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

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Here is the source code for de.kaiserpfalzEdv.iam.core.identity.SubjectBuilder.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.Subject;
import de.kaiserpfalzEdv.iam.identity.SubjectWritable;
import de.kaiserpfalzEdv.iam.role.Role;
import org.apache.commons.lang3.builder.Builder;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.UUID;

/**
 * @author klenkes
 * @since 2014Q
 */
public class SubjectBuilder extends IAMBaseObjectBuilder<SubjectBuilder>
        implements Builder<SubjectWritable>, IAMBaseObjectBuilder.ConcreteObjectGenerator<SubjectWritable> {

    private Identity identity;
    private List<Role> roles = new ArrayList<>();

    public SubjectBuilder() {
        withGenerator(this);
    }

    @Override
    public SubjectDO build() {
        SubjectDO result;

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

        if (identity != null)
            result.setIdentity(identity);
        for (Role r : roles)
            result.addRole(r);

        result.validate();

        return result;
    }

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

    public SubjectBuilder withSubject(Subject subject) {
        withTenant(subject.getTenantId());
        withId(subject.getId());
        withName(subject.getNameable());

        withIdentity(subject.getIdentity());
        withRoles(subject.getRoles());

        return this;
    }

    public SubjectBuilder withIdentity(final Identity identity) {
        this.identity = identity;

        return this;
    }

    public SubjectBuilder withRoles(Collection<? extends Role> roles) {
        this.roles.clear();

        if (this.roles != null) {
            this.roles.addAll(roles);
        }

        return this;
    }

    public SubjectBuilder addRole(Role role) {
        if (role != null)
            roles.add(role);

        return this;
    }

    public SubjectBuilder removeRole(Role role) {
        if (role != null)
            roles.remove(role);

        return this;
    }
}