| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.directory.shared.ldap.filter; |
| |
| |
| import org.apache.directory.shared.ldap.entry.Value; |
| import org.apache.directory.shared.ldap.schema.AttributeType; |
| |
| |
| /** |
| * Filter expression tree node for extensible assertions. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class ExtensibleNode extends LeafNode |
| { |
| /** The value of the attribute to match for */ |
| private Value<?> value; |
| |
| /** The matching rules id */ |
| private String matchingRuleId; |
| |
| /** The name of the dn attributes */ |
| private boolean dnAttributes = false; |
| |
| |
| /** |
| * Creates a new emptyExtensibleNode object. |
| * |
| * @param attributeType the attributeType associated with this node |
| */ |
| public ExtensibleNode( AttributeType attributeType ) |
| { |
| super( attributeType, AssertionType.EXTENSIBLE ); |
| |
| dnAttributes = false; |
| } |
| |
| |
| /** |
| * Creates a new emptyExtensibleNode object. |
| * |
| * @param attribute the attribute associated with this node |
| */ |
| public ExtensibleNode( String attribute ) |
| { |
| super( attribute, AssertionType.EXTENSIBLE ); |
| |
| dnAttributes = false; |
| } |
| |
| |
| /** |
| * Creates a new ExtensibleNode object. |
| * |
| * @param attributeType the attributeType used for the extensible assertion |
| * @param value the value to match for |
| * @param matchingRuleId the OID of the matching rule |
| * @param dnAttributes the dn attributes |
| */ |
| public ExtensibleNode( AttributeType attributeType, Value<?> value, String matchingRuleId, boolean dnAttributes ) |
| { |
| super( attributeType, AssertionType.EXTENSIBLE ); |
| |
| this.value = value; |
| this.matchingRuleId = matchingRuleId; |
| this.dnAttributes = dnAttributes; |
| } |
| |
| |
| |
| |
| /** |
| * Creates a new ExtensibleNode object. |
| * |
| * @param attribute the attribute used for the extensible assertion |
| * @param value the value to match for |
| * @param matchingRuleId the OID of the matching rule |
| * @param dnAttributes the dn attributes |
| */ |
| public ExtensibleNode( String attribute, Value<?> value, String matchingRuleId, boolean dnAttributes ) |
| { |
| super( attribute, AssertionType.EXTENSIBLE ); |
| |
| this.value = value; |
| this.matchingRuleId = matchingRuleId; |
| this.dnAttributes = dnAttributes; |
| } |
| |
| |
| /** |
| * Makes a full clone in new memory space of the current node and children |
| * |
| * @return the clone |
| */ |
| @Override public ExprNode clone() |
| { |
| ExprNode clone = (ExprNode)super.clone(); |
| |
| // Copy the value |
| if ( value != null ) |
| { |
| ((ExtensibleNode)clone).value = value.clone(); |
| } |
| |
| return clone; |
| } |
| |
| /** |
| * Gets the Dn attributes. |
| * |
| * @return the dn attributes |
| */ |
| public boolean hasDnAttributes() |
| { |
| return dnAttributes; |
| } |
| |
| |
| /** |
| * Set the dnAttributes flag |
| * |
| * @param dnAttributes The flag to set |
| */ |
| public void setDnAttributes( boolean dnAttributes ) |
| { |
| this.dnAttributes = dnAttributes; |
| } |
| |
| |
| /** |
| * Gets the matching rule id as an OID string. |
| * |
| * @return the OID |
| */ |
| public String getMatchingRuleId() |
| { |
| return matchingRuleId; |
| } |
| |
| |
| /** |
| * Sets the matching rule id as an OID string. |
| * |
| * @param matchingRuleId The maching rule ID |
| */ |
| public void setMatchingRuleId( String matchingRuleId ) |
| { |
| this.matchingRuleId = matchingRuleId; |
| } |
| |
| |
| /** |
| * Gets the value. |
| * |
| * @return the value |
| */ |
| public final Value<?> getValue() |
| { |
| return value; |
| } |
| |
| |
| /** |
| * @return representation of value, escaped for use in a filter if required |
| */ |
| public Value<?> getEscapedValue() |
| { |
| if ( !value.isBinary() ) |
| { |
| return AbstractExprNode.escapeFilterValue( value ); |
| } |
| |
| return value; |
| } |
| |
| |
| /** |
| * Sets the value. |
| * |
| * @param value the value |
| */ |
| public final void setValue( Value<?> value) |
| { |
| this.value = value; |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public boolean equals( Object obj ) |
| { |
| if ( obj == this ) |
| { |
| return true; |
| } |
| |
| if ( ( obj == null ) || !( obj instanceof ExtensibleNode ) ) |
| { |
| return false; |
| } |
| ExtensibleNode that = ( ExtensibleNode ) obj; |
| |
| if ( dnAttributes != that.dnAttributes ) |
| { |
| return false; |
| } |
| if ( !matchingRuleId.equals( that.matchingRuleId ) ) |
| { |
| return false; |
| } |
| if ( !value.equals( that.value ) ) |
| { |
| return false; |
| } |
| |
| return super.equals( obj ); |
| } |
| |
| |
| /** |
| * @see Object#hashCode() |
| * @return the instance's hash code |
| */ |
| @Override |
| public int hashCode() |
| { |
| int h = 37; |
| |
| h = h*17 + super.hashCode(); |
| h = h*17 + ( dnAttributes ? 1 : 0 ); |
| h = h*17 + matchingRuleId.hashCode(); |
| h = h*17 + value.hashCode(); |
| |
| return h; |
| } |
| |
| |
| /** |
| * @see java.lang.Object#toString() |
| * @return A string representing the AndNode |
| */ |
| public String toString() |
| { |
| StringBuilder buf = new StringBuilder(); |
| |
| buf.append( '(' ); |
| |
| if ( attributeType != null ) |
| { |
| buf.append( attributeType.getName() ); |
| } |
| else |
| { |
| buf.append( attribute ); |
| } |
| |
| buf.append( "-" ); |
| buf.append( dnAttributes ); |
| buf.append( "-EXTENSIBLE-" ); |
| buf.append( matchingRuleId ); |
| buf.append( "-" ); |
| buf.append( value ); |
| |
| buf.append( super.toString() ); |
| |
| buf.append( ')' ); |
| |
| return buf.toString(); |
| } |
| } |