/*
* Hibernate Validator, declare and validate application constraints
*
* License: Apache License, Version 2.0
* See the license.txt file in the root directory or <http://www.apache.org/licenses/LICENSE-2.0>.
*/
package org.hibernate.validator.internal.engine;
import static org.hibernate.validator.internal.util.CollectionHelper.toImmutableMap;
import java.util.Map;
import javax.validation.metadata.ConstraintDescriptor;
import org.hibernate.validator.internal.util.logging.Log;
import org.hibernate.validator.internal.util.logging.LoggerFactory;
import org.hibernate.validator.internal.util.stereotypes.Immutable;
import org.hibernate.validator.messageinterpolation.HibernateMessageInterpolatorContext;
/**
* Implementation of the context used during message interpolation.
*
* @author Emmanuel Bernard
* @author Hardy Ferentschik
* @author Gunnar Morling
* @author Guillaume Smet
*/
public class MessageInterpolatorContext implements HibernateMessageInterpolatorContext {
private static final Log log = LoggerFactory.make();
private final ConstraintDescriptor<?> constraintDescriptor;
private final Object validatedValue;
private final Class<?> rootBeanType;
@Immutable
private final Map<String, Object> messageParameters;
@Immutable
private final Map<String, Object> expressionVariables;
public MessageInterpolatorContext(ConstraintDescriptor<?> constraintDescriptor,
Object validatedValue,
Class<?> rootBeanType,
Map<String, Object> messageParameters,
Map<String, Object> expressionVariables) {
this.constraintDescriptor = constraintDescriptor;
this.validatedValue = validatedValue;
this.rootBeanType = rootBeanType;
this.messageParameters = toImmutableMap( messageParameters );
this.expressionVariables = toImmutableMap( expressionVariables );
}
@Override
public ConstraintDescriptor<?> getConstraintDescriptor() {
return constraintDescriptor;
}
@Override
public Object getValidatedValue() {
return validatedValue;
}
@Override
public Class<?> getRootBeanType() {
return rootBeanType;
}
@Override
public Map<String, Object> getMessageParameters() {
return messageParameters;
}
@Override
public Map<String, Object> getExpressionVariables() {
return expressionVariables;
}
@Override
public <T> T unwrap(Class<T> type) {
//allow unwrapping into public super types
if ( type.isAssignableFrom( HibernateMessageInterpolatorContext.class ) ) {
return type.cast( this );
}
throw log.getTypeNotSupportedForUnwrappingException( type );
}
@Override
public boolean equals(Object o) {
if ( this == o ) {
return true;
}
if ( o == null || getClass() != o.getClass() ) {
return false;
}
MessageInterpolatorContext that = (MessageInterpolatorContext) o;
if ( constraintDescriptor != null ? !constraintDescriptor.equals( that.constraintDescriptor ) : that.constraintDescriptor != null ) {
return false;
}
if ( rootBeanType != null ? !rootBeanType.equals( that.rootBeanType ) : that.rootBeanType != null ) {
return false;
}
if ( validatedValue != null ? !validatedValue.equals( that.validatedValue ) : that.validatedValue != null ) {
return false;
}
return true;
}
@Override
public int hashCode() {
int result = constraintDescriptor != null ? constraintDescriptor.hashCode() : 0;
result = 31 * result + ( validatedValue != null ? validatedValue.hashCode() : 0 );
result = 31 * result + ( rootBeanType != null ? rootBeanType.hashCode() : 0 );
return result;
}
@Override
public String toString() {
final StringBuilder sb = new StringBuilder();
sb.append( "MessageInterpolatorContext" );
sb.append( "{constraintDescriptor=" ).append( constraintDescriptor );
sb.append( ", validatedValue=" ).append( validatedValue );
sb.append( ", messageParameters=" ).append( messageParameters );
sb.append( ", expressionVariables=" ).append( expressionVariables );
sb.append( '}' );
return sb.toString();
}
}