se.swedenconnect.opensaml.saml2.metadata.build.EncryptionMethodBuilder Maven / Gradle / Ivy
/*
* Copyright 2016-2021 Sweden Connect
*
* 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 se.swedenconnect.opensaml.saml2.metadata.build;
import org.opensaml.core.xml.util.XMLObjectSupport;
import org.opensaml.saml.saml2.metadata.EncryptionMethod;
import org.opensaml.xmlsec.encryption.KeySize;
import org.opensaml.xmlsec.encryption.OAEPparams;
import se.swedenconnect.opensaml.common.builder.AbstractSAMLObjectBuilder;
/**
* A builder for {@code md:EncryptionMethod} elements.
*
* @author Martin Lindström ([email protected])
*/
public class EncryptionMethodBuilder extends AbstractSAMLObjectBuilder {
/**
* Creates a new {@code EncryptionMethodBuilder} instance.
*
* @return a EncryptionMethodBuilder instance
*/
public static EncryptionMethodBuilder builder() {
return new EncryptionMethodBuilder();
}
/**
* Utility method that creates a {@code EncryptionMethod} element having only its {@code Algorithm} attribute
* assigned.
*
* @param algorithm
* the algorithm
* @return a EncryptionMethod instance
*/
public static EncryptionMethod encryptionMethod(final String algorithm) {
return builder().algorithm(algorithm).build();
}
/**
* Utility method that creates a {@code EncryptionMethod} element.
*
* @param algorithm
* the algorithm
* @param keySize
* key size (in bits)
* @return a EncryptionMethod instance
*/
public static EncryptionMethod encryptionMethod(final String algorithm, final Integer keySize) {
return builder()
.algorithm(algorithm)
.keySize(keySize)
.build();
}
/** {@inheritDoc} */
@Override
protected Class getObjectType() {
return EncryptionMethod.class;
}
/**
* Assigns the algorithm.
*
* @param algorithm
* the algorithm
* @return the builder
*/
public EncryptionMethodBuilder algorithm(final String algorithm) {
this.object().setAlgorithm(algorithm);
return this;
}
/**
* Assigns the size in bits for the key.
*
* @param keySize
* key size
* @return the builder
*/
public EncryptionMethodBuilder keySize(final Integer keySize) {
KeySize size = (KeySize) XMLObjectSupport.buildXMLObject(KeySize.DEFAULT_ELEMENT_NAME);
this.object().setKeySize(size);
return this;
}
/**
* Assigns the OAEP parameters.
*
* @param base64Encoding
* the parameters in base64
* @return the builder
*/
public EncryptionMethodBuilder oAEPparams(final String base64Encoding) {
OAEPparams p = (OAEPparams) XMLObjectSupport.buildXMLObject(OAEPparams.DEFAULT_ELEMENT_NAME);
this.object().setOAEPparams(p);
return this;
}
}