Revert "Move TimeBudget to vespajlib and use Clock"

1 files changed, 0 insertions, 65 deletions

diff --git a/vespajlib/src/main/java/com/yahoo/time/TimeBudget.java b/vespajlib/src/main/java/com/yahoo/time/TimeBudget.java
deleted file mode 100644
index fa18cb5e467..00000000000
--- a/vespajlib/src/main/java/com/yahoo/time/TimeBudget.java
+++ /dev/null
@@ -1,65 +0,0 @@
-// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
-package com.yahoo.time;
-
-import com.google.common.util.concurrent.UncheckedTimeoutException;
-
-import java.time.Clock;
-import java.time.Duration;
-import java.time.Instant;
-
-/**
- * A TimeBudget can be used to track the time of an ongoing operation with a timeout.
- *
- * @author hakon
- */
-public class TimeBudget {
-    private final Clock clock;
-    private final Instant start;
-    private final Duration timeout;
-
-    /** Returns a TimeBudget with a start time of now, and with the given timeout. */
-    public static TimeBudget fromNow(Clock clock, Duration timeout) {
-        return new TimeBudget(clock, clock.instant(), timeout);
-    }
-
-    private TimeBudget(Clock clock, Instant start, Duration timeout) {
-        this.clock = clock;
-        this.start = start;
-        this.timeout = makeNonNegative(timeout);
-    }
-
-    /** Returns time since start. */
-    public Duration timePassed() {
-        return nonNegativeBetween(start, clock.instant());
-    }
-
-    /** Returns the original timeout. */
-    public Duration originalTimeout() {
-        return timeout;
-    }
-
-    /**
-     * Returns the time until deadline.
-     *
-     * @return time until deadline. It's toMillis() is guaranteed to be positive.
-     * @throws UncheckedTimeoutException if the deadline has been reached or passed.
-     */
-    public Duration timeLeftOrThrow() {
-        Instant now = clock.instant();
-        Duration left = Duration.between(now, start.plus(timeout));
-        if (left.toMillis() <= 0) {
-            throw new UncheckedTimeoutException("Time since start " + nonNegativeBetween(start, now) +
-                    " exceeds timeout " + timeout);
-        }
-
-        return left;
-    }
-
-    private static Duration nonNegativeBetween(Instant start, Instant end) {
-        return makeNonNegative(Duration.between(start, end));
-    }
-
-    private static Duration makeNonNegative(Duration duration) {
-        return duration.isNegative() ? Duration.ZERO : duration;
-    }
-}