de.kaiserpfalzEdv.iam.core.identity.IdentityBuilder.java Source code

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Here is the source code for de.kaiserpfalzEdv.iam.core.identity.IdentityBuilder.java

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/*
 * Copyright (c) 2014 Kaiserpfalz EDV-Service, Roland Lichti
 *
 * 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 de.kaiserpfalzEdv.iam.core.identity;

import de.kaiserpfalzEdv.commons.NameableReadable;
import de.kaiserpfalzEdv.iam.core.base.IAMBaseObjectBuilder;
import de.kaiserpfalzEdv.iam.identity.Identity;
import de.kaiserpfalzEdv.iam.identity.IdentityWritable;
import de.kaiserpfalzEdv.iam.identity.Subject;
import org.apache.commons.lang3.builder.Builder;

import java.util.Collection;
import java.util.Set;
import java.util.UUID;
import java.util.concurrent.ConcurrentSkipListSet;

/**
 * @author klenkes
 * @since 2013Q
 */
public class IdentityBuilder extends IAMBaseObjectBuilder<IdentityBuilder>
        implements Builder<IdentityWritable>, IAMBaseObjectBuilder.ConcreteObjectGenerator<IdentityWritable> {
    private final Set<SubjectDO> subjects = new ConcurrentSkipListSet<>();

    public IdentityBuilder() {
        withGenerator(this);
    }

    @Override
    public IdentityDO build() {
        IdentityDO result;

        try {
            result = generate();
        } catch (IllegalArgumentException e) {
            throw new IllegalStateException(e.getMessage(), e);
        }

        result.setSubjects(subjects);

        result.validate();

        return result;
    }

    public IdentityBuilder withIdentity(final Identity identity) {
        withTenant(identity.getTenantId());
        withId(identity.getId());

        withName(identity.getName());
        withCode(identity.getShortName());
        withCanonicalName(identity.getCanonicalName());
        withDisplayName(identity.getDisplayName());

        withSubjects(identity.getSubjects());

        return this;
    }

    public IdentityBuilder withSubjects(final Collection<? extends Subject> subjects) {
        this.subjects.clear();

        if (subjects != null) {
            for (Subject r : subjects) {
                this.subjects.add(toSubjectDO(r));
            }
        }

        return this;
    }

    public IdentityBuilder addSubject(final Subject subject) {
        if (subject != null) {
            this.subjects.add(toSubjectDO(subject));
        }

        return this;
    }

    public IdentityBuilder removeSubject(final Subject subject) {
        if (subject != null) {
            this.subjects.remove(toSubjectDO(subject));
        }

        return this;
    }

    private SubjectDO toSubjectDO(Subject subject) {
        if (subject == null)
            return null;

        if (SubjectDO.class.isAssignableFrom(subject.getClass())) {
            return (SubjectDO) subject;
        }

        return (SubjectDO) new SubjectBuilder().withSubject(subject).build();
    }

    @Override
    public IdentityDO generate(final UUID tenant, final UUID id, final NameableReadable name) {
        return new IdentityDO(tenant, id, name);
    }
}