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Java example source code file (ValidationState.java)

This example Java source code file (ValidationState.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

arraylist, entitystate, locale, namespacecontext, string, symboltable, util, validationcontext, validationstate

The ValidationState.java Java example source code

/*
 * reserved comment block
 * DO NOT REMOVE OR ALTER!
 */
/*
 * Copyright 2001, 2002,2004 The Apache Software Foundation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

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

import com.sun.org.apache.xerces.internal.util.SymbolTable;
import com.sun.org.apache.xerces.internal.impl.dv.ValidationContext;

import com.sun.org.apache.xerces.internal.xni.NamespaceContext;
import java.util.ArrayList;
import java.util.Locale;

/**
 * Implementation of ValidationContext inteface. Used to establish an
 * environment for simple type validation.
 *
 * @xerces.internal
 *
 * @author Elena Litani, IBM
 * @version $Id: ValidationState.java,v 1.7 2010-11-01 04:39:53 joehw Exp $
 */
public class ValidationState implements ValidationContext {

    //
    // private data
    //
    private boolean fExtraChecking              = true;
    private boolean fFacetChecking              = true;
    private boolean fNormalize                  = true;
    private boolean fNamespaces                 = true;

    private EntityState fEntityState            = null;
    private NamespaceContext fNamespaceContext  = null;
    private SymbolTable fSymbolTable            = null;
    private Locale fLocale                      = null;

    private ArrayList<String> fIdList;
    private ArrayList<String> fIdRefList;

    //
    // public methods
    //
    public void setExtraChecking(boolean newValue) {
        fExtraChecking = newValue;
    }

    public void setFacetChecking(boolean newValue) {
        fFacetChecking = newValue;
    }

    public void setNormalizationRequired (boolean newValue) {
          fNormalize = newValue;
    }

    public void setUsingNamespaces (boolean newValue) {
          fNamespaces = newValue;
    }

    public void setEntityState(EntityState state) {
        fEntityState = state;
    }

    public void setNamespaceSupport(NamespaceContext namespace) {
        fNamespaceContext = namespace;
    }

    public void setSymbolTable(SymbolTable sTable) {
        fSymbolTable = sTable;
    }

    /**
     * return null if all IDREF values have a corresponding ID value;
     * otherwise return the first IDREF value without a matching ID value.
     */
    public String checkIDRefID () {
        if (fIdList == null) {
            if (fIdRefList != null) {
                return fIdRefList.get(0);
            }
        }

        if (fIdRefList != null) {
            String key;
            for (int i = 0; i < fIdRefList.size(); i++) {
                key = fIdRefList.get(i);
                if (!fIdList.contains(key)) {
                      return key;
                }
            }
        }
        return null;
    }

    public void reset () {
        fExtraChecking = true;
        fFacetChecking = true;
        fNamespaces = true;
        fIdList = null;
        fIdRefList = null;
        fEntityState = null;
        fNamespaceContext = null;
        fSymbolTable = null;
    }

    /**
     * The same validation state can be used to validate more than one (schema)
     * validation roots. Entity/Namespace/Symbol are shared, but each validation
     * root needs its own id/idref tables. So we need this method to reset only
     * the two tables.
     */
    public void resetIDTables() {
        fIdList = null;
        fIdRefList = null;
    }

    //
    // implementation of ValidationContext methods
    //

    // whether to do extra id/idref/entity checking
    public boolean needExtraChecking() {
        return fExtraChecking;
    }

    // whether to validate against facets
    public boolean needFacetChecking() {
        return fFacetChecking;
    }

    public boolean needToNormalize (){
        return fNormalize;
    }

    public boolean useNamespaces() {
        return fNamespaces;
    }

    // entity
    public boolean isEntityDeclared (String name) {
        if (fEntityState !=null) {
            return fEntityState.isEntityDeclared(getSymbol(name));
        }
        return false;
    }
    public boolean isEntityUnparsed (String name) {
        if (fEntityState !=null) {
            return fEntityState.isEntityUnparsed(getSymbol(name));
        }
        return false;
    }

    // id
    public boolean isIdDeclared(String name) {
        if (fIdList == null) return false;
        return fIdList.contains(name);
    }
    public void addId(String name) {
        if (fIdList == null) fIdList = new ArrayList();
        fIdList.add(name);
    }

    // idref
    public void addIdRef(String name) {
        if (fIdRefList == null) fIdRefList = new ArrayList();
        fIdRefList.add(name);
    }
    // get symbols

    public String getSymbol (String symbol) {
        if (fSymbolTable != null)
            return fSymbolTable.addSymbol(symbol);
        // if there is no symbol table, we return java-internalized string,
        // because symbol table strings are also java-internalzied.
        // this guarantees that the returned string from this method can be
        // compared by reference with other symbol table string. -SG
        return symbol.intern();
    }
    // qname, notation
    public String getURI(String prefix) {
        if (fNamespaceContext !=null) {
            return fNamespaceContext.getURI(prefix);
        }
        return null;
    }

    // Locale

    public void setLocale(Locale locale) {
        fLocale = locale;
    }

    public Locale getLocale() {
        return fLocale;
    }
}

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