ValidationManager.java revision 1133:2fdbfbde3bc0 
1/*
2 * reserved comment block
3 * DO NOT REMOVE OR ALTER!
4 */
5/*
6 * Licensed to the Apache Software Foundation (ASF) under one or more
7 * contributor license agreements.  See the NOTICE file distributed with
8 * this work for additional information regarding copyright ownership.
9 * The ASF licenses this file to You under the Apache License, Version 2.0
10 * (the "License"); you may not use this file except in compliance with
11 * the License.  You may obtain a copy of the License at
12 *
13 *      http://www.apache.org/licenses/LICENSE-2.0
14 *
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
20 */
21
22package com.sun.org.apache.xerces.internal.impl.validation;
23
24import java.util.Vector;
25
26/**
27 * ValidationManager is a coordinator property for validators in the
28 * pipeline. Each validator must know how to interact with
29 * this property. Validators are not required to know what kind of
30 * other validators present in the pipeline, but should understand
31 * that there are others and that some coordination is required.
32 *
33 * @xerces.internal
34 *
35 * @author Elena Litani, IBM
36 */
37public class ValidationManager {
38
39    protected final Vector fVSs = new Vector();
40    protected boolean fGrammarFound = false;
41
42    // used by the DTD validator to tell other components that it has a
43    // cached DTD in hand so there's no reason to
44    // scan external subset or entity decls.
45    protected boolean fCachedDTD = false;
46
47    /**
48     * Each validator should call this method to add its ValidationState into
49     * the validation manager.
50     */
51    public final void addValidationState(ValidationState vs) {
52        fVSs.addElement(vs);
53    }
54
55    /**
56     * Set the information required to validate entity values.
57     */
58    public final void setEntityState(EntityState state) {
59        for (int i = fVSs.size()-1; i >= 0; i--) {
60            ((ValidationState)fVSs.elementAt(i)).setEntityState(state);
61        }
62    }
63
64    public final void setGrammarFound(boolean grammar){
65        fGrammarFound = grammar;
66    }
67
68    public final boolean isGrammarFound(){
69        return fGrammarFound;
70    }
71
72    public final void setCachedDTD(boolean cachedDTD) {
73        fCachedDTD = cachedDTD;
74    } // setCachedDTD(boolean)
75
76    public final boolean isCachedDTD() {
77        return fCachedDTD;
78    } // isCachedDTD():  boolean
79
80
81    public final void reset (){
82        fVSs.removeAllElements();
83        fGrammarFound = false;
84        fCachedDTD = false;
85    }
86}
87