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ValueFilter.java
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ValueFilter.java
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/*
* Copyright (c) 2010-2015 Evolveum
*
* 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.evolveum.midpoint.prism.query;
import com.evolveum.midpoint.prism.ComplexTypeDefinition;
import com.evolveum.midpoint.prism.Containerable;
import com.evolveum.midpoint.prism.Item;
import com.evolveum.midpoint.prism.ItemDefinition;
import com.evolveum.midpoint.prism.PrismContainerDefinition;
import com.evolveum.midpoint.prism.PrismContext;
import com.evolveum.midpoint.prism.PrismValue;
import com.evolveum.midpoint.prism.match.MatchingRule;
import com.evolveum.midpoint.prism.match.MatchingRuleRegistry;
import com.evolveum.midpoint.prism.path.ItemPath;
import com.evolveum.midpoint.prism.path.ItemPathSegment;
import com.evolveum.midpoint.prism.path.NameItemPathSegment;
import com.evolveum.midpoint.util.exception.SchemaException;
import javax.xml.namespace.QName;
public abstract class ValueFilter<T extends PrismValue> extends ObjectFilter {
private static final long serialVersionUID = 1L;
private ItemPath fullPath;
private ItemDefinition definition;
private QName matchingRule;
public ValueFilter() {
super();
}
public ValueFilter(ItemPath parentPath, ItemDefinition definition){
this.fullPath = parentPath;
this.definition = definition;
}
public ValueFilter(ItemPath parentPath, ItemDefinition definition, QName matchingRule){
this.fullPath = parentPath;
this.definition = definition;
this.matchingRule = matchingRule;
}
public ItemDefinition getDefinition() {
return definition;
}
public void setDefinition(ItemDefinition definition) {
this.definition = definition;
}
public ItemPath getFullPath() {
return fullPath;
}
public void setFullPath(ItemPath path) {
this.fullPath = path;
}
public QName getMatchingRule() {
return matchingRule;
}
public void setMatchingRule(QName matchingRule) {
this.matchingRule = matchingRule;
}
public ItemPath getParentPath(){
if (fullPath == null){
return null;
}
ItemPath parentPath = fullPath.allExceptLast();
if (parentPath == null || parentPath.isEmpty()){
return null;
}
return parentPath;
}
public QName getElementName(){
if (fullPath == null){
return null;
}
ItemPathSegment lastPathSegement = fullPath.last();
if (lastPathSegement == null) {
return null;
}
if (lastPathSegement instanceof NameItemPathSegment) {
return ((NameItemPathSegment)lastPathSegement).getName();
} else {
throw new IllegalStateException("Got "+lastPathSegement+" as a last path segment in value filter "+this);
}
}
public MatchingRule getMatchingRuleFromRegistry(MatchingRuleRegistry matchingRuleRegistry, Item filterItem){
MatchingRule matching = null;
try{
matching = matchingRuleRegistry.getMatchingRule(matchingRule, filterItem.getDefinition().getTypeName());
} catch (SchemaException ex){
throw new IllegalArgumentException(ex.getMessage(), ex);
}
return matching;
}
static ItemDefinition findItemDefinition(ItemPath itemPath, PrismContainerDefinition<? extends Containerable> containerDef) {
ItemDefinition itemDef = containerDef.findItemDefinition(itemPath);
if (itemDef == null) {
throw new IllegalStateException("No definition for item " + itemPath + " in container definition "
+ containerDef);
}
return itemDef;
}
static ItemDefinition findItemDefinition(ItemPath parentPath, ComplexTypeDefinition complexTypeDefinition) {
ItemDefinition itemDef = complexTypeDefinition.findItemDefinition(parentPath);
if (itemDef == null) {
throw new IllegalStateException("No definition for item " + parentPath + " in complex type definition "
+ complexTypeDefinition);
}
return itemDef;
}
static ItemDefinition findItemDefinition(ItemPath parentPath, Class type, PrismContext prismContext) {
ComplexTypeDefinition complexTypeDefinition = prismContext.getSchemaRegistry().findComplexTypeDefinitionByCompileTimeClass(type);
if (complexTypeDefinition == null) {
// TODO SchemaException instead?
throw new IllegalStateException("Definition of complex type " + type + " couldn't be not found");
}
return findItemDefinition(parentPath, complexTypeDefinition);
}
protected void cloneValues(ValueFilter clone) {
super.cloneValues(clone);
clone.fullPath = this.fullPath;
clone.definition = this.definition;
clone.matchingRule = this.matchingRule;
}
public abstract boolean isRaw();
@Override
public void checkConsistence() {
if (fullPath == null) {
throw new IllegalArgumentException("Null path in "+this);
}
if (definition == null) {
throw new IllegalArgumentException("Null definition in "+this);
}
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((definition == null) ? 0 : definition.hashCode());
result = prime * result + ((fullPath == null) ? 0 : fullPath.hashCode());
result = prime * result + ((matchingRule == null) ? 0 : matchingRule.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
ValueFilter other = (ValueFilter) obj;
if (definition == null) {
if (other.definition != null)
return false;
} else if (!definition.equals(other.definition))
return false;
if (fullPath == null) {
if (other.fullPath != null)
return false;
} else if (!fullPath.equivalent(other.fullPath)) // TODO: ok?
return false;
if (matchingRule == null) {
if (other.matchingRule != null)
return false;
} else if (!matchingRule.equals(other.matchingRule))
return false;
return true;
}
}