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Glowroot Agent Integration Test Harness

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/*
 * Copyright 2015-2018 the original author or authors.
 *
 * 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 org.glowroot.agent.api;

import java.lang.annotation.Retention;
import java.lang.annotation.Target;

import static java.lang.annotation.RetentionPolicy.SOURCE;

@Target({})
@Retention(SOURCE)
public @interface Instrumentation {

    public @interface Timer {
        String value(); // the timer name
    }

    public @interface TraceEntry {
        String message(); // template
        String timer();
    }

    public @interface Transaction {
        String transactionType();
        String transactionName(); // template
        String traceHeadline(); // template
        String timer();
        AlreadyInTransactionBehavior alreadyInTransactionBehavior() default AlreadyInTransactionBehavior.CAPTURE_TRACE_ENTRY;
    }

    enum AlreadyInTransactionBehavior {
        CAPTURE_TRACE_ENTRY, CAPTURE_NEW_TRANSACTION, DO_NOTHING
    }
}