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20 package org.apache.directory.api.ldap.model.schema.syntaxCheckers;
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23 import org.apache.directory.api.i18n.I18n;
24 import org.apache.directory.api.ldap.model.constants.SchemaConstants;
25 import org.apache.directory.api.ldap.model.schema.SyntaxChecker;
26 import org.apache.directory.api.util.Strings;
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40 @SuppressWarnings("serial")
41 public final class BooleanSyntaxChecker extends SyntaxChecker
42 {
43
44
45
46 public static final BooleanSyntaxChecker INSTANCE = new BooleanSyntaxChecker( SchemaConstants.BOOLEAN_SYNTAX );
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48
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50
51 public static final class Builder extends SCBuilder<BooleanSyntaxChecker>
52 {
53
54
55
56 private Builder()
57 {
58 super( SchemaConstants.BOOLEAN_SYNTAX );
59 }
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65
66 @Override
67 public BooleanSyntaxChecker build()
68 {
69 return new BooleanSyntaxChecker( oid );
70 }
71 }
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79 private BooleanSyntaxChecker( String oid )
80 {
81 super( oid );
82 }
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88 public static Builder builder()
89 {
90 return new Builder();
91 }
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97 @Override
98 public boolean isValidSyntax( Object value )
99 {
100 String strValue;
101
102 if ( value == null )
103 {
104 if ( LOG.isDebugEnabled() )
105 {
106 LOG.debug( I18n.err( I18n.ERR_04488_SYNTAX_INVALID, "null" ) );
107 }
108
109 return false;
110 }
111
112 if ( value instanceof String )
113 {
114 strValue = ( String ) value;
115 }
116 else if ( value instanceof byte[] )
117 {
118 strValue = Strings.utf8ToString( ( byte[] ) value );
119 }
120 else
121 {
122 strValue = value.toString();
123 }
124
125 if ( strValue.length() == 0 )
126 {
127 if ( LOG.isDebugEnabled() )
128 {
129 LOG.debug( I18n.err( I18n.ERR_04488_SYNTAX_INVALID, strValue ) );
130 }
131
132 return false;
133 }
134
135 boolean valid = "TRUE".equalsIgnoreCase( strValue ) || "FALSE".equalsIgnoreCase( strValue );
136
137 if ( LOG.isDebugEnabled() )
138 {
139 if ( valid )
140 {
141 LOG.debug( I18n.msg( I18n.MSG_04489_SYNTAX_VALID, strValue ) );
142 }
143 else
144 {
145 LOG.debug( I18n.err( I18n.ERR_04488_SYNTAX_INVALID, strValue ) );
146 }
147 }
148
149 return valid;
150 }
151 }