT_DECLARATION. */
public short getType() { return XSConstants.ATTRIBUTE_USE; }
The name of this XSObject depending on the XSObject type.
/** * The <code>name</code> of this <code>XSObject</code> depending on the * <code>XSObject</code> type. */
public String getName() { return null; }
The namespace URI of this node, or null if it is unspecified. defines how a namespace URI is attached to schema components.
/** * The namespace URI of this node, or <code>null</code> if it is * unspecified. defines how a namespace URI is attached to schema * components. */
public String getNamespace() { return null; }
{required} determines whether this use of an attribute declaration requires an appropriate attribute information item to be present, or merely allows it.
/** * {required} determines whether this use of an attribute declaration * requires an appropriate attribute information item to be present, or * merely allows it. */
public boolean getRequired() { return fUse == SchemaSymbols.USE_REQUIRED; }
{attribute declaration} provides the attribute declaration itself, which will in turn determine the simple type definition used.
/** * {attribute declaration} provides the attribute declaration itself, * which will in turn determine the simple type definition used. */
public XSAttributeDeclaration getAttrDeclaration() { return fAttrDecl; }
Value Constraint: one of default, fixed.
/** * Value Constraint: one of default, fixed. */
public short getConstraintType() { return fConstraintType; }
Value Constraint: The actual value (with respect to the {type definition}).
/** * Value Constraint: The actual value (with respect to the {type * definition}). */
public String getConstraintValue() { // REVISIT: SCAPI: what's the proper representation return getConstraintType() == XSConstants.VC_NONE ? null : fDefault.stringValue(); }
See Also:
  • getNamespaceItem.getNamespaceItem()
/** * @see org.apache.xerces.xs.XSObject#getNamespaceItem() */
public XSNamespaceItem getNamespaceItem() { return null; } public Object getActualVC() { return getConstraintType() == XSConstants.VC_NONE ? null : fDefault.actualValue; } public short getActualVCType() { return getConstraintType() == XSConstants.VC_NONE ? XSConstants.UNAVAILABLE_DT : fDefault.actualValueType; } public ShortList getItemValueTypes() { return getConstraintType() == XSConstants.VC_NONE ? null : fDefault.itemValueTypes; } public XSValue getValueConstraintValue() { return fDefault; }
Optional. Annotations.
/** * Optional. Annotations. */
public XSObjectList getAnnotations() { return (fAnnotations != null) ? fAnnotations : XSObjectListImpl.EMPTY_LIST; } } // class XSAttributeUseImpl