org.sonar.core.user.GroupMembershipQuery.java Source code

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Here is the source code for org.sonar.core.user.GroupMembershipQuery.java

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/*
 * SonarQube, open source software quality management tool.
 * Copyright (C) 2008-2014 SonarSource
 * mailto:contact AT sonarsource DOT com
 *
 * SonarQube is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * SonarQube is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package org.sonar.core.user;

import com.google.common.base.Preconditions;
import com.google.common.collect.ImmutableSet;
import org.apache.commons.lang.StringUtils;

import javax.annotation.CheckForNull;
import javax.annotation.Nullable;

import java.util.Set;

public class GroupMembershipQuery {

    public static final int DEFAULT_PAGE_INDEX = 1;
    public static final int DEFAULT_PAGE_SIZE = 100;

    public static final String ANY = "ANY";
    public static final String IN = "IN";
    public static final String OUT = "OUT";
    public static final Set<String> AVAILABLE_MEMBERSHIP = ImmutableSet.of(ANY, IN, OUT);

    private final String login;
    private final String membership;

    private final String groupSearch;

    // for internal use in MyBatis
    final String groupSearchSql;

    // max results per page
    private final int pageSize;

    // index of selected page. Start with 1.
    private final int pageIndex;

    private GroupMembershipQuery(Builder builder) {
        this.login = builder.login;
        this.membership = builder.membership;
        this.groupSearch = builder.groupSearch;
        this.groupSearchSql = groupSearchToSql(groupSearch);

        this.pageSize = builder.pageSize;
        this.pageIndex = builder.pageIndex;
    }

    private String groupSearchToSql(@Nullable String s) {
        String sql = null;
        if (s != null) {
            sql = StringUtils.replace(StringUtils.upperCase(s), "%", "/%");
            sql = StringUtils.replace(sql, "_", "/_");
            sql = "%" + sql + "%";
        }
        return sql;
    }

    public String login() {
        return login;
    }

    @CheckForNull
    public String membership() {
        return membership;
    }

    /**
     * Search for groups containing a given string
     */
    @CheckForNull
    public String groupSearch() {
        return groupSearch;
    }

    public int pageSize() {
        return pageSize;
    }

    public int pageIndex() {
        return pageIndex;
    }

    public static Builder builder() {
        return new Builder();
    }

    public static class Builder {
        private String login;
        private String membership;
        private String groupSearch;

        private Integer pageIndex = DEFAULT_PAGE_INDEX;
        private Integer pageSize = DEFAULT_PAGE_SIZE;

        private Builder() {
        }

        public Builder login(String login) {
            this.login = login;
            return this;
        }

        public Builder membership(@Nullable String membership) {
            this.membership = membership;
            return this;
        }

        public Builder groupSearch(@Nullable String s) {
            this.groupSearch = StringUtils.defaultIfBlank(s, null);
            return this;
        }

        public Builder pageSize(@Nullable Integer i) {
            this.pageSize = i;
            return this;
        }

        public Builder pageIndex(@Nullable Integer i) {
            this.pageIndex = i;
            return this;
        }

        private void initMembership() {
            if (membership == null) {
                membership = GroupMembershipQuery.ANY;
            } else {
                Preconditions.checkArgument(AVAILABLE_MEMBERSHIP.contains(membership),
                        "Membership is not valid (got " + membership + "). Availables values are "
                                + AVAILABLE_MEMBERSHIP);
            }
        }

        private void initPageSize() {
            if (pageSize == null) {
                pageSize = DEFAULT_PAGE_SIZE;
            }
        }

        private void initPageIndex() {
            if (pageIndex == null) {
                pageIndex = DEFAULT_PAGE_INDEX;
            }
            Preconditions.checkArgument(pageIndex > 0, "Page index must be greater than 0 (got " + pageIndex + ")");
        }

        public GroupMembershipQuery build() {
            Preconditions.checkNotNull(login, "User login cant be null.");
            initMembership();
            initPageIndex();
            initPageSize();
            return new GroupMembershipQuery(this);
        }
    }
}