com.google.gerrit.testutil.NoteDbMode.java Source code

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Here is the source code for com.google.gerrit.testutil.NoteDbMode.java

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// Copyright (C) 2016 The Android Open Source Project
//
// 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 com.google.gerrit.testutil;

import static com.google.common.base.Preconditions.checkArgument;

import com.google.common.base.Enums;
import com.google.common.base.Strings;

public enum NoteDbMode {
    /** NoteDb is disabled. */
    OFF(false),

    /** Writing data to NoteDb is enabled. */
    WRITE(false),

    /** Reading and writing all data to NoteDb is enabled. */
    READ_WRITE(true),

    /** Changes are created with their primary storage as NoteDb. */
    PRIMARY(true),

    /** All change tables are entirely disabled. */
    DISABLE_CHANGE_REVIEW_DB(true),

    /**
     * Run tests with NoteDb disabled, then convert ReviewDb to NoteDb and check that the results
     * match.
     */
    CHECK(false);

    private static final String ENV_VAR = "GERRIT_NOTEDB";
    private static final String SYS_PROP = "gerrit.notedb";

    public static NoteDbMode get() {
        String value = System.getenv(ENV_VAR);
        if (Strings.isNullOrEmpty(value)) {
            value = System.getProperty(SYS_PROP);
        }
        if (Strings.isNullOrEmpty(value)) {
            return OFF;
        }
        value = value.toUpperCase().replace("-", "_");
        NoteDbMode mode = Enums.getIfPresent(NoteDbMode.class, value).orNull();
        if (!Strings.isNullOrEmpty(System.getenv(ENV_VAR))) {
            checkArgument(mode != null, "Invalid value for env variable %s: %s", ENV_VAR, System.getenv(ENV_VAR));
        } else {
            checkArgument(mode != null, "Invalid value for system property %s: %s", SYS_PROP,
                    System.getProperty(SYS_PROP));
        }
        return mode;
    }

    public static boolean readWrite() {
        return get().readWrite;
    }

    private final boolean readWrite;

    private NoteDbMode(boolean readWrite) {
        this.readWrite = readWrite;
    }
}